# US 9,518,159 B2 · Ethylene interpolymer films > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 9,518,159 B2 - Document ID: US9518159B2 - Status: Granted - Kind: B2 - Application number: 14/919,051 - Filed: 2015-10-21 - Published: 2016-04-21 - Granted: 2016-12-13 - Earliest claimed: 2014-10-21 - Assignees: NOVA Chemicals (International) S.A. - Applicants: NOVA Chemicals (International) S.A. - Inventors: Daniel Ward; Michael Li; Xiaochuan Wang; Tieqi Li; Christopher John Brooke Dobbin; Fazle Sibtain; Kenneth Edward Taylor; Hamidreza Khakdaman - Web page: https://patentgrep.com/patent/US9518159B2 ## CPC - C08L 23/0815: {with aliphatic 1-olefins containing one carbon-to-carbon double bond} - B29C 41/04: Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould - B29C 41/22: Making multilayered or multicoloured articles - B32B 3/266: {characterised by an apertured layer, the apertures going through the whole thickness of the layer, e.g. expanded metal, perforated layer, slit layer regular cells B32B3/12} - B32B 7/12: using interposed adhesives or interposed materials with bonding properties - B32B 27/08: of synthetic resin - B32B 27/327: {comprising polyolefins obtained by a metallocene or single-site catalyst} - B32B 27/34: comprising polyamides - C08F 2/001: {Multistage polymerisation processes characterised by a change in reactor conditions without deactivating the intermediate polymer (C08F295/00, C08F297/00 take precedence)} - C08F 2/06: Organic solvent - C08F 4/6555: {and magnesium or compounds thereof} - C08F 4/6583: {and magnesium or compounds thereof} - C08F 4/6585: {and aluminium or compounds thereof} - C08F 4/65904: {in combination with another component of C08F4/64} - C08F 4/6592: containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring - C08F 210/16: Copolymers of ethene with alpha-alkenes, e.g. EP rubbers - C08J 5/00: Manufacture of articles or shaped materials containing macromolecular substances (manufacture of semi-permeable membranes B01D67/00 - B01D71/00) - C08J 5/18: Manufacture of films or sheets - C08L 23/08: Copolymers of ethene (C08L23/16 takes precedence) - C08L 23/14: Copolymers of propene (C08L23/16 takes precedence) - C08L 23/20: having four to nine carbon atoms - B29K 2023/08: {Copolymers of ethylene (B29K2023/16 takes precedence)} - B29K 2105/0058: {Liquid or visquous} - B29K 2105/0085: {Copolymers} - B29K 2105/0094: {having particular viscosity} - B29K 2905/02: Aluminium - B29K 2995/0063: Density - B29K 2995/0088: Molecular weight - B32B 2307/7265: Non-permeable - B32B 2439/40: Closed containers - C08F 4/65908: {in combination with an ionising compound other than alumoxane, e.g. (C6F5)4B-X+} - C08F 4/65912: {in combination with an organoaluminium compound} - C08F 210/14: Monomers containing five or more carbon atoms - C08F 2410/08: Presence of a deactivator - C08F 2420/01: Cp or analog bridged to a non-Cp X neutral donor - C08F 2420/04: Cp or analog not bridged to a non-Cp X ancillary anionic donor - C08F 2500/03: Narrow molecular weight distribution, i.e. Mw/Mn < 3 - C08F 2500/09: Long chain branches - C08F 2500/11: Melt tension or melt strength - C08F 2500/12: Melt flow index or melt flow ratio - C08F 2500/13: Environmental stress cracking resistance - C08F 2500/17: Viscosity - C08F 2500/18: Bulk density - C08F 2500/26: Use as polymer for film forming - C08J 2323/06: Polyethene - C08J 2323/08: Copolymers of ethene (C08J2323/16 takes precedence) - C08J 2323/20: having four to nine carbon atoms - C08J 2323/24: having ten or more carbon atoms - C08J 2423/08: Copolymers of ethene (C08J2423/16 takes precedence) - C08J 2423/20: having four to nine carbon atoms - C08J 2423/24: having ten or more carbon atoms - C08L 2203/10: used for bottles - C08L 2203/16: used for films - C08L 2205/025: containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure - C08L 2205/03: containing three or more polymers in a blend - C08L 2205/06: having improved processability or containing aids for moulding methods - C08L 2314/02: Ziegler natta catalyst - C08L 2314/06: Metallocene or single site catalysts - C08L: COMPOSITIONS OF MACROMOLECULAR COMPOUNDS (compositions based on polymerisable monomers C08F, C08G; artificial filaments or fibres D01F; textile treating compositions D06) - B29C: SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING (making preforms B29B11/00; making laminated products by combining previously unconnected layers which become one product whose layers will remain together B32B37/00 - B32B41/00) - B32B: LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM - C08F: MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS - C08J: WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H (working, e.g. shaping, of plastics B29) - B29K: INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR {MOULDS, } REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS ## Abstract This disclosure relates to multilayer films having improved caulkability. These multilayer films have at least one layer containing an ethylene interpolymer product, or a blend containing an ethylene interpolymer product, where the ethylene interpolymer product has: a Dilution Index (Yd) greater than 0; total catalytic metal ≧3.0 ppm; ≧0.03 terminal vinyl unsaturations per 100 carbon atoms, and; optionally a Dimensionless Modulus (Xd) greater than 0. The ethylene interpolymer products have a melt index from about 0.4 to about 100 dg/minute, a density from about 0.950 to about 0.970 g/cm3, a polydispersity (Mw/Mn) from about 2 to about 25 and a CDBI50 from about 55% to about 97%. Further, the ethylene interpolymer products are a blend of at least two ethylene interpolymers; where one ethylene interpolymer is produced with a single-site catalyst formulation and at least one ethylene interpolymer is produced with a heterogeneous catalyst formulation. ## Claims ### Claim 1 A film comprising at least one layer, wherein said layer comprises an ethylene interpolymer product comprising: (i) a first ethylene interpolymer; (ii) a second ethylene interpolymer, and; (iii) optionally a third ethylene interpolymer; wherein said ethylene interpolymer product has a Dilution Index, Yd, greater than 0. ### Claim 2 (depends on 1) The film of claim 1, further characterized as having ≧0.03 terminal vinyl unsaturations per 100 carbon atoms. ### Claim 3 (depends on 1) The film of claim 1, further characterized as having ≧3 parts per million (ppm) of a total catalytic metal. ### Claim 4 (depends on 1) The film of claim 1, further characterized as having a Dimensionless Modulus, Xd, greater than 0. ### Claim 5 (depends on 1) The film of claim 1, further characterized as having ≧0.03 terminal vinyl unsaturations per 100 carbons and ≧3 parts per million (ppm) of total catalytic metal. ### Claim 6 (depends on 1) The film of claim 1, further characterized as having ≧3 parts per million (ppm) of total catalytic metal and a Dimensionless Modulus, Xd, greater than 0. ### Claim 7 (depends on 1) The film of claim 1, further characterized as having ≧0.03 terminal vinyl unsaturations per 100 carbons and a Dimensionless Modulus, Xd, greater than 0. ### Claim 8 (depends on 1) The film of claim 1, further characterized as having ≧0.03 terminal vinyl unsaturations per 100 carbons, ≧3 parts per million (ppm) of total catalytic metal and a Dimensionless Modulus, Xd, greater than 0. ### Claim 9 (depends on 1) The film of claim 1 having a melt index from about 0.4 to about 12 dg/minute; wherein melt index is measured according to ASTM D1238 (2.16 kg load and 190° C.). ### Claim 10 (depends on 1) The film of claim 1 having a density from about 0.900 to about 0.935 g/cc; wherein density is measured according to ASTM D792. ### Claim 11 (depends on 1) The film of claim 1 having a Mw/Mn from about 2 to about 25. ### Claim 12 (depends on 1) The film of claim 1 having a CDBI50 from about 20% to about 98%. ### Claim 13 (depends on 1) The film of claim 1; wherein (i) said first ethylene interpolymer is from about 15 to about 60 weight percent of said ethylene interpolymer product; (ii) said second ethylene interpolymer is from about 30 to about 85 weight percent of said ethylene interpolymer product, and; (iii) optionally said third ethylene interpolymer is from about 0 to about 30 weight percent of said ethylene interpolymer product; wherein weight percent is the weight of said first, said second or said optional third ethylene interpolymer divided by the weight of said ethylene interpolymer product. ### Claim 14 (depends on 1) The film of claim 1; wherein (i) said first ethylene interpolymer has a melt index from about 0.01 to about 200 dg/minute; (ii) said second ethylene interpolymer has melt index from about 0.3 to about 1000 dg/minute, and; (iii) optionally said third ethylene interpolymer has a melt index from about 0.5 to about 2000 dg/minute; wherein melt index is measured according to ASTM D1238 (2.16 kg load and 190° C.). ### Claim 15 (depends on 1) The film of claim 1; wherein (i) said first ethylene interpolymer has a density from about 0.855 g/cm3 to about 0.975 g/cc; (ii) said second ethylene interpolymer has a density from about 0.89 g/cm3 to about 0.975 g/cc, and; (iii) optionally said third ethylene interpolymer has density from about 0.89 to about 0.975 g/cc; wherein density is measured according to ASTM D792. ### Claim 16 (depends on 1) The film of claim 1; wherein said ethylene interpolymer product is synthesized using a solution polymerization process. ### Claim 17 (depends on 1) The film of claim 1 further comprising from 0.1 to about 10 mole percent of one or more α-olefin. ### Claim 18 (depends on 17) The film of claim 17; wherein said one or more α-olefin are C3 to C10 α-olefins. ### Claim 19 (depends on 17) The film of claim 17; wherein said one or more α-olefin is 1-hexene, 1-octene or a mixture of 1-hexene and 1-octene. ### Claim 20 (depends on 1) The film of claim 1; wherein said first ethylene interpolymer is synthesized using a single-site catalyst formulation. ### Claim 21 (depends on 1) The film of claim 1; wherein said second ethylene interpolymer is synthesized using a first heterogeneous catalyst formulation. ### Claim 22 (depends on 1) The film of claim 1; wherein said third ethylene interpolymer is synthesized using a first heterogeneous catalyst formulation or a second heterogeneous catalyst formulation. ### Claim 23 (depends on 1) The film of claim 1 wherein said second ethylene interpolymer is synthesized using a first in-line Ziegler Natta catalyst formulation or a first batch Ziegler-Natta catalyst formulation; optionally, said third ethylene interpolymer is synthesized using said first in-line Ziegler Natta catalyst formulation or said first batch Ziegler-Natta catalyst formulation. ### Claim 24 (depends on 1) The film of claim 1 wherein said third ethylene interpolymer is synthesized using a second in-line Ziegler Natta catalyst formulation or a second batch Ziegler-Natta catalyst formulation. ### Claim 25 (depends on 1) The film of claim 1, having ≦1 part per million (ppm) of a metal A; wherein said metal A originates from a single site catalyst formulation used to synthesize said first ethylene interpolymer. ### Claim 26 (depends on 25) The film of claim 25; wherein said metal A is titanium, zirconium or hafnium. ### Claim 27 (depends on 1) The film of claim 1 having a metal B and optionally a metal C and the total amount of said metal B plus said metal C is from about 3 to about 11 parts per million; wherein said metal B originates from a first heterogeneous catalyst formulation used to synthesize said second ethylene interpolymer and optionally said metal C originates from a second heterogeneous catalyst formulation used to synthesize said third ethylene interpolymer; optionally said metal B and said metal C are the same metal. ### Claim 28 (depends on 27) The film of claim 27; wherein said metal B and said metal C, are independently selected from titanium, zirconium, hafnium, vanadium, niobium, tantalum, chromium, molybdenum, tungsten, manganese, technetium, rhenium, iron, ruthenium or osmium. ### Claim 29 (depends on 27) The film of claim 27; wherein said metal B and said metal C, are independently selected from titanium, zirconium, hafnium, vanadium or chromium. ### Claim 30 (depends on 1) The film of claim 1 wherein said first ethylene interpolymer has a first Mw/Mn, said second ethylene interpolymer has a second Mw/Mn and said optional third ethylene interpolymer has a third Mw/Mn; wherein said first Mw/Mn is lower than said second Mw/Mn and said optional third Mw/Mn. ### Claim 31 (depends on 30) The film of claim 30; wherein the blending of said second ethylene interpolymer and said third ethylene interpolymer forms a heterogeneous ethylene interpolymer blend having a fourth Mw/Mn; wherein said fourth Mw/Mn is not broader than said second Mw/Mn. ### Claim 32 (depends on 30) The film of claim 30 wherein said second Mw/Mn and said optional third Mw/Mn are ≦4.0. ### Claim 33 (depends on 1) The film of claim 1; wherein said first ethylene interpolymer has a first CDBI50 from about 70 to about 98%, said second ethylene interpolymer has a second CDBI50 from about 45 to about 98% and said optional third ethylene interpolymer has a third CDBI50 from about 35 to about 98%. ### Claim 34 (depends on 33) The film of claim 33; wherein said first CDBI50 is higher than said second CDBI50; optionally said first CDBI50 is higher than said third CDBI50. ### Claim 35 (depends on 1) The film of claim 1; wherein said film is a multilayer film, wherein said multilayer film has a sealant layer, wherein said sealant layer comprises said ethylene interpolymer product and said multilayer film has a hole size ≧95 μm and ≦115 μm; wherein hole size is determined in a caulkability test. ### Claim 36 (depends on 35) The film of claim 35; wherein said multilayer film has from 2 to 11 layers. ### Claim 37 A film comprising at least one layer, wherein said layer comprises an ethylene interpolymer product comprising: (i) a first ethylene interpolymer; (ii) a second ethylene interpolymer, and; (iii) optionally a third ethylene interpolymer; wherein said ethylene interpolymer product has ≧0.03 terminal vinyl unsaturations per 100 carbon atoms. ### Claim 38 (depends on 37) The film of claim 37, further characterized as having a Dilution Index, Yd, greater than 0. ### Claim 39 (depends on 37) The film of claim 37, further characterized as having ≧3 parts per million (ppm) of a total catalytic metal. ### Claim 40 (depends on 37) The film of claim 37, further characterized as having a Dimensionless Modulus, Xd, greater than 0. ### Claim 41 (depends on 37) The film of claim 37, further characterized as having a Dilution Index, Yd, greater than 0 and ≧3 parts per million (ppm) of total catalytic metal. ### Claim 42 (depends on 37) The film of claim 37, further characterized as having ≧3 parts per million (ppm) of total catalytic metal and a Dimensionless Modulus, Xd, greater than 0. ### Claim 43 (depends on 37) The film of claim 37 further characterized as having a Dilution Index, Yd, greater than 0 and a Dimensionless Modulus, Xd, greater than 0. ### Claim 44 (depends on 37) The film of claim 37 further characterized as having a Dilution Index, Yd, greater than 0, ≧3 parts per million (ppm) of total catalytic metal and a Dimensionless Modulus, Xd, greater than 0. ### Claim 45 (depends on 37) The film of claim 37 having a melt index from about 0.4 to about 12 dg/minute; wherein melt index is measured according to ASTM D1238 (2.16 kg load and 190° C.). ### Claim 46 (depends on 37) The film of claim 37 having a density from about 0.900 to about 0.935 g/cc; wherein density is measured according to ASTM D792. ### Claim 47 (depends on 37) The film of claim 37 having a Mw/Mn from about 2 to about 25. ### Claim 48 (depends on 37) The film of claim 37 having a CDBI50 from about 20% to about 98%. ### Claim 49 (depends on 37) The film of claim 37; wherein (i) said first ethylene interpolymer is from about 15 to about 60 weight percent of said ethylene interpolymer product; (ii) said second ethylene interpolymer is from about 30 to about 85 weight percent of said ethylene interpolymer product, and; (iii) optionally said third ethylene interpolymer is from about 0 to about 30 weight percent of said ethylene interpolymer product; wherein weight percent is the weight of said first, said second or said optional third ethylene interpolymer divided by the weight of said ethylene interpolymer product. ### Claim 50 (depends on 37) The film of claim 37; wherein (i) said first ethylene interpolymer has a melt index from about 0.01 to about 200 dg/minute; (ii) said second ethylene interpolymer has melt index from about 0.3 to about 1000 dg/minute, and; (iii) optionally said third ethylene interpolymer has a melt index from about 0.5 to about 2000 dg/minute; wherein melt index is measured according to ASTM D1238 (2.16 kg load and 190° C.). ### Claim 51 (depends on 37) The film of claim 37; wherein (i) said first ethylene interpolymer has a density from about 0.855 g/cm3 to about 0.975 g/cc; (ii) said second ethylene interpolymer has a density from about 0.89 g/cm3 to about 0.975 g/cc, and; (iii) optionally said third ethylene interpolymer has density from about 0.89 to about 0.975 g/cc; wherein density is measured according to ASTM D792. ### Claim 52 (depends on 37) The film of claim 37; wherein said ethylene interpolymer product is synthesized using a solution polymerization process. ### Claim 53 (depends on 37) The film of claim 37 further comprising from 0.1 to about 10 mole percent of one or more α-olefin. ### Claim 54 (depends on 53) The film of claim 53; wherein said one or more α-olefin are C3 to C10 α-olefins. ### Claim 55 (depends on 53) The film of claim 53; wherein said one or more α-olefin is 1-hexene, 1-octene or a mixture of 1-hexene and 1-octene. ### Claim 56 (depends on 37) The film of claim 37; wherein said first ethylene interpolymer is synthesized using a single-site catalyst formulation. ### Claim 57 (depends on 37) The film of claim 37; wherein said second ethylene interpolymer is synthesized using a first heterogeneous catalyst formulation. ### Claim 58 (depends on 37) The film of claim 37; wherein said third ethylene interpolymer is synthesized using a first heterogeneous catalyst formulation or a second heterogeneous catalyst formulation. ### Claim 59 (depends on 37) The film of claim 37 wherein said second ethylene interpolymer is synthesized using a first in-line Ziegler-Natta catalyst formulation or a first batch Ziegler-Natta catalyst formulation; optionally, said third ethylene interpolymer is synthesized using said first in-line Ziegler Natta catalyst formulation or said first batch Ziegler-Natta catalyst formulation. ### Claim 60 (depends on 37) The film of claim 37 wherein said third ethylene interpolymer is synthesized using a second in-line Ziegler Natta catalyst formulation or a second batch Ziegler-Natta catalyst formulation. ### Claim 61 (depends on 37) The film of claim 37, having ≦1 part per million (ppm) of a metal A; wherein said metal A originates from a single site catalyst formulation used to synthesize said first ethylene interpolymer. ### Claim 62 (depends on 61) The film of claim 61; wherein said metal A is titanium, zirconium or hafnium. ### Claim 63 (depends on 37) The film of claim 37 having a metal B and optionally a metal C and the total amount of said metal B plus said metal C is from about 3 to about 11 parts per million; wherein said metal B originates from a first heterogeneous catalyst formulation used to synthesize said second ethylene interpolymer and optionally said metal C originates from a second heterogeneous catalyst formulation used to synthesize said third ethylene interpolymer; optionally said metal B and said metal C are the same metal. ### Claim 64 (depends on 63) The film of claim 63; wherein said metal B and said metal C, are independently selected from titanium, zirconium, hafnium, vanadium, niobium, tantalum, chromium, molybdenum, tungsten, manganese, technetium, rhenium, iron, ruthenium or osmium. ### Claim 65 (depends on 63) The film of claim 63; wherein said metal B and said metal C, are independently selected from titanium, zirconium, hafnium, vanadium or chromium. ### Claim 66 (depends on 37) The film of claim 37 wherein said first ethylene interpolymer has a first Mw/Mn, said second ethylene interpolymer has a second Mw/Mn and said optional third ethylene interpolymer has a third Mw/Mn; wherein said first Mw/Mn is lower than said second Mw/Mn and said optional third Mw/Mn. ### Claim 67 (depends on 66) The film of claim 66; wherein the blending of said second ethylene interpolymer and said third ethylene interpolymer forms a heterogeneous ethylene interpolymer blend having a fourth Mw/Mn; wherein said fourth Mw/Mn is not broader than said second Mw/Mn. ### Claim 68 (depends on 66) The film of claim 66 wherein said second Mw/Mn and said optional third Mw/Mn are ≦4.0. ### Claim 69 (depends on 37) The film of claim 37; wherein said first ethylene interpolymer has a first CDBI50 from about 70 to about 98%, said second ethylene interpolymer has a second CDBI50 from about 45 to about 98% and said optional third ethylene interpolymer has a third CDBI50 from about 35 to about 98%. ### Claim 70 (depends on 69) The film of claim 69; wherein said first CDBI50 is higher than said second CDBI50; optionally said first CDBI50 is higher than said third CDBI50. ### Claim 71 (depends on 37) The film of claim 37; wherein said film is a multilayer film, wherein said multilayer film has a sealant layer, wherein said sealant layer comprises said ethylene interpolymer product and said multilayer film has a hole size ≧95 μm and ≦115 μm; wherein hole size is determine in a caulkability test. ### Claim 72 (depends on 37) The film of claim 37; wherein said multilayer film has from 2 to 11 layers. ### Claim 73 A film comprising at least one layer, wherein said layer comprises an ethylene interpolymer product comprising: (i) a first ethylene interpolymer; (ii) a second ethylene interpolymer, and; (iii) optionally a third ethylene interpolymer; wherein said ethylene interpolymer product has ≧3 parts per million (ppm) of a total catalytic metal. ### Claim 74 (depends on 73) The film of claim 73, further characterized as having ≧0.03 terminal vinyl unsaturations per 100 carbon atoms. ### Claim 75 (depends on 73) The film of claim 73, further characterized as having a Dilution Index, Yd, greater than 0. ### Claim 76 (depends on 73) The film of claim 73, further characterized as having a Dimensionless Modulus, Xd, greater than 0. ### Claim 77 (depends on 73) The film of claim 73, further characterized as having ≧0.03 terminal vinyl unsaturations per 100 carbons and a Dilution Index, Yd, greater than 0. ### Claim 78 (depends on 73) The film of claim 73, further characterized as having a Dilution Index, Yd, greater than 0 and a Dimensionless Modulus, Xd, greater than 0. ### Claim 79 (depends on 73) The film of claim 73 further characterized as having ≧0.03 terminal vinyl unsaturations per 100 carbons and a Dimensionless Modulus, Xd, greater than 0. ### Claim 80 (depends on 73) The film of claim 73 further characterized as having ≧0.03 terminal vinyl unsaturations per 100 carbons, a Dilution Index, Yd, greater than 0 and a Dimensionless Modulus, Xd, greater than 0. ### Claim 81 (depends on 73) The film of claim 73 having a melt index from about 0.4 to about 12 dg/minute; wherein melt index is measured according to ASTM D1238 (2.16 kg load and 190° C.). ### Claim 82 (depends on 73) The film of claim 73 having a density from about 0.900 to about 0.935 g/cc; wherein density is measured according to ASTM D792. ### Claim 83 (depends on 73) The film of claim 73 having a Mw/Mn from about 2 to about 25. ### Claim 84 (depends on 73) The film of claim 73 having a CDBI50 from about 20% to about 98%. ### Claim 85 (depends on 73) The film of claim 73; wherein (i) said first ethylene interpolymer is from about 15 to about 60 weight percent of said ethylene interpolymer product; (ii) said second ethylene interpolymer is from about 30 to about 85 weight percent of said ethylene interpolymer product, and; (iii) optionally said third ethylene interpolymer is from about 0 to about 30 weight percent of said ethylene interpolymer product; wherein weight percent is the weight of said first, said second or said optional third ethylene interpolymer divided by the weight of said ethylene interpolymer product. ### Claim 86 (depends on 73) The film of claim 73; wherein (i) said first ethylene interpolymer has a melt index from about 0.01 to about 200 dg/minute; (ii) said second ethylene interpolymer has melt index from about 0.3 to about 1000 dg/minute, and; (iii) optionally said third ethylene interpolymer has a melt index from about 0.5 to about 2000 dg/minute; wherein melt index is measured according to ASTM D1238 (2.16 kg load and 190° C.). ### Claim 87 (depends on 73) The film of claim 73; wherein (i) said first ethylene interpolymer has a density from about 0.855 g/cm3 to about 0.975 g/cc; (ii) said second ethylene interpolymer has a density from about 0.89 g/cm3 to about 0.975 g/cc, and; (iii) optionally said third ethylene interpolymer has density from about 0.89 to about 0.975 g/cc; wherein density is measured according to ASTM D792. ### Claim 88 (depends on 73) The film of claim 73; wherein said ethylene interpolymer product is synthesized using a solution polymerization process. ### Claim 89 (depends on 73) The film of claim 73 further comprising from 0.1 to about 10 mole percent of one or more α-olefin. ### Claim 90 (depends on 73) The film of claim 73; wherein said one or more α-olefin are C3 to C10 α-olefins. ### Claim 91 (depends on 73) The film of claim 73; wherein said one or more α-olefin is 1-hexene, 1-octene or a mixture of 1-hexene and 1-octene. ### Claim 92 (depends on 73) The film of claim 73; wherein said first ethylene interpolymer is synthesized using a single-site catalyst formulation. ### Claim 93 (depends on 73) The film of claim 73; wherein said second ethylene interpolymer is synthesized using a first heterogeneous catalyst formulation. ### Claim 94 (depends on 73) The film of claim 73; wherein said third ethylene interpolymer is synthesized using a first heterogeneous catalyst formulation or a second heterogeneous catalyst formulation. ### Claim 95 (depends on 73) The film of claim 73 wherein said second ethylene interpolymer is synthesized using a first in-line Ziegler-Natta catalyst formulation or a first batch Ziegler-Natta catalyst formulation; optionally, said third ethylene interpolymer is synthesized using said first in-line Ziegler Natta catalyst formulation or said first batch Ziegler-Natta catalyst formulation. ### Claim 96 (depends on 73) The film of claim 73 wherein said third ethylene interpolymer is synthesized using a second in-line Ziegler Natta catalyst formulation or a second batch Ziegler-Natta catalyst formulation. ### Claim 97 (depends on 73) The film of claim 73, having ≦1 part per million (ppm) of a metal A; wherein said metal A originates from a single site catalyst formulation used to synthesize said first ethylene interpolymer. ### Claim 98 (depends on 97) The film of claim 97; wherein said metal A is titanium, zirconium or hafnium. ### Claim 99 (depends on 73) The film of claim 73 having a metal B and optionally a metal C and the total amount of said metal B plus said metal C is from about 3 to about 11 parts per million; wherein said metal B originates from a first heterogeneous catalyst formulation used to synthesize said second ethylene interpolymer and optionally said metal C originates from a second heterogeneous catalyst formulation used to synthesize said third ethylene interpolymer; optionally said metal B and said metal C are the same metal. ### Claim 100 (depends on 99) The film of claim 99; wherein said metal B and said metal C, are independently selected from titanium, zirconium, hafnium, vanadium, niobium, tantalum, chromium, molybdenum, tungsten, manganese, technetium, rhenium, iron, ruthenium or osmium. ### Claim 101 (depends on 99) The film of claim 99; wherein said metal B and said metal C, are independently selected from titanium, zirconium, hafnium, vanadium or chromium. ### Claim 102 (depends on 73) The film of claim 73 wherein said first ethylene interpolymer has a first Mw/Mn, said second ethylene interpolymer has a second Mw/Mn and said optional third ethylene interpolymer has a third Mw/Mn; wherein said first Mw/Mn is lower than said second Mw/Mn and said optional third Mw/Mn. ### Claim 103 (depends on 102) The film of claim 102; wherein the blending of said second ethylene interpolymer and said third ethylene interpolymer forms a heterogeneous ethylene interpolymer blend having a fourth Mw/Mn; wherein said fourth Mw/Mn is not broader than said second Mw/Mn. ### Claim 104 (depends on 102) The film of claim 102 wherein said second Mw/Mn and said optional third Mw/Mn are ≦4.0. ### Claim 105 (depends on 73) The film of claim 73; wherein said first ethylene interpolymer has a first CDBI50 from about 70 to about 98%, said second ethylene interpolymer has a second CDBI50 from about 45 to about 98% and said optional third ethylene interpolymer has a third CDBI50 from about 35 to about 98%. ### Claim 106 (depends on 105) The film of claim 105; wherein said first CDBI50 is higher than said second CDBI50; optionally said first CDBI50 is higher than said third CDBI50. ### Claim 107 (depends on 73) The film of claim 73; wherein said film is a multilayer film, wherein said multilayer film has a sealant layer, wherein said sealant layer comprises said ethylene interpolymer product and said multilayer film has a hole size ≧95 μm and ≦115 μm; wherein hole size is determined in a caulkability test. ### Claim 108 (depends on 73) The film of claim 73; wherein said multilayer film has from 2 to 11 layers.