# US 2018/0022893 A1 · Plasticizer composition, resin composition and methods for preparing thereof > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2018/0022893 A1 - Document ID: US20180022893A1 - Status: Published application - Kind: A1 - Application number: 15/549,258 - Filed: 2016-03-18 - Published: 2018-01-25 - Earliest claimed: 2015-03-20 - Assignees: LG Chem, Ltd. - Applicants: LG Chem, Ltd. - Inventors: Hyun Kyu KIM; Mi Yeon LEE; Jeong Ju MOON; Joo Ho KIM; Seok Ho JEONG - Web page: https://patentgrep.com/patent/US20180022893A1 ## CPC - C08K 5/12: of cyclic polycarboxylic acids - C08J 5/18: Manufacture of films or sheets - C08K 5/11: of acyclic polycarboxylic acids - C08K 5/1515: Three-membered rings - C08L 23/06: Polyethylene - C08L 23/0853: Ethylene vinyl acetate copolymers - C08L 23/12: Polypropene - C08L 25/06: Polystyrene - C08L 27/06: Homopolymers or copolymers of vinyl chloride - C08L 75/04: Polyurethanes - C08L 91/00: Compositions of oils, fats or waxes; Compositions of derivatives thereof - C08L 101/00: Compositions of unspecified macromolecular compounds - C08K 5/0016: {Plasticisers} - C08K 2201/014: Additives containing two or more different additives of the same subgroup in C08K - C08L 2203/16: used for films - C08L 2203/20: use in electrical or conductive gadgets - C08K: Use of inorganic or non-macromolecular organic substances as compounding ingredients (paints, inks, varnishes, dyes, polishes, adhesives C09) - 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) - C08L: COMPOSITIONS OF MACROMOLECULAR COMPOUNDS (compositions based on polymerisable monomers C08F, C08G; artificial filaments or fibres D01F; textile treating compositions D06) ## Abstract The present invention relates to a plasticizer composition, a resin composition and methods for preparing thereof, and, by improving poor physical properties having been caused by structural limitation, provides a plasticizer capable of improving physical properties such as plasticizing efficiency, a migration property, tensile strength, an elongation rate, stress migration and light resistance required for sheet formularization when used as a plasticizer of a resin composition, and a resin composition comprising the same. ## Claims ### Claim 1 A plasticizer composition comprising: a mixture of three kinds of terephthalate-based material; and epoxidized oil, wherein weight ratio of the terephthalate-based material and the epoxidized oil is from 99:1 to 1:99. ### Claim 2 (depends on 1) The plasticizer composition of claim 1, wherein the weight ratio of the terephthalate-based material and the epoxidized oil is from 95:5 to 50:50. ### Claim 3 (depends on 2) The plasticizer composition of claim 2, wherein the weight ratio of the terephthalate-based material and the epoxidized oil is from 90:10 to 50:50. ### Claim 4 (depends on 1) The plasticizer composition of claim 1, wherein the mixture of three kinds is a first mixture mixing di(2-ethylhexyl) terephthalate, butyl(2-ethylhexyl) terephthalate and dibutyl terephthalate, a second mixture mixing diisononyl terephthalate, butylisononyl terephthalate and dibutyl terephthalate, or a third mixture mixing di(2-ethylhexyl) terephthalate, (2-ethylhexyl)isononyl terephthalate and diisononyl terephthalate. ### Claim 5 (depends on 4) The plasticizer composition of claim 4, wherein the first mixture comprises 3.0 mol % to 99.0 mol % of the di(2-ethylhexyl) terephthalate; 0.5 mol % to 96.5 mol % of the butyl(2-ethylhexyl) terephthalate; and 0.5 mol % to 96.5 mol % of the dibutyl terephthalate. ### Claim 6 (depends on 4) The plasticizer composition of claim 4, wherein the second mixture comprises 3.0 mol % to 99.0 mol % of the diisononyl terephthalate; 0.5 mol % to 96.5 mol % of the butylisononyl terephthalate; and 0.5 mol % to 96.5 mol % of the dibutyl terephthalate. ### Claim 7 (depends on 4) The plasticizer composition of claim 4, wherein the third mixture comprises 3.0 mol % to 99.0 mol % of the di(2-ethylhexyl) terephthalate in; 0.5 mol % to 96.5 mol % of the (2-ethylhexyl)isononyl terephthalate; and 0.5 mol % to 96.5 mol % of the diisononyl terephthalate. ### Claim 8 (depends on 1) The plasticizer composition of claim 1, wherein the epoxidized oil comprises at least one selected from the group consisting of epoxidized soybean oil, epoxidized castor oil, epoxidized linseed oil, epoxidized palm oil, epoxidized stearate, epoxidized oleate, epoxidized tall oil and epoxidized linoleate. ### Claim 9 (depends on 1) The plasticizer composition of claim 1, the plasticizer composition further comprises an additive, wherein the additive comprises an acetyl citrate-based material, a trimellitate-based material or a mixture thereof. ### Claim 10 (depends on 9) The plasticizer composition of claim 9, wherein the additive is comprised 1 part by weight to 100 parts by weight based on 100 parts by weight of the plasticizer composition. ### Claim 11 (depends on 9) The plasticizer composition of claim 9, wherein the acetyl citrate-based compound comprises at least one selected from the group consisting of a hybrid C4-C9 alkyl substituted acetyl citrate-based materials and a non-hybrid C4-C9 alkyl substituted acetyl citrate-based materials substituted. ### Claim 12 (depends on 9) The plasticizer composition of claim 9, wherein the trimellitate-based material comprises at least one selected from the group consisting of tri(2-ethylhexyl) trimellitate, tributyl trimellitate and triisononyl trimellitate. ### Claim 13 A method for preparing a plasticizer composition comprising: providing a terephthalate-based material that is a mixture of three types, and epoxidized oil; and blending the terephthalate-based material and the epoxidized oil at weight ratio of from 99:1 to 1:99 to prepare a plasticizer composition, wherein the terephthalate-based material is a mixture of three types. ### Claim 14 (depends on 13) The method for preparing a plasticizer composition of claim 13, wherein the terephthalate-based material is prepared by conducting direct esterification of an alcohol and a terephthalic acid, the alcohol is selected from the group consisting of 2-ethylhexyl alcohol, isononyl alcohol, butyl alcohol and isobutyl alcohol, and terephthalic acid; or conducting transesterification of a terephthalate and an alcohol, the terephthalate is any one selected from the group consisting of di(2-ethylhexyl) terephthalate and diisononyl terephthalate, and the alcohol is any one selected from the group consisting of butyl alcohol and isobutyl alcohol. ### Claim 15 (depends on 13) The method for preparing a plasticizer composition of claim 13, further comprising, after blending to prepare a plasticizer composition, mixing 1 part by weight to 100 parts by weight of an additive based on 100 parts by weight of the plasticizer composition. ### Claim 16 (depends on 15) The method for preparing a plasticizer composition of claim 15, wherein the additive comprises an acetyl citrate-based material, a trimellitate-based material or a mixture thereof. ### Claim 17 (depends on 1) A resin composition comprising: 100 parts by weight of a resin; and parts by weight to 150 parts by weight of the plasticizer composition of claim 1. ### Claim 18 (depends on 17) The resin composition of claim 17, wherein the resin is at least one selected from the group consisting of ethylene vinyl acetate, polyethylene, polyketone, polypropylene, polyvinyl chloride, polystyrene, polyurethane and thermoplastic elastomers. ### Claim 19 (depends on 17) The resin composition of claim 17, wherein the resin composition is a material for at least one selected from the group consisting of wires, flooring materials, automotive interior materials, films, sheets, wallpapers and tubes.