# US 2015/0147501 A1 · Aqueous Based Blend Composition and Method of Producing the Same

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- Number: US 2015/0147501 A1
- Document ID: US20150147501A1
- Status: Published application
- Kind: A1
- Application number: 14/404,669
- Filed: 2013-05-16
- Published: 2015-05-28
- Earliest claimed: 2012-06-19
- Assignees: Dow Global Technologies LLC; Rohm and Hass Company
- Applicants: Dow Global Technologies LLC; Rohm and Haas Company
- Inventors: Denise Lindenmuth; Joceyln Gruver; Ann R. Hermes; Ray E. Drumright
- Web page: https://patentgrep.com/patent/US20150147501A1

## CPC

- C09D 7/65: macromolecular (C09D7/41-C09D7/48 take precedence)
- C08K 5/005: {Stabilisers against oxidation, heat, light, ozone}
- C08L 23/12: Polypropene
- C08L 33/10: Homopolymers or copolymers of methacrylic acid esters
- C09D 123/12: Polypropene
- C09J 123/10: Homopolymers or copolymers of propene
- C08L 2201/54: Aqueous solutions or dispersions
- C08L 2203/16: used for films
- C08L 2312/00: Crosslinking
- Y10T 428/1352: Polymer or resin containing [i.e., natural or synthetic]
- C09D: COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR (cosmetics A61K; processes for applying liquids or other fluent materials to surfaces, in general, B05D; staining wood B27K5/02; glazes or vitreous enamels C03C; natural resins, French polish, drying-oils, driers, turpentine, per se, C09F; polishing compositions other than French polish, ski waxes C09G; adhesives or use of materials as adhesives C09J; materials for sealing or packing joints or covers C09K3/10; materials for stopping leaks C09K3/12; processes for the electrolytic or electrophoretic production of coatings C25D)
- C08K: Use of inorganic or non-macromolecular organic substances as compounding ingredients (paints, inks, varnishes, dyes, polishes, adhesives C09)
- C08L: COMPOSITIONS OF MACROMOLECULAR COMPOUNDS (compositions based on polymerisable monomers C08F, C08G; artificial filaments or fibres D01F; textile treating compositions D06)
- C09J: ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES (preparation of glue or gelatine C09H)
- Y10T: TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION

## Abstract

The instant invention is an aqueous based blend composition and method of producing the same. The aqueous based blend composition according to the present invention comprises: (a) an aqueous polyolefin dispersion comprising the melt blending product of one or more base polymers and one or more stabilizing agents in the presence of water and optionally one or more neutralizing agents, wherein the polyolefin dispersion has an average volume particle size diameter in the range of from 400 to 1500 nm, and a pH range from 8 to 11; and (b) one or more crosslinking agents selected from the group consisting of phenol-formaldehyde resins, hydroxyalkylamide resins, amino-formaldehyde resins; epoxy group containing resins, and combinations thereof, wherein said crosslinking agents comprise form 0.1 to 50 percent by weight based on the solid content of the dispersion; wherein said aqueous based blend composition has a solid content in the range of from 15 to 70 percent by weight of solids, based on the weight of the aqueous based blend composition, wherein said solid content of said blend composition comprises up to 99.9 percent by weight of the one or more base polymers, based on the weight of the solid content of the aqueous based blend composition, based on the weight of the solid content of the aqueous based blend composition, and a pH in the range of from 8 to 11.

## Claims

### Claim 1

An aqueous based blend composition comprising:
an aqueous polyolefin dispersion comprising the melt blending product of one or more base polymers and one or more stabilizing agents in the presence of water and optionally one or more neutralizing agents, wherein the polyolefin dispersion has an average volume particle size diameter in the range of from 400 to 1500 nm, and a pH range from 8 to 11; and
one or more crosslinking agents selected from the group consisting of phenol-formaldehyde resins, amino-formaldehyde resins; epoxy group containing resins, and combinations thereof, wherein said crosslinking agents comprise form 0.1 to 50 percent by weight based on the solid content of the dispersion;
wherein said aqueous based blend composition has a solid content in the range of from 15 to 70 percent by weight of solids, based on the weight of the aqueous based blend composition, wherein said solid content of said blend composition comprises up to 99.9 percent by weight of the one or more base polymers, based on the weight of the solid content of the aqueous based blend composition, based on the weight of the solid content of the aqueous based blend composition, and a pH in the range of from 8 to 11.

### Claim 2

A process for producing an aqueous based blend composition comprising:
selecting an aqueous polyolefin dispersion comprising the melt blending product of one or more base polymers and one or more stabilizing agents in the presence of water and optionally one or more neutralizing agents, wherein the polyolefin dispersion has an average volume particle size diameter in the range of from 400 to 1500 nm, and a pH range from 8 to 11; and
selecting one or more crosslinking agents selected from the group consisting of phenol-formaldehyde resins, amino-formaldehyde resins; epoxy group containing resins, and combinations thereof;
contacting said aqueous polyolefin dispersion and said one or more crosslinking agents to produce said aqueous based blend composition;
wherein said aqueous based blend composition has a solid content in the range of from 15 to 70 percent by weight of solids, based on the weight of the aqueous based blend composition, wherein said solid content of said blend composition comprises up to 99.1 percent by weight of the one or more base polymers, based on the weight of the solid content of the aqueous based blend composition and from 0.1 to 50 percent by weight of the one or more crosslinking agents, based on the weight of the solid content of the aqueous based blend composition, and a pH in the range of from 8 to 11.

### Claim 3 (depends on 1)

The aqueous based bled dispersion of claim 1, wherein said dispersion further comprises an acrylic emulsion comprising acrylic solids having an average weight particle size diameter in the range of from 75 to 450 nm, an acid level in the range of from 0.25 to 5 percent by weight of acid monomers based on the weight of the acrylic monomer, and a weight average molecular weight in the range of from 200,000 to 5,000,000 g/mole, and a glass transition temperature (Tg) in the range of from 7 to 100° C., and wherein said acrylic emulsion has a pH in the range of from 7 to 9.

### Claim 4 (depends on 1)

A film obtained from the aqueous based blend composition of claim 1.

### Claim 5 (depends on 4)

The film of claim 4, wherein said film has a thickness in the range of from 1 to 20 μm.

### Claim 6 (depends on 4)

A multilayer film comprising one or more films according to claim 4.

### Claim 7 (depends on 4)

A container device comprising a substrate and the film of claim 4 associated with at least one surface of said substrate.

### Claim 8

(canceled)