Environmentally friendly, polymer dispersion-based coating formulations and methods of preparing and using same

US9102848B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9102848-B2
Application numberUS-201213406911-A
CountryUS
Kind codeB2
Filing dateFeb 28, 2012
Priority dateFeb 28, 2011
Publication dateAug 11, 2015
Grant dateAug 11, 2015

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Abstract

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Environmentally friendly, high performance coating formulations and methods for their preparation are described. The coating formulations can be prepared as aqueous dispersions. The aqueous dispersions include a plurality of multiphase polymer particles and a C8-C18 alkyl alcohol alkoxylated phosphate ester surfactant. The multiphase particles include an acrylic-based copolymer derived from one or more (meth)acrylate monomers and at least one copolymerizable surfactant. Optionally, the acrylic-based copolymer is further derived from one or more acid monomers, one or more amide monomers, and/or one or more molecular weight regulators. Further described herein are products prepared from the aqueous dispersions, such as for high gloss and satin paint compositions, that can have a low VOC content.

First claim

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What is claimed is: 1. An aqueous dispersion, comprising: a plurality of multiphase polymer particles, said multiphase particles comprising an acrylic-based copolymer derived from monomers comprising: 20%-60% by weight methyl methacrylate; 20%-60% by weight butyl acrylate; 0%-5% by weight of one or more acid monomers; 0%-5% by weight of one or more amide monomers; 0%-8% by weight of one or more crosslinkable (meth)acrylate monomers; 0%-0.3% by weight of one or more mole…

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What does patent US9102848B2 cover?
Environmentally friendly, high performance coating formulations and methods for their preparation are described. The coating formulations can be prepared as aqueous dispersions. The aqueous dispersions include a plurality of multiphase polymer particles and a C8-C18 alkyl alcohol alkoxylated phosphate ester surfactant. The multiphase particles include an acrylic-based copolymer derived from one…
Who is the assignee on this patent?
Hamilton Andrea, Kelly John, Basf Se
What technology area does this patent fall under?
Primary CPC classification C09D133/08. Mapped technology areas include Chemistry & Metallurgy.
When was this patent published?
Publication date Tue Aug 11 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).