Rohm and Haas Company

Dow Global Technolgoies LLC

Tao Wang

Junyu Chen

Jianming Xu

Yujiang Wang

Juan Li

Longlan Cui

James Charles Bohling

Wei Cui

Antony Keith Van Dyk

Xiaohong Yang

Siyuan Jiang

Lidaris San Miguel Rivera

David Gerald Speece, Jr

Jing Liu

Yan Li

Hui Chen

Wei Gao

Qingwei Zhang

Jonathan DeRocher

Kevin J Henderson

John William Hook, Iii

Anurima Singh

Zhi Juan Gong

Hu Li

Daoshu Lin

Weijun Yang

Yuehan Hu

Rui Ma

Qianqian Li

Weichao Gu

Deborah Gay Fradkin

Yunfei Yan

David G Speece

Haitao Du

Dan Liu

John William Iii Hook

Deborah Fradkin

Tony Wang

Lidaris San Migueal Rivera

Zhijuan Gong

Jonathan Derocher

An aqueous dispersion of multistage polymer particles comprising a specific oligomer prepared from polymerization of monomers comprising an alkoxylated (meth)acrylate providing aqueous coating compositions with both good flow-and-leveling property and extended open time.

Aqueous dispersion of multistage polymer particles and process of making the same

The present invention provides an aqueous paint composition comprising by dry weight based on total dry weight of the pigment composition, from 11% to 35% of a polymeric duller of (co)polymeric particles having an average diameter of from 1 to 20 &#x3bc;m, and from 25% to 70% of titanium dioxide particles; wherein from 50% to 100% of the titanium dioxide particles are encapsulated by polymer shell of (co)polymeric particles.

Low sheen paint composition with effective opacity

A water-based coating composition containing two parts A and B: (A) a binder component containing a waterborne epoxy dispersion, dispersed inorganic particles, and a polymeric dispersant; and (B) a hardener component, and a ratio of the component (A) and the component (B) is 90:1 to 2:1. The polymeric dispersant contains anti-agglomerating functional groups that are unreactive with oxirane groups of the epoxy dispersion.

Coating composition

A method of preparing a polymer dispersion comprising (i) contacting an aqueous dispersion of de-ionized acidic colloidal silica particles with a first mixture of monomers to form a combination; (ii) polymerizing such combination at an initial pH of from 2 to 5 to at least 90% in completion; and (iii) adding a second mixture of monomers at a rate substantially equal to the rate of consumption of such second mixture of monomers to continue and complete the polymerization. The present invention further provides a polymer dispersion made from the above method.

Method for preparation of a stable polymer dispersion with colloidal silica particles

An aqueous dispersion of a multistage polymer, an aqueous coating composition having an extended open time and capable of providing coatings with good water resistance, and a process of preparing the coatings.

Aqueous polymer dispersion and aqueous coating composition comprising the same

This invention generally relates to a coating composition which provides a coating film with high hydrophilic resistance and high hydrophobic resistance. The coating composition contains a polymer formed from a monomer composition comprising (a) 45-85 wt % of ethyl ester of acrylic acid or methacrylic acid and (b) 15-54 wt % of itaconic ester with 1 or 2 carbon atoms as a binder of the coating composition, and the weight of sum of (a) and (b) is 65% or more based on the total weight of the polymer.

Coating composition with high hydrophobic resistance and high hydrophilic resistance

A new paper composition comprising, a) from 15 wt. % to 70 wt. % a hiding composite comprising based on the total weight of the hiding composite, from 30 wt. % to 75 wt. % pigment particles and from 25 wt. % to 70 wt. % a thermoplastic polymer. The pigment particles are hydrophobically treated with the surface tension of the pigment particles being from 0.1 to 50 mN/m, and the surface tension difference between the pigment particles and the thermoplastic polymer being less than 40 mN/m; and b) from 30 wt. % to 85 wt. % a paper pulp. Process of making such a new paper composition.

Paper composition and process for making the same

An aqueous coating composition having an extended open time and capable of providing coating films with good properties including stain resistance and block resistance, a process of preparing the aqueous coating composition, and a method of extending open time of an aqueous coating composition.

Aqueous coating composition and process of making the same

This invention relates to a coating composition, especially, relates to an aqueous coating composition with improved viscosity stability.

Aqueous coating composition with improved viscosity stability

The present invention relates to a process comprising the steps of a) contacting an aqueous dispersion of a TiOslurry containing adsorbing dispersant with an adsorbing latex to form a mixture, wherein the pH of the mixture of the TiOslurry and adsorbing latex are sufficiently high to inhibit interaction between the TiOand the adsorbing latex; then b) lowering the pH of the mixture of step a) sufficiently to promote interaction between the TiOand the adsorbing latex, thereby forming a composite. The process of the present invention provides for improved hiding and reduced grit for coatings compositions.

Process for improving hiding efficiency in pigmented paints

The present invention is a composition comprising a) a stable aqueous dispersion of polymer particles functionalized with structural units of a phosphorus acid monomer or a salt thereof and; b) a dispersion of pigment particles stabilized by an adsorbing water-soluble dispersant functionalized with structural units of a sulfonic acid monomer or a salt thereof. The composition of the present invention is useful in providing excellent storage stability for pigmented paints formulated with the sulfonic acid functionalized dispersant described herein.

Pigmented coating composition with a sulfonic acid functionalized dispersant and a phosphorus acid functionalized binder

This invention relates to a coating composition, especially, relates to an aqueous coating composition with improved stability.

Aqueous coating composition with improved stability

The present invention relates to a coating composition, especially, relates to an aqueous coating composition with improved liquid stain repellency, it has a fraction of critical pigment volume concentration of from 35% to 110%, and comprises (i) pigment composition, including 15 wt. %-100 wt. %, in percentage by weight based on the dry weight of the pigment composition, polymer-encapsulated pigment; and 0-85 wt. %, in percentage by weight based on the dry weight of the pigment composition, un-encapsulated pigment; and (ii) 0.01 wt. %-5 wt. %, in percentage by dry weight based on the wet weight of the aqueous coating composition, at least one paraffin wax emulsion.

Aqueous coating composition for improved liquid stain repellency

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Highton, Australia

Tao Wang