公开(公告)号：US11136465B2

公开(公告)日：2021-10-05

申请号：US16341461

申请日：2016-11-11

Applicant: Dow Global Technologies LLC ,  Rohm and Haas Company

Inventor： Zhen Qian ,  Yaguang Zhao ,  Jianming Xu ,  Qingwei Zhang ,  Wei Li ,  Ling Li

IPC: C09D5/02 ,  C09D4/06 ,  C09D133/06

Abstract: An aqueous coating composition having good freeze-thaw stability and providing coatings with good stain resistance.

公开(公告)号：US11130878B2

公开(公告)日：2021-09-28

申请号：US16330323

申请日：2016-09-02

Applicant: Dow Global Technologies LLC ,  Rohm and Haas Company

Inventor： Jianming Xu ,  Wei Cui ,  Tao Wang ,  Siyuan Jiang ,  Qingwei Zhang ,  Daoshu Lin

IPC: C09D133/14 ,  C08F220/18 ,  C09D133/08 ,  C09D133/10 ,  C09D5/00

Abstract: 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.

公开(公告)号：US20200172745A1

公开(公告)日：2020-06-04

申请号：US16628062

申请日：2017-07-11

Applicant: Dow Global Technologies LLC ,  Rohm and Haas Company

Inventor： Daoshu Lin ,  Jianming Xu ,  Qingwei Zhang ,  James C. Bohling ,  Paul Doll ,  Jian Zou ,  Liu Yang ,  Gongwei Pu

IPC: C09D7/65 ,  C09D133/06 ,  C09D125/14 ,  C09D7/40 ,  C09D7/20

Abstract: An aqueous dispersion having reduced VOCs and/or odor and an aqueous coating composition comprising the aqueous dispersion.

公开(公告)号：US20180208778A1

公开(公告)日：2018-07-26

申请号：US15759369

申请日：2015-09-22

Applicant: Rohm and Haas Company

Inventor： Han Liu ,  Xiangting Dong ,  Qingwei Zhang ,  Ling Li

IPC: C09D5/14 ,  A01N59/16 ,  C09D133/08

CPC classification number: C09D5/14 ,  A01N59/16 ,  C08K3/28 ,  C08K5/14 ,  C09D125/08 ,  C09D133/08 ,  C09D139/04

Abstract: The present invention provides an antimicrobial coating composition comprising (i) a polymer emulsion and (ii) from 20 ppm to 6000 ppm, by dry weight based on total dry weight of the coating composition, a silver, and the polymer emulsion comprises, as polymerized units, (a) ethylenically unsaturated nonionic monomers, and (b) from 0.01% to 20%, by dry weight based on total dry weight of the polymer emulsion, heterocyclic group-containing monomers.

公开(公告)号：US09708501B2

公开(公告)日：2017-07-18

申请号：US15129016

申请日：2014-04-17

Applicant: Rohm and Haas Company

Inventor： Han Liu ,  Xiangting Dong ,  Qingwei Zhang ,  Caifeng Wang

IPC: C09D143/02 ,  C09D125/14 ,  C08L43/02 ,  C08L23/32 ,  C09D5/02 ,  C09D5/08 ,  C08F212/08

CPC classification number: C09D125/14 ,  C08F212/08 ,  C08F220/18 ,  C08F230/02 ,  C08F2800/20 ,  C09D5/02 ,  C09D5/08 ,  C09D133/06 ,  C09D143/02 ,  C08F2220/1825 ,  C08F220/06

Abstract: The present invention relates to a polymer dispersion of polymer particles comprising phosphorous-containing (meth)acrylate monomers and phosphorus-containing allylic monomers. The present invention further relates to a coating composition made from the polymer dispersion with both satisfactory coating viscosity stability and improved coating performances such as scrub resistance, stain resistance, corrosion resistance and durability.

公开(公告)号：US20170145221A1

公开(公告)日：2017-05-25

申请号：US15325512

申请日：2014-07-28

Applicant: Dow Global Technologies LLC ,  Rohm and Haas Company

Inventor： Jianming Xu ,  Wei Cui ,  Qingwei Zhang ,  Ling Li ,  Danping Ma

IPC: C09D4/00 ,  C09D127/06

CPC classification number: C09D4/00 ,  C08F2/24 ,  C08F218/08 ,  C09D131/04 ,  C08F2220/1825 ,  C08F228/02 ,  C08F222/02 ,  C08F230/02

Abstract: The present invention provides a polymer dispersion comprising by dry weight based on total dry weight of the polymer dispersion, a) from 60% to 95% a vinyl acetate monomer, b) from 0.2% to 2.5% a phosphorus-containing allylic monomer; and c) from 0.2% to 2.5% an itaconic acid monomer; wherein the total amount of monomers b) and c) is from 0.5% to 2.5% by dry weight based on total dry weight of the polymer dispersion, and the dry weight ratio of monomer b) to monomers b) and c) is from 0.2 to 0.6. The present invention further provides a paint formulation of PVC higher than 60% comprising the polymer dispersion.

公开(公告)号：US11932778B2

公开(公告)日：2024-03-19

申请号：US15759369

申请日：2015-09-22

Applicant: Rohm and Haas Company

Inventor： Han Liu ,  Xiangting Dong ,  Qingwei Zhang ,  Ling Li

IPC: C09D5/14 ,  A01N59/16 ,  C09D133/08 ,  C09D139/04 ,  C08K3/28 ,  C08K5/14 ,  C09D125/08

CPC classification number: C09D5/14 ,  A01N59/16 ,  C09D133/08 ,  C09D139/04 ,  C08K3/28 ,  C08K5/14 ,  C09D125/08

Abstract: The present invention provides an antimicrobial coating composition comprising (i) a polymer emulsion and (ii) from 20 ppm to 6000 ppm, by dry weight based on total dry weight of the coating composition, a silver, and the polymer emulsion comprises, as polymerized units, (a) ethylenically unsaturated nonionic monomers, and (b) from 0.01% to 20%, by dry weight based on total dry weight of the polymer emulsion, heterocyclic group-containing monomers.

公开(公告)号：US20200262954A1

公开(公告)日：2020-08-20

申请号：US16347381

申请日：2016-12-22

Applicant: Dow Global Technologies LLC ,  Rohm and Haas Company

Inventor： Xiangting Dong ,  Han Liu ,  Junyu Chen ,  Qingwei Zhang ,  Ling Li ,  Alvin M. Maurice ,  Jintao Liu

IPC: C08F220/12 ,  C09D133/08

Abstract: A method of producing an aqueous polymer composition and a method of reducing yellowing of an aqueous polymer composition and a coating made therefrom.

公开(公告)号：US10160878B2

公开(公告)日：2018-12-25

申请号：US15032162

申请日：2013-10-29

Applicant: Rohm and Haas Company ,  Dow Global Technologies LLC

Inventor： Qingwei Zhang ,  Hongping Xu ,  Han Liu ,  Xiangting Dong

IPC: C08K5/05 ,  C09D125/14 ,  C08K5/06 ,  C08K5/10 ,  C08K5/12 ,  C08K5/103 ,  C08K5/11 ,  C08K5/09 ,  C08K5/092 ,  C09D143/02 ,  C09D7/61 ,  C08K3/22

Abstract: An aqueous coating composition having acceptable heat-age stability and providing the resultant coating film with good washability.

公开(公告)号：US09790376B2

公开(公告)日：2017-10-17

申请号：US15101456

申请日：2013-12-25

Applicant: Rohm and Haas Company

Inventor： Han Liu ,  Xiangting Dong ,  Qingwei Zhang ,  Tao Wang

IPC: C09D5/16 ,  C08G61/02 ,  C08G61/04 ,  C09D5/14 ,  C08L33/06 ,  C09D133/06 ,  C09J133/06 ,  C09D179/06 ,  C09D5/02 ,  C08F4/40

CPC classification number: C09D5/14 ,  C08F4/40 ,  C08L33/06 ,  C09D5/025 ,  C09D133/06 ,  C09D179/06 ,  C09J133/06 ,  C08F2220/1825 ,  C08F220/14 ,  C08F220/56 ,  C08F220/06 ,  C08L79/06

Abstract: Provided is a process for forming an antimicrobial polymer composition comprising: contacting together at least one initiator, at least one promoter, at least one reductant, and at least one monomer, under emulsion polymerization conditions to form a base polymer; and mixing with the base polymer an antimicrobial complex; wherein the at least one initiator is a peroxidic compound and the at least one reductant is an ascorbic compound.