公开(公告)号：US20220275238A1

公开(公告)日：2022-09-01

申请号：US17630740

申请日：2020-08-04

Applicant: Rohm and Haas Company ,  Dow Global Technologies LLC

Inventor： Azize Ala ,  Gary Dombrowski ,  Catheryn L. Jackson ,  Partha S. Majumdar ,  Teresa A. Phillips ,  Sharon M. Vuong ,  Steven G. Arturo

IPC: C09D131/04

Abstract: The present invention is a composition comprising a blend of a PVA based latex and an EA/MMA based polyacrylic latex. The composition of the present invention is useful in a paint formulation for providing a coating with superior scrub resistance over a formulation comprising a blend of a PVA based latex and a BA/MMA based polyacrylic latex.

公开(公告)号：US11312868B2

公开(公告)日：2022-04-26

申请号：US16214970

申请日：2018-12-10

Applicant: Rohm and Haas Company ,  Dow Global Technologies LLC

Inventor： James C. Bohling ,  Ibrahim Eryazici ,  Philip R. Harsh ,  Partha S. Majumdar ,  Edwin Aloysius Nungesser, Jr. ,  Qing Zhang

IPC: C09D5/02 ,  C09D7/62 ,  C09D7/63 ,  C09D7/40 ,  C09D7/65 ,  C09D133/10 ,  C09D5/00 ,  C08K5/521 ,  C08L33/10 ,  C08K3/22

Abstract: The present invention relates to a pigmented matte coating composition comprising an aqueous dispersion of a) phosphorus acid functionalized polymer particles; b) TiO2 particles; c) polymeric organic microspheres; and d) a rheology modifier. The composition of the present invention gives matte finish coatings having the stain and scrub resistant attributes similar to coatings formed from semi-gloss paint compositions.

公开(公告)号：US20210348005A1

公开(公告)日：2021-11-11

申请号：US17283620

申请日：2019-10-22

Applicant: Rohm and Haas Company ,  Dow Silicones Corporation

Inventor： James C. Bohling ,  Ibrahim Eryazici ,  Bradley K. Hageman ,  Philip R. Harsh ,  Yihan Liu ,  Partha S. Majumdar ,  Edwin A. Nungesser ,  Timothy A. Roggow, II

IPC: C09D7/42 ,  C09D7/40 ,  C09D5/02 ,  C08L75/04 ,  C08L83/06 ,  C08G77/12 ,  C08K3/22 ,  C08F220/14 ,  C08F220/18 ,  C08F220/40 ,  C08F230/02 ,  C08F265/06

Abstract: The present invention relates to a paint composition comprising an aqueous dispersion of a) polymer particles having an average particle size in the range of from 80 nm to 500 nm; b) polymeric organic crosslinked microspheres having a particle size in the range of from 1 μm to 20 μm; c) polysiloxane particles having a particle size in the range of from 1 μm to 30 μm; d) a rheology modifier; e) an opacifying white pigment having a refractive index of >1.9; and f) less than 10 weight percent of a low Tg polyurethane. The composition of the present invention gives coatings with excellent burnish resistance.

公开(公告)号：US10723838B2

公开(公告)日：2020-07-28

申请号：US16115738

申请日：2018-08-29

Applicant: Rohm and Haas Company

Inventor： James C. Bohling ,  Ibrahim Eryazici ,  Philip R. Harsh ,  Partha S. Majumdar ,  Edwin Nungesser

IPC: C08G65/22 ,  C08F265/06 ,  C08F285/00 ,  C09D4/00 ,  C08F2/26 ,  C08F4/40 ,  C08F220/18 ,  C09D7/65 ,  C09D7/40 ,  C09D7/42 ,  C08L71/02

Abstract: The present invention relates to composition comprising an aqueous dispersion of microspheres and a class of a nonionic polyalkylene oxide of a distyryl or tristyryl phenol or an anionic polyalkylene oxide salt of a distyryl or tristyryl phenol and a process for preparing the composition. The microspheres have an average particle size in the range of from 1 μm to 25 μm, as well as a low coefficient of variation and low gel concentration; the composition is useful in coatings applications, especially where a matte finish is desired.

公开(公告)号：US20190177554A1

公开(公告)日：2019-06-13

申请号：US16214970

申请日：2018-12-10

Applicant: Rohm and Haas Company ,  Dow Global Technologies LLC

Inventor： James C. Bohling ,  Ibrahim Eryazici ,  Philip R. Harsh ,  Partha S. Majumdar ,  Edwin Aloysius Nungesser, JR. ,  Qing Zhang

IPC: C09D5/02 ,  C09D7/62 ,  C09D7/63 ,  C09D7/40 ,  C09D7/65 ,  C09D133/10

Abstract: The present invention relates to a pigmented matte coating composition comprising an aqueous dispersion of a) phosphorus acid functionalized polymer particles; b) TiO2 particles; c) polymeric organic microspheres; and d) a rheology modifier. The composition of the present invention gives matte finish coatings having the stain and scrub resistant attributes similar to coatings formed from semi-gloss paint compositions.

公开(公告)号：US20180327562A1

公开(公告)日：2018-11-15

申请号：US15973930

申请日：2018-05-08

Applicant: Rohm and Haas Company

Inventor： Kebede Beshah ,  James C. Bohling ,  Ibrahim Eryazici ,  Philip R. Harsh ,  Partha S. Majumdar ,  Edwin Nungesser

IPC: C08J7/16

Abstract: The present invention relates to an aqueous dispersion of a class of organic phosphate functionalized microspheres having a particle size in the range of from 1 μm to 25 μm, and a process for preparing the dispersion. The microspheres, which have a low coefficient of variation and low gel concentration, are useful in coatings applications, especially where a matte finish is desired.

公开(公告)号：US10119040B2

公开(公告)日：2018-11-06

申请号：US15659813

申请日：2017-07-26

Applicant: Rohm and Haas Company

Inventor： Gary W. Dombrowski ,  Pu Luo ,  Partha S. Majumdar

IPC: C08F2/00 ,  C08F210/00 ,  C09D7/61 ,  C09D7/63 ,  C09D5/00 ,  C09D133/26 ,  C08F2/30 ,  C09D5/02 ,  C08F265/06 ,  C09D151/00 ,  C08K3/22 ,  C08K3/28 ,  C08K5/25 ,  C08F220/18

Abstract: The present invention relates to a deep base or accent coating composition comprising an acrylic based binder and a Zn++ additive. The composition of the present invention resists water staining better than comparable formulations that do not contain the additive.

公开(公告)号：US20180094160A1

公开(公告)日：2018-04-05

申请号：US15718036

申请日：2017-09-28

Applicant: Rohm and Haas Company

Inventor： James C. Bohling ,  Carol Hawkins ,  Anna Kvecher ,  Pu Luo ,  Partha S. Majumdar

IPC: C09D133/14 ,  C09D133/24 ,  C08F220/18 ,  C08F220/14 ,  C09D7/12

CPC classification number: C09D133/14 ,  C08F220/14 ,  C08F220/18 ,  C08F265/06 ,  C08F2220/1825 ,  C08K3/22 ,  C08K5/0025 ,  C08K5/16 ,  C08K5/25 ,  C08K2003/2241 ,  C09D7/40 ,  C09D7/61 ,  C09D133/24 ,  C09D151/003 ,  C08L51/003 ,  C08F220/06 ,  C08F230/02 ,  C08F2220/281

Abstract: The present invention relates to composition comprising a) first polymer particles that are functionalized with structural units of a TiO2-adsorbing monomer, and second polymer particles that are functionalized with structural units of diacetone acrylamide; and b) a dihydrazide or a diamine crosslinking agent, based on the weight of the composition. Coatings prepared from the composition of the present invention shows improved hardness and gloss.

公开(公告)号：US20160160016A1

公开(公告)日：2016-06-09

申请号：US14949146

申请日：2015-11-23

Applicant: Dow Global Technologies LLC ,  Rohm and Haas Company

Inventor： Richard A. Lundgard ,  Partha S. Majumdar ,  David L. Malotky ,  Jodi M. Mecca ,  Edwin Nungesser

IPC: C08L23/06 ,  C08K3/22 ,  C09D123/06

CPC classification number: C08L23/06 ,  C08K3/22 ,  C08K2003/2241 ,  C09D5/00 ,  C09D123/06

Abstract: The present invention relates to a composition comprising an aqueous dispersion of spheroidal particles having a mode particle size of from 10 to 30 μm. The spheroidal particles are useful as organic extenders, especially in below-critical pigmented coatings formulations, and provide coatings with improved stain removal properties.

Abstract translation: 本发明涉及包含模式粒径为10〜30μm的球状颗粒的水性分散体的组合物。 球形颗粒可用作有机增量剂，特别是在低于关键颜料的涂料配方中，并提供具有改进的去污性质的涂料。

公开(公告)号：US20150197659A1

公开(公告)日：2015-07-16

申请号：US14422594

申请日：2013-09-18

Applicant: Rohm and Haas Company

Inventor： Nader N. Kamel ,  Edward La Fleur ,  Partha S. Majumdar ,  Edwin Hugh Nungesser

IPC: C09D133/02

CPC classification number: C09D133/02 ,  C08F265/06 ,  C08F285/00 ,  C08L2201/10 ,  C08L2203/16 ,  C08L2205/03 ,  C08L2207/53 ,  C09D5/006 ,  C09D151/003 ,  C08L51/003 ,  C08F220/18 ,  C08F2220/1808

Abstract: Provided is an aqueous coating composition including: particular amounts of certain first solid polymeric particles having an average diameter of 0.60-0.99 μm; certain second solid polymeric particles having an average diameter of 2-20 μm, and mixtures thereof; and, third solid polymeric particles having a calculated Tg of from −60 C to 120° C. and an average particle diameter of from 50 nm to 500 nm; wherein the second solid polymeric particles have a K10 value of less than 1.9E+10 N/m2; wherein the difference between the refractive index of the outer surface of the second solid polymeric particles and the refractive index of the third solid polymeric particles is between 10E-4 to 10E-2; and wherein the aqueous coating composition comprises less than 10% by volume, inorganic extender particles. A method for providing a coating from the aqueous coating composition and a low glare coating so formed are also provided.

Abstract translation: 提供一种水性涂料组合物，其包含：特定量的某些第一固体聚合物颗粒，其平均直径为0.60-0.99μm; 某些平均直径为2-20μm的第二固体聚合物颗粒及其混合物; 以及计算出的Tg为-60℃至120℃，平均粒径为50nm至500nm的第三固体聚合物颗粒; 其中所述第二固体聚合物颗粒具有小于1.9E + 10N / m 2的K 10值; 其中所述第二固体聚合物颗粒的外表面的折射率与所述第三固体聚合物颗粒的折射率之间的差为10E-4至10E-2; 并且其中所述水性涂料组合物包含小于10体积％的无机增量剂颗粒。 还提供了一种从水性涂料组合物提供涂层和如此形成的低眩光涂层的方法。