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公开(公告)号：US20230159741A1
公开(公告)日：2023-05-25
申请号：US17917307
申请日：2021-03-22
Applicant: Rohm and Haas Company
Inventor： James C. Bohling , Ibrahim Eryazici , Christopher Kozak , Partha S. Majumdar , Johnpeter N. Ngunjiri
IPC: C08L51/00 , C08F220/18
CPC classification number: C08L51/003 , C08F220/1804 , C08K2003/2241
Abstract: The present invention relates to an aqueous dispersion of polymeric microspheres with a high surface Young's modulus and a relatively low core Young's modulus. The dispersion of the present invention is useful in paint formulations for providing improving hydrophobic stain resistance, for example, resistance to lipstick.
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公开(公告)号：US20190185687A1
公开(公告)日：2019-06-20
申请号：US16214916
申请日：2018-12-10
Applicant: Rohm and Haas Company
Inventor： James C. Bohling , Ibrahim Eryazici , Philip R. Harsh , Christopher Kozak , Partha S. Majumdar , Edwin Aloysius Nungesser, JR. , Andrew Swartz
IPC: C09D7/42 , C09D7/40 , C09D133/04
Abstract: The present invention relates to a matte coating 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) polyethylene wax particles having a particle size in the range of from 0.3 μm to 30 μm; and d) a rheology modifier. The composition of the present invention gives matte finish coatings with excellent burnish resistance.
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公开(公告)号：US20230250205A1
公开(公告)日：2023-08-10
申请号：US18015552
申请日：2021-07-16
Applicant: Rohm and Haas Company
Inventor： James C. Bohling , Philip R. Harsh , Christopher Kozak , Partha S. Majumdar
IPC: C08F212/08 , C08F220/18 , C08F230/02
CPC classification number: C08F212/08 , C08F220/1804 , C08F230/02 , C08F2400/02
Abstract: The present invention is a composition comprising an aqueous dispersion of first and second polymer particles; and polymeric organic crosslinked microspheres; wherein, the weight-to-weight ratio of second polymer particles to first polymer particles is in the range of from 50:50 to 80:20; and wherein the weight-to-weight ratio of the microspheres to the first and second polymer particles is in the range of from 3:97 to 20:80. The composition of the present invention is useful semi-gloss or satin paint formulations with excellent mar resistance.
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公开(公告)号：US10913867B2
公开(公告)日：2021-02-09
申请号：US16214916
申请日：2018-12-10
Applicant: Rohm and Haas Company
Inventor： James C. Bohling , Ibrahim Eryazici , Philip R. Harsh , Christopher Kozak , Partha S. Majumdar , Edwin Aloysius Nungesser, Jr. , Andrew Swartz
IPC: C09D7/42 , C09D7/40 , C09D133/04 , C09D5/02 , C09D7/43
Abstract: The present invention relates to a matte coating 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) polyethylene wax particles having a particle size in the range of from 0.3 μm to 30 μm; and d) a rheology modifier. The composition of the present invention gives matte finish coatings with excellent burnish resistance.
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