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公开(公告)号：US20170158902A1
公开(公告)日：2017-06-08
申请号：US15366100
申请日：2016-12-01
Applicant: Dow Global Technologies LLC , Rohm and Haas Company
Inventor： Brian R. Einsla , Valeriy V. Ginzburg , Lanfang Li , John A. Roper, III , Rebecca Smith , Jian Yang
IPC: C09D125/14 , D21H19/58 , C09D7/12
CPC classification number: C09D125/14 , B41M5/44 , B41M2205/04 , B41M2205/38 , C08L2207/53 , C09D7/65 , C09D7/68 , C09D7/69 , C09D7/70 , D21H15/10 , D21H19/58 , G03C1/79
Abstract: The present invention relates to a coating composition comprising an aqueous dispersion of a binder and first and second core-shell polymer particles having aqueous neutralized acid cores, wherein the first core-shell polymer particles have a diameter in the range of from 1.0 μm to 1.8 μm; the second core-shell polymer particles have a diameter in the range of from 0.25 μm to 1.0 μm; the number ratio of the second to the first core-shell polymer particles is in the range of from 1:1 to 20:1; the diameter of the second core-shell polymer particles is in the range of from 15 to 65% of the diameter of the first core-shell polymer particles; the dry bulk density of the first core-shell polymer particles is in the range of 0.25 to 0.5 g/mL; and the dry bulk density of the second core-shell polymer particles is in the range of 0.30 to 0.90 g/mL. The composition of the present invention is useful as an undercoat layer for a thermosensitive recording material.
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公开(公告)号：US09932487B2
公开(公告)日：2018-04-03
申请号：US15366102
申请日：2016-12-01
Applicant: Dow Global Technologies LLC , Rohm and Haas Company
Inventor： Brian R. Einsla , Valeriy V. Ginzburg , Lanfang Li , John A. Roper, III , Rebecca Smith , Jian Yang
IPC: B41M5/44 , C09D7/12 , C09D125/14
CPC classification number: C09D7/70 , B41M5/44 , B41M2205/04 , B41M2205/38 , C09D7/68 , C09D7/69 , C09D125/14
Abstract: The present invention relates to a thermosensitive recording material comprising paper, an undercoat layer disposed on the paper, and a thermosensitive recording layer disposed on the undercoat layer, wherein the undercoat layer comprises a binder and first and second hollow sphere polymer particles, wherein the first hollow sphere polymer particles have a diameter in the range of from 1.2 μm to 1.8 μm; the second hollow sphere polymer particles have a diameter in the range of from 0.25 μm to 1.0 μm; the number ratio of the second to the first hollow sphere polymer particles is in the range of from 1:1 to 20:1; the diameter of the second hollow sphere polymer particles is in the range of from 15 to 65% of the diameter of the first hollow sphere polymer particles; the dry bulk density of the first hollow sphere polymer particles is in the range of 0.25 to 0.5 g/mL; and the dry bulk density of the second hollow sphere polymer particles is in the range of 0.30 to 0.90 g/mL.
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公开(公告)号：US20240417930A1
公开(公告)日：2024-12-19
申请号：US18713463
申请日：2022-12-06
Applicant: Rohm and Haas Company
Inventor： Brian R. Einsla , Andrew Hejl , Ethan C. Glor , Junsi Gu
Abstract: The present invention relates to a coated paper article with an intermediate basecoat layer comprising high void fraction porous hollow sphere polymer particles (HSPs). HSPs with very small pore area density and high void fraction result in increased optical density at a given print energy in thermal printing applications.
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Patent Agency Ranking
公开(公告)号：US20240271367A1
公开(公告)日：2024-08-15
申请号：US18569755
申请日：2022-06-21
Applicant: Rohm and Haas Company , Dow Global Technologies LLC
Inventor： Xiangyi Zhang , John A. Roper, III , Andrew Hejl , Brian R. Einsla , Matthew Carter
IPC: D21H19/12 , C08F218/08 , C09D5/02 , C09D131/04 , D21H19/60
CPC classification number: D21H19/12 , C08F218/08 , C09D5/022 , C09D131/04 , D21H19/60 , C08F2800/20
Abstract: The present invention relates to an article comprising a paper or paperboard substrate superposed with a film having a dry coat weight in the range of from 1 g/m2 to 20 g/m2; wherein the film comprising a copolymer which comprises structural units of a vinyl ester, vinyl alcohol, and an acrylate monomer. The coating provides oil and grease resistance, mineral oil barrier performance, and heat sealability.
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公开(公告)号：US12241205B2
公开(公告)日：2025-03-04
申请号：US18713463
申请日：2022-12-06
Applicant: Rohm and Haas Company
Inventor： Brian R. Einsla , Andrew Hejl , Ethan C. Glor , Junsi Gu
Abstract: The present invention relates to a coated paper article with an intermediate basecoat layer comprising high void fraction porous hollow sphere polymer particles (HISPs). HSPs with very small pore area density and high void fraction result in increased optical density at a given print energy in thermal printing applications.
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公开(公告)号：US20240287743A1
公开(公告)日：2024-08-29
申请号：US18567147
申请日：2022-06-21
Applicant: Rohm and Haas Company , Dow Global Technologies LLC
Inventor： Xiangyi Zhang , John A. Roper, III , Andrew Hejl , Brian R. Einsla , Matthew Carter
IPC: D21H19/12 , C08F218/08 , C09D5/02 , C09D131/04 , D21H23/52
CPC classification number: D21H19/12 , C08F218/08 , C09D5/022 , C09D131/04 , D21H23/52 , C08F2800/20
Abstract: The present invention relates to a method comprising the steps of applying to a paper or paperboard substrate an aqueous dispersion of polymer particles which comprise structural units of a vinyl ester, vinyl alcohol, and an acrylate monomer, then drying the composition. The method provides a coating that has oil and grease resistance, mineral oil barrier performance, and beat scalability.
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公开(公告)号：US20170158887A1
公开(公告)日：2017-06-08
申请号：US15366102
申请日：2016-12-01
Applicant: Dow Global Technologies LLC , Rohm and Haas Company
Inventor： Brian R. Einsla , Valeriy V. Ginzburg , Lanfang Li , John A. Roper, III , Rebecca Smith , Jian Yang
IPC: C09D7/12 , C09D125/14
CPC classification number: C09D7/70 , B41M5/44 , B41M2205/04 , B41M2205/38 , C09D7/68 , C09D7/69 , C09D125/14
Abstract: The present invention relates to a thermosensitive recording material comprising paper, an undercoat layer disposed on the paper, and a thermosensitive recording layer disposed on the undercoat layer, wherein the undercoat layer comprises a binder and first and second hollow sphere polymer particles, wherein the first hollow sphere polymer particles have a diameter in the range of from 1.2 μm to 1.8 μm; the second hollow sphere polymer particles have a diameter in the range of from 0.25 μm to 1.0 μm; the number ratio of the second to the first hollow sphere polymer particles is in the range of from 1:1 to 20:1; the diameter of the second hollow sphere polymer particles is in the range of from 15 to 65% of the diameter of the first hollow sphere polymer particles; the dry bulk density of the first hollow sphere polymer particles is in the range of 0.25 to 0.5 g/mL; and the dry bulk density of the second hollow sphere polymer particles is in the range of 0.30 to 0.90 g/mL.
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公开(公告)号：US10184062B2
公开(公告)日：2019-01-22
申请号：US15366100
申请日：2016-12-01
Applicant: Dow Global Technologies LLC , Rohm and Haas Company
Inventor： Brian R. Einsla , Valeriy V. Ginzburg , Lanfang Li , John A. Roper, III , Rebecca Smith , Jian Yang
IPC: C09B67/00 , C08G61/04 , C09D125/14 , D21H19/58 , D21H15/10 , G03C1/79 , C09D7/65 , C09D7/40 , B41M5/44
Abstract: The present invention relates to a coating composition comprising an aqueous dispersion of a binder and first and second core-shell polymer particles having aqueous neutralized acid cores, wherein the dry bulk density of the first core-shell polymer particles is in the range of 0.25 to 0.5 g/mL; and the dry bulk density of the second core-shell polymer particles is in the range of 0.30 to 0.90 g/mL. The composition of the present invention is useful as an undercoat layer for a thermosensitive recording material.
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