- 专利标题: Chloroprene rubber latex adhesive composition
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申请号: US16323975申请日: 2017-08-30
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公开(公告)号: US11479698B2公开(公告)日: 2022-10-25
- 发明人: Masao Onozuka , Gaito Kiyofuji , Shogo Hagiwara
- 申请人: DENKA COMPANY LIMITED
- 申请人地址: JP Tokyo
- 专利权人: DENKA COMPANY LIMITED
- 当前专利权人: DENKA COMPANY LIMITED
- 当前专利权人地址: JP Tokyo
- 代理商 Manabu Kanesaka
- 优先权: JPJP2016-172095 20160902
- 国际申请: PCT/JP2017/031221 WO 20170830
- 国际公布: WO2018/043586 WO 20180308
- 主分类号: C09J111/02
- IPC分类号: C09J111/02 ; C08K3/22 ; C08L27/04 ; C09J129/04 ; C09J133/06 ; C09J147/00 ; C09J193/04 ; C08L27/22
摘要:
Provided is a chloroprene rubber latex adhesive composition superior in initial adhesive strength and normal adhesive strength and also in thermal creep resistance with adherend. A chloroprene rubber latex adhesive composition includes a carboxy-modified chloroprene-based copolymer latex (A) containing a copolymer of chloroprene monomer and an ethylenic unsaturated carboxylic acid and a polyvinylalcohol, a chloroprene-based polymer latex (B) containing a chloroprene homopolymer or a copolymer of chloroprene monomer and other monomer and a rosin acid metal salt and a chlorinated polyolefin resin emulsion (C), wherein the content ratio of the carboxy-modified chloroprene-based copolymer latex (A) to the chloroprene-based polymer latex (B) is 80:20 to 20:80 as solid matter.
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