发明授权
US4085264A Process for preparing copolymers of acrylic acid or methacrylic acid and
acrylic and methacrylic acid esters
失效
制备丙烯酸或甲基丙烯酸和丙烯酸和甲基丙烯酸酯的共聚物的方法
- 专利标题: Process for preparing copolymers of acrylic acid or methacrylic acid and acrylic and methacrylic acid esters
- 专利标题(中): 制备丙烯酸或甲基丙烯酸和丙烯酸和甲基丙烯酸酯的共聚物的方法
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申请号: US784569申请日: 1977-04-04
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公开(公告)号: US4085264A公开(公告)日: 1978-04-18
- 发明人: Karl Seib , Wolfgang Schwarz , Hermann Gausepohl
- 申请人: Karl Seib , Wolfgang Schwarz , Hermann Gausepohl
- 申请人地址: DT Ludwigshafen
- 专利权人: BASF Aktiengesellschaft
- 当前专利权人: BASF Aktiengesellschaft
- 当前专利权人地址: DT Ludwigshafen
- 优先权: DT2621722 19760515
- 主分类号: C08F220/00
- IPC分类号: C08F220/00 ; A61K8/00 ; A61K8/36 ; A61K8/37 ; A61K8/81 ; A61Q5/06 ; C08F2/06 ; C08F220/04 ; C08F220/10 ; C08F220/14 ; C08C19/00 ; C08C19/22 ; C08F20/04
摘要:
A process for the manufacture of copolymers by copolymerizing acrylic acid or methacrylic acid with esters of acrylic acid and methacrylic acid in the presence of polymerization initiators, in which methyl methacrylate, acrylic acid and/or methacrylic acid and a higher alkyl acrylate are copolymerized.
公开/授权文献
- US6096984A Adjustable touchpad 公开/授权日:2000-08-01
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