发明授权
- 专利标题: Stabilization of rosin dispersions with low molecular weight non-ionic polymers
- 专利标题(中): 用低分子量非离子聚合物稳定松香分散体
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申请号: US250477申请日: 1981-04-02
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公开(公告)号: US4328141A公开(公告)日: 1982-05-04
- 发明人: John P. Farewell , David W. Lipp
- 申请人: John P. Farewell , David W. Lipp
- 申请人地址: CT Stamford
- 专利权人: American Cyanamid Company
- 当前专利权人: American Cyanamid Company
- 当前专利权人地址: CT Stamford
- 主分类号: C08L93/04
- IPC分类号: C08L93/04 ; C08L93/00 ; C08F120/56 ; D21H3/38
摘要:
Low molecular weight, non-ionic copolymers of acrylamide and a monomer selected from the group consisting of styrene, alkyl (C.sub.4 -C.sub.24) substituted acrylamides and ethylene provide improved mechanical and heat stability to colloidal aqueous rosin dispersions.
公开/授权文献
- US5546149A Focal plane shutter 公开/授权日:1996-08-13
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