发明授权
US4393155A Enhanced viscosity maintenance and demulsibility in asphalt emulsions
失效
增强沥青乳液中的粘度维持和破乳性
- 专利标题: Enhanced viscosity maintenance and demulsibility in asphalt emulsions
- 专利标题(中): 增强沥青乳液中的粘度维持和破乳性
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申请号: US408368申请日: 1982-08-13
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公开(公告)号: US4393155A公开(公告)日: 1983-07-12
- 发明人: William R. Garrett, Jr.
- 申请人: William R. Garrett, Jr.
- 申请人地址: KY Ashland
- 专利权人: Ashland Oil, Inc.
- 当前专利权人: Ashland Oil, Inc.
- 当前专利权人地址: KY Ashland
- 主分类号: C08L95/00
- IPC分类号: C08L95/00 ; C08K3/20
摘要:
Improved viscosity maintenance properties and high demulsibility values are provided by asphalt-in-water emulsions; e.g., RS-2 comprising in combination asphalt, emulsifiers and polyacrylamides having molecular weights above about 100,000.
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