发明名称 |
CEMENT COMPOSITION AND PROCESS THEREWITH |
摘要 |
A composition comprising a polymer which comprises repeat units derived from a first unsaturated amide, a hydroxy acrylate, and at least two monomers selected from the group consisting of (1) a vinyl pyridine or derivative thereof and acrylic acid or salt thereof; (2) a vinyl morpholine and a secon d unsaturated amide; (3) acrylic acid or salt thereof and a second unsaturated amide; (4) acrylic acid or salt thereof, a vinyl pyridine, and a vinyl morpholine; and combination of two or more thereof wherein said first unsaturated amide is not the same as said second unsaturated amide.
|
申请公布号 |
CA2356272(A1) |
申请公布日期 |
2000.07.06 |
申请号 |
CA19992356272 |
申请日期 |
1999.12.22 |
申请人 |
PHILLIPS PETROLEUM COMPANY |
发明人 |
EFNER, HOWARD F.;STEPHENS, MICHAEL |
分类号 |
C04B24/26;C08F220/56;(IPC1-7):C09K7/02;C08F222/38;C08F226/02;C08F226/06;C08F226/10 |
主分类号 |
C04B24/26 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|