发明名称 |
Abrasive and purge compositions |
摘要 |
This invention relates to an abrasive composition comprising (a) a major amount of at least one abrasive powder, (b) at least one resin selected from the group consisting of a polymer of a diene, a rosin material, a coumarone-indene resin, and a mixture of two or more thereof, and (c) at least one copolymer of an olefin and an acrylate or a methacrylate. The abrasive composition may additionally include (d) a surface active agent. The abrasive composition may be added to a polymer or resin to form purge compositions. The invention also relates to methods of cleaning processing equipment and preparing the abrasive compositions and purge composition.
|
申请公布号 |
US5443768(A) |
申请公布日期 |
1995.08.22 |
申请号 |
US19930171062 |
申请日期 |
1993.12.21 |
申请人 |
THE FERRO CORPORATION |
发明人 |
SCHEIBELHOFFER, ANTHONY S.;DUSEK, DIANNA B.;HAMMOND, DENNIS L.;WIMOLKIATISAK, SURACHAI;MYERS, WILLIAM R.;OPALKO, ROBERT J.;ABRAMS, RICHARD L. |
分类号 |
B29C33/72;B29C45/17;B29C47/08;C11D3/12;C11D3/14;C11D3/37;C11D7/20;C11D11/00;(IPC1-7):B08B9/00 |
主分类号 |
B29C33/72 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|