| 发明名称 |
CLEANING COMPOSITIONS AND METHODS |
| 摘要 |
A compsn. for removing encrusted residues from metallic surfaces contains a solvent comprising 5-80 vols. % of an aliphatic ether of propylene glycol or an ester of such an ether, 5-30 vols. % of an alkylpyrrolidone, 1-10 vols. % of alkanolamine, and water. |
| 申请公布号 |
AU5076890(A) |
申请公布日期 |
1990.09.20 |
| 申请号 |
AU19900050768 |
申请日期 |
1990.03.07 |
| 申请人 |
SAFETY-KLEEN CORP. |
发明人 |
JOHN A. DINGESS;FRANK A. OSMANSKI |
| 分类号 |
C11D7/60;C11D3/18;C11D3/20;C11D3/28;C11D3/30;C11D3/43;C11D7/26;C11D7/32;C11D7/50;C11D11/00;C23G5/02;C23G5/032;F02B77/04 |
主分类号 |
C11D7/60 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
