Stripping composition based on polar aprotic solvent, an ether and water
US5994282A · kind A · utility
7Cited by
19References
22Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 30, 1997 |
| Grant date | Nov 30, 1999 |
| Priority date | — |
| Expiry date | May 30, 2017 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D9/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Stripping compositions based on a polar aprotic solvent, an ether and water. The composition is characterized in that it comprises at least the following: 1) a polar aprotic solvent, especially dimethyl sulfoxide (DMSO) or N-methyl pyrrolidinone (NMP); 2) an ether chosen from anisole and tetrahydrofuran (THF); 3) water.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.