Thickened paint and coating remover
US6239090A · kind A · utility
20Cited by
25References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 10, 1999 |
| Grant date | May 29, 2001 |
| Priority date | — |
| Expiry date | Dec 10, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D7/264
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A thickened composition and process useful for removing paint, comprising: a carbonate such as propylene carbonate or ethylene carbonate, a thickener such as polyvinyl pyrrolidone (PVP), hydrogen peroxide and water. The composition may include additional cosolvents such as glycol ethers and alcohols such as benzyl alcohol, and/or dibasic ester (DBE).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.