Stripping compositions containing an alkylamide and an alkanolamine and use thereof
US4770713A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Feb 22, 1988 |
| Grant date | Sep 13, 1988 |
| Priority date | — |
| Expiry date | Feb 22, 2008 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03F7/425
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Stripping compositions for removing paints, varnishes, enamels, photoresists and the like, from substrates comprising compositions of PA1 (a) an amide compound of the formula: ##STR1## and mixtures thereof wherein R is a member selected from the group consisting of methyl, ethyl and propyl; R.sub.1 is a member selected from the group consisting of hydrogen, methyl, ethyl and propyl, and R.sub.2 is a member selected from the group consisting of methyl, ethyl and propyl, and PA1 (b) an amine compound of the formula: EQU R.sub.3 --NH--(CH.sub.2).sub.m --OH PA1 and mixtures thereof, wherein R.sub.3 is a member selected from the group consisting of hydrogen, methyl, ethyl and propyl, and m is an integer of 1-4.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.