Linear, partially deacylated poly(N-acyl)alkylenimines as tannin migration inhibitors
US4104228A · kind A · utility
12Cited by
7References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 27, 1976 |
| Grant date | Aug 1, 1978 |
| Priority date | — |
| Expiry date | Dec 27, 1996 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31989
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Tannin migration through a latex paint applied to a tannin-containing wood surface is inhibited by applying to the wood surface a linear, partially deacylated poly(N-acyl)alkylenimine, such as poly(N-propionyl)ethylenimine. The poly(N-acyl)alkylenimine can be applied to the wood surface either prior to or concurrently with the latex paint.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.