Amino-plastic resins intended for the improvement of cellulosed fibres and their application
US4968774A · kind A · utility
11Cited by
6References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 10, 1990 |
| Grant date | Nov 6, 1990 |
| Priority date | — |
| Expiry date | Jan 10, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/2852
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Amino-plastic resins soluble in water of which the nitrogenous derivative is chosen from the group comprising urea, 1,3-dimethyl-urea, ethyleneurea, 4,5-dihydroxy-ethyleneurea or their mixtures and the aldehyde derivative is a mixture of from 1 to 99% by weight of glyoxal and from 99 to 1% by weight of glyoxal monoacetal of formula (RO).sub.2 CH--CHO; R=C.sub.1 -C.sub.4 alk, their ethers and their applications in particular with cellulosed fibre treatment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.