Dispersion fluorescent brightener preparations
US5064570A · kind A · utility
7Cited by
9References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 24, 1990 |
| Grant date | Nov 12, 1991 |
| Priority date | — |
| Expiry date | Jan 24, 2010 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD06L4/664
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Dispersion fluorescent brightener preparations which contain specific water-insoluble aromatic or C.sub.14 -C.sub.18 fatty alcohol auxiliaries which have melting points between above 40.degree. C. and 200.degree. C. are described. The preparations are used for fluorescent brightening of coating compositions for coating paper, cardboard, wood, films, textile materials, non-woven materials and building materials.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.