Foaming agent
US4548649A · kind A · utility
3Cited by
4References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 23, 1983 |
| Grant date | Oct 22, 1985 |
| Priority date | — |
| Expiry date | Nov 23, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S516/909
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A foaming agent for use in the preparation of foam compositions for surface sizing paper or the like comprises the synergistic combination of a C.sub.21 dicarboxylic acid (DIACID 1550) and an alkylarylsulfonate soap (Na-DDBS).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.