Froth aid
US4172067A · kind A · utility
6Cited by
6References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 25, 1978 |
| Grant date | Oct 23, 1979 |
| Priority date | — |
| Expiry date | Sep 25, 1998 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J9/30
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A froth-aid useful in frothing a carboxylated latex for use as an adhesive in the manufacture of carpets comprises in certain proportions urea, the sodium salt of condensed naphthalene sulfonic acid, a blend of about C.sub.8 to C.sub.18 fatty alcohols, ammonium or sodium lauryl sulfate and water.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.