Water-soluble blends of active methylene compounds and polyhydric alcohols as formaldehyde scavengers
US5160503A · kind A · utility
11Cited by
0References
35Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 13, 1989 |
| Grant date | Nov 3, 1992 |
| Priority date | — |
| Expiry date | Nov 13, 2009 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31957
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A composition for a formaldehyde scavenger is provided which consists of a water-soluble blend of a substituted or unsubstituted polyhydric alcohol and an active methylene compound selected from the group consisting of dialkyl malonate and alkylacetoacetate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.