Bonding agent for sheet-formed fibre products
US4213885A · kind A · utility
4Cited by
7References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 16, 1978 |
| Grant date | Jul 22, 1980 |
| Priority date | — |
| Expiry date | Jun 16, 1998 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H17/34
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Composition and sheet-formed fibre products from fibrous material and bonding agent containing certain emulsion polymerized polymers of hydrophobic monomer being styrene, or 2-ethylhexyl acrylate or butyl acrylate or mixtures; hydrophilic monomer being acrylamide, or methacrylamide or acrylonitrile, or 2-hydroxyethyl methacrylate, or vinylpyrrolidone or mixtures, and a cation-active charged monomer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.