Binder
US3949014A · kind A · utility
20Cited by
6References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 10, 1974 |
| Grant date | Apr 6, 1976 |
| Priority date | — |
| Expiry date | Apr 10, 1994 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31515
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
This invention relates to a binder comprising (a) a polyamine-epichlorhydrine resin obtained by reacting epichlorhydrine with a polyamine resin having at least 2 amino groups per molecule; and (b) an amphoteric high molecular compound having at least 2 cation groups and at least 2 anion groups per molecule.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.