Polymeric dispersions
US4585812A · kind A · utility
10Cited by
2References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 11, 1985 |
| Grant date | Apr 29, 1986 |
| Priority date | — |
| Expiry date | Feb 11, 2005 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2300/14
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A high solids, pumpable stable dispersion of substantially anhydrous water soluble or swellable polymer particles contains at least 70% by weight polymer and contains 1 part by weight fine polymer particles below 10 microns in size and 0.1 to 7 parts by weight coarse polymer particles having a size of 10 to 300 microns with substantially no particles above 300 microns.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.