Preparation of powdered rubbers
US3953389A · kind A · utility
7Cited by
3References
9Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | May 28, 1975 |
| Grant date | Apr 27, 1976 |
| Priority date | — |
| Expiry date | May 28, 1995 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J3/12
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Process for the preparation of a free-flowing powdered rubber by treating a rubber with an aqueous dispersion of an anti-tack agent and suspending the rubber in powdered form in a stream of gas (e.g. air), removing at least part of the water and subsequently treating the powdered rubber with a dusting material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.