Production of spherical polyamide particles
US7740938B2 · kind B2 · utility
17Cited by
8References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 22, 2004 |
| Grant date | Jun 22, 2010 |
| Priority date | — |
| Expiry date | Jun 22, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2982
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Spherical polyamide particles having a mean particle size of less than 1 mm, notably less than 100 μm, are produced by dispersing the polyamide monomers in an inert liquid and then polymerizing same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.