Black masterbatch
US5484837A · kind A · utility
11Cited by
1References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 25, 1994 |
| Grant date | Jan 16, 1996 |
| Priority date | — |
| Expiry date | Oct 25, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2467/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A black masterbatch for polyester polymer consisting of: PA1 (a) 25-99.7% of polyester polymer by weight; PA1 (b) 0.1-20% of dispersive second polyester by weight and/or 0.1-15% EVA by weight; and PA1 (c) 0.1-40% of carbon black by weight; whereby the black masterbatch can be easily manufactured by a simple process without polluting the environment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.