Polyester toner compositions
US4140644A · kind A · utility
10Cited by
10References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 3, 1977 |
| Grant date | Feb 20, 1979 |
| Priority date | — |
| Expiry date | Aug 3, 1997 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G63/672
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
An electrographic toner composition comprises a polyester resin that is the condensation product of from about 30 to about 100 mole percent 2,2-dimethyl-1,3-propanediol, from 0 to about 70 mole percent 2,2'-oxydiethanol and terephthalic acid or any ester forming derivative thereof, the polyester resin having an inherent viscosity of at least about 0.30.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.