Method of producing cellulose ester film, cellulose ester film, polarizing plate and liquid crystal display
US8246880B2 · kind B2 · utility
8Cited by
3References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 29, 2006 |
| Grant date | Aug 21, 2012 |
| Priority date | — |
| Expiry date | Dec 17, 2029 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2323/031
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Disclosed is a method for producing a cellulose ester film wherein a film-forming material containing the following components A-C is heated and melted, and a cellulose ester film is formed therefrom by melt-casting. A: a cellulose resin, B: an ester compound obtained by condensing an organic acid represented by Formula (1) and a polyalcohol, and C: an aliphatic polyester or an aliphatic-aromatic copolymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.