Polyimide tube, method for production thereof, method for production of polyimide varnish, and fixing belt
US8263199B2 · kind B2 · utility
4Cited by
2References
9Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Oct 5, 2007 |
| Grant date | Sep 11, 2012 |
| Priority date | — |
| Expiry date | Sep 6, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31721
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A polyimide tube composed of a polyimide resin composition in which 5 to 23.5 volume percent of boron nitride and 1 to 15 volume percent of an acicular substance are dispersed as a filler in a polyimide resin on the basis of the total volume of the composition, a method of producing the tube, a method of producing a polyimide varnish used for producing the tube, and a fixing belt including the tube as a base member are provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.