Base paper of aramid fiber honeycomb core and manufacturing method thereof
US8764941B2 · kind B2 · utility
1Cited by
8References
7Claims
0Family size
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Key dates
| Filing date | Jul 21, 2009 |
| Grant date | Jul 1, 2014 |
| Priority date | — |
| Expiry date | Oct 24, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24149
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A base paper of aramid fiber honeycomb core and its manufacturing method are provided. The base paper comprises 11-90 parts by weight of structural fiber, 10-70 parts by weight of crosslinking fiber, and 0-19 parts by weight of additive fiber, wherein the structural fiber is poly(p-phenylene terephthal amide) fiber, the crosslinking fiber is poly(m-phenylene isophthal amide) fibrid, and the additive is polyester fiber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.