Method for producing a reinforced polyester non-woven material
US7662252B2 · kind B2 · utility
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7References
8Claims
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Key dates
| Filing date | Feb 4, 2005 |
| Grant date | Feb 16, 2010 |
| Priority date | — |
| Expiry date | Jun 30, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/2861
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A method for producing a reinforced polyester non-woven material suitable for use as a roofing material, comprising: forming a mixture comprising glass fibers and a liquid binder; applying the mixture to a polyester non-woven material; and curing the liquid binder to form a layer comprising glass fibers that is attached to the polyester non-woven material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.