Fiber mat, method of making the fiber mat, and bituminous roofing product
US11261602B2 · kind B2 · utility
0Cited by
37References
16Claims
0Family size
Assignee
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Key dates
| Filing date | Dec 21, 2017 |
| Grant date | Mar 1, 2022 |
| Priority date | — |
| Expiry date | Dec 21, 2037 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD06N2203/045
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A fiber mat includes a unitary assembly of fibers including at least a first set of fibers and at least a first binder comprising an organic resin, wherein the unitary assembly of fibers includes a minority portion and a majority portion different than the minority portion, wherein the fiber mat provides at least a 5% increase in tear when placed in a bituminous roofing product compared to an equivalent bituminous roofing product made with a fiber mat of equivalent weight containing a homogenous mat structure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.