Formaldehyde-free sizing composition for fibres, in particular mineral fibres, and resulting products
US9388071B2 · kind B2 · utility
1Cited by
11References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 25, 2012 |
| Grant date | Jul 12, 2016 |
| Priority date | — |
| Expiry date | Jul 21, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2958
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A formaldehyde-free sizing composition for products based on fibers, in particular mineral fibers, such as glass or rock fibers, which includes at least one reducing sugar, at least one inorganic acid metal salt, at least one amine, and at least one compound including activated ethylenic unsaturation(s), the inorganic acid metal salt being present in an amount at least equal to 1% of the weight of the reducing sugar.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.