Liquid binder composition for binding fibrous materials
US9920197B2 · kind B2 · utility
0Cited by
7References
11Claims
0Family size
Inventors
Key dates
| Filing date | Jun 12, 2013 |
| Grant date | Mar 20, 2018 |
| Priority date | — |
| Expiry date | Oct 6, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/60
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A liquid binder composition for binding fibrous materials in the fabrication of resin-infusible preform is disclosed. The binder composition is an aqueous dispersion containing (a) one or more multifunctional epoxy resins, (b) at least one thermoplastic polymer, (c) one or more surfactants selected from anionic surfactants, nonionic surfactants, and combinations thereof, (d) water, and is essentially free of organic solvents. Also disclosed is an emulsification process for producing the liquid binder composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.