Method for manufacturing resin mats
US7896991B2 · kind B2 · utility
3Cited by
2References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 7, 2007 |
| Grant date | Mar 1, 2011 |
| Priority date | — |
| Expiry date | Nov 11, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/696
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The present invention relates to a method for the manufacture of sheet molding compounds (SMC) in which the required glass fiber nonwovens are manufactured in-line and have an inhomogeneity of 10% or less, a weight per unit area of 400 g/m2 or higher and a strength of less than 10 N. Furthermore, the present invention describes resin mats that comprise the glass fiber nonwovens in accordance with the invention that represent valuable intermediate products.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.