Patent · US Active

Composite sheet material and process of making

US7928023B2 · kind B2 · utility

21Cited by
5References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 1, 2005
Grant dateApr 19, 2011
Priority date
Expiry dateFeb 21, 2029

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T442/699
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A composite sheet material, useful as a component of roofing shingles, and a process of making same, which includes a glass fiber web bound with a thermosetting resin which includes a fatty acid amide having the structural formula RCOONH2, where R is a C8-C25 alkyl.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.