Patent · US Expired

Size composition

US4716080A · kind A · utility

4Cited by
6References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 9, 1987
Grant dateDec 29, 1987
Priority date
Expiry dateApr 9, 2007

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2958
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

Chrome-free aqueous size compositions containing quanternary salts reduce fuzz and fly in glass fiber gun roving. The roving particularly achieves a desirable ease and completeness of chopping in conventional chopping and spraying equipment for molding operations.

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