Patent · US Expired

Size composition

US4694034A · kind A · utility

2Cited by
6References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 29, 1986
Grant dateSep 15, 1987
Priority date
Expiry dateMay 29, 2006

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC03C25/26
  • 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.