Patent · US Expired

Hot melt adhesive for metals

US3997625A · kind A · utility

3Cited by
5References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 8, 1975
Grant dateDec 14, 1976
Priority date
Expiry dateSep 8, 1995

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L2666/04
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A thermoplastic hot melt adhesive composition for bonding metals which comprises a homogeneous mixture of (A) 60 to 90 percent by weight of a nylon material selected from the group consisting of homopolymers and copolymers of nylon monomer selected from the group consisting of nylon salts having at least 10 carbon atoms, nylon-forming .omega.-amino acids and nylon-forming lactams, and (B) 10 to 40 percent by weight of an ethylene/vinyl acetate copolymer containing 1 to 25 weight percent of vinyl acetate.

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