Patent · US Expired

Hot melt adhesive compositions

US4983674A · kind A · utility

4Cited by
3References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 10, 1988
Grant dateJan 8, 1991
Priority date
Expiry dateAug 10, 2008

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L2666/02
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A hot melt adhesive composition which comprises: PA0 (a) a copolymer of vinyl aromatic compounds and conjugated dienic compounds, or a hydrogenated version thereof in amounts of about 20-70% by weight; PA0 (b) a tackifier comprising alicyclic hydrocarbon polymers in amounts of about 30-80% by weight; and PA0 (c) a 4-methylpentene-1 polymer in amounts of about 0.3-20% by weight, based on the composition, respectively.

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