Patent · US Expired

Hot melt adhesives

US5378758A · kind A · utility

20Cited by
19References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 21, 1993
Grant dateJan 3, 1995
Priority date
Expiry dateDec 21, 2013

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L51/04
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Polymers containing a high percentage of vinyl alcohol units may be blended with copolymers of alkyl methacrylates and unsaturated organic acids, the copolymers prefereably containing an adhesion-promoting functionality, the blend preferably containing low levels of a plasticizer to improve melt flow, and the blends in molten form utilized as hot melt adhesives for the bonding of wood, paper, and other celulosic articles.

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