Patent · US Expired

Adhesives

US7074844B2 · kind B2 · utility

1Cited by
7References
33Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 15, 2003
Grant dateJul 11, 2006
Priority date
Expiry dateMar 29, 2024

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31591
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

An adhesive, comprising (A) a polymeric MDI, (B) modified polyvinyl acetate emulsion, (C) aqueous polyvinyl alcohol solution, and (D) a filler. Preferably, a mass ratio of A:B:C:D is 30:(60–160):(50–160):(10–140) provided that the aqueous polyvinyl alcohol solution (C) is in a concentration of 10% by mass.

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