Patent · US Expired

Polyurethane paste composition and sealing material

US6630534B1 · kind B1 · utility

9Cited by
10References
24Claims
0Family size

Assignees

Inventors

Key dates

Filing dateMar 31, 2000
Grant dateOct 7, 2003
Priority date
Expiry dateMar 31, 2020

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31551
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Disclosed is a composition useful as a sealing or undercoating material for automobiles. The composition comprises fine particles (A) comprising polyurethane resin, a plasticizer (B) and fillers (C), wherein not less than 50% of (A) is spherical particles having a ratio of major axis/minor axis in the range of 1.0 to 1.5.

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