Patent · US Expired

Water-resistant, viscosity stable, alkaline corrugating adhesive composition

US6255369A · kind A · utility

23Cited by
1References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 18, 1998
Grant dateJul 3, 2001
Priority date
Expiry dateDec 18, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T156/1025
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A water-resistant, viscosity stable, alkaline curing, starch-based corrugating adhesive composition comprising starch, an alkali material, a ketone-formaldehyde crosslinking additive containing selected sulfite salts and having reduced free-formaldehyde content, and water.

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