Patent · US Expired

Anti-blocking coating for pressure sensitive adhesives using cellulose acetate butyrate

US6083630A · kind A · utility

5Cited by
7References
14Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 4, 1999
Grant dateJul 4, 2000
Priority date
Expiry dateOct 4, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31891
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A composition comprising a hot melt adhesive; and a coating for the adhesive comprising cellulose acetate butyrate, wherein the cellulose acetate butyrate is coated on the hot melt adhesive, and a method to prevent blocking of hot melt adhesives comprising coating cellulose acetate butyrate on at least a portion of the surface of a hot melt adhesive.

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