Patent · US Expired

Water-soluble, pressure sensitive, self-adhesive, composition, method of manufacture thereof, and tapes produced therewith

US4341680A · kind A · utility

18Cited by

3References

14Claims

0Family size

Assignee

BEIERSDORF AG · DE

Inventors

Rudiger Hauber · Bückeburg, DE
Gunter Guse · Hamburg, DE

Key dates

Filing date	Feb 4, 1980
Grant date	Jul 27, 1982
Priority date	—
Expiry date	Feb 4, 2000

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09J2301/302
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

A water-soluble, pressure sensitive, self-adhesive composition comprising a mixture of PA0 (a) a copolymer comprising 70 to 80 parts by weight of monomeric ethyl acrylate and 20 to 30 parts by weight of a monomeric, .alpha., .beta. unsaturated aliphatic monocarboxylic acid and PA0 (b) a tertiary, ethoxylated N-alkyl alkane diamine having 3 to 18 ethylene oxide units per molecule, said alkyl having 10 to 18 carbon atoms, from 50% to 90% of the acid groups of said acid being neutralized. A method of preparation of the composition and an adhesive tape made therewith are also disclosed.

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