Patent · US Expired

Water vapor absorbing and transmitting adhesive, a process for the manufacture of this adhesive and use thereof

US4194995A · kind A · utility

9Cited by

1References

5Claims

0Family size

Assignee

Hoechst GmbH · DE

Inventors

Walter Schermann · Mainz, DE
Arno Holst
Wilhelm Fischer · Westfield, US

Key dates

Filing date	Aug 10, 1978
Grant date	Mar 25, 1980
Priority date	—
Expiry date	Aug 10, 1998

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L2666/02
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

This invention relates to an improvement in a water vapor absorbing and transmitting adhesive containing at least one organic binding agent which is insoluble in water, and an addition of at least one hydrophilic polymer, the improvement that the hydrophilic polymer is a swellable modified polymer in the form of small particles. The invention also relates to a process for the manufacture of the adhesive.

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