Patent · US Expired

Bisguanamines

US4339578A · kind A · utility

2Cited by

6References

4Claims

0Family size

Assignee

Degussa AG · DE

Inventors

Peter Werle · Gelnhausen, DE
Wolfgang Merk · Hanau, DE
Gerhard Pohl · St. Georgen, DE
Friedhelm Hoevels · Alzenau, DE

Key dates

Filing date	May 5, 1980
Grant date	Jul 13, 1982
Priority date	—
Expiry date	May 5, 2000

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09K15/30
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

There are described new bisguanamines of the formula ##STR1## where n is a number from 10 to 20 and their production. The bisguanamines are stabilizers for formaldehyde solutions and have outstanding qualifications and action for this purpose.

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