Patent · US Expired

Sealing and/or stabilizing and/or binding preparations comprising alkali metal silicate solutions

US4755226A · kind A · utility

3Cited by

4References

20Claims

0Family size

Assignee

Henkel Kommanditgesellschaft auf Aktien · DE

Inventors

Wolfgang Friedemann · Neuss, DE
Wolfgang Pesch · Grevenbroich, DE
Kurt Feulner · Essen, DE

Key dates

Filing date	Feb 5, 1987
Grant date	Jul 5, 1988
Priority date	—
Expiry date	Feb 5, 2007

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S106/90
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

Sealing and/or stabilizing and/or binding preparations comprising modified alkali metal silicate solutions having a molar ratio of SiO.sub.2 to Me.sub.2 O of from 2 to 4.5 wherein Me represents sodium or potassium; sodium metaborate and/or potassium metaborate in a molar ratio of SiO.sub.2 to B.sub.2 O.sub.3 of from 5 to 400; and glyoxal, and to the use of these preparations.

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