Patent · US Expired

Mono- and/or di-alkyl phosphates as additives for hydraulic binders

US4018618A · kind A · utility

5Cited by

2References

3Claims

0Family size

Assignee

BASF SE

Inventors

Rolf Petri · Bischofswerda, DE
Harry Distler · Worms, DE
Bertold Bechert

Key dates

Filing date	Oct 29, 1974
Grant date	Apr 19, 1977
Priority date	—
Expiry date	Oct 29, 1994

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC04B24/003
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

Mono- or di-alkyl phosphate or their alkali metal salts or optionally substituted ammonium salts for use as antifoaming and hydrophobizing additives for hydraulic binders.

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