Patent · US Expired

Spray-dried detergent or a component therefor

US5948747A · kind A · utility

6Cited by

18References

7Claims

0Family size

Assignee

Henkel Kommanditgesellschaft auf Aktien · DE

Inventors

Fred Schambil · Monheim, DE
Wolfram Linke · Monheim, DE
Hubert Freese · Goldkronach, DE

Key dates

Filing date	Aug 11, 1997
Grant date	Sep 7, 1999
Priority date	—
Expiry date	Aug 11, 2017

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC11D11/02
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

A spray-dried particulate detergent composition containing PA1 a) 3% to 20% by weight of anionic surfactant, PA1 b) 0 to 2% by weight of nonionic surfactant, PA1 c) 20% to 65% by weight of inorganic builders, based on water-free active substance, selected from carbonates, hydrogen carbonates and silicate-based builders, and PA1 d) 0 to 25% by weight of neutral salts, based on the weight of the spray-dried composition, wherein the spray-dried composition has been aftertreated with nonionic surfactant. The composition has favorable dispensing and solubility properties.

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