Phosphate-free detergent builders

Details Phosphate-free detergent builders Phosphate-free detergent builders

1990-02-06

1991-12-31

Le, Hoa Van

Compositions

Water-softening or purifying or scale-inhibiting agents

25217425, 252DIG2, 252DIG15, 25217423, C11D 312, C11D 337

Patent

active

050769570

ABSTRACT:
The detergent builder consists of a water-insoluble silicate capable of binding calcium ions as well as of a mixture of two acrylic acid polymerizates which exhibit different viscosity numbers.

REFERENCES:
patent: 3782898 (1974-01-01), Mandell
patent: 3962132 (1976-06-01), Haschke et al.
patent: 4249903 (1981-02-01), Smolka et al.
patent: 4428749 (1984-01-01), Morris
patent: 4519933 (1985-05-01), Gresser et al.
patent: 4604224 (1986-08-01), Cheng
patent: 4668420 (1987-05-01), Diehl et al.
patent: 4683073 (1987-07-01), Diehl
patent: 4695284 (1987-09-01), Hight
patent: 4702858 (1987-10-01), Denzinger et al.
patent: 4707290 (1987-11-01), Seiter et al.
patent: 4883607 (1989-11-01), Diehl
Colloid 119/50, Colloids, Inc., 394 Frelinghuysen Ave., Newark, N.J. 07114, May 1979.
Multi-Functional Polyacrylate Polymers in Detergents, M. K. Nagarajan, JAOCS, vol. 62, No. 5, May 1985.
Acrylate Detergent Polymers in Industrial and Institutional Detergents, David Witiak, Ph.D., Chemical Times & Trends, pp. 40-45, Oct. 1986.

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