Compositions – Water-softening or purifying or scale-inhibiting agents
Patent
1979-04-20
1981-03-31
Weinblatt, Mayer
Compositions
Water-softening or purifying or scale-inhibiting agents
252103, 252156, 25217423, 252175, 252180, 252181, 210698, 210729, 260 296PM, 260 40R, C11D 316
Patent
active
042592038
ABSTRACT:
Particles of polylactones derived from polyhydroxycarboxylic acids. The particles contain a bicarbonate derived from an alkali metal or from ammonium, and are useful in pulverulent compositions for washing, cleaning and bleaching.
REFERENCES:
patent: 3839218 (1974-10-01), Mulders
patent: 4076643 (1978-02-01), Brahm et al.
patent: 4079016 (1978-03-01), Brahm et al.
Solvay & Cie.
Weinblatt Mayer
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