Solid compositions for washing, cleaning and bleaching and proce

Compositions – Electrolytes for electrical devices

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252 89R, 252175, 252181, 252DIG11, 210 52, 210 58, 260 783UA, 2603402, 260343, 2603436, 260539R, C11D 738, C11D 718

Patent

active

040790169

ABSTRACT:
A solid composition for washing, cleaning and bleaching includes at least one basic compound and a solid polylactone derived from a polymer of an .alpha.-hydroxyacrylic acid. The .alpha.-hydroxyacrylic acid from which the solid polylactone is derived contains monomeric units of the formula ##STR1## wherein R.sub.1 and R.sub.2 independently represent hydrogen or an alkyl group containing 1 to 3 carbon atoms.

REFERENCES:
patent: 3776850 (1973-12-01), Pearson et al.
patent: 3825498 (1974-07-01), Altenschopfer et al.
patent: 3853781 (1974-12-01), Haschke et al.
patent: 3904685 (1975-09-01), Shahidi et al.
patent: 3920570 (1975-11-01), Mulders
patent: 3984439 (1976-10-01), Vanlautem et al.

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