Hydrophilic substrate for sorbing heavy metals

Details Hydrophilic substrate for sorbing heavy metals Hydrophilic substrate for sorbing heavy metals

1980-06-30

1982-11-30

Lieberman, Allan

Compositions

Absorptive, or bindive, and chemically yieldive

106168, 106194, 106214, 106217, C08J 518, C08L 110, C08L 304, C09K 300

Patent

active

043614930

ABSTRACT:
Method for making a water insoluble hydrophilic polymeric substrate having incorporated therein a dispersion of a finely precipitated metal sulfide for sorbing by ion exchange heavy metals from aqueous solutions such as photographic solutions, seawater, mine tailings, electroplating baths and the like, the substrate being formed from such polymers as cellulose esters, cellulose ethers, starches cross-linked to render them water insoluble, natural polymers, or regenerated cellulose; and the product of the method.

REFERENCES:
patent: 3347968 (1967-10-01), Thomas et al.

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