FIELD: chemical technology. SUBSTANCE: polyvinylidene chloride with m. p. 130-150 C is pressed firstly at the room temperature and then at 110-130 C, crushed and heated from the room temperature to 800-900 C. Heating from 130 to 280 C is carried out at the rate of temperature increase 1-5 degrees/h. EFFECT: improved method of sorbent preparing. 3 tbl
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Authors
Dates
1994-10-15—Published
1993-03-01—Filed