郁金、姜黄、莪术原植物与药材性状和显微鉴别
Published in 海峡药学 • Jan 1, 2006
Authors:,
董克威
杨建新
Abstract
Polyvinyl alcohol and phosphoric acid were used as primary raw materials to synthesize a polyvinyl alcohol/ammonium phosphate flame retardant (PVAAP) for cotton fabrics. The limiting oxygen index of the cotton fabric treated with 24% PVAAP was 42.1. After 50 standard laundry cycles, the limiting oxy...
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