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季戊四醇磷酸酯
克林霉素磷酸酯注射液工艺规程
conjunction with t he begi nni ng of the 95 anniversary a ctivities, focuse d schedule 1 party lect ure. Encourages the party branch Se cretary of the pra ctice of party members give a Party le cture. Producti on li ne of adva nce d party members re porte d, their own ex periences, enhance the attracti on a nd appeal of party lecture. 4. Orga nization of online communicati on. Full use of the vari
复配磷酸酯阻燃PC/ABS合金的研究
复配磷酸酯阻燃PC/ABS合金的研究
研究了复配磷酸酯阻燃剂对PC/ABS合金材料的性能的影响。探讨了复配磷酸酯阻燃剂阻燃PC/ABS合金材料的力学性能和阻燃性能,复配阻燃剂对PC/ABS合金的阻燃机理。结果表明:在PC/ABS合金(质量比为70/30)体系中,磷酸三苯酯(TPP)和四苯基[双酚-A]二磷酸酯(BDP)按质量比为3:2复配具有协同阻燃作用。加入18份复配阻燃剂后材料的氧指数提高了6个单位,阻燃性能达到了FV-0级,并保持了材料较好的力学性能。