The emulsion polymerization of vinyl acetate with PAM, CMC and EC in place of PVA as protective colloid were studied.

 
  • 本文嘗試用聚丙烯酰胺、羧甲基纖維素及乙基纖維素代替聚乙烯醇作醋酸乙烯乳液聚合的保護膠體。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan