性做久久久久久久免费看,无码精品人妻一区二区三区湄公河 ,熟妇的奶头又大又长奶水视频,无码国产精品一区二区免费式芒果,亚瑟av亚洲精品一区二区

圖片報道
 

 中文名稱: PPG-12/SMDI共聚物  

 中文別名: PPG-12/SMDI共聚物;Α-氫-Ω-羥基聚[氧基(甲基-1,2-乙氧基)]與1,1'-亞甲基雙(4-異氰酸酯基環(huán)己烷)的聚合物;PPG-51/SMDI共聚物;SMDI共聚物  

 英文名稱: PPG-12/SMDI共聚物  

 英文別名: PPG-12/SMDI COPOLYMER;methylene bis(4-cyclohexylisocyanate) polymer, ethoxylated;PPG-51/SMDI COPOLYMER;Polyoxy(methyl-1,2-ethanediyl), .alpha.-hydro-.omega.-hydroxy-, polymer with 1,1-methylenebis4-isocyanatocyclohexane;Poly[oxy(methyl-1,2-ethanediyl)], α-hydro-ω-hydroxy-, polymer with 1,1'-methylenebis[4-isocyanatocyclohexane];PPG-12/SMDI COPOLYMER ISO 9001:2015 REACH  

 cas號: 9042-82-4  

 EINECS號: -  

 分子式: (C15H22N2O2.(C3H6O)nH2O)x  

 分子量: -  

 InChI: -  

 分子結(jié)構(gòu):  

 密度: -  

 熔點: --  

 沸點: -  

 閃點: -  

 折射率: -  

 蒸汽壓: -  

 物化性質(zhì): -  

 產(chǎn)品用途: -  

 危險品標(biāo)志: -  

 風(fēng)險術(shù)語: -  

 安全術(shù)語: -

舉報收藏 0評論 0