午夜插插,噜噜噜影院,啪啪伊人网,欧美熟夫,景甜吻戏视频,男人强操性感蕾丝美女视频在线网站,日本美女跳舞视频

Poly(oxy-1,4-butanediyl), .alpha.-hydro-.omega.-hydroxy-, polymer with 1,3-diisocyanatomethylbenzene, 2-hydroxyethyl methacrylate-blocked Reaction product of hydroxyethylmethacrylate, toluene diisocyanate,and polytetramethylene glycol

Poly(oxy-1,4-butanediyl), .alpha.-hydro-.omega.-hydroxy-, polymer with 1,3-diisocyanatomethylbenzene, 2-hydroxyethyl methacrylate-blocked Reaction product of hydroxyethylmethacrylate, toluene diisocyanate,and polytetramethylene glycol ??? ???
?? ??:
70750-16-2
???:
Poly(oxy-1,4-butanediyl), .alpha.-hydro-.omega.-hydroxy-, polymer with 1,3-diisocyanatomethylbenzene, 2-hydroxyethyl methacrylate-blocked Reaction product of hydroxyethylmethacrylate, toluene diisocyanate,and polytetramethylene glycol
???(??):
Poly(oxy-1,4-butanediyl), .alpha.-hydro-.omega.-hydroxy-, polymer with 1,3-diisocyanatomethylbenzene, 2-hydroxyethyl methacrylate-blocked Reaction product of hydroxyethylmethacrylate, toluene diisocyanate,and polytetramethylene glycol
CBNumber:
CB51453996
???:
(C9H6N2O2.C6H10O3.(C4H8O)nH2O)x
??? ??:
0
MOL ??:
Mol file

Poly(oxy-1,4-butanediyl), .alpha.-hydro-.omega.-hydroxy-, polymer with 1,3-diisocyanatomethylbenzene, 2-hydroxyethyl methacrylate-blocked Reaction product of hydroxyethylmethacrylate, toluene diisocyanate,and polytetramethylene glycol ??

??

???? ?? 2009-3-3837

Poly(oxy-1,4-butanediyl), .alpha.-hydro-.omega.-hydroxy-, polymer with 1,3-diisocyanatomethylbenzene, 2-hydroxyethyl methacrylate-blocked Reaction product of hydroxyethylmethacrylate, toluene diisocyanate,and polytetramethylene glycol C??? ??, ??, ??

Poly(oxy-1,4-butanediyl), .alpha.-hydro-.omega.-hydroxy-, polymer with 1,3-diisocyanatomethylbenzene, 2-hydroxyethyl methacrylate-blocked Reaction product of hydroxyethylmethacrylate, toluene diisocyanate,and polytetramethylene glycol ?? ?? ? ???

???

?? ??


Poly(oxy-1,4-butanediyl), .alpha.-hydro-.omega.-hydroxy-, polymer with 1,3-diisocyanatomethylbenzene, 2-hydroxyethyl methacrylate-blocked Reaction product of hydroxyethylmethacrylate, toluene diisocyanate,and polytetramethylene glycol ?? ??

???( 0)?? ??
??? ?? ??? ?? ?? ? ??

Poly(oxy-1,4-butanediyl), .alpha.-hydro-.omega.-hydroxy-, polymer with 1,3-diisocyanatomethylbenzene, 2-hydroxyethyl methacrylate-blocked Reaction product of hydroxyethylmethacrylate, toluene diisocyanate,and polytetramethylene glycol ?? ??:

Copyright 2019 ? ChemicalBook. All rights reserved