1) blocked
[英][blɔkt] [美][blɑkt]
封端
1.
A series of blocked polyisocyanate adducts has been synthesized, while methyl ethyl ketoxime (MEKO),phenol and ε-caprolactam as blocking agent.
使用甲乙酮肟、己内酰胺及苯酚等不同的封端剂合成了一系列封端型多异氰酸酯加成物。
2.
A series of blocked aliphatic waterborne polyurethane(WPU)emulsions were synthesized with isophoronediisocyanate(IPDI),polyether,dimethylolpropionic acid(DMPA) as materials and NaHSO3 as blocking agent.
以异佛尔酮二异氰酸酯(IPDI)、聚醚多元醇、二羟甲基丙酸(DMPA)为主要原料,采用NaHSO3封端,合成了系列脂肪族水性聚氨酯(WPU)乳液,研究了脂肪族WPU中软段类型、nNCO/nOH、DMPA用量以及NaHSO3用量对乳液及其胶膜相关性能的影响。
2) end-capping
封端
1.
The optimum polyol composition,isocyanate group content of the prepolymer and end-capping agent selection were discussed.
以聚醚多元醇和TD I为主要原料,合成预聚体,对预聚体用硅烷进行封端,添加白炭黑、碳酸钙等补强填料,研制了单组分湿气固化密封胶。
2.
Various active agents were used for the end-capping of poly(propylene carbonate)(PPC),and the kinetic of thermal degradation of uncapped and end-capped PPC were investigated.
采用不同封端剂对聚丙撑碳酸酯(PPC)进行了封端,并研究了封端前后PPC的热降解动力学。
3) blocking
[英]['blɔkiŋ] [美]['blɑkɪŋ]
封端
1.
The difference of application performances from different blocking conditions and different structures was probed.
采用3种聚醚多元醇与2,4-甲苯二异氰酸酯进行加成反应,然后用亚硫酸氢钠进行封端反应,再加入HCl调pH2~3制得芳香族多氨基甲酰磺酸盐(PCS),探讨了具体封端条件和应用性能随其结构不同的差异,用PCS在不同羊毛织物上作防毡缩试验,其抗弯刚度较小,毡缩率较小,该产品与进口产品相比尚好。
4) termination
[英][,tɜ:mɪ'neɪʃn] [美]['tɝmə'neʃən]
封端
1.
The effect of different termination agents on emulsification of the curing agentand,film properties were investigated.
通过对环氧树脂室温固化剂三乙烯四胺进行封端、加成、成盐等一系列改性,制得自乳化水性环氧树脂固化剂;与低相对分子质量的液体环氧树脂混合后,获得了水性环氧树脂涂料。
5) terminated
[英]['tə:mineit] [美]['tɝmə,net]
封端
1.
Study on preparation of polyurethane-terminated for low temperature plastify type PVC plastisol
低温塑化型PVC塑溶胶用封端聚氨酯的研制
2.
Glycerol diacetate(GD) terminated poly(L-lactide)(OGLA) were successfully synthesized by Glycerol diacetate initiated ring-opening polymerization of L-lactide,which was used as a biocompatible plasticizer for high molecular polylactide(PLLA).
以二乙酸甘油酯(GD)引发L-丙交酯(LLA)开环聚合合成了二乙酸甘油酯封端的齐聚L-丙交酯(OGLA),并以此为增塑剂,以溶液共混法制备了OGLA与高分子量聚L-丙交酯(PLLA)的共混膜。
6) end seal
端封
补充资料：1,3-甲苯二异氰酸酯与羟基封端聚丁二烯和2-羟乙基丙烯酸甲酯的聚合物
CAS：68987-46-2
分子式：(C9H6N2O2·C6H10O3·C4H6)x
中文名称：1,3-甲苯二异氰酸酯与羟基封端聚丁二烯和2-羟乙基丙烯酸甲酯的聚合物
英文名称：Benzene, 1,3-diisocyanatomethyl-, polymer with hydroxy-terminated polybutadiene, 2-hydroxyethyl methacrylate-blocked
分子式：(C9H6N2O2·C6H10O3·C4H6)x
中文名称：1,3-甲苯二异氰酸酯与羟基封端聚丁二烯和2-羟乙基丙烯酸甲酯的聚合物
英文名称：Benzene, 1,3-diisocyanatomethyl-, polymer with hydroxy-terminated polybutadiene, 2-hydroxyethyl methacrylate-blocked
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条