4,4'-亚甲基双(异氰酸苯酯) (CAS No.101-68-8)
- 物化性质
- 白色至淡黄色片状固体或熔融液体,有刺激性气味。相对密度1.19,熔点38~42°C,沸点314°C(分解),闪点196°C(闭杯)。不溶于水,遇水反应放出二氧化碳;溶于苯、丙酮、甲苯、氯仿等有机溶剂。
- 技术参数
- 纯度(GC)≥ 99.5%
- 熔点
- 38~42°C
English description(英文原文,共 1073 字符)
Product Name:4,4'-Methylene diphenyl diisocyanate
English Name:4,4'-Methylene diphenyl diisocyanate
CAS No.:101-68-8
Aliases:4,4'-Diphenylmethane diisocyanate, Methylene diphenyl diisocyanate, 4,4'-Diisocyanatodiphenylmethane, Diphenylmethane-4,4'-diisocyanate
Molecular Formula:C15H10N2O2
Physical Properties:White to pale yellow flake solid or molten liquid with a pungent odor. Relative density 1.19, melting point 38-42°C, boiling point 314°C (decomposes), flash point 196°C (closed cup). Insoluble in water, reacts with water to release carbon dioxide; soluble in organic solvents such as benzene, acetone, toluene, and chloroform.
Uses:Primarily used in the synthesis of polyurethane materials, including rigid and flexible polyurethane foams, elastomers, coatings, adhesives, and sealants. It is an important diisocyanate monomer in the polyurethane industry, also used to prepare polyurethane prepolymers.
Technical Specifications:
Purity (GC) ≥ 99.5%
NCO content: 33.5% ± 0.5%
Melting point: 38-42°C
Density (25°C): 1.19 g/cm³
Acidity (as HCl): ≤ 0.01%
English Name:4,4'-Methylene diphenyl diisocyanate
CAS No.:101-68-8
Aliases:4,4'-Diphenylmethane diisocyanate, Methylene diphenyl diisocyanate, 4,4'-Diisocyanatodiphenylmethane, Diphenylmethane-4,4'-diisocyanate
Molecular Formula:C15H10N2O2
Physical Properties:White to pale yellow flake solid or molten liquid with a pungent odor. Relative density 1.19, melting point 38-42°C, boiling point 314°C (decomposes), flash point 196°C (closed cup). Insoluble in water, reacts with water to release carbon dioxide; soluble in organic solvents such as benzene, acetone, toluene, and chloroform.
Uses:Primarily used in the synthesis of polyurethane materials, including rigid and flexible polyurethane foams, elastomers, coatings, adhesives, and sealants. It is an important diisocyanate monomer in the polyurethane industry, also used to prepare polyurethane prepolymers.
Technical Specifications:
Purity (GC) ≥ 99.5%
NCO content: 33.5% ± 0.5%
Melting point: 38-42°C
Density (25°C): 1.19 g/cm³
Acidity (as HCl): ≤ 0.01%
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常见问题
- 4,4'-亚甲基双(异氰酸苯酯)的 CAS 号是多少?
- 4,4'-亚甲基双(异氰酸苯酯)的 CAS 号是 101-68-8。
- 4,4'-亚甲基双(异氰酸苯酯)的分子式和分子量是什么?
- 4,4'-亚甲基双(异氰酸苯酯)的分子式为 C15H10N2O2。
- 4,4'-亚甲基双(异氰酸苯酯)的英文名称是什么?
- 4,4'-亚甲基双(异氰酸苯酯)的英文名称为 4,4'-Methylene diphenyl diisocyanate。
- 4,4'-亚甲基双(异氰酸苯酯)还有哪些别名?
- 4,4'-亚甲基双(异氰酸苯酯)又称 4,4'-二苯基甲烷二异氰酸酯、亚甲基二苯基二异氰酸酯、4,4'-二异氰酸酯二苯甲烷、二苯基甲烷-4,4'-二异氰酸酯。
- 4,4'-亚甲基双(异氰酸苯酯)有哪些供应商和生产厂家?
- 掌上化工当前收录 1 条4,4'-亚甲基双(异氰酸苯酯)供应报价,来自 1 家供应商,可按地区、纯度、级别筛选对比。
- 4,4'-亚甲基双(异氰酸苯酯)的供应商主要分布在哪些地区?
- 4,4'-亚甲基双(异氰酸苯酯)的供应商主要分布在 上海市(1 条) 等地。
- 4,4'-亚甲基双(异氰酸苯酯)有哪些级别可选?
- 平台上4,4'-亚甲基双(异氰酸苯酯)的供应级别包括 工业级。
- 4,4'-亚甲基双(异氰酸苯酯)的报价单位是什么?
- 4,4'-亚甲基双(异氰酸苯酯)的报价单位主要有 千克。
- 哪里可以查到4,4'-亚甲基双(异氰酸苯酯)的价格?
- 掌上化工4,4'-亚甲基双(异氰酸苯酯)产品页汇总了各供应商的最新报价与规格,地址:/chemicals/101-68-8/。部分供应商价格为电议,可通过页面上的询价功能直接获取。
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