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    產(chǎn)品介紹

    二苯基甲烷二異氰酸酯(MDI)

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    MDI

    簡(jiǎn)   MDI

    分子式:C15H10N2O2    分子量:250.24

    CAS登錄號(hào):101-68-8  

    產(chǎn)品性狀白色至淡黃色熔觸固體,加熱時(shí)有刺激性臭味

    質(zhì)量標(biāo)準(zhǔn)GB/T 13941-2015

    項(xiàng) 目

    指 標(biāo)

    MDI-100

    MDI-50

    外 觀

    固體為白色至淺黃色晶體,液體為透明液體

    無色至粉色液體

    結(jié)晶點(diǎn) ℃

    38.1

    15.0

    純度 %

    99.6

    99.6

    2,4'-MDI含量 %

    2.0

    50.0~54.0

    4,4'-MDI含量 %

    97.0

    44.5~49.0

    色度/ (鉑-鈷色號(hào))

    30

    50

    水解氯含量%

    0.003

    0.005

    環(huán)己烷不溶物%

    0.2

    0.2

    用途:初級(jí)品廣泛用于聚氨酯涂料,還用于防水材料、密封材料、陶器材料等。精制品可制成汽車車擋、緩沖器、合成革、非塑料聚氨酯、聚氨酯彈性纖維、無塑性彈性纖維、薄膜、粘合劑等


    Diphenyl-methane-diisocyanate

    Formula:C15H10N2O2   Molecular Weight250.24

    CAS No.101-68-8        

    AppearanceWhite to pale yellow melted solid and irritating stench when heated

    SpecificationGB/T 13941-2015 

    project

    Index

    MDI-100

    MDI-50

    Appearance

    The solid is white to light yellow crystal, and liquid is transparent

    Colorless to pink liquid

    Crystallizing point ℃

    38.1

    15.0

    purity %

    99.6

    99.6

    2,4'-MDI %

    2.0

    50.0~54.0

    4,4'-MDI  %

    97.0

    44.5~49.0

    color number/ (Platinum cobalt)

    30

    50

    Hydrolytic chlorine%

    0.003

    0.005

    Cyclohexane insoluble%

    0.2

    0.2

     purposeThe primary products are widely used in polyurethane coatings, and are also used in waterproof materials, sealing materials, pottery materials and so on. Product can be made car Block, buffer, synthetic leather, plastic polyurethane, polyurethane elastic fiber, elastic fiber, plastic film, adhesive etc.

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