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    Qingdao Hengda New Material Technology Co., Ltd.

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    Qingdao International Innovation Park, Qingdao, Shandong Province, China

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    Gaizhou Hengda Chemicals Co., Ltd.

    Shandong Hengda Silicon Material Technology Co., Ltd.

HENGDA-MS03 - 3-Isocyanatopropylmethyldimethoxysilane

HENGDA-MS03

3-Isocyanatopropylmethyldimethoxysilane is a chemical compound belonging to the organosilane family. Its chemical structure consists of a three-carbon chain with an isocyanate (-N=C=O) functional group at one end, a methyl group (-CH₃), and two methoxy (OCH₃) groups attached to a silicon atom at the other end.

  • Chemical Name:

    3-Isocyanatopropylmethyldimethoxysilane

  • CAS No.

    26115-72-0

Typical Properties

Appearance

Colorless Transparent Liquid

Purity(%)

≥98.0%

Density(ρ20), g/cm³

0.950~1.050

Molecular Weight

189.28

Refractive Index(nD²⁰)

1.4220~1.4270

Applications

1. 3-Isocyanatopropylmethyldimethoxysilane is used for the surface treatment of inorganic fillers and metallic materials, to improve their compatibility or adhesive with organic materials.

2. It is used to promote adhesion and enhance fillers dispersion in coatings and sealants.

3. 3-Isocyanatopropylmethyldimethoxysilane is used as a tackifier of RTV and enhance the bonding between rubber and substrates.


Packing

20kg, 200kg plastic or iron drum, IBC drum

HENGDA-MS03