Silanol Terminated Polydimethylsiloxane CAS NO 70131-67-8 Catalysts and auxiliaries 99% High Quality
ISO 6 Inquiries
70131-67-8
Industrial Grade
99%
CHINA
REFORM
barrel
2025-12-31
Flavors & Fragrances,Catalyst & Auxiliary,Intermediates,Dyes & Pigments,Inorganic Chemistry,petro chemicals
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Product Description
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Seller Information
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Inquiry History
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DescriptionECHEMI Editorial ReferencePolydimethylsiloxane, dihydroxy terminated is a non-toxic, optically transparent, inert, flammable silicone-based organic polymer. It is widely used in heat-resistant lubricants, flame retardants, medical devices, and cosmetics. Polydimethylsiloxane is hydrophobic, cytocompatible and viscoelastic and can be used for water-repellent coatings in the textile industry.
Silanol Terminated Polydimethylsiloxane is a silicon-basedorganic polymer that is nontoxic, optically clear, inert, and inflammablematerial. It is widely used in heat-resistant lubricants, fire retardants,medical devices, and cosmetics. Polydimethylsiloxane is hydrophobic,cytocompatible, and viscoelastic which can be used to prepare water-repellentcoatings in the textile industry.CertificatesBasic Info-
Product Name:
Polydimethylsiloxane, dihydroxy terminated
Other Name:SILICON PS 347.5;SILANOL TERMINATED POLYDIMETHYLSILOXANE;SILANOL TERMINATED POLYDIMETHYLSILOXANE,18000CS;SILANOL TERMINATED POLYDIMETHYLSILOXANES;PS 347.5;POLYDIMETHYLSILOXANE, DIHYDROXY TERMINATED;POLYDIMETHYLSILOXANE, SILANOL TERMINATED;baysilonc0.7
CAS No.:70131-67-8
Molecular Formula:HOSi
InChIKeys:XQSFXFQDJCDXDT-UHFFFAOYSA-N
Molecular Weight:45.09284
Exact Mass:92.03000
EC Number:615-070-3
TSCA:TSCA listed
Categories:
Characteristics-
PSA:
20.2
XLogP3:0.00000
Appearance:Liquid
Density:0.98 g/mL at 25 °C
Melting Point:<-60°C
Boiling Point:182 °C
Flash Point:155 °F
Refractive Index:n20/D1.406
Water Solubility:Soluble in carbon tetrachloride, benzene, chloroform, diethyl ether, toluene and other organic solvents. Insoluble in water and ethanol.
Storage Conditions:2-8°C
Critical Temperature & Pressure:2-8°C
Hazard IdentificationClassification of the substance or mixture
Not classified.
GHS label elements, including precautionary statements
Pictogram(s) No symbol. Signal word No signal word
Hazard statement(s) none
Precautionary statement(s) Prevention none
Response none
Storage none
Disposal none
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.
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Seller Information
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Business Type:
Manufactory
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Main Products:
Flavors & Fragrances,Catalyst & Auxiliary,Intermediates,Dyes & Pigments,Inorganic Chemistry,petro chemicals
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Location:
17th Yuanlin Road ,Chongchuan area ,Nantong city ,Jiangsu province ,China
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Payment Terms:
L/C,100% TT in advance
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Average lead Time:
2
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Total Annual Revenue:
Above $100 million
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Total Employees:
201-300
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Year of Establishment:
2008
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Certifications:
GB/T19001-2016 / Iso9001:2015
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Inquiry History6 Inquiries
Country Product Purchase Quantity Date Posted 
United States
Organic silicon fluid
20 TON Jun 15, 2024 
Spain
Polysiloxanes, di-Me,hydroxy-terminated
0.1 KG Jul 15, 2024 
India
Hydroxyl-PDMS
4 L Jul 15, 2026
India
Silanol terminated polydimethylsiloxane (OH-terminated PDMS)
1000 KG Dec 24, 2025 
United Arab Emirates
Silicon Polymer (Hydroxy Terminated PDMS)
3.00 KG Mar 5, 2026 
Uganda
Chlorobenzylidene malononitrile
100 MT Oct 16, 2025 Post an enquiry for this product
