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Hydroxy Silicone Fluid BL-107

Silanol terminated Polydimethylsiloxane, Room temperature vulcanized methyl silicone rubber
CAS NO.: 70131-67-8
Equivalent Products: Xiameter OHX-4081


Hydroxy Silicone Fluid BL-107

Chemical name:Silanol Terminated Polydimethylsiloxane

Synonyms: Silanol terminated Polydimethylsiloxane, Room temperature vulcanized methyl silicone rubber.

CAS NO.: 70131-67-8
Equivalent Products: 
Xiameter OHX-4081

Molecular Formula: HO[-Si(CH3)2O-]nOH

Chemical structure: 

OH polymer.png

Hydroxy Silicone Fluid BL-107 is colorless clear liquid, with most properties of dimethyl silicone fluid, besides it also of the hydroxy reaction activity.

Technical Index



Physical Form

Colorless clear liquid

Viscosity(nm2/s, 25℃)



1.6 max

Surface sulfurization time, hr

2 max



Silicone OH polymer can be used in variety of applications, including:
1. In RTV silicone rubber, mould defoaming agent, silicone rubber for main raw material in glass, with no good electrical insulation, can be in radio, electronic instruments, semiconductor, etc. 
2. Electronic parts and assemblies aspects insulated moisture, shock, heat-resistant potting material 
3. In car industry and mechanics industry rubber rollers material 
4. In textile, plastic printing industry in rubber rollers material 
5. In the construction industry caulking sealing material 
6. It has very good demoulding ability. Particularly suitable for manufacturing tooling and stamping materials

Silicone OH polymer is available in 200kg steel drums, 950kg IBC drums, or other packing on request.

Transport as non-hazardous chemicals. Store in original container only. 
Keep container tightly closed and store in a cool, well ventilated place. 
Original characteristics remain intact for 1 year, if kept in recommended storage.