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Merck
CN

433004

Sigma-Aldrich

Poly(dimethylsiloxane), vinyl terminated

Synonym(s):

PDMS

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CAS Number:
MDL number:
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mol wt

average Mw ~25,000

viscosity

180-250 cSt(25 °C)(lit.)

bp

>93 °C (lit.)

iodine value

5.8‑7.0

density

0.965 g/mL at 25 °C (lit.)

SMILES string

C[Si](C)=O

InChI

1S/C8H18OSi2/c1-7-10(3,4)9-11(5,6)8-2/h7-8H,1-2H2,3-6H3

InChI key

BITPLIXHRASDQB-UHFFFAOYSA-N

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Application

Mold-making elastomers and encapsulants and sealants for electronic components.

Features and Benefits

Polymerized product provides non-corrosive shield against moisture, dirt and contaminates for electrical components. Polymer may be heat or room temperature cured. Polymerization produces no volatile gases.

Physical form

Divinyl functional reactive silicone fluid.

Regulatory Information

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