433012
Poly(dimethylsiloxane), vinyl terminated
average Mw ~25,000, viscosity 850-1,150 cSt (25 °C)(lit.)
Synonym(s):
PDMS
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About This Item
CAS Number:
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12162002
MDL number:
form
liquid
Quality Segment
mol wt
average Mw ~25,000
refractive index
n20/D 1.4052
viscosity
850-1,150 cSt(25 °C)(lit.)
bp
>93 °C (lit.)
iodine value
2.2‑3.5
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
Application
Mold-making elastomers and encapsulants and sealants for electronic components.
Features and Benefits
Polymerized product provides non-corrosive shield against moisture, dirt and contaminants for electrical components. Polymer may be heat or room temperature cured. Polymerization produces no volatile gases.
Physical form
Divinyl functional reactive silicone fluid.
Storage Class
10 - Combustible liquids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves
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