Description
2,4,6,8-Tetramethyl-2,4,6,8-tetravinylcyclotetrasiloxane, ChangFu® VMC4 is a cyclic siloxane that plays an important role in the synthesis of silicon polymers such as vinyl silicone fluids, silicone rubbers and silicone resins. Four vinyl functional groups and four methyl groups in one molecule make ChangFu® VMC4 have excellent physical and chemical properties.
Synonyms:
2,4,6,8-Tetravinyl-2,4,6,8-tetramethylcyclotetrasiloxane;
1,3,5,7-tetravinyl-1,3,5,7-tetramethylcyclotetrasiloxane;
1,3,5,7-Tetramethyl-1,3,5,7-tetravinylcyclotetrasiloxane;
Cyclotetrasiloxane, 2,4,6,8-tetraethenyl-2,4,6,8-tetramethyl-;
2,4,6,8-Tetramethyl-2,4,6,8-tetravinyl-1,3,5,7,2,4,6,8-tetraoxatetrasilocane;
V4; VMC4; D4V; 2554-06-5
Features
Cyclic siloxane containing both vinyl and methyl groups.
Good modifier for Pt-catalyst.
Essential role in ring-opening polymerization.
Multiple purity grades available for sale.
Product No. | ChangFu® VMC4 |
Description | 2,4,6,8-Tetramethyl-2,4,6,8-tetravinylcyclotetrasiloxane |
CAS No. | 2554-06-5 |
Formula | C12H24O4Si4 |
Purity | min 95% |
Color | Colorless |
Appearance | Clear liquid |
Applications
ChangFu® VMC4 can be used as the basic material to produce addition-cure liquid silicone rubber and vinyl silicone oil.
ChangFu® VMC4 can be used as a crosslinker with specific structure to improve the properties of EVA and POE photovoltaic films.
ChangFu® VMC4 can be used as a coupling agent and a chemical intermediate with the properties of ring-opening polymerization of cyclic siloxanes.
ChangFu® VMC4 can be used to improve the usage performance and storage stability of Pt-catalyst.
ChangFu® VMC4 can be used for the synthesis of flame-retardant silicone resin applied in semiconductor and electronics.
ChangFu® VMC4 can be used as a reagent and a laboratory chemical, especially for the synthesis of chemical compounds.
Package
Offered in 25L PE pails and 200L drums.
Custom packaging is available.
Storage
Stored in a cool, well-ventilated place.
Keep container tightly closed.