Patent ID: 11884847
Assignee: ELKEM SILICONES USA CORP.
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C  B | IPC B  C

Claim 5:
6. The curable silicone composition X according to claim 1, wherein the at least one diorganoalkenylsiloxy-terminated diorganopolysiloxane gum crosslinker Alk-XL containing at least 3 silicon-bonded C2 to C20 alkenyl groups per molecule comprises:
at least three siloxy units of formula (A-3):

(Alk)(R)nSiO(3-h)/2  (A-3)

wherein the symbol “Alk” represents a vinyl group, and the symbol R represents a methyl group, and
wherein h=1 or 2, and
other siloxy units of formula (A-2):

(L)g SiO(4-g)/2  (A-2), in which the symbol L represents a methyl group, and the symbol g is equal to 2.