Encapsulated electronic devices and encapsulating compositions

Details Encapsulated electronic devices and encapsulating compositions Encapsulated electronic devices and encapsulating compositions

C - Chemistry, Metallurgy

07

F

341/1, 18/63, 40

C07F 7/10 (2006.01) C08G 77/26 (2006.01) C08G 77/54 (2006.01) C08L 83/14 (2006.01)

Patent

CA 1156227

Abstract: An eletronic device such as an integrated circuit is encapsulated with a silicone resin formulation compris- ing a polysiloxane having a cryptate ether as part of the backbone of the polymer chain for preventing migration of cations, e.g., sodium and potassium The polymer may be represented by the formula: Image wherein n is an integers greater than or equal to zero, n1 and n2 are integers greater than or equal to 1, n' and n'' are integers from zero to four, R and Rl are organic radicals, and X and Y are terminal groups.

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