VINYL ADDITION POLYCYCLIC OLEFIN POLYMERS PREPARED WITH NON-OLEFINIC CHAIN TRANSFER AGENTS AND USES THEREOF

A method of polymerizing poly(cyclic)olefin monomers encompassing (a) combining a monomer composition containing the poly(cyclic)olefin monomers, a non-olefinic chain transfer agent and an activator compound to form a mixture; (b) heating the mixture; and (c) adding a polymerization catalyst contain...

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Hauptverfasser: RHODES, LARRY, F, BELL, ANDREW, LIPIAN, JOHN-HENRY, BENNETT, BRIAN, K, CHANG, CHUN, BARNES, DENNIS, A, WU, XIAOMING
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:A method of polymerizing poly(cyclic)olefin monomers encompassing (a) combining a monomer composition containing the poly(cyclic)olefin monomers, a non-olefinic chain transfer agent and an activator compound to form a mixture; (b) heating the mixture; and (c) adding a polymerization catalyst containing Ni and/or Pd. The non-olefinic chain transfer agent includes one or more compounds selected from H2, alkylsilanes, alkylalkoxysilanes, alkylgermanes, alkylalkoxygermanes, alkylstannanes, and alkylalkoxystannanes. The activator is characterized as having an active hydrogen with a pKa of at least 5. The resulting poly(cyclic)olefin polymers can be used in photoresist compositions.