C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 69/90 (2006.01) C07C 69/94 (2006.01) C07C 327/32 (2006.01) C07D 207/452 (2006.01) C07D 307/89 (2006.01) C07F 7/08 (2006.01) C08G 63/06 (2006.01)
Patent
CA 2074252
ABSTRACT The present invention provides an aromatic oligomer comprising repeating structural units represented by the following formula (I), which oligomer has a number-average degree of polymerization of 2 to 10 and a flow temperature of 100° to 400°C; and a process for preparing the same: Image (I) wherein X is selected from O and S; and Ar is selected from Image , Image and Image wherein R1 and R2 are each selected from alkyl group having 1 to 3 carbon atoms and phenyl group, and p and q are each an integer of 0 to 2. The aromatic oligomer of this invention is mixed or reacted with a polymeric substance such as thermoplastic resin, thermosetting resin and rubber to realize enhancement of performance and functional characteristics of the polymeric material.
Asai Kuniaki
Manabe Kenji
Nakayama Nobuko
Namioka Makoto
Nitta Itaru
Marks & Clerk
Sumitomo Chemical Co. Ltd.
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