Title:
BIPHENYLENE-BRIDGED PHENOL NOVOLAK RESINS AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2007/007827
Kind Code:
A1
Abstract:
Biphenylene-bridged phenol novolak resins represented by the general formula
(2), which consist of products of reaction of a biphenyl compound represented
by the general formula (1) with a phenol mixture containing at least one dihydric
phenol: (1) (wherein X is alkoxy having 1 to 4 carbon atoms or halogeno) (2) (wherein
R1, R2 and R3 are each independently substituted
or unsubstituted, linear or branched alkyl having 1 to 10 carbon atoms or substituted
or unsubstituted aryl, with the proviso that R1’s, R2’s,
and R3’s may be each the same or different from each other; p1
and p3 are each an integer of 1 to 4; p2 is an integer of 1 to 3; n is an integer of 0 to
15; m1, m2 and m3 are each an integer of 1 or 2 and m2’s may be the same or different
from each other, with the proviso that a case wherein all of m1, m2 and m3 are 1 and
a case wherein all of m1, m2 and m3 are 2 are excepted).
Inventors:
MITANI NORIYUKI
KAWANO MAKI
KAWANO MAKI
Application Number:
PCT/JP2006/313929
Publication Date:
January 18, 2007
Filing Date:
July 13, 2006
Export Citation:
Assignee:
UBE INDUSTRIES (JP)
MITANI NORIYUKI
KAWANO MAKI
MITANI NORIYUKI
KAWANO MAKI
International Classes:
C08G61/10; C08G59/62
Foreign References:
| JP2005290321A | 2005-10-20 | |||
| JP2005290319A | 2005-10-20 | |||
| JP2004123859A | 2004-04-22 | |||
| JPH11255688A | 1999-09-21 | |||
| JPH07292066A | 1995-11-07 |
Attorney, Agent or Firm:
TSUKUNI, Hajime (22-12 Toranomon 1-chome, Minato-k, Tokyo 01, JP)
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