Title:
【発明の名称】グラフト化前駆体、及びグラフト化芳香族ポリカーボネート樹脂の製造方法
Document Type and Number:
Japanese Patent JP3359724
Kind Code:
B2
Abstract:
PURPOSE:To obtain a grafting precursor which provides a grafted arom. polycarbonate resin excellent in transparency, etc., by mixing a granular arom. polycarbonate resin with a specific vinylic copolymer under specified conditions. CONSTITUTION:A granular arom. polycarbonate resin is mixed under specified conditions with a vinylic random copolymer which has specified active oxygen atoms and comprises units of formula I (wherein X is R2; Y is C6H3R7R11, C00R8, CN, OCOR9, or CH2COOR8; Z is H or COOR8; R2 is H or CH3; R7 and R11 are each H, 1-3C alkyl, or halogen; R8 is 1-8C alkyl or 3-12C cycloalkyl; and R9 is 1-2C alkyl), units of formula II (wherein R10 is 1-12C alkyl, 3-12C cycloalkyl, or C6H4R7), and units of formula II [wherein R1 is H or R9; R3 and R4 are each 1-4C alkyl; R5 is 1-12C alkyl, (alkyl)phenyl, or 3-12C cycloalkyl; and m is 1 or 2] and/or formula IV (wherein R6 is H or R3; and n is 0-2) each in a specified amt., providing the grafting precursor.
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Inventors:
Toshikazu Umemura
Satoshi Watanabe
Tatsuo Iwai
Motoyuki Sugiura
Satoshi Watanabe
Tatsuo Iwai
Motoyuki Sugiura
Application Number:
JP2192094A
Publication Date:
December 24, 2002
Filing Date:
January 21, 1994
Export Citation:
Assignee:
Mitsubishi Gas Chemical Co., Ltd.
Nippon Oil & Fat Co., Ltd.
Nippon Oil & Fat Co., Ltd.
International Classes:
C08F283/02; C08L25/14; C08L69/00; G11B7/24047; G11B7/2534; (IPC1-7): C08F283/02; C08L25/14; C08L69/00
Domestic Patent References:
| JP62138514A | ||||
| JP63312305A | ||||
| JP63270713A | ||||
| JP55133405A | ||||
| JP26514A | ||||
| JP565320A | ||||
| JP5925817A | ||||
| JP5531882A | ||||
| JP4825075B1 | ||||
| JP476751B1 |
Attorney, Agent or Firm:
Tadashi Yamamoto