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Patent Searching and Data


Title:
RESIN COMPOSITION FOR COLORED MASTERBATCH
Document Type and Number:
Japanese Patent JPS61236854
Kind Code:
A
Abstract:

PURPOSE: A composition, consisting of a specific aromatic polycarbonate and carbon black, readily melt kneadable and extrudable into beautiful pellets by an extruder and smoothly used for coloring operation of other resins.

CONSTITUTION: A resin composition for colored masterbatches obtained by incorporating 80W30wt% aromatic polycarbonate having 10,000W19,000 average molecular weight with 20W70wt% carbon black. The polycarbonate to be used is obtained from bisphenol A and a carbonate precursor.


Inventors:
YOSHIDA HIDEJI
YAMAGIWA TERUHIKO
Application Number:
JP7684185A
Publication Date:
October 22, 1986
Filing Date:
April 12, 1985
Export Citation:
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Assignee:
TEIJIN CHEMICALS LTD
International Classes:
C08K3/04; C08J3/22; C08K3/00; C08L69/00; (IPC1-7): C08J3/22; C08K3/04; C08L69/00
Attorney, Agent or Firm:
Maeda Junhiro