Title:
DUCTILE PIPE EXCELLENT IN OZONE RESISTANCE
Document Type and Number:
Japanese Patent JPH05186710
Kind Code:
A
Abstract:
PURPOSE: To impart an ozone resistance to a lined ductile pipe.
CONSTITUTION: The inner surface of a ductile pipe is coated according to a customary method with an acrylic powder coating material prepared by the copolymn. of a monomer component composed of an acrylic or methacrylic ester and a modifying copolymerizable monomer with glycidyl methacrylate or acrylate as a reactive monomer added thereto in a proportion of 500 to 400g per functional group in terms of theoretical equivalent.
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Inventors:
CHIGAMI HIROSHI
MIURA SHUICHI
MIURA SHUICHI
Application Number:
JP2449192A
Publication Date:
July 27, 1993
Filing Date:
January 14, 1992
Export Citation:
Assignee:
KUBOTA KK
International Classes:
C09D5/03; C09D5/08; C09D133/04; C09D133/14; C09D163/00; F16L58/04; (IPC1-7): C09D5/03; C09D5/08; C09D133/14; C09D163/00; F16L58/04
Domestic Patent References:
| JPS50118317A | 1975-09-17 | |||
| JPS5750541A | 1982-03-25 | |||
| JPS4726439A | ||||
| JPS54126235A | 1979-10-01 |
Attorney, Agent or Firm:
Shimizu Minoru