Title:
COATED STEEL PLATE FOR MUFFLER AND MANUFACTURE THEREOF
Document Type and Number:
Japanese Patent JPS61177237
Kind Code:
A
Abstract:
A heat resistant precoated steel sheet suitable for use in the manufacture of a muffler of an automobile exhaust gas system comprising: a hot dip aluminized steel sheet, a chromate pretreatment layer formed on at least one surface of said hot dip aluminized steel sheet and having a chromium pick-up of 10 to 50 mg/m2, a primer coat formed on said pretreatment layer and comprising a cured polyamide imide resin and 8 to 52 parts by weight, based on 100 parts by weight of said resin, of strontium chromate intimately admixed with said resin, and a top coat formed on said primer coat and comprising a cured polyamide imide resin and 8 to 32 parts by weight, based on 100 parts by weight of said resin, of aluminum scale intimately admixed with said resin.
Inventors:
MASUHARA KENICHI
YAMAYOSHI KAZUO
WAKABAYASHI KOJI
YAMAYOSHI KAZUO
WAKABAYASHI KOJI
Application Number:
JP1898585A
Publication Date:
August 08, 1986
Filing Date:
February 02, 1985
Export Citation:
Assignee:
NISSHIN STEEL CO LTD
International Classes:
B05D7/14; B05D7/00; B05D7/16; B32B15/08; B32B15/088; C23C22/24; C23C28/00; F01N13/16; (IPC1-7): B05D7/14; B32B15/08; C23C22/00; C23C28/00
Attorney, Agent or Firm:
Kenji Wada