Title:
PRODUCTION OF ALUMINUM SHEET FOR FILM LAMINATING
Document Type and Number:
Japanese Patent JPH06272015
Kind Code:
A
Abstract:
PURPOSE: To obtain an aluminum sheet for film laminating improved in the adhesion of a film thereto, excellent in formability and suitable for a vessel, capacitor case material, rice cooking jar or the like.
CONSTITUTION: The surface of an aluminum sheet is cleaned by mineral acid or organic acid or their mixed acid or an alkali soln. or water of 40 to 100°C and is thereafter annealed in the temp. range of 250 to 650°C for ≥2hr in the air to produce the aluminum sheet for film laminating in which the thickness of an oxidized film on the surface is ≥20.
Inventors:
KURATA MASAHIRO
SHIRAISHI SADAO
MATSUURA HIROYUKI
SHIRAISHI SADAO
MATSUURA HIROYUKI
Application Number:
JP8121393A
Publication Date:
September 27, 1994
Filing Date:
March 16, 1993
Export Citation:
Assignee:
SKY ALUMINIUM
International Classes:
C22F1/04; C22F1/00; C23C8/10; C23G1/12; C23G1/22; C23G1/24; (IPC1-7): C23C8/10; C22F1/04; C23G1/12; C23G1/22; C23G1/24