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Title:
MANUFACTURE OF FROSTED ROLL
Document Type and Number:
Japanese Patent JPS58146715
Kind Code:
A
Abstract:
PURPOSE:To obtain a frosted roll, which can prepare a thermo-plastic resin sheet having a good frosted condition further with less defrosted quality, by applying electrodeposition of chrome plating in large thickness to a surface of the metallic roll and then sandblasting the surface of the roll. CONSTITUTION:Electrodeposition of chrome plating is applied in large thickness to a surface of a metallic roll to provide a fine protrusive plating grain on the surface, further a sandblasting process is performed from the above of the plating to manufacture a frosted roll. Here the thickness of an electrodeposition layer of chrome plating is specified to at least 30mu further grain size of the sandblast is specified to 40-200 mesh. This roll can be used for manufacture of a frosted film or sheet of thermo-plastic resin, especially the sheet manufactured by using this roll, being not defrosted at secondary molding of vacuum molding or the like, can be applied to a frosted molding article required for an automobile interior material and interior decoration or the like.

Inventors:
INOUE RIYOUSUKE
Application Number:
JP2847282A
Publication Date:
September 01, 1983
Filing Date:
February 24, 1982
Export Citation:
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Assignee:
SHIN KOBE ELECTRIC MACHINERY
International Classes:
F16C13/00; B29C33/00; B29C43/00; B29C59/04; C25D5/48; C25D7/04; (IPC1-7): B29C15/00; C25D7/04; F16C13/00



 
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