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Patent Searching and Data


Title:
DECORATIVE SHEET
Document Type and Number:
Japanese Patent JP2003103736
Kind Code:
A
Abstract:

To provide a highly heat-resistant decorative sheet which uses a material other than a polyvinyl chloride resin and is appropriately pliable, wear- resistant, mar-resistant and chemical-resistant and has after-processability and the sufficient laminating strength at normal temperatures and even at high temperatures such as 90°C or higher.

This decorative sheet is structured of an adhesive resin layer 4 composed of a random polypropylene resin modified by an unsaturated carboxylic acid or its anhydride and a polypropylene resin layer 5, formed on a base-material sheet 1 made of a non-polyvinyl chloride material. The Izod impact strength of the adhesive resin is 40 to 1,000 J/m. In addition, an anchor coat layer 3 formed of an isocyanate curable urethane resin containing 4,4-diphenylmethane diisocyanate and isophorone diisocyanate, is formed between the base sheet 1 and the adhesive resin layer 4.


Inventors:
NIINA KATSUYUKI
SAGAWA KOICHI
Application Number:
JP2001296709A
Publication Date:
April 09, 2003
Filing Date:
September 27, 2001
Export Citation:
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Assignee:
TOPPAN PRINTING CO LTD
International Classes:
B32B27/32; B32B27/40; B32B33/00; (IPC1-7): B32B27/32; B32B27/40; B32B33/00
Domestic Patent References:
JPH10286928A1998-10-27
JPS56109213A1981-08-29
JPS6099148A1985-06-03
JPH06172597A1994-06-21
JP2000351953A2000-12-19