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Patent Searching and Data


Title:
FLOOR TILE
Document Type and Number:
Japanese Patent JP04120361
Kind Code:
A
Abstract:

PURPOSE: To increase the inter-layer strength and enhance the quality of a PVC tile by forming it from PVC resin in two or more layers, and inserting a hybride unwoven cloth consisting of glass fiber and PVC fiber between these layers of PVC.

CONSTITUTION: A floor tile is configured with a backing film 1, white series film 2, hybride unwoven cloth 3, print layer film 4, and clear film 5. These backing film 1, white film 2, and print film 4 shall have thicknesses of approx. 2.4, 0.2, and 0.1mm, respectively, and the clear film 5 be made of PVC of 0.3mm thick while the unwoven cloth 3 made of glass fiber and PVC fiber of 50g/m2. The resultant is subjected to 120°C hot press with a pressure of 20kg/cm2 for 5min approximately. Thereby a PVC tile is achieved free from dimensions reduction or warps.


Inventors:
Hayakawa, Tsukasa
Moritomo, Osamu
Application Number:
JP1990000239557
Publication Date:
April 21, 1992
Filing Date:
September 10, 1990
Export Citation:
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Assignee:
TOPPAN PRINTING CO LTD
International Classes:
E04F15/10; B32B27/30; (IPC1-7): B32B27/30; E04F15/10