PROCESS FOR PRODUCING ARTIFICIAL MARBLE HAVING BOTH GRANULAR PATTERN AND STRIPE PATTERN

Title:

PROCESS FOR PRODUCING ARTIFICIAL MARBLE HAVING BOTH GRANULAR PATTERN AND STRIPE PATTERN

Document Type and Number:

WIPO Patent Application WO/2004/000521

Kind Code:

A1

Abstract:

A process for producing an artificial marble having both granular pattern and stripe pattern, comprising the steps of casting a hardenable composition (A) containing 0.5 to 30 wt.% of resin particles of 0.1 to 5.0 mm diameter (2) into a molding cell; superimposing in layered form at least one layer of a hardenable composition (B) of different color (3) on the cast hardenable composition (A) (2); moving a pectinate member (1) in the laminated hardenable composition (A) (2) and hardenable composition (B) (3) while keeping contact of the teeth of the pectinate member (1) with the bottom surface of the molding cell; and hardening the compositions.

Inventors:

Shibazaki, Masaaki c/o Toyama, Plants (Du Pont-MRC Co. Ltd., 3, Kaigandor, Toyama-shi Toyama, 931-8601, JP)
Fujita, Kaori c/o Toyama, Plants (Du Pont-MRC Co. Ltd., 3, Kaigandor, Toyama-shi Toyama, 931-8601, JP)

Application Number:

PCT/JP2003/007595

Publication Date:

December 31, 2003

Filing Date:

June 16, 2003

Export Citation:

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Assignee:

DU PONT-MRC CO., LTD. (15-9, Minami-aoyama 1-chome Minato-ku, Tokyo, 107-0062, JP)
Shibazaki, Masaaki c/o Toyama, Plants (Du Pont-MRC Co. Ltd., 3, Kaigandor, Toyama-shi Toyama, 931-8601, JP)
Fujita, Kaori c/o Toyama, Plants (Du Pont-MRC Co. Ltd., 3, Kaigandor, Toyama-shi Toyama, 931-8601, JP)

International Classes:

B29C39/12; B29C39/22; B29C41/22; B44F9/04; (IPC1-7): B29C39/12; B29C39/22

Attorney, Agent or Firm:

Miyazaki, Teruo (8th Floor, 16th Kowa Bldg. 9-20, Akasaka 1-chom, Minato-ku Tokyo, 107-0052, JP)

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