Artificial marble reutilizing waste materials and...

Details Artificial marble reutilizing waste materials and... Artificial marble reutilizing waste materials and...

2004-07-22

2008-09-23

Jagannathan, Vasu (Department: 1796)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

C428S015000, C524S425000, C524S437000, C524S492000, C524S560000

Reexamination Certificate

active

07427642

ABSTRACT:
Provided is a process for preparing an artificial marble plate by reutilizing waste materials such as defective goods of conventional industrial highly light-transmissive polymethylmethacrylate based sheets, remnants produced during product-processing and the like, including polymethylmethacrylate based LCD light guide panels, having a refractive index of 1.47 to 1.53 and excellent optical characteristics wherein the polymer has an average molecular weight of 30,000 to 150,000.

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Derwent Abstract 1993-115305 of Derwent Week 199314 for SU 1728162 A1, Apr. 23, 1992.
Full English-language translation of SU 1728162 A1, Apr. 23, 1992.

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