Process for recycling silicone scrap and products relating there

Details Process for recycling silicone scrap and products relating there Process for recycling silicone scrap and products relating there

1991-07-18

1992-05-05

Prescott, Arthur C.

Organic compounds -- part of the class 532-570 series

Organic compounds

Silicon containing

C07F 708

Patent

active

051109727

ABSTRACT:
The present invention relates generally to the re-utilization of silicone scrap material. More specifically, the process of the present invention is directed to dissolving silicone scrap in an appropriate solvent and chemically converting the scrap into dimethyl silicone cyclic trimer, tetramer, pentamer and/or the like by means of a two step acid/base catalyzed cracking process.

REFERENCES:
patent: 3803195 (1974-04-01), Nitzsche et al.
patent: 4032557 (1977-06-01), Spork et al.
patent: 4113760 (1978-09-01), Frey et al.
patent: 4764631 (1988-08-01), Halm et al.

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