Lactone-modified organopolysiloxane compound and a process for i

Details Lactone-modified organopolysiloxane compound and a process for i Lactone-modified organopolysiloxane compound and a process for i

1995-12-15

1996-12-10

Shaver, Paul F.

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

Organic compounds

Silicon containing

C07F 718, C07F 708

Patent

active

055832466

ABSTRACT:
The invention provides a lactone-modified organopolysiloxane compound represented by the formula ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are the same or different and each represents a methyl group, an ethyl group, a n-propyl group, an isopropyl group or a group represented by the formula ##STR2## wherein R.sub.5 is a methyl group, an ethyl group, a n-propyl group or an isopropyl group, X is a saturated divalent hydrocarbon group having 2 to 14 carbon atoms, and m is an integer of 1 to 3, provided that at least one of R.sub.1, R.sub.2, R.sub.3 and R.sub.4 is a group represented by the formula ##STR3## wherein R.sub.5, X and m are as defined above, and n is an integer of 1 to 100. The polysiloxane compound of the invention is excellent in compatibility with various organic resins.

REFERENCES:
patent: 3778458 (1973-12-01), Morehouse
patent: 4783542 (1988-11-01), Chung
patent: 5385730 (1995-01-01), Ichinohe

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