Novel silicon-urethane (meth) acrylate, and resin composition an

Details Novel silicon-urethane (meth) acrylate, and resin composition an Novel silicon-urethane (meth) acrylate, and resin composition an

1987-04-14

1989-12-26

Marquis, Melvyn I

Stock material or miscellaneous articles

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Of quartz or glass

428447, 522 90, 522 91, 522 99, 526279, 427180, 427387, 556414, 556420, 556425, 528 26, 528 41, 525 28, 525 29, 525100, 525101, 525102, 525470, 525479, 525278, B32B 900

Patent

active

048897680

ABSTRACT:
A silicon-urethane (meth) acrylate which is a reaction product of an isocyanato-alkylsilane compound represented by the following general formula: ##STR1## wherein R.sub.1 represents an alkylene group having 2 to 5 carbon atoms, R.sub.2 represents an alkyl group having 1 to 5 carbon atoms or alkoxy group having 1 to 5 carbon atoms, and R.sub.3 and R.sub.4 each represents an alkyl group having 1 to 5 carbon atoms, and a hydroxyl group-containing ester of (meth) acrylic acid, a resin composition and a coating material for optical glass fiber comprising said silicon-urethane (meth) acrylate.

REFERENCES:
patent: 4146585 (1979-03-01), Ward et al.
patent: 4491650 (1985-01-01), Rizk et al.
Eaborn, Organosilicon Compounds, Academic Press, Inc., New York, pp. 454-455 (1960).

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