Reaction #74689

ord-ddfbe081f0864d24b6e97546330449b9

Reaction equation

O
water
CC(=O)O
acetic acid
CCO[Si](OCC)(OCC)OCC
tetraethyl orthosilicate
CO[Si](C)(OC)OC
methyltrimethoxysilane
CCO[Si](CCCN(CCO)CCO)(OCC)OCC
bis(2-hydroxyethyl)aminopropyltriethoxysilane
→
CO[Si](CCC1CCC2OC2C1)(OC)OC
(3,4-epoxycyclohexyl)ethyltrimethoxysilane

Reactants

—
alcohol
O
water
CC(=O)O
acetic acid
CCO[Si](OCC)(OCC)OCC
tetraethyl orthosilicate
CO[Si](C)(OC)OC
methyltrimethoxysilane
CCO[Si](CCCN(CCO)CCO)(OCC)OCC
bis(2-hydroxyethyl)aminopropyltriethoxysilane

Reagents

None

Conditions

Detailed conditions
See reaction.notes.procedure_details.

Procedure

The coating composition according to claim 1 wherein about 57 weight percent tetraethyl orthosilicate, about 28 weight percent methyltrimethoxysilane and about 15 weight percent bis(2-hydroxyethyl)aminopropyltriethoxysilane were hydrolyzed with a mixture of water, alcohol and acetic acid and then aged.

Source

DOI: 10.6084/m9.figshare.5104873.v1Patent: US04173490uspto-grants-1979_11