Sol-Gel

Refractive index modularity (2)


Akzo US Pat. 5,143,988 1992

 

Here the refractive index modulation is obtained by varying the proportion of the Titanium alkoxide in the inorganic-organic hybrid.

wpeC5.jpg (4435 octets) +

(IsocyanatePr)Si(OC2H5)3

PEPO PM 5000

 

PEPO PM 5000

 

wpeC6.jpg (1140 octets)

 

 

PEPO functionalized with Si-OCH2O5 terminal groups

 

+

Ti(OisoPr)4

wpeC7.jpg (1140 octets)

 

 

TiO2-PEPO

 

ind.gif (9995 octets)

 

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