Silicon containing polyarylates

Details Silicon containing polyarylates Silicon containing polyarylates

1995-02-06

1997-02-25

Dean, Ralph H.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From silicon reactant having at least one...

528 43, 556438, C08G 7752

Patent

active

056060009

ABSTRACT:
The present invention provides novel silicon containing polyarylates of Formula I ##STR1## where R.sub.1 to R.sub.8 represent hydrogen, alkyl groups containing 1 to 5 methylene group or halogen atoms, R.sub.9 and R.sub.10 represents alkyl groups containing 1 to 5 carbon atoms or CF.sub.3 group and R.sub.11 and R.sub.12 represent alkyl groups with 1 to 5 carbon atoms or phenyl groups.

REFERENCES:
patent: 4198498 (1980-04-01), LeGrand et al.
patent: 4940810 (1990-07-01), Yokelson et al.
patent: 5041514 (1991-08-01), Webb et al.
patent: 5070179 (1991-12-01), Kim et al.
patent: 5227449 (1993-07-01), Odell et al.
patent: 5273685 (1993-12-01), Takata et al.

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