Patent ID: 8273844

Claim:
A process for coating the surface of kaolin which comprises contacting kaolin with an effective coating composition of a silicone compound conforming to the following structure: wherein; R 1 is —(CH 2 ) 2 —Si—(OCH 3 ) 3 ; R 2 is —(CH 2 ) e —CH 3 ; R 3 is —(CH 2 ) 2 —(CF 2 ) f —CH 3 ; a is an integer ranging from 0 to 100; b is an integer ranging from 1 to 20; c is an integer ranging from 0 to 20; d is an integer ranging from 0 to 20; e is an integer ranging from 5 to 21; f is an integer ranging from 6 to 20; then heating the mixture to a temperature of between 60° C. and 100° C., for two to ten hours.