Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Treating polymer containing material or treating a solid...
Patent
1988-07-19
1990-06-12
Bleutge, John C.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Treating polymer containing material or treating a solid...
528491, 528502, 528 10, 210748, 210770, 210784, 210805, C08F 610, B01D 3306
Patent
active
049334328
ABSTRACT:
A method is provided for the reduction of the level of dimethyl polysilioxane remaining in a silicone rubber product containing said dimethyl polysiloxane to an ultra-micro level, comprising the steps of immersing the silicone rubber product in an organic solvent for the dimethyl polysiloxane and subjecting the immersed product to ultrasonic vibrations in the organic solvent.
REFERENCES:
patent: 3327401 (1967-06-01), Stamos
patent: 3713540 (1973-01-01), Davidson
Takagi Kazuhisa
Yokoyama Shigeyoshi
Bleutge John C.
Dean Jr. Ralph H.
Kabushiki Kaisha Asahi Rubber
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