Methods of making a mixture for a PTFE membrane with...

Details Methods of making a mixture for a PTFE membrane with... Methods of making a mixture for a PTFE membrane with...

2008-02-26

2010-10-12

Lipman, Bernard (Department: 1796)

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

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

C524S431000, C524S432000, C524S433000, C524S544000, C524S545000, C524S546000

Reexamination Certificate

active

07812081

ABSTRACT:
Method for making a mixture used in the production of a polytetrafluoroethylene (PTFE) membrane including porous inorganic materials. The mixture includes PTFE resin, a lubricating agent, and a porous inorganic material. The mixture may be further processed to form a PTFE membrane.

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