PTFE-based aqueous dispersions

Details PTFE-based aqueous dispersions PTFE-based aqueous dispersions

2005-08-02

2005-08-02

Zacharia, Ramsey (Department: 1773)

Stock material or miscellaneous articles

Composite

Of fluorinated addition polymer from unsaturated monomers

C428S457000, C427S375000, C427S388400, C427S409000, C427S427500

Reexamination Certificate

active

06924036

ABSTRACT:
Compositions based on PTFE, homopolymer or modified, comprising for 100 parts of the component 1) PTFE:1) an aqueous nanodispersion of said homopolymer or modified PTFE, having a primary particle diameter from 5 to 100 nm;2) from 3 to 45 parts by weight of a surfactant or surfactant mixtures;3) from 0.2 to 20 parts by weight of an organic or inorganic sequestrant,and optionally:4) from 0 to 60 parts by weight of a solid lubricating compound.

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