Quaternary phosphonium ionomers

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...

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260 37R, 526 20, 526 21, 526 22, 526 27, 526 28, C08G 7500, C08L 1900

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041028767

ABSTRACT:
Ionomers comprising quaternary phosphonium counterion salts of acids having anionic groups covalently bonded to carbon atoms comprising a backbone chain of a polymer, or to acyclic, alicyclic or aromatic radicals which are pendant to the backbone chain of the polymer are novel compositions of matter. The ionomers vary in properties from water-soluble polyelectrolytes useful as thickening agents to thermoplastic elastomers which can be extruded, injection molded, vacuum formed, etc. at elevated temperatures. The elastomers are useful as specialty and general purpose rubbers.

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