Polymeric alkylene diphosphonate anhydrides, their production an

Details Polymeric alkylene diphosphonate anhydrides, their production an Polymeric alkylene diphosphonate anhydrides, their production an

1985-08-19

1987-05-05

Trousof, Natalie

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

Synthetic resins

From phosphorus-containing reactant

260545P, C08G 7904, C07F 938

Patent

active

046634320

ABSTRACT:
Polymeric phosphonate anhydrides are formed by dehydrating a reaction mixture comprising a salt of a diphosphonic acid. The invention includes the polymeric phosphonate, its method of preparation, and a primary use.

REFERENCES:
patent: 3585166 (1971-06-01), Kerst
patent: 4267125 (1981-05-01), Dursch et al.
Nweke, Soguzie et al., J. Inorg. Chem., vol. 16 (1977), pp. 860-863.

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