Synthesis of poly(vinyl phosphonic acid)

Details Synthesis of poly(vinyl phosphonic acid) Synthesis of poly(vinyl phosphonic acid)

1992-02-05

1994-01-11

Schofer, Joseph L.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526208, 526278, 5262196, 5253266, 523168, C08F 812, C08F 3002

Patent

active

052782662

ABSTRACT:
Poly(vinyl phosphonic acid) is synthesized by polymerizing vinyl phosphonyl dichloride in the presence of a cross-linker such as formaldehyde or 1,3-butadiene di-epoxide, with a free-radical initiator. The product can be reacted with aluminosilicate glass to form an improved cement.

REFERENCES:
patent: 3297663 (1967-01-01), Herbst et al.
patent: 3576793 (1971-04-01), Carroll et al.
patent: 3943074 (1976-03-01), Dulog
patent: 4537940 (1985-08-01), Omura et al.
patent: 4696987 (1987-09-01), Dursch et al.
patent: 4822861 (1989-04-01), Rowe et al.
patent: 5077366 (1991-12-01), McEwen et al.

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