Curable resinous composition

Details Curable resinous composition Curable resinous composition

1989-03-17

1991-10-08

Michl, Paul R.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

523115, 524202, 524710, C08K 549, A61K 608

Patent

active

050554972

ABSTRACT:
Curable resinous compositions which comprise (a) a metal element-containing inorganic filler which has been treated with an oxo acid of pentavalent phosphorus or a derivative thereof, which has the general formula: ##STR1## wherein A.sub.1 is an organic group having at least one ethylenic double bond capable of radical polymerization and containing 5 to 60 carbon atoms, A.sub.2 is a hydroxyl or mercapto group, a halogen atom or an organic group containing 1 to 60 carbon atoms, at least one of A.sub.1 and A.sub.2 contains at least one hydrocarbyl group containing 4 to 60 carbon atoms, X.sub.1 is an oxygen or sulfur atom and X.sub.2 is a hydroxyl or mercapto group of a halogen atom, and (b) at least one monomer capable of radical polymerization which is selected from the group consisting of methacrylates and acrylates, are useful for the production of cured articles which may be used in dentistry.

REFERENCES:
patent: 4259117 (1981-03-01), Yamauchi et al.

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