Ester-urethane derivatives of (meth)-acrylic acid for dental mat

Details Ester-urethane derivatives of (meth)-acrylic acid for dental mat Ester-urethane derivatives of (meth)-acrylic acid for dental mat

1988-12-20

1990-02-27

Welsh, Maurice J.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

560115, 560158, 106 35, 4332281, C08G 1804

Patent

active

049047507

ABSTRACT:
Dental fillings, coatings and teeth are formed of polymers and copolymers of a polyfunctional ester-urethane derivative of (meth)-acrylic acid of the formula ##STR1## in which A is a straight-chain or branched aliphatic radical which has 2 to 20 carbon atoms and optionally contains 1 to 3 oxygen bridges, an aromatic radical with 6 to 24 carbon atoms, an araliphatic radical with 7 to 26 carbon atoms or a cycloaliphatic radical with 6 to 26 carbon atoms,

REFERENCES:
patent: 4820745 (1989-04-01), Muller et al.

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