Adducts of diisocyanates and methacryloyl alkyl ethers, alkoxybe

Dentistry – Method or material for testing – treating – restoring – or... – By filling – bonding or cementing

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106 35, 20415919, 20415923, 20415924, 26099811, 264 19, 433199, 433202, 433226, 523115, 523116, 523118, 524264, 524492, 526301, 560 25, 560115, 560158, A61K 608

Patent

active

043838260

ABSTRACT:
Polymerizable adducts of diisocyanates and methacryloyl alkyl ethers, alkoxybenzenes, or alkoxycycloalkanes are disclosed. The compounds of the present invention are formed into compositions which are useful as bone cement, fillings for cavities, and orthodontic adhesives. The compositions have improved mechanical properties, low water absorption, and excellent color and discoloration stability, coupled with a high filler content.

REFERENCES:
patent: 3425988 (1969-02-01), Gorman et al.
patent: 3629187 (1971-12-01), Waller
patent: 3801344 (1974-04-01), Dietz
patent: 3975203 (1976-08-01), Dietz
patent: 3979426 (1976-09-01), DeMajistre
patent: 4017649 (1977-04-01), DeMajistre
patent: 4065627 (1977-12-01), Harrison

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