Impression materials for dentistry

Details Impression materials for dentistry Impression materials for dentistry

1978-05-08

1980-01-08

Cockeram, H. S.

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

Synthetic resins

From reactant having at least one -n=c=x group as well as...

20415919, 260 18TN, 260 37N, 260 458N, 528 50, 528 52, 528 58, 525123, C08G 1834, C08G 1867, C08G 1862

Patent

active

041828291

ABSTRACT:
The invention provides impression materials for use in dentistry comprising the reaction product of (a) a diisocyanate or triisocyanate, (b) a dihydroxy compound having a molecular weight of from 300 to 10,000 and (c) an unsaturated monohydroxy compound. The invention also includes processes for preparing said impression materials.

REFERENCES:
patent: 3297745 (1967-01-01), Fekete et al.
patent: 3509234 (1970-04-01), Burlant et al.
patent: 3553174 (1971-01-01), Hausslein et al.
patent: 3641199 (1972-02-01), Niederhauser et al.
patent: 3644569 (1972-02-01), Pietsch et al.
patent: 3709866 (1973-01-01), Waller
patent: 3825518 (1974-07-01), Foster et al.
patent: 3862920 (1975-01-01), Foster et al.
patent: 3878036 (1975-04-01), Chang
patent: 3907751 (1975-09-01), Knight et al.

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