Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent
1992-03-25
1998-12-01
Merriam, Andrew E. C.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
524450, 524789, 524791, 4332281, C08K 322, A61K 608
Patent
active
058440186
ABSTRACT:
Method, composition and structure are provided for tooth restorations comprising a urethane polymer having a crystalline polymer phase distributed in a noncrystalline polymer phase by virtue of differential reactivity of the urethane forming reagents.
REFERENCES:
patent: 4375967 (1983-03-01), Schaefer
patent: 4386912 (1983-06-01), Nagase et al.
patent: 5084491 (1992-01-01), Kerby
Jacobs Richard
Porteous Don
Bachand Louis J.
Merriam Andrew E. C.
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