Stock material or miscellaneous articles – Coated or structually defined flake – particle – cell – strand,... – Particulate matter
Patent
1989-06-07
1990-06-26
Schofer, Joseph L.
Stock material or miscellaneous articles
Coated or structually defined flake, particle, cell, strand,...
Particulate matter
523115, 523116, 524307, 524308, 524311, 5263232, B32B 516
Patent
active
049371444
ABSTRACT:
Cross-linked (meth)-acrylates having a particle size in the range from 0.01 to 10 .mu.m which have a degree of swelling of 100 to 2,000% by weight and a degree of cross-linking of 50 to 100% by weight, relative to the polymer, are fillers for applications in the dental field.
REFERENCES:
patent: 4396377 (1983-08-01), Roemer et al.
patent: 4707504 (1987-11-01), Walkowiak et al.
patent: 4711913 (1987-12-01), Tatessian et al.
Podszun Wolfgang
Reiners Jurgen
Bayer Aktiengesellschaft
Schofer Joseph L.
Sweet Mark D.
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