DENTAL COMPOSITION
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United States of America Patent
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app pub date -
Oct 18, 2011
filing date -
Oct 19, 2010
priority date (Note) -
Abandoned
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Abstract
Dental composition comprising (i) a particulate filler; (ii) a polymerizable hydrolysis-stable compound of the following formula (1) AXn wherein A is a linker group containing at least n nitrogen atoms and optionally one or more acidic groups, X are moieties containing a polymerizable double bond and forming an amide bond with a nitrogen atom of A, which X may be the same or different and are represented by the following formula (2) wherein R1 and R2 are independent from each other and represent a hydrogen atom, a C1-6 alkyl group or a group —(CH2)m—Z, wherein Z is COOM, OPO3M2, PO3M2, SO3M, and M is independently a hydrogen atom or a metal atom, and m is an integer of from 0 to 6, L is a bond, a C1-6 alkylene group; and n is an integer of at least 1; provided that at least one X cannot be a (meth)acryl group; and (iii) an initiator system.
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