The present invention is related to a curable dental two-pack composition comprising: (a) a first paste comprising (a-1) one or more crosslinker having at least four primary amino groups; and (b) a second paste comprising (b-1) one or more compounds polymerizable with a crosslinker of the first paste in a step-growth polymerization reaction; wherein (b-1) the compound polymerizable with the crosslinker compounds is a compound of the following formula (II): wherein A is a hydrocarbon group which may contain one or more hetero atoms selected from oxygen and sulfur atoms; R1 is as defined in claim 1; R4, R5, R6 and R7 are independent from each other and represent a hydrogen atom or a methyl group and the Y, which are independent from each other represent a single bond, an oxygen atom, a sulfur atom, an ester bond or a urethane bond.
本发明涉及一种可固化的牙科双组分组合物,包括:(a)第一糊包括(a-1)至少具有四个主要
氨基团的
交联剂的一种或多种
交联剂;和(b)第二糊包括(b-1)与第一糊的
交联剂在步聚合反应中可聚合的一种或多种化合物;其中(b-1)与
交联剂化合物可聚合的化合物为以下式(II)的化合物:其中A是一个碳氢基团,可能包含一个或多个氧原子和
硫原子;R1如权利要求书中所定义;R4、R5、R6和R7彼此独立,代表氢原子或甲基基团,而Y也彼此独立,代表单键、氧原子、
硫原子、酯键或
脲键。