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    • 6. 发明专利
    • Dental adhesive composition
    • 牙膏组合物
    • JP2006089484A
    • 2006-04-06
    • JP2005276545
    • 2005-09-22
    • 3M Espe Agスリーエム イーエスピーイー アーゲー
    • THALACKER CHRISTOPHHEUMANN ANDREAS A
    • A61K6/083A61K6/08
    • A61K6/0023A61K6/0017A61K6/0835C08L33/00
    • PROBLEM TO BE SOLVED: To obtain a dental adhesive composition having optimized viscosity and/or rheological kinetics. SOLUTION: A dental composition comprises (a) at least one carboxylic acid-functional polymer, (b) at least one acid derivative substituted with at least one polymerizable ethylenically unsaturated group and having a higher acidity than that of the carboxylic acid-functional polymer (a) and (c) 0.1-10 wt.% of water. The carboxylic acid-functional polymer (a) and the acid derivative (b) are present in at least effective amounts. The dental composition exhibits shear thinning and/or 1.0-20 Pa s viscosity when measured at 0.5-1 s -1 shear rate by using a plate/plate arrangement. Furthermore, the use of the dental composition and a method for preparing a dental adhesive are provided. COPYRIGHT: (C)2006,JPO&NCIPI
    • 待解决的问题:获得具有优化的粘度和/或流变动力学的牙科粘合剂组合物。 解决方案:牙科用组合物包含(a)至少一种羧酸官能聚合物,(b)至少一种被至少一个可聚合的烯键式不饱和基团取代并具有比羧酸官能团聚合物更高的酸度的酸衍生物, 官能聚合物(a)和(c)0.1-10重量%的水。 羧酸官能聚合物(a)和酸衍生物(b)以至少有效量存在。 牙齿组合物通过使用板/板布置在0.5-1s -1剪切速率下测量时显示出剪切变稀和/或1.0-20Pa的粘度。 此外,提供牙科用组合物的使用和牙科粘合剂的制备方法。 版权所有(C)2006,JPO&NCIPI