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Отверждаемая стоматологическая композиция, содержащая смесь агломерированных и агрегированных наночастиц, набор компонентов и их применение
专利权人:
3M INNOVATIVE PROPERTIES COMPANY
发明人:
HECHT Reinhold,ХЭЧТ Рейнхольд,HOHEISEL Uwe H.,ХОХЕЙСЕЛ Уве Х.,ECKERT Adrian S.,ЭККЕРТ Адриан С.,HOFMANN Bernhard,ХОФМАНН Бернхард
申请号:
RU2016101428
公开号:
RU0002650632C2
申请日:
2014.07.01
申请国别(地区):
RU
年份:
2018
代理人:
摘要:
FIELD: medicine.SUBSTANCE: group of inventions concerns dental composition, its application and kit with its use. Dental composition according to the invention comprises filler (F1) containing aggregated nanosized particles in an amount of 30 to 70 % by weight filler (F2) comprising agglomerated nanosized particles in an amount of 1 to 20 % by weight curable component (A1), which is a urethane (meta) acrylate with an amount of functional groups of at least 2 and having a molecular weight from 450 to 3,000 g/mol curable component (A2) which is radically polymerizable by (meta)acrylate with amount of functional groups of at least 2 which differs from component (A1) and oxidation-reduction curing initiator system. In this case, the dental composition does not contain an unagglomerated and non-aggregated nano-sized filler in an amount of more than 10 % by weight, where w% is based on the weight of the total composition. Use of said dental composition as or for the manufacture of prosthetic crown(s), pon(s), inlay(s), onlay(s), veneer(s) and space-occupying filling material and a set of components for providing the patient with a dental restorative structure comprising said dental composition and at least one or all of the following: dental duplication material, dental cement, adhesive. Inventive cured by redox reaction composition is easily mixed and solidified to produce a material having high strength and abrasion resistance.EFFECT: dental composition is particularly useful in quality or for production of permanent crowns and pons, inlays, onlays and veneers.15 cl, 8 tbl, 3 exГруппа изобретений касается стоматологической композиции, ее применения и набора с ее использованием. Предлагаемая стоматологическая композиция содержит наполнитель (F1), содержащий агрегированные наноразмерные частицы в количестве от 30 до 70 мас. % наполнитель (F2), содержащий агломерированные наноразмерные частицы в количестве от 1 до 20 мас. % отверждаемый компонент (А1), который является ур
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中国工程科技知识中心
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