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    • 8. 发明申请
    • FILLER CHARACTERIZED BY ACIDIC POLYMER TREATMENT METHOD
    • 酸性聚合物处理方法表征的填料
    • US20160213576A1
    • 2016-07-28
    • US15001579
    • 2016-01-20
    • SHOFU INC.
    • Daisuke HaraToshiyuki NakatsukaYusei Kadobayashi
    • A61K6/00
    • A61K6/0091C03C3/118C03C4/0021C03C12/00C03C17/3405C09C1/28C09C3/12
    • The present invention relates to a deagglomerated glass filler for sustained ion release for imparting ion sustained-release property to a dental material for use in the dental field. The dental material means a material for use in filling, prosthetic repair, temporary sealing, temporary bonding, preparation of a prosthetic appliance, adhesion/luting, pit and fissure sealing, or the like in a dental treatment. A glass filler for sustained ion release that sufficiently continuously releases a metal ion present in a glass composition as compared with a conventional glass filler for sustained ion release has been demanded in the field of a dental material. Such an object is achieved by a glass filler for sustained ion release that is obtained by performing a silane compound treatment step and an acidic polymer treatment step and that is controlled to satisfy a specific D50 particle size relationship in each of the steps.
    • 本发明涉及一种用于持续离子释放的解聚玻璃填料,用于向用于牙科领域的牙科材料赋予离子缓释性能。 牙科材料是指在牙科治疗中用于填充,假肢修复,临时密封,临时粘合,假体器具的制备,粘附/跛脚,凹坑和裂缝密封等的材料。 与常规用于持续离子释放的玻璃填料相比,用于持续离子释放的玻璃填料已经被要求在牙科材料领域中充分连续地释放存在于玻璃组合物中的金属离子。 这样一个目的是通过进行硅烷化合物处理步骤和酸性聚合物处理步骤得到的用于持续离子释放的玻璃填料来实现的,并且被控制以在每个步骤中满足特定的D50粒度关系。
    • 10. 发明申请
    • METHOD FOR PRODUCING SYNTHETIC QUARTZ GLASS OF SIO2 GRANULATE AND SIO2 GRANULATE SUITED THEREFOR
    • 生产SIO2颗粒和SIO2颗粒的合成石英玻璃的方法
    • US20160090319A1
    • 2016-03-31
    • US14864103
    • 2015-09-24
    • Heraeus Quarzglas GmbH & Co. KG
    • Achim HOFMANNThomas KAYSERMatthias OTTERBodo KÜHN
    • C03B19/06C03C3/06
    • C03B19/066C03B19/108C03B19/1095C03B2201/02C03C3/06C03C11/00C03C12/00C03C2201/02
    • A method for producing synthetic quartz glass by fusion of SiO2 granulate involves synthesizing amorphous SiO2 primary particles, granulating the amorphous SiO2 primary particles to form an open-pore SiO2 granulate, sintering the open-pore SiO2 granulate by heating in a sintering atmosphere at a sintering temperature and for a sintering period to form a densified SiO2 granulate, and melting the densified SiO2 granulate at a melting temperature to form the synthetic quartz glass. To provide an inexpensive production of low-bubble transparent components of quartz glass despite the use of still open-pore SiO2 granulate, the sintering atmosphere, sintering temperature and sintering duration are adjusted such that the densified SiO2 granulate still comprises open pores but manifests a material-specific infrared transmission T1700 at a wavelength of 1700 nm. This transmission is in the range of 50-95% of the infrared transmission T1700 of quartz glass granules of the same material.
    • 通过SiO 2颗粒熔融制造合成石英玻璃的方法包括合成无定形SiO 2一次颗粒,造粒无定形SiO 2一次颗粒以形成开孔SiO 2颗粒,通过在烧结气氛中加热烧结开孔SiO 2颗粒 温度和烧结时间以形成致密化的SiO 2颗粒,并且在熔融温度下熔化致密的SiO 2颗粒以形成合成石英玻璃。 尽管使用仍然是开孔的SiO 2颗粒,为了提供石英玻璃的低气泡透明组分的廉价生产,调节烧结气氛,烧结温度和烧结持续时间,使得致密的SiO 2颗粒仍然包括开孔,但表现出一种材料 特定的红外透射T1700,波长为1700nm。 该透射率在相同材料的石英玻璃颗粒的红外透射率T1700的50-95%的范围内。