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    • 6. 发明授权
    • Polyether-impression material and method for its preparation and use
    • 聚酯材料及其制备和使用方法
    • US5086148A
    • 1992-02-04
    • US435994
    • 1989-11-14
    • Peter JochumOswald GasserWolf-Dietrich ZahlerGunther LechnerRainer GuggenbergerKlaus Ellrich
    • Peter JochumOswald GasserWolf-Dietrich ZahlerGunther LechnerRainer GuggenbergerKlaus Ellrich
    • A61K6/10C08G77/46C08K5/549C08L71/00C08L71/02
    • A61K6/10
    • A polyether-impression material comprising components(a) a polyether, which has at least two optionally substituted vinyl- and/or allyl-end groups,(b) an SiH component,(c) a platinum catalyst, and optionally(d) the usual additivescharacterized in that the SiH-component (b) can be obtained by the reaction of at least a bi- functional, or polyfunctional, e.g., trifunctional, allyl- or vinyl-hydrocarbon compound, the hydrocarbon radical of which, without taking account of the allyl- or vinyl-groups and the optionally present alkylene ether groups, has 6 to 30 C-atom and contains at least one aromatically unsaturated, heterocyclic, or cycloaliphatic ring, with at least one mole per vinyl- or allyl-group of at least a bifunctional, or polyfunctional, e.g., trifunctional, SiH compound of the formula: ##STR1## in which e=0 to 8,g=0 to 8,h=0 to 4 andR.sup.4 and R.sup.10 are the same or different, and are each H, methyl or ethyl, with the proviso that at least 1 and at the most 5 of R.sup.4 to R.sup.10 are H, wherein g and h cannot simultaneously be O, and wherein at least the components (b) and (c) lie spatially separated from each other.
    • 一种聚醚压印材料,其包含组分(a)聚醚,其具有至少两个任选取代的乙烯基和/或烯丙基端基,(b)SiH组分,(c)铂催化剂和任选地(d) 通常的添加剂,其特征在于SiH组分(b)可以通过至少二官能或多官能的,例如三官能的烯丙基或乙烯基烃化合物,其烃基,而不考虑 的烯丙基或乙烯基和任选存在的亚烷基醚基具有6至30个C原子并且含有至少一个芳族不饱和的,杂环的或脂环族的环,每个乙烯基或烯丙基具有至少一个摩尔 至少一种双官能或多官能的例如三官能的下式的化合物:其中e = 0至8,g = 0至8,h = 0至4,R4和R10为 相同或不同,并且各自为H,甲基或乙基,条件是R 4的至少1和最多5个 至R 10为H,其中g和h不能同时为O,并且其中至少组分(b)和(c)在空间上彼此分离。
    • 8. 发明授权
    • Molding composition for making casting patterns
    • 用于制作铸造图案的成型组合物
    • US5008303A
    • 1991-04-16
    • US471087
    • 1990-01-26
    • Oswald GasserRainer GuggenbergerKlaus Ellrich
    • Oswald GasserRainer GuggenbergerKlaus Ellrich
    • A61C13/20B22C7/02C08F2/44C08F2/50
    • A61C13/20B22C7/02
    • A molding composition for making casting patterns is described containing(a) 10-99.89, preferably 20-90%, by weight of at least one di or polyfunctional acrylic acid and/or methacrylic acid ester which burns without residue,(b) 0.01-5% by weight of an initiator system which can initiate the radical polymerization and(c) 0-80, preferably 10-70%, by weight of organic fillers, pigments and other auxiliary substances burning without residue,the quantity particulars each being related to the total amount of (a)+(b)+(c), characterized in that it further contains(d) 0.1-30, preferably 1-20%, by weight with respect to the component (a) of a chemically inert organic compound burning without residue and having a boiling point and/or sublimation point in the range >150.degree. C.This molding composition is distinguished by not causing any faults in the casting jacket, in particular no crack formation, on burning out of the mold.
    • 描述了一种用于制造浇铸模型的模制组合物,其包含(a)10-99.89重量%,优选20-90重量%的至少一种无残留燃烧的二官能或多官能丙烯酸和/或甲基丙烯酸酯,(b)0.01- 5重量%的引发自由基聚合的引发剂体系,和(c)0-80重量%,优选10-70重量%的有机填料,颜料和其他无残留燃料的辅助物质,每个与 (a)+(b)+(c)的总量,其特征在于其相对于化学惰性有机物(a)的组分(a)还包含(d)0.1-30重量%,优选1-20重量% 无残留物的复合燃烧,沸点和/或升华点在> 150℃以上。该模塑组合物的特征在于,在模具烧制时不会引起铸件护套中的任何缺陷,特别是不产生裂纹。
    • 10. 发明授权
    • Hydrophilized polyethers
    • 亲水聚醚
    • US5569691A
    • 1996-10-29
    • US206853
    • 1994-03-07
    • Rainer GuggenbergerErich WanekOswald Gasser
    • Rainer GuggenbergerErich WanekOswald Gasser
    • A61K6/10C08K5/05C08K5/06C08K5/09C08K5/10C08K5/17C08L71/00C08L71/02C08K5/24
    • A61K6/10C08L71/00
    • The invention relates to a rubber-elastic composition which comprises a polyether material, and which in the completely vulcanized and completely polymerized form, contain 0.1 to 15 wt. %, relative to the total weight of the composition, of at least one hydrophilic nature imparting agent selecting from the group consisting of a hydrophilic silicone oil having one or more siloxane groups as a hydrophobic part and one or more ether groups as a hydrophilic part, a fluorinated hydro-carbon, a block copolymer of ethylene oxide/propylene oxide, a fatty alcohol derivative, an alkyl phenol derivative, a fatty amine, an amine oxide, a fatty acid glycol and glycerin derivative, a fatty acid, and a fatty acid monoester. The composition is suitable as dental impression composition and has, in the completely polymerized state, even with multiple disinfections in an aqueous disinfecting solution, a continuing good ability to flow on (small wetting angle) and an unchanged dimensional stability.
    • 本发明涉及一种橡胶弹性组合物,其包含聚醚材料,其以完全硫化和完全聚合的形式含有0.1至15wt。 至少一种亲水性赋予剂选自具有一个或多个硅氧烷基作为疏水部分的亲水硅油和一个或多个醚基作为亲水部分的亲水性赋形剂, 氟化氢碳,环氧乙烷/环氧丙烷的嵌段共聚物,脂肪醇衍生物,烷基酚衍生物,脂肪胺,氧化胺,脂肪酸二醇和甘油衍生物,脂肪酸和脂肪酸 单酯。 该组合物适合作为牙印模组合物,并且在完全聚合状态下即使在水性消毒溶液中具有多次消毒,持续良好的流动能力(小润湿角度)和不变的尺寸稳定性。