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    • 2. 发明专利
    • Method for producing structure for producing casting
    • 生产铸件结构的方法
    • JP2011121105A
    • 2011-06-23
    • JP2009282951
    • 2009-12-14
    • Kao Corp花王株式会社
    • OYAMA TSUBASAKAMISAWA TOMOJIKIBE YOSHIYUKI
    • B22C1/00B22C1/10B22C3/00B22C9/02B22C9/08B22C9/10
    • PROBLEM TO BE SOLVED: To provide a method for producing a structure for producing a casting in which peeling resistance of a refractory coating film is improved while maintaining its air permeability. SOLUTION: The method for producing the structure for producing the casting includes a step of forming a refractory coating film on the surface of the structure (I) obtained from a slurry-shaped composition containing inorganic grains with the average grain size of 60 to 2,000 μm, inorganic fiber, a thermosetting resin and a dispersion medium and having air permeability of 15 to 500. In the method, among the inorganic grains, the content of the inorganic grains with a grain size of ≤53 μm is 0.1 to 5 mass%. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种制造耐火涂层的耐剥离性同时保持透气性的铸件的制造方法。 < P>解决方案制造铸造用结构体的方法包括在由含有平均粒径为60的无机粒子的浆状组合物得到的结构体(I)的表面形成耐火涂膜的工序 无机纤维,热固性树脂和分散介质,透气度为15〜500.在该方法中,无机粒子中,粒径≤53μm的无机粒子的含量为0.1〜5 质量%。 版权所有(C)2011,JPO&INPIT
    • 3. 发明专利
    • Structure for producing casting
    • 生产铸件的结构
    • JP2011056563A
    • 2011-03-24
    • JP2009211079
    • 2009-09-11
    • Kao Corp花王株式会社
    • KIBE YOSHIYUKIKAMISAWA TOMOJIYOSHIDA AKIRAOSAKI MASAYUKI
    • B22C1/00B22C1/22B22C9/10
    • PROBLEM TO BE SOLVED: To provide a structure for producing a casting, which has sufficient hot strength during casting and can produce a casting having an excellent effect of lessening gas defects.
      SOLUTION: The structure for producing the casting contains inorganic particles, inorganic fibers and thermosetting resin. The kurtosis of the particle size distribution of the inorganic particles is 1 to 20. It is desirable that the mode of the inorganic particle distribution is 100 to 600 μm. It is desirable that the inorganic particles are graphite such as earthy graphite and artificial graphite. It is also desirable that the inorganic particles are spheroidal activated carbon.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种铸造用的制造结构,其在铸造时具有足够的热强度并且可以制造具有优异的减少气体缺陷的效果的铸件。 解决方案:用于生产铸件的结构包含无机颗粒,无机纤维和热固性树脂。 无机粒子的粒度分布的峰度为1〜20。无机粒子分布的模式优选为100〜600μm。 理想的是无机颗粒是石墨如土石墨和人造石墨。 还希望无机颗粒是球形活性炭。 版权所有(C)2011,JPO&INPIT
    • 5. 发明专利
    • Binder composition for formation of self-curing mold
    • 用于形成自固化模具的粘合剂组合物
    • JP2011147999A
    • 2011-08-04
    • JP2010281303
    • 2010-12-17
    • Kao Corp花王株式会社
    • KATO MASAYUKIMATSUO TOSHIKIKAMISAWA TOMOJIJOYA TAKASHI
    • B22C1/22B22C1/10C08G12/00C08L61/00C08L71/00C08L101/00
    • C08L71/14B22C1/224B22C1/2246C09J161/00C08L61/00
    • PROBLEM TO BE SOLVED: To provide a binder composition for formation of self-curing molds, which can improve the strength of a mold and depth curability thereof, and to provide a process for producing molds using the same. SOLUTION: The binder composition for the formation of self-curing molds comprises at least one condensate (A) selected from among furfuryl alcohol condensates and furfuryl alcohol/formaldehyde condensates and an acid-curable resin (B), wherein the condensate (A) has a content ratio by mole of furan ring (a) to the total of methylol group (b), methylene group (c), and oxymethylene group (d), a: (b+c+d), of 1: 1.00 to 1: 1.08, and the content of the condensate (A) in the binder composition is 0.3 to 8.0 wt.%. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种用于形成自固化模具的粘合剂组合物,其可以提高模具的强度和其深度固化性,并且提供一种用于制造使用该模具的模具的方法。 解决方案:用于形成自固化模具的粘合剂组合物包含至少一种选自糠醇缩合物和糠醇/甲醛缩合物的缩合物(A)和酸可固化树脂(B),其中冷凝物 A)与呋喃环(a)的摩尔比相对于羟甲基(b),亚甲基(c)和氧亚甲基(d),a:(b + c + d) 1.00〜1:1.08,粘合剂组合物中的缩合物(A)的含量为0.3〜8.0重量%。 版权所有(C)2011,JPO&INPIT
    • 6. 发明专利
    • Method for producing structure for producing casting
    • 生产铸件结构的方法
    • JP2010094680A
    • 2010-04-30
    • JP2008264775
    • 2008-10-14
    • Kao Corp花王株式会社
    • KAMISAWA TOMOJI
    • B22C1/00B22C1/20B22C1/22
    • PROBLEM TO BE SOLVED: To provide a method for producing a structure for producing a casting, in which the structure for producing a casting having excellent moldability even if the shape is complicated, and capable of reducing the gas defect of a casting. SOLUTION: The method for producing the structure for producing the casting includes a process where a slurry-shaped composition containing inorganic particles, an inorganic fiber, a thermosetting resin, thermoexpansible particles, a water soluble polymer compound and a dispersion medium whose boiling point (°C) is higher than the expansion starting temperature (°C) of the thermoexpansible particles is packed into a molding die, and is heated and molded. COPYRIGHT: (C)2010,JPO&INPIT
    • 待解决的问题:提供一种用于制造铸造用结构体的方法,其中即使形状复杂,也能够降低铸件的气体缺陷,其中具有优异成型性的铸件的制造结构。 < P>解决方案:制造铸造用结构体的方法包括以下处理:含有无机粒子,无机纤维,热固性树脂,热膨胀性粒子,水溶性高分子化合物和沸腾的分散介质的浆料状组合物 点(℃)高于膨胀起始温度(℃),将热膨胀性颗粒装入成型模具中,并加热成型。 版权所有(C)2010,JPO&INPIT