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1. 发明专利

JPH10130961A HIGH PURITY ALUMINA SILICA FIBER AND REFRACTORY HEAT INSULATING MATERIAL USING THE SAME 失效
公开(公告)号：JPH10130961A
公开(公告)日：1998-05-19
申请号：JP29970196
申请日：1996-10-24
申请人： TOSHIBA CERAMICS CO , TOSHIBA MONOFRAX
发明人： MISU YASUO , TERADA HIROYUKI , NEMOTO KOJI , HORIKOSHI TOSHIO
IPC分类号： C04B32/00 , D01F9/08 , D04H1/4209 , F27D1/00 , D04H1/42
摘要： PROBLEM TO BE SOLVED: To obtain a high purity alumina silica fiber improving a strength and a heat resistance and useful as a refractory heat insulating material by containing a prescribed amount of Al2 O3 and setting the concentrations of Cu and Ni each at or less than a prescribed amount. SOLUTION: This high purity alumina silica fiber contains 40-65wt.% Al2 O3 , has

2. 发明专利

JPH04108165A FIBROUS FILLER MATERIAL AND PRODUCTION THEREOF 失效
公开(公告)号：JPH04108165A
公开(公告)日：1992-04-09
申请号：JP22008290
申请日：1990-08-23
申请人： TOSHIBA MONOFRAX , TOSHIBA CERAMICS CO
发明人： FUJII MIKIYA , MISU YASUO , ENDO SHIGEO , HIRATA KIMIO , SHINPO MASARU , SHIRAISHI KOICHI
IPC分类号： D06M11/00 , C08J5/06 , D01F9/08 , D06M11/11 , D06M13/02 , D06M13/50 , D06M13/53 , D06M23/00 , D06M101/00 , H01L23/29 , H01L23/31
摘要： PURPOSE:To obtain the subject material free from the dissolution of water-soluble impurities mixed in the fiber or attached to the surface of the fiber into a matrix resin by cutting a fiber composed of alumina and silica to a specific length and subjecting the cut fiber successively to acid-treatment and heat- treatment. CONSTITUTION:Amorphous or polycrystalline continuous fiber or short fiber having an alumina content of 40-95wt.% and containing silica as the main component of the remaining part is cut to fibers having an average fiber length of ion concentration of the distilled water is 0-5ppm. The heat-treatment is preferably carried out at normal temperature to l00 deg.C.

3. 发明专利

JP2000044211A PRODUCTION OF ALUMINUM NITRIDE 失效
公开(公告)号：JP2000044211A
公开(公告)日：2000-02-15
申请号：JP21105398
申请日：1998-07-27
申请人： TOSHIBA CERAMICS CO , TOSHIBA MONOFRAX
发明人： KOTAKA HIROAKI , YAMAOKA SHUSUKE , FUJII MIKIYA , MISU YASUO , TERADA HIROYUKI
IPC分类号： C01B21/072 , D01F9/08
摘要： PROBLEM TO BE SOLVED: To cause only AlN formation reaction and to surely obtain only AlN without forming θ-alumina by using magnesium-contg. γ-alumina as a starting material. SOLUTION: Aq. solns. prepd. by adding a water-soluble org. or inorg. aluminum compd. and a water-soluble org. or inorg. magnesium compd. to water are mixed, dried and calcined. The resultant magnesium compd.-contg. γ-alumina is heated at 1,100-1,700 deg.C in a gaseous mixture of >=0.5 vol.% gaseous hydrocarbon and gaseous ammonia to produce aluminum nitride and this aluminum nitride is heated at 1,600-2,000 deg.C in an atmosphere of an inert gas, gaseous ammonia or a mixture of them.

4. 发明专利

JPH0952769A PRODUCTION OF ALUMINUM NITRIDE BASED SOLID BODY 失效
公开(公告)号：JPH0952769A
公开(公告)日：1997-02-25
申请号：JP20602795
申请日：1995-08-11
申请人： TOSHIBA CERAMICS CO , TOSHIBA MONOFRAX
发明人： KOTAKA HIROAKI , YAMAOKA SHUSUKE , MATSUO HIDEYASU , ANDO MASAHIRO , FUJII MIKIYA , TERADA HIROYUKI , MISU YASUO
IPC分类号： C01B21/072 , C04B35/581
摘要： PROBLEM TO BE SOLVED: To obtain aluminum nitride whose nitride reaction is progressed even at =0.5 volume % gaseous hydrocarbons with gaseous NH3 , the aluminous solid body is γ-Al2 O3 or its precursor and the heating temp. is 1,200-1,700 deg.C.

5. 发明专利

JP2000314034A HIGH PURITY CRYSTALLINE INORGANIC FIBER, ITS FORMED PRODUCT AND PRODUCTION THEREOF 失效
公开(公告)号：JP2000314034A
公开(公告)日：2000-11-14
申请号：JP2000004635
申请日：2000-01-13
申请人： TOSHIBA MONOFRAX , TOSHIBA CERAMICS CO
发明人： MISU YASUO , FUJII MIKIYA , KAWAI KAZUHIDE , TOKUTAKE FUMIO , TAKAHASHI MASATO , MORITA TAKASHI
IPC分类号： C04B35/64 , D01F9/08
摘要： PROBLEM TO BE SOLVED: To produce the subject fiber safely usable for a long period without contaminating a material to be heated, capable of improving the quality and productivity of the material to be heated and useful for a heat insulating material, etc., for an apparatus for producing a semiconductor by heat-treating a crystalline inorganic fiber (formed product) in a gas atmosphere containing chlorine. SOLUTION: A crystalline inorganic fiber consisting essentially of one or more kinds of alumina, silica and zirconia or its formed product is heat-treated at 600-1,500 deg.C temperature, preferably 1,100-1,500 deg.C temperature in a gas atmosphere containing chlorine such as chlorine gas, hydrogen chloride or ammonium chloride to produce a high-purity crystalline inorganic fiber or its formed product having

6. 发明专利

JPH10194863A INORGANIC FIBER FORMED BODY 失效
公开(公告)号：JPH10194863A
公开(公告)日：1998-07-28
申请号：JP35659696
申请日：1996-12-27
申请人： TOSHIBA MONOFRAX , TOSHIBA CERAMICS CO
发明人： MISU YASUO , YONEKURA YUTAKA , TERADA HIROYUKI , IGARASHI NOBORU , ANDO KAZU
IPC分类号： C04B38/00 , D04H1/4209
摘要： PROBLEM TO BE SOLVED: To obtain an inorg. fiber formed body less liable to crack during heating, excellent in spalling resistance and having stable heat insulating property. SOLUTION: This inorg. fiber formed body is a monolithically formed body consisting of an inner layer 1, a middle layer 2 and an outer layer 3. Each of the inner and outer layers 1, 3 consists of inorg. fibers and a binder or further contains refractory powder. The binder is an inorg. binder optionally combined with an org. binder. The middle layer 2 is made of a mat or blanket of alumina- silica fiber and/or alumina fibers as inorg. fibers.

7. 发明专利

JPH04285643A FILLER MATERIAL FOR RESIN USED IN SEALING SEMICONDUCTOR 失效
公开(公告)号：JPH04285643A
公开(公告)日：1992-10-09
申请号：JP12700691
申请日：1991-03-14
申请人： TOSHIBA CERAMICS CO , TOSHIBA MONOFRAX
发明人： SHINPO MASARU , SHIRAISHI KOICHI , ANDOU KUNIKO , ENDO SHIGEO , MISU YASUO , FUJII MIKIYA
IPC分类号： C08K9/02 , H01L23/29 , H01L23/31
摘要： PURPOSE:To obtain a filler material, having an inner layer consisting essentially of an alumina-based oxide or silica-alumina-based oxide and an outer layer of silicon nitride, capable of controlling particle shape, having a high thermal conductivity and useful as a resin for sealing semiconductors. CONSTITUTION:A filler material, having (A) an inner layer consisting essentially of an alumina-based oxide or a silica-alumina-based oxide and (B) an outer layer of silicon nitride formed on the surface of the inner layer (A) and useful as a resin for sealing semiconductors. For example, crystalline alumina grains having 1-100mum grain diameter or silica-alumina-based fiber having 1-30mum diameter and 1-300mum length is contained in a container, made of carbon and having small holes at the bottom thereof and heat-treated at a temperature as high as 1000 deg.C in an atmosphere of a mixed gas (containing a mixed gas of 70vol.% nitrogen and 30vol.% ammonia and a mixed gas of 70 vol.% nitrogen and 30vol.% monochlorosilane at 4:3 ratio of the former to the latter) in an electric furnace to afford the objective filler material having the inner layer consisting essentially of the alumina-based oxide or silica-alumina-based oxide and the outer layer of the silicon nitride having >=0.3mum thickness.

8. 发明专利

JPH04108116A FIBER FILLER MATERIAL 失效
公开(公告)号：JPH04108116A
公开(公告)日：1992-04-09
申请号：JP22008190
申请日：1990-08-23
申请人： TOSHIBA MONOFRAX , TOSHIBA CERAMICS CO
发明人： FUJII MIKIYA , MISU YASUO , ENDO SHIGEO , HIRATA KIMIO , SHINPO MASARU , SHIRAISHI KOICHI
IPC分类号： C08J5/04 , D01F9/08 , H01L23/29 , H01L23/31
摘要： PURPOSE:To obtain a filler material, composed of alumina and silica and having a specific value or below of the total Na, K and Fe content and a specified value or below of fiber length with hardly any alkali metal in a matrix eluted into water and deterioration in tensile strength and tensile elastic modulus even in exposure to high temperatures. CONSTITUTION:The objective filler material with 40-95wt.% alumina content and the remainder consisting essentially of silica,

9. 发明专利

JP2003240444A INSULATING STRUCTURE FOR MICROWAVE HEATING FURNACE FOR HIGH TEMPERATURES 审中-公开
公开(公告)号：JP2003240444A
公开(公告)日：2003-08-27
申请号：JP2002034045
申请日：2002-02-12
申请人： TOSHIBA MONOFRAX
发明人： KIRIYAMA TSUNEO , NEGISHI AKIHIKO , OSAWA MASATO , MISU YASUO
IPC分类号： H05B6/64 , F27D1/00 , F27D11/12 , H05B6/80
摘要： PROBLEM TO BE SOLVED: To provide an insulating structure for making a large-size heating furnace for high temperatures using a microwave as a source. SOLUTION: In the microwave heating device using a microwave as a heating source, a plurality of insulating materials are arranged so as to surround a heated material. The insulating structure is provided such that the insulating material is pressed and supported at least partially by the non-metallic support body made of an inorganic material. One or both ends of the support body are supported by a metal casing arranged on the outside of the insulating material. COPYRIGHT: (C)2003,JPO

10. 发明专利

JP2003003335A Inorganic fiber 有权
标题翻译：无机纤维
公开(公告)号：JP2003003335A
公开(公告)日：2003-01-08
申请号：JP2001187470
申请日：2001-06-21
申请人： Toshiba Monofrax Co Ltd , 東芝モノフラックス株式会社
发明人： MISU YASUO , TERADA HIROYUKI , NEMOTO KOJI
IPC分类号： C03C13/02 , C03C13/00 , D01F9/08
CPC分类号： C03C13/00 , C03C2213/02
摘要： PROBLEM TO BE SOLVED: To provide an inorganic fiber having excellent solubility in an organism and having such heat resistance that it can be used stably even at 1,200°C.
SOLUTION: The inorganic fiber contains 60-74.9 wt.% of SiO
2 , 25-39.9 wt.% of CaO, ≤0.02 wt.% of Na
2 O, ≤0.05 wt.% of K
2 O, ≤0.15 wt.% of Fe
2 O
3 and ≤0.10 wt.% of TiO
2 . By reducing the contents of impurities of Na
2 O, K
2 O, TiO
2 and Fe
2 O
3 , the precipitation of cristobalite crystal is suppressed, and further the growth of calcium silicate, which precipitates at a temperature lower than the precipitation temperature of cristobalite, is suppressed. This improves heat resistance and reduces influence on health.
COPYRIGHT: (C)2003,JPO
摘要翻译：要解决的问题：提供在生物体中具有优异的溶解性并具有这样的耐热性的无机纤维，即使在1,200℃也能够稳定地使用。解决方案：无机纤维含有60-74.9重量％的SiO 2，25-39.9重量％的CaO，<= 0.02重量％的Na 2 O，≤= 0.05重量％的K 2 O，≤0.15重量％的Fe 2 O 3和<= 0.10重量％的TiO 2。通过减少Na 2 O，K 2 O，TiO 2和Fe 2 O 3的杂质含量，可以抑制方英石晶体的沉淀，并且进一步降低在低于方英石沉淀温度的温度下析出的硅酸钙的生长。这改善了耐热性并降低了对健康的影响。

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