HK1061008A1 - Spherical alumina particles and production process thereof - Google Patents

Spherical alumina particles and production process thereof

Info

Publication number
HK1061008A1
HK1061008A1 HK04103978.6A HK04103978A HK1061008A1 HK 1061008 A1 HK1061008 A1 HK 1061008A1 HK 04103978 A HK04103978 A HK 04103978A HK 1061008 A1 HK1061008 A1 HK 1061008A1
Authority
HK
Hong Kong
Prior art keywords
production process
alumina particles
spherical alumina
spherical
particles
Prior art date
Application number
HK04103978.6A
Other languages
English (en)
Inventor
Eiji Kanbara
Susumu Shibusawa
Original Assignee
Showa Denko Kk
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from PCT/JP2002/005156 external-priority patent/WO2002098796A1/en
Application filed by Showa Denko Kk filed Critical Showa Denko Kk
Publication of HK1061008A1 publication Critical patent/HK1061008A1/xx

Links

HK04103978.6A 2001-05-30 2004-06-03 Spherical alumina particles and production process thereof HK1061008A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001163188A JP4920141B2 (ja) 2001-05-30 2001-05-30 アルミナ粒子及びその製造方法
PCT/JP2002/005156 WO2002098796A1 (en) 2001-05-30 2002-05-28 Spherical alumina particles and production process thereof

Publications (1)

Publication Number Publication Date
HK1061008A1 true HK1061008A1 (en) 2004-09-03

Family

ID=19006205

Family Applications (1)

Application Number Title Priority Date Filing Date
HK04103978.6A HK1061008A1 (en) 2001-05-30 2004-06-03 Spherical alumina particles and production process thereof

Country Status (3)

Country Link
JP (1) JP4920141B2 (xx)
CN (1) CN100469698C (xx)
HK (1) HK1061008A1 (xx)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005022963A (ja) * 2003-06-12 2005-01-27 Showa Denko Kk アルミナ粒の製造方法及び組成物
WO2005087665A1 (en) 2004-03-15 2005-09-22 Showa Denko K.K. Roundish fused alumina particles, production process thereof, and resin composition containing the particles.
JP2005263529A (ja) * 2004-03-17 2005-09-29 Sumitomo Chemical Co Ltd 低アルカリ活性アルミナの製造方法
WO2009017170A1 (ja) * 2007-07-31 2009-02-05 Denki Kagaku Kogyo Kabushiki Kaisha アルミナ粉末、その製造方法及びそれを用いた組成物
WO2009133904A1 (ja) * 2008-04-30 2009-11-05 電気化学工業株式会社 アルミナ粉末、その製造方法、及びそれを用いた樹脂組成物
JP2010126385A (ja) * 2008-11-26 2010-06-10 Denki Kagaku Kogyo Kk 球状アルミナ粉末及びその製造方法
CN102976368A (zh) * 2011-09-06 2013-03-20 天华化工机械及自动化研究设计院有限公司 一种增设转鼓加压式过滤机降低无机超细粉体浆料湿含量的方法
CN102674418A (zh) * 2012-05-24 2012-09-19 大连海蓝光电材料有限公司 一种高纯氧化铝颗粒的制备方法
JP6121074B1 (ja) * 2015-09-16 2017-04-26 大日精化工業株式会社 アルミナ系熱伝導性酸化物及びその製造方法
JP6209695B1 (ja) * 2017-03-02 2017-10-04 大日精化工業株式会社 アルミナ系熱伝導性酸化物及びその製造方法
CN109206123B (zh) * 2017-06-30 2022-04-29 全球能源互联网研究院 一种高压并联电抗器气隙填充用的合成铝瓷垫块及其制备方法
US20200239369A1 (en) * 2017-12-19 2020-07-30 Showa Denko K.K. Fused alumina grains, method for producing fused alumina grains, grindstone, and coated abrasive
CN111836780A (zh) 2019-02-18 2020-10-27 株式会社亚都玛科技 粒子材料和导热物质
JP7406444B2 (ja) 2020-04-22 2023-12-27 株式会社アドマテックス 球状粒子材料の製造方法
CN113184886B (zh) * 2021-04-14 2023-01-31 雅安百图高新材料股份有限公司 一种高导热球形氧化铝的制备方法及产品

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5215498A (en) * 1975-07-28 1977-02-05 Showa Denko Kk Process for production of granular corrundum
JPS62191420A (ja) * 1986-02-17 1987-08-21 Showa Alum Ind Kk 球状コランダム粒子の製造方法
JPS6320340A (ja) * 1986-07-14 1988-01-28 Showa Denko Kk 高熱伝導性ゴム・プラスチック組成物
TW197458B (xx) * 1991-02-14 1993-01-01 Ciba Geigy Ag
JP2624069B2 (ja) * 1991-11-28 1997-06-25 昭和電工株式会社 球状コランダム粒子
JPH07206432A (ja) * 1993-11-25 1995-08-08 Sumitomo Chem Co Ltd α−アルミナ粉末及びその製造方法
JPH07206431A (ja) * 1993-11-30 1995-08-08 Sumitomo Chem Co Ltd α−アルミナ粉末の製造方法
JP3652460B2 (ja) * 1996-12-02 2005-05-25 株式会社メイト 樹脂組成物
JPH10120901A (ja) * 1996-10-16 1998-05-12 Kureha Chem Ind Co Ltd 樹脂組成物

Also Published As

Publication number Publication date
CN100469698C (zh) 2009-03-18
CN1463251A (zh) 2003-12-24
JP4920141B2 (ja) 2012-04-18
JP2002348116A (ja) 2002-12-04

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Legal Events

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PE Patent expired

Effective date: 20220527