JP2016190769A5 - - Google Patents

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JP2016190769A5
JP2016190769A5 JP2015072668A JP2015072668A JP2016190769A5 JP 2016190769 A5 JP2016190769 A5 JP 2016190769A5 JP 2015072668 A JP2015072668 A JP 2015072668A JP 2015072668 A JP2015072668 A JP 2015072668A JP 2016190769 A5 JP2016190769 A5 JP 2016190769A5
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Japan
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silica particles
hydrothermal
containing compound
silicon
purification step
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JP2015072668A
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Japanese (ja)
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JP6440551B2 (en
JP2016190769A (en
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Claims (5)

加水分解可能な含珪素化合物を原料として、シリカ粒子分散液を調製する分散液調製工程と、
該シリカ粒子分散液を水熱処理する水熱処理工程と、
該水熱処理工程により得られた分散液から、反応が不十分な含珪素化合物を分離除去する水熱後精製工程と、
該水熱後精製工程により得られた分散液を乾燥して、乾燥シリカ粒子を調製する乾燥工程と、
該乾燥シリカ粒子を焼成して、焼成シリカ粒子を調製する焼成工程と、
該焼成シリカ粒子を解砕する解砕工程と、
を備えたことを特徴とするシリカ粒子の製造方法。 The hydrolyzable silicon-containing compound as a starting material, the dispersion preparation step of preparing the silica particles follower dispersion liquid,
A hydrothermal treatment step for hydrothermal treatment 該Shi silica particle dispersion,
A hydrothermal post-purification step for separating and removing the silicon-containing compound with insufficient reaction from the dispersion obtained by the hydrothermal treatment step ;
Drying the dispersion obtained by the hydrothermal After purification step, the drying step of preparing a dried silica particles,
Firing the wherein the drying 燥Shi silica particles, a firing step of preparing a calcined silica particles,
A crushing step of crushing the該焼Narushi silica particles,
A method for producing silica particles, comprising: 前記水熱処理工程に用いるシリカ粒子分散液は、反応が不十分な含珪素化合物を分離除去する水熱前精製工程により調製されたことを特徴とする請求項１に記載のシリカ粒子の製造方法。 2. The method for producing silica particles according to claim 1 , wherein the silica particle dispersion used in the hydrothermal treatment step is prepared by a hydrothermal pre-purification step of separating and removing a silicon-containing compound that is insufficiently reacted. 前記水熱後精製工程において、イオン交換樹脂を用いて反応が不十分な含珪素化合物を分離除去することを特徴とする請求項１または２に記載のシリカ粒子の製造方法。 In the hydrothermal After purification step, the manufacturing method of the silica particles according to claim 1 or 2, characterized in that the reaction to separate and remove the poor silicon-containing compound using an ion exchange resin. 前記水熱後精製工程において、陽イオン交換樹脂を用いた処理と陰イオン交換樹脂を用いた処理とを交互に行うことにより、反応が不十分な含珪素化合物を分離除去することを特徴とする請求項３に記載のシリカ粒子の製造方法。 In the hydrothermal After purification step, by performing the processing using the processing and anion exchange resin with a cation exchange resin alternately, characterized by separating off the reaction insufficient silicon-containing compound The method for producing silica particles according to claim 3. 請求項１〜４のいずれか一項に記載された方法により製造されたシリカ粒子を樹脂と混合することを特徴とする樹脂組成物の製造方法。 A method for producing a resin composition, comprising mixing silica particles produced by the method according to any one of claims 1 to 4 with a resin.
JP2015072668A 2015-03-31 2015-03-31 Method for producing silica particles Active JP6440551B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2015072668A JP6440551B2 (en) 2015-03-31 2015-03-31 Method for producing silica particles

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Application Number Priority Date Filing Date Title
JP2015072668A JP6440551B2 (en) 2015-03-31 2015-03-31 Method for producing silica particles

Publications (3)

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JP2016190769A JP2016190769A (en) 2016-11-10
JP2016190769A5 true JP2016190769A5 (en) 2018-04-26
JP6440551B2 JP6440551B2 (en) 2018-12-19

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Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111032801B (en) * 2017-08-31 2021-08-24 日挥触媒化成株式会社 Coating composition for forming hard coat layer and optical member
JP7470508B2 (en) * 2018-11-22 2024-04-18 株式会社日本触媒 Silica powder, method for producing silica powder, and method for producing calcined silica powder
JP7225898B2 (en) * 2019-02-21 2023-02-21 三菱ケミカル株式会社 Method for producing silica particles, method for producing silica sol, and method for polishing
CN112919542B (en) * 2021-03-05 2024-04-19 赵琳琳 Preparation method of modified particles for composite electroplating
WO2024019140A1 (en) * 2022-07-22 2024-01-25 株式会社日本触媒 Composition

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4184683B2 (en) * 2002-03-19 2008-11-19 宇部日東化成株式会社 Metal oxide spherical particles and method for producing the same
JP4731137B2 (en) * 2004-07-06 2011-07-20 日揮触媒化成株式会社 Method for producing silica-based fine particles
KR101186732B1 (en) * 2004-07-21 2012-09-28 닛키 쇼쿠바이카세이 가부시키가이샤 Silica-based fine particles, method for production thereof, coating for forming coating film and base material having coating film formed thereon
TWI639556B (en) * 2013-08-01 2018-11-01 日商日揮觸媒化成股份有限公司 Method for producing disintegrated silica fine particles and resin composition including same

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