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RU2007104151A - METHOD FOR PRODUCING HIGH-PURITY Silica Gel BASED ON PYROGENIC SILICON DIOXIDE - Google Patents

METHOD FOR PRODUCING HIGH-PURITY Silica Gel BASED ON PYROGENIC SILICON DIOXIDE Download PDF

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Publication number
RU2007104151A
RU2007104151A RU2007104151/15A RU2007104151A RU2007104151A RU 2007104151 A RU2007104151 A RU 2007104151A RU 2007104151/15 A RU2007104151/15 A RU 2007104151/15A RU 2007104151 A RU2007104151 A RU 2007104151A RU 2007104151 A RU2007104151 A RU 2007104151A
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RU
Russia
Prior art keywords
silica gel
purity silica
producing high
silicon dioxide
gel based
Prior art date
Application number
RU2007104151/15A
Other languages
Russian (ru)
Other versions
RU2353579C2 (en
Inventor
Елена Георгиевна Земцова (RU)
Елена Георгиевна Земцова
Владимир Евгеньевич Гайшун (RU)
Владимир Евгеньевич Гайшун
Владимир Михайлович Смирнов (RU)
Владимир Михайлович Смирнов
Original Assignee
Общество с ограниченной ответственностью "АНГСТРЕМА "(ООО "АНГСТРЕМА) (RU)
Общество с ограниченной ответственностью "АНГСТРЕМА "(ООО "АНГСТРЕМА)
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.)
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Application filed by Общество с ограниченной ответственностью "АНГСТРЕМА "(ООО "АНГСТРЕМА) (RU), Общество с ограниченной ответственностью "АНГСТРЕМА "(ООО "АНГСТРЕМА) filed Critical Общество с ограниченной ответственностью "АНГСТРЕМА "(ООО "АНГСТРЕМА) (RU)
Priority to RU2007104151/15A priority Critical patent/RU2353579C2/en
Publication of RU2007104151A publication Critical patent/RU2007104151A/en
Application granted granted Critical
Publication of RU2353579C2 publication Critical patent/RU2353579C2/en

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Claims (1)

Способ получения высокочистого силикагеля, отличающийся тем, что, с целью получения силикагеля высокой чистоты, смешивают аморфный тонкодисперсный диоксид кремния (аэросил) с дистиллированной водой в весовом соотношении 0,2:1 с использованием в процессе гелеобразования метода микрофильтрации и капиллярных методов разделения твердо-жидкофазной системы, а размол конечного продукта осуществляют без использования специального размольного оборудования.A method of producing high purity silica gel, characterized in that, in order to obtain high purity silica gel, amorphous finely divided silica (aerosil) is mixed with distilled water in a weight ratio of 0.2: 1 using microfiltration and capillary separation methods of solid-liquid phase during gelation systems, and the grinding of the final product is carried out without the use of special grinding equipment.
RU2007104151/15A 2007-01-26 2007-01-26 Method of obtaing highly pure silica gel based on pyrogenic silicon dioxide RU2353579C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2007104151/15A RU2353579C2 (en) 2007-01-26 2007-01-26 Method of obtaing highly pure silica gel based on pyrogenic silicon dioxide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2007104151/15A RU2353579C2 (en) 2007-01-26 2007-01-26 Method of obtaing highly pure silica gel based on pyrogenic silicon dioxide

Publications (2)

Publication Number Publication Date
RU2007104151A true RU2007104151A (en) 2008-08-10
RU2353579C2 RU2353579C2 (en) 2009-04-27

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Family Applications (1)

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RU2007104151/15A RU2353579C2 (en) 2007-01-26 2007-01-26 Method of obtaing highly pure silica gel based on pyrogenic silicon dioxide

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RU (1) RU2353579C2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2723623C1 (en) * 2019-12-30 2020-06-16 Общество с ограниченной ответственностью "Инжиниринговый химико-технологический центр" (ООО "ИХТЦ") Method of producing lump silica gel

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4221672A (en) * 1978-02-13 1980-09-09 Micropore International Limited Thermal insulation containing silica aerogel and alumina
US6110852A (en) * 1994-12-26 2000-08-29 Mitsubishi Chemical Corporation Process for producing synthetic quartz glass powder
RU2140393C1 (en) * 1998-09-04 1999-10-27 Институт синтетических полимерных материалов РАН Molecular silica sols as new silica form a method of preparation thereof
IT1318617B1 (en) * 2000-07-10 2003-08-27 Novara Technology Srl SOL-GEL PROCESS FOR THE PRODUCTION OF LARGE DRIED GELS AND DERIVED GLASS.
RU2269569C1 (en) * 2004-09-29 2006-02-10 Александр Михайлович Зайченко Method for kvass production

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Publication number Publication date
RU2353579C2 (en) 2009-04-27

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Effective date: 20100127