RU2010120032A - NANOSIZED MODIFIED MOLECULAR SILICASOLES AND METHOD FOR PRODUCING THEM - Google Patents
NANOSIZED MODIFIED MOLECULAR SILICASOLES AND METHOD FOR PRODUCING THEM Download PDFInfo
- Publication number
- RU2010120032A RU2010120032A RU2010120032/05A RU2010120032A RU2010120032A RU 2010120032 A RU2010120032 A RU 2010120032A RU 2010120032/05 A RU2010120032/05 A RU 2010120032/05A RU 2010120032 A RU2010120032 A RU 2010120032A RU 2010120032 A RU2010120032 A RU 2010120032A
- Authority
- RU
- Russia
- Prior art keywords
- alk
- silikazole
- alkylamide
- tetraethoxysilane
- trialkoxysilane
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims abstract 12
- 238000000034 method Methods 0.000 claims abstract 8
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 claims abstract 6
- 239000004215 Carbon black (E152) Substances 0.000 claims abstract 2
- 238000009835 boiling Methods 0.000 claims abstract 2
- 229930195733 hydrocarbon Natural products 0.000 claims abstract 2
- 239000011541 reaction mixture Substances 0.000 claims abstract 2
Landscapes
- Silicon Polymers (AREA)
- Silicon Compounds (AREA)
Abstract
1. Модифицированные органо-неорганические молекулярные силиказоли общей формулы (I) ! ! где R означает H или CH3; ! n означает целое число из ряда чисел в пределах от 40 до 20000; ! m означает целое число из ряда чисел в пределах от 20 до 10000; ! Alk означает углеводородный радикал C9-C17. ! 2. Силиказоль по п.1, отличающийся тем, что Alk означает C9H19, R означает H; n равно 40; m равно 20. ! 3. Силиказоль по п.1, отличающийся тем, что Alk означает C17H35, R означает CH3; n равно 200; m равно 400. ! 4. Силиказоль по п.1, отличающийся тем, что Alk означает C15H31, R означает CH3; n равно 20000; m равно 10000. ! 5. Силиказоль по п.1, отличающийся тем, что Alk означает C17H35, R означает CH3; n равно 2000; m равно 200. ! 6. Способ получения модифицированных органонеорганических молекулярных силиказолей по любому из пп.1-5, заключающийся в том, что сначала проводят поликонденсацию тетраэтоксисилана в безводной уксусной кислоте до получения заданного значения молекулярной массы неорганической части молекулы с последующим добавлением в реакционную смесь алкиламидтриалкоксисилана, выбранного из ряда алкиламидтриалкоксисиланов общей формулы ! ! где R и Alk имеют вышеуказанные значения, ! R' означает CH3- или C2H5-. ! 7. Способ по п.6, отличающийся тем, что мольное соотношение тетраэтоксисилана и алкиламидтриалкоксисилана составляет от 0,5 до 10. ! 8. Способ по п.6, отличающийся тем, что процесс осуществляют в температурном интервале от 20°C до температуры кипения реакционной смеси. ! 9. Способ по п.6, отличающийся тем, мольное соотношение суммарного количества тетраэтоксисилана и алкиламидтриалкоксисилана к уксусной кислоте составляет от 1:3 до 1:20. 1. Modified organo-inorganic molecular silicasols of the general formula (I)! ! where R is H or CH3; ! n is an integer from a series of numbers ranging from 40 to 20,000; ! m is an integer from a series of numbers ranging from 20 to 10,000; ! Alk means a hydrocarbon radical C9-C17. ! 2. Silikazole according to claim 1, characterized in that Alk means C9H19, R means H; n is 40; m is 20.! 3. Silikazole according to claim 1, characterized in that Alk is C17H35, R is CH3; n is 200; m is 400.! 4. Silikazole according to claim 1, characterized in that Alk is C15H31, R is CH3; n is 20,000; m is equal to 10000.! 5. Silikazole according to claim 1, characterized in that Alk is C17H35, R is CH3; n is 2000; m is 200.! 6. A method for producing modified organo-inorganic molecular silicasoles according to any one of claims 1 to 5, comprising first polycondensing tetraethoxysilane in anhydrous acetic acid to obtain a predetermined molecular weight of the inorganic part of the molecule, followed by addition of an alkylamide trialkoxysilane selected from the series alkylamide trialkoxysilanes of the general formula! ! where R and Alk have the above meanings,! R 'is CH3 - or C2H5-. ! 7. The method according to claim 6, characterized in that the molar ratio of tetraethoxysilane and alkylamide trialkoxysilane is from 0.5 to 10.! 8. The method according to claim 6, characterized in that the process is carried out in a temperature range from 20 ° C to the boiling point of the reaction mixture. ! 9. The method according to claim 6, characterized in that the molar ratio of the total amount of tetraethoxysilane and alkylamide trialkoxysilane to acetic acid is from 1: 3 to 1:20.
Claims (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2010120032/05A RU2451636C2 (en) | 2010-05-20 | 2010-05-20 | Nanosized modified molecular silica sols and production method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2010120032/05A RU2451636C2 (en) | 2010-05-20 | 2010-05-20 | Nanosized modified molecular silica sols and production method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2010120032A true RU2010120032A (en) | 2011-11-27 |
| RU2451636C2 RU2451636C2 (en) | 2012-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2010120032/05A RU2451636C2 (en) | 2010-05-20 | 2010-05-20 | Nanosized modified molecular silica sols and production method thereof |
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| RU (1) | RU2451636C2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2486133C1 (en) * | 2011-12-13 | 2013-06-27 | Общество с ограниченной ответственностью Научно Производственный Центр "Квадра" | Method of producing silica sols soluble in anhydrous organic solvents |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2565676C1 (en) * | 2014-05-30 | 2015-10-20 | Федеральное государственное бюджетное учреждение науки Институт синтетических полимерных материалов им. Н.С. Ениколопова Российской академии наук (ИСПМ РАН) | Organosilicon nanogels with modified surface and method for production thereof |
| RU2661894C2 (en) * | 2014-12-24 | 2018-07-23 | Федеральное государственное бюджетное учреждение науки Институт синтетических полимерных материалов им. Н.С. Ениколопова Российской академии наук (ИСПМ РАН) | Nanoscale fluorine-containing molecular silicasols and a method for their production |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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2010
- 2010-05-20 RU RU2010120032/05A patent/RU2451636C2/en not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2486133C1 (en) * | 2011-12-13 | 2013-06-27 | Общество с ограниченной ответственностью Научно Производственный Центр "Квадра" | Method of producing silica sols soluble in anhydrous organic solvents |
Also Published As
| Publication number | Publication date |
|---|---|
| RU2451636C2 (en) | 2012-05-27 |
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| MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20160521 |