JPH0456775B2 - - Google Patents
Info
- Publication number
- JPH0456775B2 JPH0456775B2 JP61205632A JP20563286A JPH0456775B2 JP H0456775 B2 JPH0456775 B2 JP H0456775B2 JP 61205632 A JP61205632 A JP 61205632A JP 20563286 A JP20563286 A JP 20563286A JP H0456775 B2 JPH0456775 B2 JP H0456775B2
- Authority
- JP
- Japan
- Prior art keywords
- silica
- silica sol
- particle size
- silica particles
- particles
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 claims description 130
- 239000002245 particle Substances 0.000 claims description 112
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 101
- 239000007788 liquid Substances 0.000 claims description 69
- 230000002378 acidificating effect Effects 0.000 claims description 45
- 235000012239 silicon dioxide Nutrition 0.000 claims description 44
- 238000000034 method Methods 0.000 claims description 35
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 24
- 238000004519 manufacturing process Methods 0.000 claims description 16
- 239000002612 dispersion medium Substances 0.000 claims description 15
- 239000000377 silicon dioxide Substances 0.000 claims description 7
- 229910052910 alkali metal silicate Inorganic materials 0.000 claims description 6
- 239000003513 alkali Substances 0.000 claims description 4
- 229910052783 alkali metal Inorganic materials 0.000 claims description 4
- 150000001340 alkali metals Chemical class 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 239000000243 solution Substances 0.000 description 49
- 238000009826 distribution Methods 0.000 description 19
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- 239000002253 acid Substances 0.000 description 3
- 238000000151 deposition Methods 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 2
- 239000004115 Sodium Silicate Substances 0.000 description 2
- 239000003729 cation exchange resin Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 230000005070 ripening Effects 0.000 description 2
- 229910052911 sodium silicate Inorganic materials 0.000 description 2
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 2
- 238000000108 ultra-filtration Methods 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 238000000635 electron micrograph Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000001879 gelation Methods 0.000 description 1
- 238000010191 image analysis Methods 0.000 description 1
- 229910052914 metal silicate Inorganic materials 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000012798 spherical particle Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
Landscapes
- Silicon Compounds (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20563286A JPS6364911A (ja) | 1986-09-01 | 1986-09-01 | 大粒径のシリカ粒子を含むシリカゾルの製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20563286A JPS6364911A (ja) | 1986-09-01 | 1986-09-01 | 大粒径のシリカ粒子を含むシリカゾルの製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6364911A JPS6364911A (ja) | 1988-03-23 |
JPH0456775B2 true JPH0456775B2 (ko) | 1992-09-09 |
Family
ID=16510104
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP20563286A Granted JPS6364911A (ja) | 1986-09-01 | 1986-09-01 | 大粒径のシリカ粒子を含むシリカゾルの製造方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6364911A (ko) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4493320B2 (ja) | 2002-12-12 | 2010-06-30 | 日揮触媒化成株式会社 | シリカゾルの製造方法およびシリカゾル |
US20100146864A1 (en) * | 2005-08-10 | 2010-06-17 | Catalysts & Chemicals Industries Co., Ltd | Nodular Silica Sol and Method of Producing the Same |
JP5089312B2 (ja) * | 2007-09-28 | 2012-12-05 | 日揮触媒化成株式会社 | ハードコート膜付基材およびハードコート膜形成用塗布液 |
KR101955184B1 (ko) | 2016-03-28 | 2019-03-08 | 주식회사 엘지화학 | 저분진 고단열 에어로겔 블랭킷의 제조방법 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3440174A (en) * | 1965-04-26 | 1969-04-22 | Nalco Chemical Co | Method of making silica sols containing large particle size silica |
US3538015A (en) * | 1967-12-07 | 1970-11-03 | Nalco Chemical Co | Large particle silica sols and method of production |
US3789009A (en) * | 1971-07-15 | 1974-01-29 | Du Pont | Process for the preparation of large particle silica sols |
-
1986
- 1986-09-01 JP JP20563286A patent/JPS6364911A/ja active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3440174A (en) * | 1965-04-26 | 1969-04-22 | Nalco Chemical Co | Method of making silica sols containing large particle size silica |
US3538015A (en) * | 1967-12-07 | 1970-11-03 | Nalco Chemical Co | Large particle silica sols and method of production |
US3789009A (en) * | 1971-07-15 | 1974-01-29 | Du Pont | Process for the preparation of large particle silica sols |
Also Published As
Publication number | Publication date |
---|---|
JPS6364911A (ja) | 1988-03-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
EXPY | Cancellation because of completion of term |