CN104031428B - A kind of modified nano-titanium dioxide of Stability Analysis of Structures high-specific surface area and preparation method thereof - Google Patents
A kind of modified nano-titanium dioxide of Stability Analysis of Structures high-specific surface area and preparation method thereof Download PDFInfo
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- CN104031428B CN104031428B CN201410197377.0A CN201410197377A CN104031428B CN 104031428 B CN104031428 B CN 104031428B CN 201410197377 A CN201410197377 A CN 201410197377A CN 104031428 B CN104031428 B CN 104031428B
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- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical class [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 title claims abstract description 14
- 238000002360 preparation method Methods 0.000 title claims description 7
- 239000000843 powder Substances 0.000 claims abstract description 41
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 30
- IANQTJSKSUMEQM-UHFFFAOYSA-N 1-benzofuran Chemical compound C1=CC=C2OC=CC2=C1 IANQTJSKSUMEQM-UHFFFAOYSA-N 0.000 claims abstract description 18
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 15
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 9
- 229920002292 Nylon 6 Polymers 0.000 claims abstract description 9
- 239000004917 carbon fiber Substances 0.000 claims abstract description 9
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000005060 rubber Substances 0.000 claims abstract description 9
- 239000002023 wood Substances 0.000 claims abstract description 9
- 239000004743 Polypropylene Substances 0.000 claims abstract description 7
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000003153 chemical reaction reagent Substances 0.000 claims abstract description 7
- 230000008878 coupling Effects 0.000 claims abstract description 7
- 238000010168 coupling process Methods 0.000 claims abstract description 7
- 238000005859 coupling reaction Methods 0.000 claims abstract description 7
- 239000000835 fiber Substances 0.000 claims abstract description 7
- 239000011297 pine tar Substances 0.000 claims abstract description 7
- 229940068124 pine tar Drugs 0.000 claims abstract description 7
- -1 polypropylene Polymers 0.000 claims abstract description 7
- 229920001155 polypropylene Polymers 0.000 claims abstract description 7
- 239000002994 raw material Substances 0.000 claims abstract description 7
- 229910000077 silane Inorganic materials 0.000 claims abstract description 7
- 238000002156 mixing Methods 0.000 claims abstract description 5
- 238000003756 stirring Methods 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 9
- 239000000725 suspension Substances 0.000 claims description 9
- LJRSZGKUUZPHEB-UHFFFAOYSA-N 2-[2-(2-prop-2-enoyloxypropoxy)propoxy]propyl prop-2-enoate Chemical compound C=CC(=O)OC(C)COC(C)COC(C)COC(=O)C=C LJRSZGKUUZPHEB-UHFFFAOYSA-N 0.000 claims description 6
- 239000012467 final product Substances 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- MTNDZQHUAFNZQY-UHFFFAOYSA-N imidazoline Chemical compound C1CN=CN1 MTNDZQHUAFNZQY-UHFFFAOYSA-N 0.000 claims description 6
- 239000011812 mixed powder Substances 0.000 claims description 6
- GEMHFKXPOCTAIP-UHFFFAOYSA-N n,n-dimethyl-n'-phenylcarbamimidoyl chloride Chemical compound CN(C)C(Cl)=NC1=CC=CC=C1 GEMHFKXPOCTAIP-UHFFFAOYSA-N 0.000 claims description 6
- 239000003921 oil Substances 0.000 claims description 6
- RPQRDASANLAFCM-UHFFFAOYSA-N oxiran-2-ylmethyl prop-2-enoate Chemical compound C=CC(=O)OCC1CO1 RPQRDASANLAFCM-UHFFFAOYSA-N 0.000 claims description 6
- 229920001296 polysiloxane Polymers 0.000 claims description 6
- 239000004575 stone Substances 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 3
- 239000005543 nano-size silicon particle Substances 0.000 claims description 3
- 230000010355 oscillation Effects 0.000 claims description 3
- 238000010298 pulverizing process Methods 0.000 claims description 3
- 235000012239 silicon dioxide Nutrition 0.000 claims description 3
- UEUXEKPTXMALOB-UHFFFAOYSA-J tetrasodium;2-[2-[bis(carboxylatomethyl)amino]ethyl-(carboxylatomethyl)amino]acetate Chemical compound [Na+].[Na+].[Na+].[Na+].[O-]C(=O)CN(CC([O-])=O)CCN(CC([O-])=O)CC([O-])=O UEUXEKPTXMALOB-UHFFFAOYSA-J 0.000 claims description 3
- 238000010792 warming Methods 0.000 claims description 3
- 239000000945 filler Substances 0.000 abstract description 5
- 239000011248 coating agent Substances 0.000 abstract description 3
- 238000000576 coating method Methods 0.000 abstract description 3
- 239000004033 plastic Substances 0.000 abstract description 3
- 229920003023 plastic Polymers 0.000 abstract description 3
- 230000032683 aging Effects 0.000 abstract description 2
- 239000002245 particle Substances 0.000 description 3
- 239000004408 titanium dioxide Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 2
- 208000035126 Facies Diseases 0.000 description 1
- 102100021541 Sodium/nucleoside cotransporter 2 Human genes 0.000 description 1
- 101710123669 Sodium/nucleoside cotransporter 2 Proteins 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002114 nanocomposite Substances 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 230000001699 photocatalysis Effects 0.000 description 1
- 239000011941 photocatalyst Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000000047 product Substances 0.000 description 1
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- Compositions Of Macromolecular Compounds (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
Abstract
The invention discloses the modified nano-titanium dioxide of a kind of Stability Analysis of Structures high-specific surface area, it is characterized in that, be made up of the raw material of following weight portion: nano titanium oxide 85-90, CNT 2-4, mould wood powder 3-4, nano-aluminum hydroxide 5.5-6.6, pulverize polypropylene fibre 3-5, Silane coupling reagent KH-570 1-2, nylon 6 powder 6-7, carbon fiber powder 2.5-3.5, coumarone 4-5, pine tar 2-3, improved silica 2-3; The present invention moulds the formula such as wood powder, nylon 6 powder, coumarone by interpolation, add the stability of powder body, with the addition of again improved silica and add stability and the adsorptivity of product, carbon fiber powder is easily dispersed, increasing specific surface area, after mixing with coating, film is uniform and stable, ageing resistance is good, it is possible to as ink filler or rubber or plastic filler.
Description
Technical field
The present invention relates to industrial filler field, particularly modified nano-titanium dioxide of a kind of Stability Analysis of Structures high-specific surface area and preparation method thereof.
Background technology
Owing to nano titanium oxide has good anti-ultraviolet property, good weatherability, chemical resistance, thermostability, photocatalytic, heat stability, the feature such as harmless, it is widely used in the industries such as pigment such as coating, rubber, plastics, papermaking, is also widely used as photocatalyst, photoelectric cell, ultraviolet light screener etc. simultaneously; Hydroxyl is contained on titanium dioxide nano-particle surface, and very easily the moisture in absorbed air, presents hydrophilic nmature, thus being not easily dispersed in organic facies, causes there is serious phenomenon of phase separation between TiO 2 particles and Organic substance. Therefore, when preparing titanium dioxide/polymer nanocomposites, first nano-titania particle being carried out surface modification, its purpose is exactly reduce the surface energy of nano titanium oxide, improves the surface nature of titanium dioxide, reduces the surface polarity of particle. So it is very necessary for developing a kind of method producing high-quality modified nano-titanium dioxide.
Summary of the invention
It is an object of the invention to provide modified nano-titanium dioxide of a kind of Stability Analysis of Structures high-specific surface area and preparation method thereof.
In order to realize the purpose of the present invention, the present invention is implemented by below scheme:
The modified nano-titanium dioxide of a kind of Stability Analysis of Structures high-specific surface area, is made up of the raw material of following weight portion: nano titanium oxide 85-90, CNT 2-4, mould wood powder 3-4, nano-aluminum hydroxide 5.5-6.6, pulverize polypropylene fibre 3-5, Silane coupling reagent KH-570 1-2, nylon 6 powder 6-7, carbon fiber powder 2.5-3.5, coumarone 4-5, pine tar 2-3, improved silica 2-3;
Described improved silica is made up of the raw material of following weight portion: silicon dioxide 55-60, nano medical stone powder 2-4, nano silicone micropowder 4-6, tri (propylene glycol) diacrylate 5-7,1-ethoxy-2-oil-based imidazoline 1-2, cobalt naphthenate 3-4, glycidyl acrylate 3-5, EDETATE SODIUM 2-4, water 50-60;Preparation method be firstly added nano silicon, nano medical stone powder, nano silicone micropowder, 1-ethoxy-2-oil-based imidazoline, water stir, form suspension, dry at 55-60 DEG C to water content 2-3%, add tri (propylene glycol) diacrylate, cobalt naphthenate, glycidyl acrylate immediately after, heating is to 130-150 DEG C, mix and blend 25-35 minute, it is cooled to room temperature, it is subsequently adding all the other residual componentss, stir 1-2 hour under 1200-1500 rev/min of condition, dry at 60-70 DEG C, grind and get final product.
The modified nano-titanium dioxide of a kind of Stability Analysis of Structures high-specific surface area of the present invention, is made up of step in detail below:
(1) nano titanium oxide, CNT, pulverizing polypropylene fibre, carbon fiber powder mix homogeneously are added in grinder, grind 15-20 minute with the speed of 1500-2000 rev/min, obtain mixed-powder stand-by;
(2) will mould wood powder, nano-aluminum hydroxide, nylon 6 powder, pine tar are put in mixing machine, it is warming up between 80-90 DEG C, insulated and stirred half an hour, continuously add Silane coupling reagent KH-570, coumarone, it is continuously heating to 130-160 DEG C, pour out after stirring 15-20 minute, after cooling, grind to obtain rubber powder;
(3) mixed-powder is mixed homogeneously with rubber powder, add suitable quantity of water, stir, sonic oscillation 1-2 hour at 80 DEG C, then proceed to grind 20-30 minute, form suspension stand-by;
(4) suspension is mixed with improved silica, stir 10-15 minute under 800-1000 rev/min, dry, put into and nano grinder is pulverized and get final product.
The invention has the beneficial effects as follows: the present invention moulds the formula such as wood powder, nylon 6 powder, coumarone by interpolation, add the stability of powder body, with the addition of again improved silica and add stability and the adsorptivity of product, carbon fiber powder is easily dispersed, increasing specific surface area, after mixing with coating, film is uniform and stable, ageing resistance is good, it is possible to as ink filler or rubber or plastic filler.
Specific embodiments
Below by instantiation, the present invention is described in detail.
The modified nano-titanium dioxide of a kind of Stability Analysis of Structures high-specific surface area, is made up of the raw material of following weight portion (kilogram): nano titanium oxide 85, CNT 2, mould wood powder 3, nano-aluminum hydroxide 5.5, pulverize polypropylene fibre 3, Silane coupling reagent KH-570 1, nylon 6 powder 6, carbon fiber powder 2.5, coumarone 4, pine tar 2, improved silica 2;
Described improved silica is made up of the raw material of following weight portion (kilogram): silicon dioxide 55, nano medical stone powder 2, nano silicone micropowder 4, tri (propylene glycol) diacrylate 5,1-ethoxy-2-oil-based imidazoline 1, cobalt naphthenate 3, glycidyl acrylate 3, EDETATE SODIUM 2, water 50; Preparation method be firstly added nano silicon, nano medical stone powder, nano silicone micropowder, 1-ethoxy-2-oil-based imidazoline, water stir, form suspension, dry at 55-60 DEG C to water content 2-3%, add tri (propylene glycol) diacrylate, cobalt naphthenate, glycidyl acrylate immediately after, heating is to 130-150 DEG C, mix and blend 25-35 minute, it is cooled to room temperature, it is subsequently adding all the other residual componentss, stir 1-2 hour under 1200-1500 rev/min of condition, dry at 60-70 DEG C, grind and get final product.
The modified nano-titanium dioxide of a kind of Stability Analysis of Structures high-specific surface area of the present invention, is made up of step in detail below:
(1) nano titanium oxide, CNT, pulverizing polypropylene fibre, carbon fiber powder mix homogeneously are added in grinder, grind 15-20 minute with the speed of 1500-2000 rev/min, obtain mixed-powder stand-by;
(2) will mould wood powder, nano-aluminum hydroxide, nylon 6 powder, pine tar are put in mixing machine, it is warming up between 80-90 DEG C, insulated and stirred half an hour, continuously add Silane coupling reagent KH-570, coumarone, it is continuously heating to 130-160 DEG C, pour out after stirring 15-20 minute, after cooling, grind to obtain rubber powder;
(3) mixed-powder is mixed homogeneously with rubber powder, add suitable quantity of water, stir, sonic oscillation 1-2 hour at 80 DEG C, then proceed to grind 20-30 minute, form suspension stand-by;
(4) suspension is mixed with improved silica, stir 10-15 minute under 800-1000 rev/min, dry, put into and nano grinder is pulverized and get final product.
The specific surface area of the modified nano-titanium dioxide that the present embodiment obtains substantially increases
| Sample | Former nano titanium oxide | Modified nano-titanium dioxide |
| Specific surface area/m2/g | 80-200 | 140-260 |
Claims (2)
1. a Stability Analysis of Structures can increase the modified nano-titanium dioxide of specific surface area, it is characterized in that, be made up of the raw material of following weight portion: nano titanium oxide 85-90, CNT 2-4, mould wood powder 3-4, nano-aluminum hydroxide 5.5-6.6, pulverize polypropylene fibre 3-5, Silane coupling reagent KH-570 1-2, nylon 6 powder 6-7, carbon fiber powder 2.5-3.5, coumarone 4-5, pine tar 2-3, improved silica 2-3;
Described improved silica is made up of the raw material of following weight portion: silicon dioxide 55-60, nano medical stone powder 2-4, nano silicone micropowder 4-6, tri (propylene glycol) diacrylate 5-7,1-ethoxy-2-oil-based imidazoline 1-2, cobalt naphthenate 3-4, glycidyl acrylate 3-5, EDETATE SODIUM 2-4, water 50-60; Preparation method be firstly added nano silicon, nano medical stone powder, nano silicone micropowder, 1-ethoxy-2-oil-based imidazoline, water stir, form suspension, dry at 55-60 DEG C to water content 2-3%, add tri (propylene glycol) diacrylate, cobalt naphthenate, glycidyl acrylate immediately after, heating is to 130-150 DEG C, mix and blend 25-35 minute, it is cooled to room temperature, it is subsequently adding all the other residual componentss, stir 1-2 hour under 1200-1500 rev/min of condition, dry at 60-70 DEG C, grind and get final product.
2. a kind of Stability Analysis of Structures can increase the modified nano-titanium dioxide of specific surface area according to claim 1, it is characterised in that is made up of step in detail below:
(1) nano titanium oxide, CNT, pulverizing polypropylene fibre, carbon fiber powder mix homogeneously are added in grinder, grind 15-20 minute with the speed of 1500-2000 rev/min, obtain mixed-powder stand-by;
(2) will mould wood powder, nano-aluminum hydroxide, nylon 6 powder, pine tar are put in mixing machine, it is warming up between 80-90 DEG C, insulated and stirred half an hour, continuously add Silane coupling reagent KH-570, coumarone, it is continuously heating to 130-160 DEG C, pour out after stirring 15-20 minute, after cooling, grind to obtain rubber powder;
(3) mixed-powder is mixed homogeneously with rubber powder, add suitable quantity of water, stir, sonic oscillation 1-2 hour at 80 DEG C, then proceed to grind 20-30 minute, form suspension stand-by;
(4) suspension is mixed with improved silica, stir 10-15 minute under 800-1000 rev/min, dry, put into and nano grinder is pulverized and get final product.
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| CN104031428B true CN104031428B (en) | 2016-06-08 |
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| CN115895274A (en) * | 2022-11-24 | 2023-04-04 | 惠州市众恺新材料有限公司 | High-reflection organic silicon composite material composition and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5330953A (en) * | 1992-06-20 | 1994-07-19 | Tioxide Specialties Limited | Preparation of anatase titanium dioxide |
| CN102352135A (en) * | 2011-08-15 | 2012-02-15 | 无锡豪普钛业有限公司 | Silicon oxide coated titanium dioxide pigment and coating technology |
| EP1989264B1 (en) * | 2006-01-30 | 2012-09-05 | Kronos International, Inc. | Titanium dioxide pigment featuring great opacity, and method for the production thereof |
| CN102993783A (en) * | 2012-10-10 | 2013-03-27 | 道奇威（成都）科技有限公司 | Organic surface modification method for anatase titanium dioxide for polyester synthesis |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004037118A1 (en) * | 2004-07-30 | 2006-03-23 | Degussa Ag | Titanium dioxide-containing dispersion |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5330953A (en) * | 1992-06-20 | 1994-07-19 | Tioxide Specialties Limited | Preparation of anatase titanium dioxide |
| EP1989264B1 (en) * | 2006-01-30 | 2012-09-05 | Kronos International, Inc. | Titanium dioxide pigment featuring great opacity, and method for the production thereof |
| CN102352135A (en) * | 2011-08-15 | 2012-02-15 | 无锡豪普钛业有限公司 | Silicon oxide coated titanium dioxide pigment and coating technology |
| CN102993783A (en) * | 2012-10-10 | 2013-03-27 | 道奇威（成都）科技有限公司 | Organic surface modification method for anatase titanium dioxide for polyester synthesis |
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