WO2011097777A1 - 憎水空心玻璃微珠的制备方法和所制备的憎水空心玻璃微珠 - Google Patents
憎水空心玻璃微珠的制备方法和所制备的憎水空心玻璃微珠 Download PDFInfo
- Publication number
- WO2011097777A1 WO2011097777A1 PCT/CN2010/000988 CN2010000988W WO2011097777A1 WO 2011097777 A1 WO2011097777 A1 WO 2011097777A1 CN 2010000988 W CN2010000988 W CN 2010000988W WO 2011097777 A1 WO2011097777 A1 WO 2011097777A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- hollow glass
- hydrophobic hollow
- hydrophobic
- preparing
- solution
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B19/00—Other methods of shaping glass
- C03B19/10—Forming beads
- C03B19/107—Forming hollow beads
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C11/00—Multi-cellular glass ; Porous or hollow glass or glass particles
- C03C11/002—Hollow glass particles
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/28—Surface treatment of glass, not in the form of fibres or filaments, by coating with organic material
- C03C17/30—Surface treatment of glass, not in the form of fibres or filaments, by coating with organic material with silicon-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C2217/00—Coatings on glass
- C03C2217/70—Properties of coatings
- C03C2217/76—Hydrophobic and oleophobic coatings
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
- Y10T428/2991—Coated
- Y10T428/2993—Silicic or refractory material containing [e.g., tungsten oxide, glass, cement, etc.]
- Y10T428/2996—Glass particles or spheres
Definitions
- the invention relates to a preparation technology of low-cost hydrophobic hollow glass microbeads. Specifically, the sodium silicate water glass, boric acid, potassium hydroxide, lithium hydroxide, and calcium hydroxide are used as raw materials, and the hollow glass microspheres are obtained by low-temperature spray drying, and the silicone waterproofing agent is used in the process of receiving materials. It is surface treated with water to obtain high quality products in one step and save energy.
- Hollow glass beads are hollow glass spheres of small size and are inorganic non-metallic materials.
- the chemical components are silicon, boron, calcium, potassium, sodium, oxygen, and the like.
- the typical particle size range is 5-200 microns, and the bulk density is 100-300kg/m 3 . It has the advantages of light weight, low thermal conductivity, sound insulation, high dispersion, good electrical insulation and thermal stability. It is a kind of application developed in recent years. A wide range of new lightweight materials with excellent performance. Due to its good fluidity and stable physical and chemical properties, hollow glass microspheres can be used as fillers for various composite materials to reduce material density and improve processing properties. At present, the hollow glass microbeads used in China are mainly derived from the floating beads extracted from the power plant fly ash.
- the hollowness of the floating beads is low, mostly open-cell structure, and the water absorption rate and oil absorption rate are high when used as a filler.
- the hollow glass beads produced by American 3M Company and Porter Company can meet the requirements of high strength, high hollow ratio and good stability, but it is difficult to promote due to the high cost of imported products.
- the patents CN1736912A and CN101152978A fail to solve the problem of improving the hollow ratio and the materialization stability of the hollow glass microbeads from the preparation process, and the sintering temperature is above 1000 ° C, which wastes a lot of energy.
- Patent CN1990401A reduces the sintering temperature to 40 (T65 (TC), but the product is obtained by secondary sintering, which increases the energy consumption and fails to solve the problem of surface modification.
- US Patent 4,422,562, 4,340,642, 4411847 uses low temperature spray drying.
- the hollow glass microspheres are manufactured by the method, and the added auxiliary material is an ammonium borate solution. During the spray drying process, ammonia gas is released, which has certain pollution to the environment, and is used twice in the manufacturing process. Drying out the moisture on the surface of the hollow glass microspheres, using hollow aluminum sulfate and aluminum chloride to surface treatment of the hollow glass microspheres, the process is cumbersome in practical operation. Summary of the invention
- the technical problem to be solved by the present invention is to provide a low-cost, low-energy method for preparing hydrophobic hollow glass microbeads, and the hydrophobic hollow glass microspheres prepared by the method have high strength, high hollow ratio and good stability. And hydrophobic features.
- the preparation method of the hydrophobic hollow glass microspheres according to the following steps into the fif: first boric acid, potassium hydroxide, lithium hydroxide, calcium hydroxide, water according to 1: 0. ⁇ 0. 3: 0. 05 ⁇ 0. 2: 0. 005 ⁇ 0. 01: 5 ⁇ 8
- the mass ratio is mixed until it is completely dissolved into a clear transparent form to obtain an auxiliary solution.
- the prepared auxiliary solution is sprayed into the stirred sodium silicate water glass to form a colloid, and the sodium silicate glass has a mass amount of boric acid of 1 ( ⁇ 20 times.
- the prepared colloid is transported). Spray drying is carried out in a spray drying apparatus to obtain a semi-finished hollow glass microbead; finally, the silicone water repellent is added to the hollow glass microspheres to carry out surface hydrophobic treatment to obtain the hydrophobic hollow glass microspheres.
- the invention adopts a low-temperature spray drying process, and uses cheap sodium silicate water glass as a main raw material, and uses boric acid, potassium hydroxide, lithium hydroxide and calcium hydroxide mixed solution instead of ammonium borate as an auxiliary material to avoid the environment during production.
- the pollution improves the strength, water resistance and materialization stability of the hollow glass microspheres.
- the surface treatment is simultaneously carried out with the silicone water repellent, and the whole process of preparation and surface treatment can be completed on one set of equipment.
- One step to obtain a hollow glass bead with good water repellency simplifies the process and reduces the energy consumption of production. Boric acid can reduce the glass transition temperature of hollow glass microspheres, thereby reducing energy consumption.
- Potassium hydroxide is used to increase the alkalinity of the solution, which is beneficial to the dissolution of boric acid in water :
- Lithium hydroxide reacts with sodium silicate water glass to form lithium silicate.
- Lithium silicate has self-drying property and can improve the water resistance of hollow glass microbeads.
- Calcium hydroxide reacts with sodium silicate water glass to form high-strength calcium silicate, which can improve hollow glass The strength and stability of the glass beads.
- the ratio of the feed mass of boric acid, potassium hydroxide, lithium hydroxide, calcium hydroxide and water is 1:0. ⁇ 0. 2: 0. 08 ⁇ 0. 15: 0. 005 ⁇ 0.
- the amount of sodium silicate water glass is 15 times that of 1CT of boric acid.
- the preparation of the auxiliary solution of the present invention requires complete dissolution of the auxiliary material under heating conditions, and the heating temperature is not particularly required until the solid is completely dissolved.
- the auxiliary solution prepared by the invention is sprayed into the sodium silicate water glass to avoid excessive change of the local ⁇ value of the sodium silicate water glass to form an irreversible SiO 2 precipitation.
- the raw material can be vitrified into a ball at 25° C. due to the presence of the boric acid of the auxiliary material.
- the spray drying temperature of the present invention is preferably 30 (T40 (TC, outlet air temperature is 15 (T200°). C.
- the invention adopts a silicone waterproofing agent to perform surface hydrophobic treatment on the hollow glass microbead semi-finished product obtained by spray drying, and the silicone waterproofing agent can select aminopropyltriethoxysilane, Y-glycidyloxypropyl group. Trimethoxysilane, Y-(methacryloyloxy)propyltrimethoxysilane, sodium methylsilanolate, preferably sodium methylsilanolate.
- the silicone water repellent is diluted with a low boiling organic solvent to a dilute solution having a concentration of 5% to 10% by volume.
- the selected low boiling organic solvents are ethanol, methanol and acetone, and methanol is preferred from the viewpoint of cost reduction.
- the invention specifically recommends that after the hollow glass microbead semi-finished product is obtained by spray drying in a spray drying device, the dilute solution of the silicone waterproofing agent is sprayed into the pipeline in front of the cyclone to adhere to the hollow glass micro. The surface of the beads is then separated into a cyclone for separation to obtain hydrophobic hollow glass beads.
- the spray drying device comprises a drying chamber and a cyclone separator, and the drying chamber and the cyclone separator are connected through a receiving pipe, and the exhaust gas from the drying chamber and the hollow glass microbead semi-finished product are separated into the cyclone through the receiving pipe, wherein the exhaust gas is discharged.
- the powder is collected in the receiving cylinder.
- the invention installs a nozzle on the receiving pipeline, sprays the silicone waterproofing agent at a uniform speed to the receiving pipeline before the cyclone separator, mixes with the hollow glass microbead semi-finished product conveyed in the pipeline, and separates the product by the cyclone separator. Drop into the receiving cylinder and slowly cool to room temperature to obtain hydrophobic hollow glass beads.
- the invention can realize the surface hydrophobic treatment in the receiving process of the spray drying device, and one step : obtaining the high quality hydrophobic glass microbead product.
- the obtained hydrophobic hollow glass beads have a particle size distribution of 30 to 80 ⁇ m and a particle density of 0.20 to 0.47 g/m 3 .
- the method for preparing the hydrophobic hollow glass microspheres provided by the invention is added to the sodium silicate water glass by using boric acid, potassium hydroxide, lithium hydroxide and calcium hydroxide as an auxiliary material, and the method of adding is fog.
- Mixing and using a silicone waterproofing agent to perform surface hydrophobic treatment on the semi-finished product has the advantages of: simple preparation process, low cost, low energy consumption; the obtained hydrophobic hollow glass microbead product has high strength and high hollow ratio Good stability and water repellency. Therefore, the preparation method of the hydrophobic glass microbead described in the present invention has a good industrial application prospect. detailed description:
- the proportionately weighed boric acid, potassium hydroxide, lithium hydroxide and calcium hydroxide are dissolved in water to obtain a clear and transparent mixture of excipients.
- the sodium silicate water glass was placed in a magnetic stirring tank at a high speed for stirring, and the auxiliary solution was sprayed into the water glass at the top of the mixing tank by an atomizing nozzle to obtain a precursor solution.
- the precursor solution was transferred to a spray drying apparatus using a peristaltic pump for drying.
- the silicone water repellent is dissolved in a low boiling organic solvent and sprayed at a uniform rate into the feed line before the cyclone. The silicone water repellent should be transported in synchronism with the precursor solution.
- the product of the hydrophobic hollow glass microspheres can be obtained, and the product mainly comprises a mixture of hollow glass microbeads, broken hollow glass microbeads and solid glass microbeads.
- the product of the present invention exhibits good water repellency, low precipitation rate, high hollowness and good physical stability, and is a widely applicable additive, for example, as a 'modifier, enhancer'. , hardeners and fillers.
- Table 1 below shows twelve different embodiments of the invention.
- the thermal conductivity was 0.043 W/mK
- the particle size distribution was 4 ( ⁇ 20 ⁇ m
- the particle density was 0.18 g/m 3
- the sphericity was 85%.
- the thermal conductivity was 0.045 W/mK
- the particle size distribution was 3 ( ⁇ 90 ⁇ m
- the particle density was 0.25 g/m 3
- the sphericity was 88%.
- the thermal conductivity was 0.05 W/mK
- the particle size distribution was 60 to 140 ⁇ m
- the particle density was 0.21 g/m 3
- the sphericity was 87%.
- the thermal conductivity was 0.046 W/mK
- the particle size distribution was 3 ⁇ 7 ⁇ ⁇ m
- the particle density was 0.26 g/m 3
- the sphericity was 81%.
- the thermal conductivity was 0.048 W/mK
- the particle size distribution was 4 ( ⁇ 00 ⁇ m
- the particle density was 0.2 g/m 3
- the sphericity was 87%.
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- Glass Compositions (AREA)
- Silicon Compounds (AREA)
- Surface Treatment Of Glass (AREA)
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012552226A JP2013518802A (ja) | 2010-02-10 | 2010-06-30 | 疎水中空ガラスミクロスフェアの製造方法及びその製造方法で製造された疎水中空ガラスミクロスフェア |
US13/266,421 US20120058343A1 (en) | 2010-02-10 | 2010-06-30 | Preparation Method Of Hydrophobic Hollow Glass Micro Bead And Hydrophobic Hollow Glass Micro Bead Thereof |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010101083075A CN101781083B (zh) | 2009-12-21 | 2010-02-10 | 憎水空心玻璃微珠制备方法和所制备的憎水空心玻璃微珠 |
CN201010108307.5 | 2010-02-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2011097777A1 true WO2011097777A1 (zh) | 2011-08-18 |
Family
ID=42521253
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2010/000988 WO2011097777A1 (zh) | 2010-02-10 | 2010-06-30 | 憎水空心玻璃微珠的制备方法和所制备的憎水空心玻璃微珠 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20120058343A1 (zh) |
JP (1) | JP2013518802A (zh) |
CN (1) | CN101781083B (zh) |
WO (1) | WO2011097777A1 (zh) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012134679A2 (en) * | 2011-03-07 | 2012-10-04 | 3M Innovative Properties Company | Hollow microspheres |
CN102219391B (zh) * | 2011-03-28 | 2013-10-30 | 华南理工大学 | 在玻璃基体上形成超疏水涂层的方法 |
KR101282988B1 (ko) * | 2011-05-11 | 2013-07-17 | 한승우 | 나노 구조를 갖는 발포 유리 입자 제조방법 |
CN102583973B (zh) * | 2012-03-06 | 2016-01-06 | 中国科学院理化技术研究所 | 一种空心玻璃微球软化学制备方法和所制空心玻璃微球及其应用 |
RU2509738C2 (ru) * | 2012-06-25 | 2014-03-20 | Михаил Рудольфович Предтеченский | Способ получения аппретированной алюмосиликатной микросферы |
CN103232170B (zh) * | 2013-05-10 | 2015-04-22 | 安徽工业大学 | 具有表面憎水性能空心玻璃微珠的制备方法 |
US9016090B2 (en) * | 2013-06-12 | 2015-04-28 | Hamid Hojaji | Glass microspheres comprising sulfide, and methods of producing glass microspheres |
CN103467017B (zh) * | 2013-09-02 | 2015-05-06 | 山东理工大学 | 一种玻璃微珠制备低密度油井固井水泥试块的制备方法 |
CN104402203B (zh) * | 2014-10-10 | 2016-08-24 | 瑞安市博远新材料股份有限公司 | 高成球率空心玻璃微珠制备工艺 |
US10196296B2 (en) | 2015-01-17 | 2019-02-05 | Hamid Hojaji | Fluid permeable and vacuumed insulating microspheres and methods of producing the same |
US9643876B2 (en) | 2015-10-04 | 2017-05-09 | Hamid Hojaji | Microspheres and methods of making the same |
CN106117831A (zh) * | 2016-07-29 | 2016-11-16 | 安徽普源分离机械制造有限公司 | 一种隔热的三元乙丙橡胶/poe的防水卷材及其制备方法 |
CN107286670A (zh) * | 2017-06-07 | 2017-10-24 | 常州兆威不锈钢有限公司 | 一种有机硅导热垫片的制备方法 |
CN107555808A (zh) * | 2017-09-06 | 2018-01-09 | 安徽凯盛基础材料科技有限公司 | 一种空心玻璃微珠表面疏水性处理的方法 |
US20220002190A1 (en) * | 2018-10-19 | 2022-01-06 | Universidad Técnica Federico Santa María | Functionalized hollow glass microspheres for recovering fine hydrophobic particles; method for preparing the microspheres; system for carrying out the method; method for recovering fine particles; and use of the microspheres |
CN112830755B (zh) * | 2021-01-22 | 2022-05-27 | 苏州大乘环保新材有限公司 | 一种高强塑型耐水石膏装饰材料及其制备方法 |
CN113443880B (zh) * | 2021-09-02 | 2021-11-30 | 佛山市东鹏陶瓷发展有限公司 | 一种轻质防水保温板及其制备工艺 |
CN115155521A (zh) * | 2022-07-14 | 2022-10-11 | 中国石油大学(华东) | 一种疏水颗粒物基溢油吸附剂的制备及应用 |
CN115678334B (zh) * | 2022-10-27 | 2024-03-08 | 航天科工武汉磁电有限责任公司 | 玻璃微珠包覆的吸波基体材料、制备方法及制备的涂料 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1123772A (zh) * | 1994-11-29 | 1996-06-05 | 淄博市新材料研究所 | 空心玻璃微球的制造方法 |
EP1541535A2 (de) * | 2003-12-12 | 2005-06-15 | Bene-fit GmbH | Herstellungsverfahren für Mikrohohlkugeln, Lösung dafür und Mikrohohlkugeln |
CN1990401A (zh) * | 2005-12-31 | 2007-07-04 | 曾佑成 | 空心玻璃微珠的制备方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3888957A (en) * | 1972-02-03 | 1975-06-10 | Philadelphia Quartz Co | Method of making hollow spheres by spray drying |
US4257799A (en) * | 1979-07-26 | 1981-03-24 | The United States Of America As Represented By The United States Department Of Energy | Method for producing small hollow spheres |
US4421562A (en) * | 1980-04-13 | 1983-12-20 | Pq Corporation | Manufacturing process for hollow microspheres |
US4340642A (en) * | 1980-06-20 | 1982-07-20 | Pq Corporation | Surface modified hollow microspheres |
US4411847A (en) * | 1980-06-20 | 1983-10-25 | Pq Corporation | Process for surface modified hollow microspheres |
US4336338A (en) * | 1980-08-15 | 1982-06-22 | The United States Of America As Represented By The United States Department Of Energy | Hollow microspheres of silica glass and method of manufacture |
CN1055905C (zh) * | 1996-11-21 | 2000-08-30 | 中国建筑材料科学研究院 | 晶化玻璃微珠及其生产工艺 |
CN1371878A (zh) * | 2001-02-19 | 2002-10-02 | 王家君 | 一种高折射玻璃微珠的生产方法和装置 |
US7125912B2 (en) * | 2001-10-09 | 2006-10-24 | Simax Technologies, Inc. | Doped sol-gel materials and method of manufacture utilizing reduced mixing temperatures |
AU2006216407A1 (en) * | 2005-02-24 | 2006-08-31 | James Hardie Technology Limited | Alkali resistant glass compositions |
CA2632760C (en) * | 2005-12-08 | 2017-11-28 | James Hardie International Finance B.V. | Engineered low-density heterogeneous microparticles and methods and formulations for producing the microparticles |
-
2010
- 2010-02-10 CN CN2010101083075A patent/CN101781083B/zh not_active Expired - Fee Related
- 2010-06-30 JP JP2012552226A patent/JP2013518802A/ja not_active Withdrawn
- 2010-06-30 US US13/266,421 patent/US20120058343A1/en not_active Abandoned
- 2010-06-30 WO PCT/CN2010/000988 patent/WO2011097777A1/zh active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1123772A (zh) * | 1994-11-29 | 1996-06-05 | 淄博市新材料研究所 | 空心玻璃微球的制造方法 |
EP1541535A2 (de) * | 2003-12-12 | 2005-06-15 | Bene-fit GmbH | Herstellungsverfahren für Mikrohohlkugeln, Lösung dafür und Mikrohohlkugeln |
CN1990401A (zh) * | 2005-12-31 | 2007-07-04 | 曾佑成 | 空心玻璃微珠的制备方法 |
Also Published As
Publication number | Publication date |
---|---|
JP2013518802A (ja) | 2013-05-23 |
US20120058343A1 (en) | 2012-03-08 |
CN101781083A (zh) | 2010-07-21 |
CN101781083B (zh) | 2011-12-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2011097777A1 (zh) | 憎水空心玻璃微珠的制备方法和所制备的憎水空心玻璃微珠 | |
CN102367353B (zh) | 一种低导热系数复合保温涂料及其制备方法 | |
CN110054864B (zh) | 一种高导热复合填料及其聚合物基复合材料的制备方法 | |
CN102583973B (zh) | 一种空心玻璃微球软化学制备方法和所制空心玻璃微球及其应用 | |
CN103589275A (zh) | 太阳能吸热涂料及其制作方法 | |
CN105271647A (zh) | 利用废玻璃制备空心玻璃微珠的方法 | |
CN112723801B (zh) | 一种水泥混凝土路面快速修补材料及其制备方法 | |
CN102618016B (zh) | 一种透光的隔热薄膜及其制备方法及其应用 | |
CN104891804B (zh) | 一种空心玻璃微珠及其制备方法 | |
CN103241723A (zh) | 一种介孔碳/二氧化硅复合纳米微球的制备方法 | |
CN109401494A (zh) | 纳米水性隔热阻燃涂料 | |
CN110590166A (zh) | 一种高漂浮率的空心玻璃微珠的制备方法 | |
CN109734369A (zh) | 一种以铁尾矿为原料常温常压制备的泡沫加气混凝土砌块及其制备方法 | |
CN107572568B (zh) | 一种微米级球形氧化铝粉体的制备方法 | |
CN115093608B (zh) | 一种核壳结构氮化硼材料的制备方法及其应用 | |
CN105601979A (zh) | 一种含膨胀石墨的酚醛泡沫的制备方法 | |
CN110041007B (zh) | 一种抗渗型大理石粉复合掺合料及其应用 | |
CN103146290B (zh) | 水性复合隔热保温涂料的制备方法 | |
AU2017304792A1 (en) | Method for manufacturing ultra-porous nano-SiO2 | |
CN103435312B (zh) | 一种轻质墙体砖的制备方法 | |
CN114075063B (zh) | 一种利用复合硅质料制备混凝土砌块的方法及其制备的蒸压加气混凝土砌块 | |
CN111517709B (zh) | 一种导电吸波功能型加气混凝土及其制备方法 | |
CN104402203B (zh) | 高成球率空心玻璃微珠制备工艺 | |
CN108929072B (zh) | 一种从铁尾矿制备氧化铁及纳米复合隔热保温材料的方法 | |
CN108410138B (zh) | 一种混凝土 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 10845451 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 13266421 Country of ref document: US |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2012552226 Country of ref document: JP |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 10845451 Country of ref document: EP Kind code of ref document: A1 |