CN1869154A - 一种疏水性超细纳米级阻燃剂氢氧化镁的制取方法 - Google Patents
一种疏水性超细纳米级阻燃剂氢氧化镁的制取方法 Download PDFInfo
- Publication number
- CN1869154A CN1869154A CNA2006100127648A CN200610012764A CN1869154A CN 1869154 A CN1869154 A CN 1869154A CN A2006100127648 A CNA2006100127648 A CN A2006100127648A CN 200610012764 A CN200610012764 A CN 200610012764A CN 1869154 A CN1869154 A CN 1869154A
- Authority
- CN
- China
- Prior art keywords
- aqueous solution
- solution
- deionized water
- magnesium hydroxide
- washing
- 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.)
- Granted
Links
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 title claims abstract description 55
- 239000000347 magnesium hydroxide Substances 0.000 title claims abstract description 54
- 229910001862 magnesium hydroxide Inorganic materials 0.000 title claims abstract description 54
- 238000002360 preparation method Methods 0.000 title claims abstract description 29
- 230000002209 hydrophobic effect Effects 0.000 title claims abstract description 27
- 239000003063 flame retardant Substances 0.000 title claims abstract description 25
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 117
- 239000007864 aqueous solution Substances 0.000 claims abstract description 58
- 239000002202 Polyethylene glycol Substances 0.000 claims abstract description 47
- 229920001223 polyethylene glycol Polymers 0.000 claims abstract description 47
- 239000000843 powder Substances 0.000 claims abstract description 46
- WRUGWIBCXHJTDG-UHFFFAOYSA-L magnesium sulfate heptahydrate Chemical compound O.O.O.O.O.O.O.[Mg+2].[O-]S([O-])(=O)=O WRUGWIBCXHJTDG-UHFFFAOYSA-L 0.000 claims abstract description 45
- 229940061634 magnesium sulfate heptahydrate Drugs 0.000 claims abstract description 45
- 238000000034 method Methods 0.000 claims abstract description 40
- PWHCIQQGOQTFAE-UHFFFAOYSA-L barium chloride dihydrate Chemical compound O.O.[Cl-].[Cl-].[Ba+2] PWHCIQQGOQTFAE-UHFFFAOYSA-L 0.000 claims abstract description 39
- 238000005406 washing Methods 0.000 claims abstract description 33
- 239000006087 Silane Coupling Agent Substances 0.000 claims abstract description 30
- 238000006243 chemical reaction Methods 0.000 claims abstract description 21
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 19
- 238000001914 filtration Methods 0.000 claims abstract description 19
- 238000001035 drying Methods 0.000 claims abstract description 17
- 239000013078 crystal Substances 0.000 claims abstract description 15
- 238000001514 detection method Methods 0.000 claims abstract description 13
- 230000008569 process Effects 0.000 claims abstract description 12
- 238000000227 grinding Methods 0.000 claims abstract description 11
- 238000009388 chemical precipitation Methods 0.000 claims abstract description 10
- 238000007873 sieving Methods 0.000 claims abstract description 8
- 239000002270 dispersing agent Substances 0.000 claims abstract description 7
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims abstract description 6
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 6
- 239000011777 magnesium Substances 0.000 claims abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 55
- 239000008367 deionised water Substances 0.000 claims description 51
- 229910021641 deionized water Inorganic materials 0.000 claims description 51
- 239000000243 solution Substances 0.000 claims description 50
- 239000000047 product Substances 0.000 claims description 34
- 238000003756 stirring Methods 0.000 claims description 31
- 239000000706 filtrate Substances 0.000 claims description 23
- 239000007787 solid Substances 0.000 claims description 20
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 19
- 239000011521 glass Substances 0.000 claims description 18
- 239000000126 substance Substances 0.000 claims description 16
- 239000007788 liquid Substances 0.000 claims description 13
- 238000001291 vacuum drying Methods 0.000 claims description 13
- 238000012986 modification Methods 0.000 claims description 11
- 230000004048 modification Effects 0.000 claims description 11
- 239000002994 raw material Substances 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 10
- 239000002244 precipitate Substances 0.000 claims description 9
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 7
- 230000032683 aging Effects 0.000 claims description 7
- 229920002523 polyethylene Glycol 1000 Polymers 0.000 claims description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 239000012535 impurity Substances 0.000 claims description 6
- 238000006011 modification reaction Methods 0.000 claims description 6
- 238000004451 qualitative analysis Methods 0.000 claims description 6
- 239000011259 mixed solution Substances 0.000 claims description 5
- 238000003860 storage Methods 0.000 claims description 5
- 238000004458 analytical method Methods 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 4
- CSNNHWWHGAXBCP-UHFFFAOYSA-L magnesium sulphate Substances [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 claims description 4
- 238000005259 measurement Methods 0.000 claims description 4
- 239000003607 modifier Substances 0.000 claims description 4
- 239000004570 mortar (masonry) Substances 0.000 claims description 4
- 239000012459 cleaning agent Substances 0.000 claims description 3
- 239000012467 final product Substances 0.000 claims description 3
- 229910052943 magnesium sulfate Inorganic materials 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 238000012512 characterization method Methods 0.000 claims description 2
- 238000003760 magnetic stirring Methods 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- 239000010703 silicon Substances 0.000 claims description 2
- 238000001179 sorption measurement Methods 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims 2
- 239000002253 acid Substances 0.000 claims 1
- 229910001626 barium chloride Inorganic materials 0.000 claims 1
- WDIHJSXYQDMJHN-UHFFFAOYSA-L barium chloride Chemical compound [Cl-].[Cl-].[Ba+2] WDIHJSXYQDMJHN-UHFFFAOYSA-L 0.000 claims 1
- 238000005260 corrosion Methods 0.000 claims 1
- 230000007797 corrosion Effects 0.000 claims 1
- XLYOFNOQVPJJNP-ZSJDYOACSA-N heavy water Substances [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 claims 1
- 239000012716 precipitator Substances 0.000 claims 1
- 239000011734 sodium Substances 0.000 claims 1
- 229910052938 sodium sulfate Inorganic materials 0.000 claims 1
- PMZURENOXWZQFD-UHFFFAOYSA-L sodium sulphate Substances [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims 1
- 230000001502 supplementing effect Effects 0.000 claims 1
- 239000002245 particle Substances 0.000 abstract description 9
- 150000002894 organic compounds Chemical class 0.000 abstract description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 abstract 1
- 238000003912 environmental pollution Methods 0.000 abstract 1
- 229910052749 magnesium Inorganic materials 0.000 abstract 1
- RVUXIPACAZKWHU-UHFFFAOYSA-N sulfuric acid;heptahydrate Chemical compound O.O.O.O.O.O.O.OS(O)(=O)=O RVUXIPACAZKWHU-UHFFFAOYSA-N 0.000 abstract 1
- 239000000463 material Substances 0.000 description 8
- 238000001556 precipitation Methods 0.000 description 7
- 238000012546 transfer Methods 0.000 description 6
- 238000007792 addition Methods 0.000 description 5
- 239000012796 inorganic flame retardant Substances 0.000 description 5
- 239000000779 smoke Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- RJZDMRDFMZFCRE-UHFFFAOYSA-L [OH-].[OH-].[Mg++].[SiH4] Chemical compound [OH-].[OH-].[Mg++].[SiH4] RJZDMRDFMZFCRE-UHFFFAOYSA-L 0.000 description 3
- 239000006227 byproduct Substances 0.000 description 3
- 229940045512 dihydrate barium chloride Drugs 0.000 description 3
- 230000001629 suppression Effects 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 2
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 2
- 229910052794 bromium Inorganic materials 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000000395 magnesium oxide Substances 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- -1 phosphorus halides Chemical class 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 229920002994 synthetic fiber Polymers 0.000 description 2
- 238000012876 topography Methods 0.000 description 2
- 206010003497 Asphyxia Diseases 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910019440 Mg(OH) Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- MPHCLXFWCXFAFC-UHFFFAOYSA-L barium(2+);dichloride;hydrate Chemical compound O.[Cl-].[Cl-].[Ba+2] MPHCLXFWCXFAFC-UHFFFAOYSA-L 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 208000012839 conversion disease Diseases 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 229960000935 dehydrated alcohol Drugs 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 231100000053 low toxicity Toxicity 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 229910001629 magnesium chloride Inorganic materials 0.000 description 1
- 235000019341 magnesium sulphate Nutrition 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 230000000877 morphologic effect Effects 0.000 description 1
- 239000011858 nanopowder Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000012487 rinsing solution Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 230000001568 sexual effect Effects 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- PHCBRBWANGJMHS-UHFFFAOYSA-J tetrasodium;disulfate Chemical compound [Na+].[Na+].[Na+].[Na+].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O PHCBRBWANGJMHS-UHFFFAOYSA-J 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Landscapes
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100127648A CN100357394C (zh) | 2006-05-29 | 2006-05-29 | 一种疏水性超细纳米级阻燃剂氢氧化镁的制取方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100127648A CN100357394C (zh) | 2006-05-29 | 2006-05-29 | 一种疏水性超细纳米级阻燃剂氢氧化镁的制取方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1869154A true CN1869154A (zh) | 2006-11-29 |
| CN100357394C CN100357394C (zh) | 2007-12-26 |
Family
ID=37442936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100127648A Expired - Fee Related CN100357394C (zh) | 2006-05-29 | 2006-05-29 | 一种疏水性超细纳米级阻燃剂氢氧化镁的制取方法 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100357394C (zh) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101173115B (zh) * | 2007-10-27 | 2010-06-02 | 太原理工大学 | 超细氢氧化镁表面改性方法 |
| CN102822244A (zh) * | 2010-04-09 | 2012-12-12 | 道康宁公司 | 固体硅烷 |
| WO2013003944A1 (en) | 2011-07-06 | 2013-01-10 | National Research Counsil Of Canada | Fire-resistant cellulosic material |
| CN104611763A (zh) * | 2014-12-25 | 2015-05-13 | 武汉工程大学 | 一种以磷尾矿为原料生产原位改性纳米氢氧化镁晶须的工艺 |
| CN111154142A (zh) * | 2019-08-30 | 2020-05-15 | 安徽理工大学 | 一种疏水阻燃剂及其制备方法 |
| CN116534880A (zh) * | 2023-05-11 | 2023-08-04 | 安徽元梦生物基材料科技有限公司 | 氧化石墨烯硅氧烷疏水改性纳米Mg(OH)2的制备及其阻燃抗菌聚乳酸材料 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1359853A (zh) * | 2000-12-19 | 2002-07-24 | 中国科学技术大学 | 针状或薄片状纳米氢氧化镁及其制备方法 |
| CN1389521A (zh) * | 2002-06-26 | 2003-01-08 | 冯永成 | 高抑烟型阻燃剂纳米氢氧化镁的制备及表面处理新方法 |
| CN1241977C (zh) * | 2003-11-04 | 2006-02-15 | 上海大学 | 纳米氢氧化镁阻燃剂的制造方法 |
| CN1222475C (zh) * | 2003-11-08 | 2005-10-12 | 山东海化集团有限公司 | 超细高分散氢氧化镁的制备方法 |
-
2006
- 2006-05-29 CN CNB2006100127648A patent/CN100357394C/zh not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101173115B (zh) * | 2007-10-27 | 2010-06-02 | 太原理工大学 | 超细氢氧化镁表面改性方法 |
| CN102822244A (zh) * | 2010-04-09 | 2012-12-12 | 道康宁公司 | 固体硅烷 |
| CN102822244B (zh) * | 2010-04-09 | 2016-02-03 | 道康宁公司 | 固体硅烷 |
| WO2013003944A1 (en) | 2011-07-06 | 2013-01-10 | National Research Counsil Of Canada | Fire-resistant cellulosic material |
| US9175147B2 (en) | 2011-07-06 | 2015-11-03 | National Research Council Of Canada | Fire-resistant cellulosic material |
| CN104611763A (zh) * | 2014-12-25 | 2015-05-13 | 武汉工程大学 | 一种以磷尾矿为原料生产原位改性纳米氢氧化镁晶须的工艺 |
| CN111154142A (zh) * | 2019-08-30 | 2020-05-15 | 安徽理工大学 | 一种疏水阻燃剂及其制备方法 |
| CN116534880A (zh) * | 2023-05-11 | 2023-08-04 | 安徽元梦生物基材料科技有限公司 | 氧化石墨烯硅氧烷疏水改性纳米Mg(OH)2的制备及其阻燃抗菌聚乳酸材料 |
| CN116534880B (zh) * | 2023-05-11 | 2025-04-25 | 安徽元梦生物基材料科技有限公司 | 氧化石墨烯硅氧烷疏水改性纳米Mg(OH)2的制备及其阻燃抗菌聚乳酸材料 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100357394C (zh) | 2007-12-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1036658C (zh) | 球状二氧化硅的制备方法 | |
| CN101428805B (zh) | 含氟硅渣的利用技术 | |
| CN1445169A (zh) | 氧化铁的制备方法 | |
| CN104556176B (zh) | 一种氧化铝纳米颗粒的制备方法 | |
| CN102992373B (zh) | 一种用电石渣制备轻质碳酸钙的方法 | |
| CN109650430A (zh) | 一种高镁含量石灰石制备纳米碳酸钙的方法 | |
| CN1308589A (zh) | 新型可分散的氢氧化铝,其制法及其在制催化剂中的应用 | |
| CN1869154A (zh) | 一种疏水性超细纳米级阻燃剂氢氧化镁的制取方法 | |
| CN110104666B (zh) | 基于水热碳化反应制备无水碳酸镁的方法 | |
| CN107188207A (zh) | 一种由纳米片组装成微米棒结构的氧化镁材料的制备方法 | |
| CN105347350A (zh) | 一种用硅微粉制备白炭黑的方法 | |
| CN112194146A (zh) | 一种高比表面积生物质基纳米二氧化硅的制备方法 | |
| Qin et al. | Effect of calcination temperature on the presence pattern of calcium ions in slag-based geopolymer microspheres and visible light photocatalytic degradation of tetracycline hydrochloride | |
| CN1107804A (zh) | 除去盐溶液中硫酸根离子的方法 | |
| CN102259928B (zh) | 一种制备Mn3O4纳米颗粒的方法 | |
| Zhang et al. | Effect of TiO2/montmorillonite on the photocatalytic and mechanical properties of cementitious materials | |
| CN1159226C (zh) | 纳米稀土氧化物的球磨固相化学反应制备法 | |
| CN120425459A (zh) | 一种用脱硫石膏制备高纯硫酸钙晶须的工艺及硫酸钙晶须 | |
| CN1424257A (zh) | 稀土氢氧化物纳米管及系列稀土化合物纳米管的合成方法 | |
| CN116654966B (zh) | 一种纳米氢氧化钙及其制备方法 | |
| CN117942940A (zh) | 一种H2TiO3@GO层状复合型锂离子筛及其制备方法 | |
| CN1149178C (zh) | 合成的铜矾石型化合物及其制备方法 | |
| CN1613775A (zh) | 以偏钛酸为主要原料制备金红石型二氧化钛电子粉体的方法 | |
| JP2008137845A (ja) | 酸化マグネシウムの製造方法 | |
| CN102701254B (zh) | 一种碳酸钙圆片的制备方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Foshan Jinge Fire-Fighting Materails Co., Ltd. Assignor: Taiyuan University of Technology Contract fulfillment period: 2008.2.5 to 2013.2.4 contract change Contract record no.: 2009440001138 Denomination of invention: Preparation method of hydrophobic ultrafine nanometer fire retardant magnesium hydroxide Granted publication date: 20071226 License type: Exclusive license Record date: 2009.8.7 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.2.5 TO 2013.2.4; CHANGE OF CONTRACT Name of requester: FOSHAN CITY JINGE FIRE-FIGHTING MATERIALS CO., LTD Effective date: 20090807 |




