DK2732092T3 - Hydrofobiserede calciumkarbonatpartikler - Google Patents
Hydrofobiserede calciumkarbonatpartikler Download PDFInfo
- Publication number
- DK2732092T3 DK2732092T3 DK12733156.9T DK12733156T DK2732092T3 DK 2732092 T3 DK2732092 T3 DK 2732092T3 DK 12733156 T DK12733156 T DK 12733156T DK 2732092 T3 DK2732092 T3 DK 2732092T3
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- DK
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- Prior art keywords
- calcium carbonate
- acid
- precipitated calcium
- ground calcium
- ground
- Prior art date
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/288—Treatment of water, waste water, or sewage by sorption using composite sorbents, e.g. coated, impregnated, multi-layered
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
- B01J20/28016—Particle form
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28054—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
- B01J20/28057—Surface area, e.g. B.E.T specific surface area
- B01J20/28059—Surface area, e.g. B.E.T specific surface area being less than 100 m2/g
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
- B01J20/3231—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the coating or impregnating layer
- B01J20/3242—Layers with a functional group, e.g. an affinity material, a ligand, a reactant or a complexing group
- B01J20/3244—Non-macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/285—Treatment of water, waste water, or sewage by sorption using synthetic organic sorbents
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/02—Agents for preventing deposition on the paper mill equipment, e.g. pitch or slime control
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28054—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
- B01J20/28078—Pore diameter
- B01J20/28085—Pore diameter being more than 50 nm, i.e. macropores
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B5/00—Water
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/26—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof
- C02F2103/28—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof from the paper or cellulose industry
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/63—Inorganic compounds
- D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
- D21H17/675—Oxides, hydroxides or carbonates
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/63—Inorganic compounds
- D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
- D21H17/69—Water-insoluble compounds, e.g. fillers, pigments modified, e.g. by association with other compositions prior to incorporation in the pulp or paper
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Wood Science & Technology (AREA)
- Inorganic Chemistry (AREA)
- Nanotechnology (AREA)
- Paper (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
Claims (24)
1. Fremgangsmåde til at reducere pitch i et vandigt medie genereret i en papirfremstillings- eller pulpningsproces, omfattende de følgende trin: a) at tilvejebringe et vandigt medie omfattende pitch genereret i en papirfremstillings- eller pulpningsproces; b) at tilvejebringe et formalet calciumkarbonat og/eller et præcipiteret calciumkarbonat, hvor kilden til formalet calciumkarbonat (GCC) vælges fra marmor, kridt, calcit, dolomit, kalksten og blandinger deraf og/eller det præcipiterede calciumkarbonat (PCC) vælges fra en eller flere af aragonitiske, vateritiske og calcitiske mineralogiske krystalformer; c) at tilvejebringe et hydrofobiseringsmiddel valgt fra en alifatisk carboxylsyre med mellem 5 og 24 kulstofatomer; d) at bringe i kontakt det formalede calciumkarbonat og/eller det præcipiterede calciumkarbonat af trin b) med hydrofobiseringsmidlet af trin c) for at opnå et hydrofobiseret formalet calciumkarbonat og/eller et hydrofob ise ret præcipiteret calciumkarbonat; og e) at bringe i kontakt det vandige medie tilvejebragt i trin a) med det hydrofobiserede formalede calciumkarbonat og/eller det hydrofob ise rede præcipiterede calciumkarbonat opnået i trin d).
2. Fremgangsmåden ifølge krav 1, hvor det formalede calciumkarbonat og/eller det præcipiterede calciumkarbonat er i formen af et pulver eller i formen af opslæmning.
3. Fremgangsmåden ifølge et hvilket som helst af de foregående krav, hvor de formalede calciumkarbonatpartikler og/eller de præcipiterede calciumkarbonatpartikler har en vægtgennemsnitlig partikeldiameter dso værdi på fra 0,1 til 50 pm, fortrinsvis fra 0,1 til 25 pm, mere fortrinsvis fra 0,1 til 15 pm og mest fortrinsvis fra 0,5 til 5 pm, målt i henhold til sedimentationsfremgangsmåden.
4. Fremgangsmåden ifølge et hvilket som helst af de foregående krav, hvor de formalede calciumkarbonatpartikler og/eller de præcipiterede calciumkarbonatpartikler har et specifikt overfladeareal på fra 0,5 m2/g til 25 m2/g, fortrinsvis 0,5 m2/g til 15 m2/g og mere fortrinsvis 1 m2/g til 11 m2/g, målt under anvendelse af nitrogen og BET-fremgangsmåden.
5. Fremgangsmåden ifølge et hvilket som helst af de foregående krav, hvor hydrofobiseringsmidlet vælges fra gruppen bestående af pentanonsyre, hexansyre, heptansyre, octansyre, nonansyre, decansyre, udecansyre, laurinsyre, tridecansyre, myristinsyre, pentadecansyre, palmitinsyre, heptadecansyre, stearinsyre, nonadecansyre, arachinsyre, heneicosylsyre, behensyre, tricosylsyre, lignocerinsyre og blandinger deraf, fortrinsvis hydrofobiseringsmidlet vælges fra gruppen bestående af octansyre, decansyre, laurinsyre, myristinsyre, palmitinsyre, stearinsyre, arachinsyre og blandinger deraf og mest fortrinsvis hydrofobiseringsmidlet vælges fra gruppen bestående af myristinsyre, palmitinsyre, stearinsyre og blandinger deraf.
6. Fremgangsmåden ifølge et hvilket som helst af de foregående krav, hvor hydrofobiseringsmidlet omfatter en blanding af to alifatiske carboxylsyrer med mellem 5 og 24 kulstofatomer, med det forbehold at en alifatisk carboxylsyre er stearinsyre.
7. Fremgangsmåden ifølge krav 6, hvor en alifatisk carboxylsyre er stearinsyre og den anden vælges fra gruppen bestående af octansyre, myristinsyre, palmitinsyre, arachinsyre, behensyre og lignocerinsyre.
8. Fremgangsmåden ifølge et hvilket som helst af de foregående krav, hvor trin d) udføres ved at blande det formalede calciumkarbonat og/eller et præcipiteret calciumkarbonat med hydrofobiseringsmidlet.
9. Fremgangsmåden ifølge et hvilket som helst af de foregående krav, hvor trin d) udføres ved at både det formalede calciumkarbonat og/eller det præcipiterede calciumkarbonat af trin b) og hydrofobiseringsmidlet af trin c) tilvejebringes i den tørre tilstand eller i et solvent.
10. Fremgangsmåden ifølge et hvilket som helst af kravene 1 til 9, hvor trin d) udføres ved at enten det formalede calciumkarbonat og/eller det præcipiterede calciumkarbonat af trin b) eller hydrofobiseringsmidlet af trin c) tilvejebringes i et solvent.
11. Fremgangsmåden ifølge et hvilket som helst af de foregående krav, hvor trin d) udføres under forhøjet temperatur således at hydrofobiseringsmidlet er i den flydende eller smeltede tilstand.
12. Fremgangsmåden ifølge krav 11, hvor trin d) udføres ved en temperatur på mindst 50 °C, fortrinsvis på mindst 75 °C, mere fortrinsvis på mellem 50 °C og 120 °C og mest fortrinsvis på mellem 70 °C og 100 °C.
13. Fremgangsmåden ifølge et hvilket som helst af de foregående krav, hvor det vandige medie som skal behandles bringes i kontakt med 0,05 til 20 vægtprocent, fortrinsvis med 0,5 til 10 vægtprocent og mest fortrinsvis med 0,1 til 5 vægtprocent af det hydrofobiserede formalede calciumkarbonat og/eller det hydro fo bise rede præcipiterede calciumkarbonat, baseret på den samlede vægt af det vandige medie.
14. Fremgangsmåden ifølge et hvilket som helst af de foregående krav, hvor det hydrofobiserede formalede calciumkarbonat og/eller det hydrofobiserede præcipiterede calciumkarbonat opnået i trin d) anvendes i pulverform og/eller i formen af granulater eller i formen af opslæmning.
15. Fremgangsmåden ifølge et hvilket som helst af de foregående krav, hvor pH'en af pitchen indeholdende vandigt medium justeres til en værdi > 6, mere fortrinsvis > 6,5 og endnu mere fortrinsvis > 7 forud for tilsætningen af det hydrofobiserede formalede calciumkarbonat og/eller det hydrofobiserede præcipiterede calciumkarbonat.
16. Fremgangsmåden ifølge et hvilket som helst af de foregående krav, hvor pitchen indeholdende vandigt medium vælges fra gruppen omfattende mekanisk fibermasse, f.eks. formalet træ, TMP (termomekanisk fibermasse), eller kemisk-termomekanisk fibermasse (CTMP), samt kemisk fibermasse, f.eks. kraftfibermasse eller sulfatfibermasse, eller genbrugt fibermasse brugt i papirfremstillingsprocessen.
17. Hydrofob ise ret formalet calciumkarbonat og/eller et hydrofob ise ret præcipiteret calciumkarbonat hvor mellem 10 % og 19 % af det specifikke overfladeareal af det formalede calciumkarbonat og/eller det præcipiterede calciumkarbonat er dækket af en coating bestående af en alifatisk carboxylsyre med mellem 5 og 24 kulstofatomer og reaktionsprodukter deraf, og hvor kilden af formalet calciumkarbonat (GCC) vælges fra marmor, kridt, calcit, dolomit, kalksten og blandinger deraf og/eller det præcipiterede calciumkarbonat (PCC) vælges fra en eller flere af aragonitiske, vateritiske og calcitiske mineralogiske krystalformer.
18. Det hydrofob ise rede formalede calciumkarbonat og/eller det hydrofob ise rede præcipiterede calciumkarbonat ifølge krav 17, hvor mellem 10 % og 19 % af det specifikke overfladeareal af det formalede calciumkarbonat og/eller det præcipiterede calciumkarbonat er dækket af en coating bestående af stearinsyre og reaktionsprodukter deraf.
19. Det hydrofob ise rede formalede calciumkarbonat og/eller det hydrofob ise rede præcipiterede calciumkarbonat ifølge krav 7 eller 18, hvor mellem 13 % og 17 % af det specifikke overfladeareal af det formalede calciumkarbonat og/eller det præcipiterede calciumkarbonat er dækket af en coating bestående af en alifatisk carboxylsyre med mellem 5 og 24 kulstofatomer og reaktionsprodukter deraf, fortrinsvis med en coating bestående af stearinsyre og reaktionsprodukter deraf.
20. Det hydrofob ise rede formalede calciumkarbonat og/eller det hydrofob ise rede præcipiterede calciumkarbonat ifølge et hvilket som helst af kravene 17 til 19, hvor de formalede calciumkarbonatpartikler og/eller de præcipiterede calciumkarbonatpartikler har en vægtgennemsnitlig partikeldiameter dso værdi på fra 0,1 til 50 pm, fortrinsvis fra 0,1 til 25 pm, mere fortrinsvis fra 0,1 til 15 pm og mest fortrinsvis fra 0,5 til 5 pm, målt i henhold til sedimentationsfremgangsmåden.
21. Det hydrofob ise rede formalede calciumkarbonat og/eller det hydrofob ise rede præcipiterede calciumkarbonat ifølge et hvilket som helst af kravene 17 til 20, hvor de formalede calciumkarbonatpartikler og/eller de præcipiterede calciumkarbonatpartikler har et specifikt overfladeareal på fra 0,5 m2/g til 25 m2/g, fortrinsvis 0,5 m2/g til 15 m2/g og mere fortrinsvis 1 m2/g til 11 m2/g, målt under anvendelse af nitrogen og BET-fremgangsmåden.
22. Det hydrofob ise rede formalede calciumkarbonat og/eller det hydrofob ise rede præcipiterede calciumkarbonat ifølge et hvilket som helst af kravene 17 til 21, hvor det hydrofobiserede formalede calciumkarbonat og/eller det hydrofob ise rede præcipiterede calciumkarbonat er i pulverform og/eller i formen af granulater eller i formen af opslæmning.
23. Anvendelse af det hydrofobiserede formalede calciumkarbonat og/eller det hydrofobiserede præcipiterede calciumkarbonat ifølge et hvilket som helst af kravene 17 til 22 til at reducere mængden af pitch i et vandigt medie genereret i en papirfremstillings- eller pulpningsproces.
24. Komposit omfattende det hydrofobiserede formalede calciumkarbonat og/eller det hydrofobiserede præcipiterede calciumkarbonat ifølge et hvilket som helst af kravene 17 til 22 og pitch.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP11173471.1A EP2546410B1 (en) | 2011-07-11 | 2011-07-11 | Hydrophobised calcium carbonate particles |
US201161508730P | 2011-07-18 | 2011-07-18 | |
PCT/EP2012/063461 WO2013007717A1 (en) | 2011-07-11 | 2012-07-10 | Hydrophobised calcium carbonate particles |
Publications (1)
Publication Number | Publication Date |
---|---|
DK2732092T3 true DK2732092T3 (da) | 2016-07-25 |
Family
ID=44532609
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK11173471.1T DK2546410T3 (da) | 2011-07-11 | 2011-07-11 | Hydrofobiserede calciumcarbonatpartikler |
DK12733156.9T DK2732092T3 (da) | 2011-07-11 | 2012-07-10 | Hydrofobiserede calciumkarbonatpartikler |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK11173471.1T DK2546410T3 (da) | 2011-07-11 | 2011-07-11 | Hydrofobiserede calciumcarbonatpartikler |
Country Status (23)
Country | Link |
---|---|
US (2) | US10322946B2 (da) |
EP (2) | EP2546410B1 (da) |
JP (1) | JP5882460B2 (da) |
KR (1) | KR101529445B1 (da) |
CN (1) | CN103748282B (da) |
AR (1) | AR088137A1 (da) |
AU (1) | AU2012282543B2 (da) |
BR (1) | BR112014000657B1 (da) |
CA (2) | CA2998017C (da) |
CL (1) | CL2014000038A1 (da) |
CO (1) | CO6842014A2 (da) |
DK (2) | DK2546410T3 (da) |
ES (2) | ES2446390T3 (da) |
HR (2) | HRP20140078T1 (da) |
MY (1) | MY165112A (da) |
PL (2) | PL2546410T3 (da) |
PT (2) | PT2546410E (da) |
RS (2) | RS53163B (da) |
RU (1) | RU2556517C1 (da) |
SI (2) | SI2546410T1 (da) |
TW (2) | TWI527953B (da) |
UY (1) | UY34192A (da) |
WO (1) | WO2013007717A1 (da) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2536787T3 (es) * | 2011-08-31 | 2015-05-28 | Omya International Ag | Proceso para preparar suspensiones de partículas de pigmentos autoaglutinantes |
RU2628862C2 (ru) * | 2012-04-16 | 2017-08-22 | Стора Энсо Оий | Способ автоматического определения содержания липких включений в процессе вторичной переработки волокон |
US9422419B2 (en) * | 2012-05-08 | 2016-08-23 | Maruo Calcium Co., Ltd. | Surface-treated calcium carbonate filler, and curable resin composition containing the filler |
FR3002539B1 (fr) | 2013-02-22 | 2017-03-10 | Coatex Sas | Agent d'hydrophobisation et utilisation pour traiter en surface des particules de matiere minerale. |
CN105377575B (zh) | 2013-04-26 | 2017-12-08 | 太平洋纳米产品公司 | 包括沉淀碳酸钙的纤维结构无定形二氧化硅、由其制造的物质组合物、及其使用方法 |
ES2643593T3 (es) * | 2014-02-21 | 2017-11-23 | Omya International Ag | Proceso para la preparación de un producto con carga de carbonato de calcio |
EP2933375B1 (en) | 2014-04-16 | 2018-12-19 | Omya International AG | Adsorbing and/or reduction of the amount of organic materials in an aqueous medium by using colloidal precipitated calcium carbonate |
US10647143B2 (en) | 2014-05-26 | 2020-05-12 | Omya International Ag | Calcium carbonate for rotogravure printing medium |
HUE034500T2 (en) * | 2014-05-26 | 2018-02-28 | Omya Int Ag | Process for the production of crumbs containing calcium carbonate |
SI3042878T1 (sl) * | 2015-01-07 | 2019-07-31 | Omya International Ag | Postopek za pridobivanje ultrafinih GCC z visoko zmožnostjo razprševanja svetlobe in visoko vsebnostjo trdih delcev |
CN106189266A (zh) * | 2016-08-05 | 2016-12-07 | 中玺新材料(安徽)有限公司 | 一种疏水型复合碳酸钙及其制备方法 |
CN110573578B (zh) * | 2017-04-24 | 2022-07-19 | 伊梅斯切公司 | 用于树油脂和/或胶粘剂控制的经涂覆的碳酸钙 |
KR102186700B1 (ko) * | 2017-05-19 | 2020-12-04 | (주)엘지하우시스 | 소수성 수산화알루미늄 및 그 제조 방법 |
RU2671227C1 (ru) * | 2017-08-04 | 2018-10-30 | Общество с ограниченной ответственностью "Воронежский завод минерального порошка" | Активированный минеральный порошок для асфальтобетонных смесей и способ его получения |
CN107973365B (zh) * | 2017-12-29 | 2020-01-10 | 吉林化工学院 | 一种用于处理含染料废水的吸附剂、其制备方法及其应用 |
CN110054796B (zh) * | 2019-03-22 | 2021-08-03 | 深圳九星印刷包装集团有限公司 | 超疏水层及其制备方法和应用 |
CN110128851B (zh) * | 2019-04-19 | 2020-11-03 | 清华大学 | 一种疏水纳米碳酸钙的制备方法 |
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