I-agent yokuvikela yokuhlala kwe-silica efumekile
I-agent yokuvikela yokuhlala kwe-silica efumekile
I-agent yokuvikela yokuhlala kwe-silica efumekile
FOB
Imininingwane yemithombo
Imibuzo evamile
Ukubonisa umlingani
1. Ukubuka KweMikhiqizo I-Fumed silica iyinano-powder esebenzayo eyenziwe ngenqubo ye-fumed (ukuhlanza okushisayo kwe-silicon tetrachloride emlilweni we-oxy-hydrogen). Ingashintshwa ubuso (uhlobo lwe-hydrophobic) noma igcine izici zayo ezisemqoka ze-hydrophilic ngokuya ngezidingo zokusebenza. Umkhiqizo uhambisana ngokuqinile nezindinganiso zezimboni, izincazelo zomhlaba wonke ze-ISO 1248-2019, kanye nezidingo zokulawulwa kwe-EU REACH. I-Zhonglian Fumed Silica inezici eziyisisekelo ezihlanganisa ukuhlanzeka okuphezulu kakhulu (≥99.8%), usayizi we-particle oyinhloko wesikali se-nano (7-40nm), kanye nesakhiwo esihlanganisiwe esifana nenethiwekhi (indawo ethile yokuphila: 50-400 m²/g). Phakathi kwazo, uhlobo lwe-hydrophilic lukhombisa i-hydrophilicity enhle kanye nokuhlangana, kanti uhlobo lwe-hydrophobic lukhombisa i-hydrophobicity ephawulekayo (ukulandelana kwamanzi ≥120°, uku吸湿 ≤0.5%). Ku-sistimu ye-adhesive, coating, kanye nezinto ezihlanganisiwe, inikeza imisebenzi eyisisekelo efana nokwandisa, ukuthuthukiswa kwe-thixotropy, ukuvimbela ukuhamba, ukuvimbela ukuwa, ukuqina, kanye nokumelana nokuhlaselwa. Ngasikhathi sinye, inezinga elihle lokuzinza kwemichiza futhi iyahambisana nezinhlelo zokukhiqiza ezahlukene kufaka phakathi ezisekelwe kumaseli, ezingenamaseli, nezisekelwe emanzini, ihlangabezana nezidingo eziqinile zokusebenza okuqhubekayo nokwethembeka emikhiqizweni ephakathi naphakathi. 2. Ithebula Lezici Zobuchwepheshe Ipharamitha Into Ulwazi Oluningiliziwe Igama Lomkhiqizo I-Fumed Silica Ubukeka I-nano-powder emhlophe e-fluffy Usayizi We-Particle Oyisisekelo 7-40nm (ungalungiswa ngokunembile ngokuya ngezimo zokusebenza) Okuqukethwe Kwe-Silica ≥99.8% (esisekelwe emanzini) Inani le-pH 3.8-5.5 (Uhlobo lwe-Hydrophilic); 5.0-7.0 (Uhlobo lwe-Hydrophobic) Ukulahleka Ngokomoya ≤5% (105℃/2h, Uhlobo lwe-Hydrophilic); ≤0.5% (105℃/2h, Uhlobo lwe-Hydrophobic) Indawo Ethile Yokuphila 50-400m²/g (indlela ye-BET) Umshintshi Wobuso Uhlobo lwe-Hydrophilic: Akukho (amaqembu e-hydroxyl ayisisekelo); Uhlobo lwe-Hydrophobic: I-Dimethyldichlorosilane, I-Hexamethyldisilazane, njll. (uhlobo lokushintsha olungashintshwa) Isimo Sobuso Uhlobo lwe-Hydrophilic: Ukulandelana kwamanzi ≤30°, kulula ukuhamba ezinhlelweni zamanzi; Uhlobo lwe-Hydrophobic: Ukulandelana kwamanzi ≥120°, uku吸湿 okujwayelekile ≤0.3% Ubukhulu Be-Density 40-120g/L (ubukhulu obuphansi, kulula ukuhamba nokuhlanganisa) Okuqukethwe Kwe-Metal Eningi I-Lead ≤3mg/kg, I-Arsenic ≤1mg/kg, I-Cadmium ≤1mg/kg Ukuhamba Uhlobo lwe-Hydrophilic: Hlanganisa ku-2000r/min imizuzu engu-20 ezinhlelweni zamanzi, ukuhamba okujwayelekile ≥99.5%; Uhlobo lwe-Hydrophobic: Hlanganisa ku-2000r/min imizuzu engu-20 ku-epoxy resin, ukuhamba okujwayelekile ≥99.5% (akukho ukuhlanganiswa okubukwayo) Ukukhulisa Nokuthuthukiswa Kwe-Thixotropy Uhlobo lwe-Hydrophobic: Faka u-1.5% ku-adhesive ye-polyurethane, i-viscosity ikhuphuka ngo-300%-800%, I-Thixotropic Index (TI) ≥5.0; Uhlobo lwe-Hydrophilic: Faka u-1.0% ku-coating esekelwe emanzini, i-viscosity ikhuphuka ngo-200%-500% Isimo Sokuvimbela Ukuhamba Uhlobo lwe-Hydrophobic: Faka u-2% ku-coating yokuvikela i-solvent, akukho ukuhamba okubukwayo ngemva kwezinsuku eziyi-48, ukuhamba kwepigment ≤0.5%; Uhlobo lwe-Hydrophilic: Faka u-1.2% ku-latex paint esekelwe emanzini, akukho ukuhamba okubukwayo ngemva kwezinsuku eziyi-72 Ukupakisha Ibhakede le-valve le-10kg Isikhathi Sokulethwa Imodeli ejwayelekile (faka uhlobo lwe-hydrophilic/standard hydrophobic): Izinsuku eziyi-5-10; Imodeli ezishintshwe ngokwezifiso/ezine-surface area ethile: Izinsuku eziyi-15-22 Isampula Mahhala (≤100g, zombili izinhlobo ze-hydrophilic ne-hydrophobic zikhona) Umthamo Wokukhiqiza Umugqa wokukhiqiza okhethekile we-fumed silica: amathani angama-6,000/ngonyaka (faka uchungechunge lwe-hydrophilic ne-hydrophobic) 3. Incazelo Yokusebenza Ngokuthembela ku-nanostructure yayo kanye nezinzuzo zokushintsha kwe-hydrophilic/hydrophobic, i-Zhonglian Fumed Silica inikeza izixazululo zokuthuthukisa ukusebenza eziningi ezidingweni eziyisisekelo zokukhiqiza ezindaweni ze-adhesives, coatings, izinto ezihlanganisiwe, amakhemikhali okudla nezinye izinkambu. Izinzuzo ezithile zokusebenza zimi kanje: 3.1 Inkambu Ye-Adhesive •Uhlobo lwe-Hydrophobic: Faka u-1%-2% ku-epoxy resin ukuze ukhuphule i-viscosity futhi uvimbele ukuwa, amandla okuphikisana akhuphuka ngo-20%-40%. Ngemuva kokuguga ku-85℃/85%RH isikhathi esingama-1000h, izinga lokugcina amandla lingu-≥85%. Ingavimbela umswakama namabhakede ku-adhesives ye-polyurethane engenamaseli, efanelekile ezimweni eziphezulu zokunemba ezifana nokuhlanganiswa kwe-tab ye-battery ye-new energy. •Uhlobo lwe-Hydrophilic: Faka u-0.8%-1.5% ku-adhesives esekelwe emanzini ukuze uthuthukise ukuzinza kwesistimu, uvimbele ukuhamba kwezingxenye, futhi uthuthukise amandla okuhlanganisa ngo-15%-30%, efanelekile ezimweni zokuhlanganisa ezisekelwe emanzini ezifana nokupakisha nokwakha. 3.2 Inkambu Yokupenda •Uhlobo lwe-Hydrophobic: Faka u-1.5%-3% ku-coatings zezimboni ezisekelwe kumaseli, ngaphandle kokuhamba okuqinile ngemva kokuma izinsuku eziyi-72; Faka u-1.2%-2.0% ku-coatings zezinkuni ezisekelwe emanzini ukuze uthuthukise ukumelana namanzi (akukho ukujolisa ngemva kokufakwa emanzini abilayo isikhathi esingama-2h) kanye nokumelana nokuhlaselwa (ubukhulu bepensela ye-HB → 2H), ngokunciphisa kokukhanya ≤1.5%; Efanelekile kumacasinge e-3C ku-coatings ezivuselelwa yi-UV, ukumelana nezinga lokushisa eliphezulu le-300℃ nokugcina ukuzinza kwe-thixotropic. •Uhlobo lwe-Hydrophilic: Faka u-1.0%-1.5% ku-latex paint esekelwe emanzini ukuze uvimbele ukuhamba kwepigment, uthuthukise isimo sokuhamba, futhi ukhuphule ukumelana nokuhlanza ku-≥2000 cycles; Faka u-0.5%-1.0% ku-agent yokwelapha amanzi ukuze uthuthukise umphumela we-flocculation kanye nokusebenza kokumunca. 3.3 Ukuhambisana Kwe-Multi-field •I-Sealant: Faka u-2%-3% uhlobo lwe-hydrophobic ukuze uthuthukise i-tensile modulus kanye ne-rate yokubuyisela (≥90%) futhi uvimbele ukuhamba kokushisa; Uhlobo lwe-Hydrophilic lufanelekile kuma-sealants asekelwe emanzini ukuze uthuthukise ukuhlanganiswa. •Izinto Ezihlanganisiwe: Zigcwalisa izikhala zokuxhumana; Uhlobo lwe-Hydrophobic luthuthukisa ukumelana nokushisa kwemvula kwezinto ezihlanganisiwe, amandla okuphikisana akhuphuka ngo-15%-25%; Uhlobo lwe-Hydrophilic luthuthukisa ukuhambisana nezinto ezingezona ezikhiqizwayo. •Umkhakha Wezokudla: Uhlobo lwe-Hydrophilic luhlangabezana nezindinganiso zokudla futhi lusetshenziswa njenge-agent yokuvimbela ukuhlanganiswa kanye ne-thickener ezindaweni zokudla ezipholile; Uhlobo lwe-Hydrophobic lusetshenziswa kumakhemikhali ukuze kuthuthukiswe ukumelana namanzi (IPX6) kanye nomuzwa wesikhumba. 3.4 Ukuhambisana Kwe-Multi-system Uhlobo lwe-Hydrophilic luhambisana nezinhlelo zamanzi nezisombululo ezipholile, ezifana ne-coatings ezisekelwe emanzini kanye nezithako zokudla; Uhlobo lwe-Hydrophobic luhambisana nezinhlelo ezisekelwe kumaseli nezingenamaseli, ezifana ne-coatings ezisekelwe kumaseli kanye ne-adhesives ezishisayo. Imodeli ezine-surface area ephansi (50-100 m²/g) ikhethwa kuma-coatings e-OEM ezimoto, ngokukhanya ≤3%; Imodeli ezine-surface area ephezulu ye-hydrophobic (300-400 m²/g) isetshenziswa kuma-adhesives e-blade ye-wind turbine, ukumelana nezimo ze- -40℃ kuya ku-80℃ ngokuthuthukiswa okukhulu kwe-thixotropic. 4. Izinzuzo ZeFektri •Ikhono Lokwenza Ngokwezifiso: Ingashintsha izici zobuso (i-hydrophilic enezigaba ze-hydroxyl ezigcinwe/uhlobo lwe-modifier ye-hydrophobic) kanye nezici ezithile ze-surface area ngokuya ngezimo zamakhasimende. Isibonelo, thuthukisa imodeli ye-hydrophobic enezinga lokusebenza eliphansi le-activation energy ukuze kugcinwe ukusebenza okuhle kwe-thixotropic ku- -10℃; Hlinzeka ngemodeli ye-hydrophilic ephezulu yokudla. •Ubuchwepheshe Bokukhiqiza Obuphambili: Sebenzisa umugqa wokukhiqiza we-fumed ophelele ophumile onokulawula okushisayo kwe-oxy-hydrogen okuphakeme kwe-±5℃ ukuze uqinisekise usayizi we-particle oyinhloko ophumelelayo; Ukushintshwa kwe-hydrophobic kusebenzisa inqubo yokushintsha eqhubekayo ye-fluidized bed enokuhambisana kokupakisha ≥98%, ukuvimbela ukwehluka kokusebenza okubangelwa ukuhamba kwendawo; Uhlobo lwe-Hydrophilic luthatha ukulawula okuqondile kwe-hydrolysis ukuze kuqinisekiswe okuqukethwe kwe-hydroxyl okuhle. •Imininingwane Enrich Industry Application Experience: Hlinzeka ngemikhiqizo eyenziwe ngokwezifiso kumabhizinisi ahamba phambili e-adhesive ne-coating eNingizimu Afrika kanye nezinkampani zamakhemikhali zomhlaba, ezifanele izinkambu ezingu-18+ ezihlukene ezifana ne-new energy, ezimoto, ezokwakha, nezokudla, zithunyelwa emazweni nasezindaweni ezingama-30 kufaka phakathi iYurophu, iNyakatho Melika kanye neNingizimu-East Asia. 5. Ukupakisha Nokuhamba •Ukupakisha Okujwayelekile: Ibhakede le-valve le-10kg, ibhande ngalinye lihlinzekwa nge-valve yokuphumula eyodwa ukuze ihlukanise umswakama nothuli; Uhlobo lwe-Hydrophilic luhlinzekwa ngempela ngefilimu yokuvikela umswakama. •Izidingo Zokugcina Nokuhamba: Gcina endaweni epholile, eyomile futhi enevumelwano (ubukhulu bezinga lokushisa ≤40%), gwema ukuhlanganiswa ne-asidi eziqinile, ama-alkalis aqinile kanye nezinto eziphilayo, isikhathi sokuphila singama-37 months; Kuyimikhiqizo engabazekayo, kusekela ukuhamba olwandle kanye nokuhamba komoya kwamazwe, futhi kungahlinzeka ngombiko wokuhamba komoya. •I-Specification ye-Labelling: Iphakheji ngayinye kufanele ibhalwe igama lomkhiqizo, izincazelo (indawo ethile yokuphila, uhlobo lobuso/modifier), inombolo ye-batch yokukhiqiza, isikhathi sokuphila, izimo zokugcina nezinye izincazelo; Amathegi e-English/multi-lingual atholakala kumalungelo okuthumela.
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