Silicone mafuta imhando yepolysiloxane ine dhigirii rakasiyana repolymerization cheni chimiro.Yakagadzirwa ne dimethyldichlorosilane ne hydrolysis nemvura kugadzira yekutanga polycondensation mhete.Muviri wemhete wakatsemuka uye wogadziridzwa kuti ubudise muviri wakaderera wemhete.Ipapo muviri wemhete, mumiririri wekuisa chisimbiso wemusoro uye catalyst inoiswa pamwechete kuti polycondensation iwane misanganiswa yakasiyana ine madhigirii akasiyana epolymerization.Mushure mekunge iyo yakaderera yekubikira nyaya yabviswa ne vacuum distillation, silicone oiri inogona kugadzirwa.
Inowanzo shandiswa silicone oiri, iwo organic mapoka ese ari methyl, anonzi methyl silicone mafuta.Mamwe organic mapoka anogona zvakare kushandiswa kutsiva mamwe methyl mapoka kuitira kuvandudza zvimwe zvivakwa zvesilicone oiri uye kushandisa kune zvakasiyana zvinangwa.Mamwe mapoka akajairika ihydrogen, ethyl, phenyl, chlorophenyl, trifluoropropyl, etc. Mumakore achangopfuura, organic modified silicone mafuta yakagadziridzwa nekukurumidza, uye kune akawanda organic modified silicone mafuta ane akakosha zvinhu.
Iyo kambani Jiangxi Huahao Chemical Co., Ltd.
Mafuta eSilicone anowanzo asina ruvara (kana akareruka yero), asina kuravira, asina muchetura, asina-anopisa mvura.Silicone mafuta haagadzirike mumvura, methanol, glycol uye - ethoxyethanol.Inosanganiswa nebenzene, dimethyl ether, methyl ethyl ketone, kabhoni tetrachloride kana parafini.Inonyungudika zvishoma muacetone, dioxane, ethanol uye doro.Iyo ine diki mhute pressure, yakakwirira flash point uye ignition point, uye yakaderera yechando nzvimbo.Nehuwandu hwakasiyana hwezvikamu zveketani n, huremu hwema molecular hunowedzera uye viscosity inowedzerawo.Kune akasiyana maviscosities ekugadzirisa iyo silicone oiri, kubva pa0.65 centistoke kusvika kumamiriyoni emacentistoke.Kana yakaderera viscosity silicone oiri ichizogadzirirwa, asidhi ivhu rinogona kushandiswa sechinhu chinokonzeresa uye polymerized pa 180 ℃, kana sulfuric acid inogona kushandiswa seyakagadziridza uye polymerized pakudziya kwakadzika kuburitsa yakakwira viscosity silicone mafuta kana viscous chinhu.
Zvinoenderana nechimiro chemakemikari, mafuta esilicone anogona kukamurwa kuita methyl silicone mafuta, ethyl silicone mafuta, phenyl silicone mafuta, methyl hydrosilicone mafuta, methyl phenylsilicone mafuta, methyl chlorophenyl silicone mafuta, methyl ethoxy silicone mafuta, methyl trifluoropyl silicone mafuta, methyl vinyl silicone mafuta. mafuta, methyl hydroxysilicone mafuta, ethyl hydrosilicone mafuta, hydroxyhydrosilicone mafuta, cyanogen silicone mafuta, yakaderera hydrosilicone mafuta, nezvimwewo;kubva kune chinangwa, inonyorovesa silicone mafuta inowanikwa.Oiri, diffusion pombi silicone oiri, hydraulic mafuta, insulating mafuta, kupisa kupisa mafuta, brake mafuta, nezvimwe.
Silicone oiri ine yakanakisa kupisa kupisa, magetsi ekudzivirira, kuramba mamiriro ekunze, hydrophobicity, physiological inertia uye diki tension yepasi, mukuwedzera kune yakaderera viscosity tembiricha coefficient, yakakwirira compression kuramba) mamwe marudzi zvakare ane radiation kuramba.
Jiangxi Huahao Chemical Co., Ltd. iri muXinghuo Industrial Park.Yakatangwa munaNovember 2011 uye inovhara nzvimbo inopfuura 30 mu.Muna 2014, chikamu I Project (4500t / a silicone series zvigadzirwa) yakaiswa mukushanda uye yakagamuchirwa.Zvigadzirwa zvikuru ndezvi: hydroxy silicone mafuta, dimethylsilicone mafuta, low hydrogen silicone mafuta, polyether modified silicone mafuta uye 107 rubber.Muna 2017, yakapfumisa zvigadzirwa zvepasi, yakawedzera vinyl silicone oiri, amino silikoni mafuta uye silanes, kusanganisira methyltrimethoxysilane, methyltriethoxysilane uye methylsilicic acid, uye zvakare yakavandudza marudzi ehydrogenated silicone oiri, ine divi rimwechete rehydrogen padanho rekutanga, uye yakawedzera kupera hydrogen uye zvimwe hydrogenated zvimiro zvigadzirwa.Parizvino, yakakwira inovira yesilicone oiri iyo inogona kutsiva methyl silicone oiri iri kudzidzwa.Yakatanga kushanda muchikamu chechitatu chirongwa muna 2018, zvigadzirwa zvinosanganisira heptamethicone, polyether modified silicone oiri, silazane, silicon ether, dimethyldiethoxysilane nezvimwe zvigadzirwa.
Silicone Emulsion
Silicone emulsion imhando yesilicone oiri.Izvi zvinotevera zvinounzwa kubva pamativi maviri: silicone oiri yekunyorovesa uye silicone mafuta emulsion defoamer.
I. Silicone oil fabric softener
Silicone emulsion inonyanya kushandiswa seyakapfava yesilicone machira emafuta.Chizvarwa chekutanga chesilicone chirairo chekupedzisa mumiriri ndeye mechanical musanganiswa we dimethylsilicone oiri uye hydrosilicone mafuta (uye zvinobva zvaro).Zvizvarwa zviviri zve organosilicon jira rekupedzisa mumiririri ndeye hydroxyl yakamiswa poly maviri methyl siloxane emulsion.Iyo inogadzirwa ne emulsion polymerization yemasere methyl ring ina siloxane monomer, mvura, emulsifier, catalyst uye zvimwe zvigadzirwa pasi pemamwe mamiriro.Nekuti polymerization uye emulsification inopedzwa munhanho imwe, ine zvakanakira maawa mapfupi ekushanda, kushanda kwakanyanya, midziyo yakapusa uye kushanda kuri nyore.Iyo emulsion yakawanikwa yakanyatsogadzikana, uye zvimedu zvakanyatsofanana.Iyo inoshanda yepolymer (hydroxyl) pamigumo miviri yepolymer inogona kuwedzererwa kuita kuti iite firimu, iyo inobatsira kuvandudza mashandisirwo emulsion, ayo asina kukwana kune mechanical emulsified silicone mafuta.
Hydroxyl silicone oiri emulsion inogona kukamurwa kuita akati wandei marudzi emulsion, senge cation, anion, nonionic uye makomponi ions, zvichienderana neakasiyana surfactants anoshandiswa.
1. cationic hydroxyl silicone mafuta emulsion
Iyo emulsifier inoshandiswa mu cationic emulsion polymerization inowanzo quaternary amine munyu (octadecyltrimethyl ammonium chloride yakashumwa muKune dzimwe nyika Literature), uye chinokonzera ammonium hydroxide.Mukaka weCationic hydroxyl unogona kushandiswa mumachira akasiyana mushure mekupedza.Iine zvinhu zvekuvandudza mubato wejira, kuvandudza jira elasticity uye kutsetseka.Iyo ine imwe yakasarudzika mukana: yakanakira kusapinda mvura mumiriri wemachira, inoenderana nemethyl hydrogen silicone mafuta emulsion, kudzivirira mvura uye kusasimba kwemvura.Inogona kushandiswa seyekudzivirira mvura mumiririri wepolyester chivharo kanivhasi uye isina mvura mumiririri wepolyester kadhi jira.Zvichingoenda zvakadaro.
2. anionic hydroxyl silicone mafuta emulsion
Iyo anionic hydroxyl mukaka inoratidzirwa nekuenderana kwayo mumucheka wekupedzisa agent, uye emulsion yakanyatsogadzikana.Kunyanya, mazhinji eanobatsira mukudhinda machira uye kudhaya ndeye anionic.Kana cationic hydroxy emulsion yakashandiswa, zviri nyore kukonzera demulsification uye bleaching mafuta, nepo anionic hydroxy emulsion inogona kudzivisa kuipa uku, saka inonyanya kufarirwa nevashandisi uye inoshandiswa zvakanyanya.
3. musanganiswa ionic hydroxyl silikoni mafuta emulsion
Kunyange zvazvo cationic hydroxyapatite iri yakanakisa kupfavisa jira, emulsion iyi haimirire kumvura yakaoma uye haigone kushandiswa ne dimethylolyl maviri hydroxyurea urea resin.
Kunyange zvazvo cationic hydroxyapatite iri yakanakisa kupfavisa jira, emulsion iyi haimirire kumvura yakaoma, uye haigone kushandiswa mubhavhu rimwe chete ne dimethoxylated maviri hydroxyvinyl urea resin (2D) resin, catalyst magnesium chloride uye anionic whitening agent.Mukuwedzera, nekuda kwekusagadzikana kwakashata kweemulsion, silicone polymers inoparadzaniswa nyore nyore kubva kune emulsion uye inoyangarara pamusoro pemvura, inowanzozivikanwa se "bleaching oil".Kana iyo cationic uye isiri-ionic emulsifiers inoshandiswa mu emulsion polymerization, kukanganisa kwe cationic emulsifier yekugadzirira hydroxyl silicone mafuta emulsion inogona kukundwa.Iyo yakagadzirwa silicone emulsion inogona kumira mvura yakaoma, uye inogona kushandiswa mubhati rimwe chete ne 2D resin, magnesium chloride uye whitening agent VBL, uye ine yakanaka kupisa kupisa uye kudzivirira kwechando.
4. isiri ionic hydroxyl silicone mafuta emulsion
Nonionic hydroxy mukaka une kuchinjika zviri nani uye kugadzikana pane wakasarudzika mukaka wehydroxy, saka nyika zhinji dzakaedza zvikuru kudzidza nonionic hydroxy mukaka.Semuenzaniso, UltrateX FSA, chigadzirwa chitsva chakagadzirwa muSwitzerland, isiri-ionic emulsion ine molecular uremu kupfuura 200 zviuru uye hydroxyl musoro weaviri methylsiloxane.Iyo inhanho yekumberi kupfuura iyo Dc-1111 anionic hydroxyapatite emulsion muUnited States.
5. Organosilicon kupedza mumiririri nemamwe mapoka anoshanda
Kuti uwane zvinodiwa zvekupedzwa kwepamusoro kwemarudzi ese emachira, kunatsiridza anti-oiri, anti-static uye hydrophilic zvimiro zvesilicone yekupedzisa machira, uye kuita kuti machira emakemikari fiber ave nezvakanakira machira echisikigo, vashandi vesilicone vakadzidza kuiswa kwesimbi. mamwe mapoka anoshanda akadai seamino group, amide group, ester group, cyano group, carboxyl group, epoxy group, etc. Kutangwa kwemapoka aya kunoita kuti organosilicon jira rinopedzisa agent rive nemhedzisiro yakakosha, semuenzaniso, kuiswa kweamino boka mu organosilicon molecule. inokodzera preshrunk uye nyoro kupera kwemvere dzemakwai;kuiswa kweboka reamide kwakakodzera kupikisa kupera, uye kunyorova kunovandudzwa zvikuru: kuiswa kweboka recyano kune mafuta akanaka ekupikisa, uye anti-static effect ye copolymer ye polyoxyethylene ether uye organosilicon yakanaka;iyo organofluorine yakagadziridzwa organosilicon ine mafuta ekudzinga.Anti kusvibiswa, anti-static, mvura inodzinga uye zvimwe zvakawanda zvakanaka.
Piri.Silicone mafuta emulsion defoamer.
Silicone oiri emulsion defoamer kazhinji ioiri mumvura (O/W) emulsion, kureva kuti, mvura inhanho inoenderera, mafuta esilicone idanho risingaperi.Yakasanganiswa nesilicone mafuta, emulsifier uye thickening agent, uye zvishoma nezvishoma kuwedzera mvura kusanganisa, ichiramba ichikuya mucolloid mill kusvikira emulsion yaunoda yawanikwa.
Silicone oiri emulsion defoamer inhengo yekubvisa furo inoshandiswa zvakanyanya musilicone defoamer.Inogona kushandiswa zvakanyanya se defoamer mune aqueous system.Kana yakashandiswa, iyo emulsion inogona kuwedzerwa zvakananga kune iyo foaming system, uye yakanaka defoaming mhedzisiro inogona kuwanikwa.Kuti uvandudze defoaming mhedzisiro yeemulsion uye kurongeka kwekuyera, haiwanzo kushandiswa zvakananga kupfuura 10% ye concentrated silicone oiri emulsion: kutanga, inonatswa kusvika 10% kana zvishoma nemvura inotonhora kana zvakananga nefuro solution.Taboo inofanira kuderedzwa nemvura yakanyanyisa kana isina kutonhora, kana zvisina kudaro ichakonzera emulsion demulsification.Kugadzikana kwe emulsion kuchava kwakaipisisa mushure mekuderedzwa, uye kuisa (mafuta bleaching) chiitiko chinogona kuitika mukuchengetedza maitiro, kureva, demulsification.Nokudaro, emulsion yakasvibiswa inofanira kushandiswa nokukurumidza sezvinobvira.Kana zvichidikanwa, thickeners inogona kuwedzerwa kuvandudza kugadzikana kwemulsion.Kuvhiya kwebatch, silicone oiri emulsion inogona kuwedzerwa kungave iyo system isati yatanga kana mumabhechi.Kuti urambe uchishanda, silicone oiri emulsion inofanira kuwedzerwa nguva dzose kana zvishoma nezvishoma muzvikamu zvakakodzera zvegadziriro.
Mukushandiswa kweemulsion defoamers, tembiricha uye asidhi uye alkaline mamiriro eiyo furo system inofanirwa kutariswa.Nekuti iyo silicone oiri emulsion yakanyanya kutetepa, emulsion yayo ichave yakabviswa kare, uye ichave isingashande kana kusashanda.Huwandu hwesilicone oiri emulsion kazhinji 10 kusvika 10Oppm yehuremu hwemvura inopupuma (maererano nesilicone mafuta mita).Ehe, kune zvakare isingasviki gumi ppm uye anopfuura 100 ppm mune akakosha kesi.Muyero wakakodzera unonyanya kutsanangurwa nemiedzo.
Kazhinji, silicone oiri emulsion defoamer kazhinji oiri mumvura.Zvinoenderana nemhando dzakasiyana dzesilicone oiri, silicone mafuta emulsion defoamer ine anotevera marudzi:
1. silicone mafuta emulsion inobva pane maviri methyl silicone mafuta
Iyi mhando ye defoamer inoumbwa ne dimethylsilicone oiri, emulsifier uye mvura.Inogona kushandiswa zvakanyanya mukuvirisa, chikafu, kugadzira mapepa, faibha, pharmacy, synthetic resin uye zvichingodaro.
2. silicone mafuta emulsion inobva pamethyl ethoxy silicone mafuta
Iyi mhando ye defoamer inogadzirwa nemethyl ethoxy silicone oiri uye inosanganisa mumiriri.
3. silicone mafuta emulsion inobva pa ethyl silicone mafuta
Mumakore achangopfuura, organosilicon defoamer iri kusimukira yakananga ku block copolymerization (kana graft copolymerization) ye organosilicon polyether.Iyi mhando ye defoamer ine maitiro ezvose organosilicon uye polyether, saka simba rekubvisa furo rinovandudzwa zvakanyanya;organosilicon polyether copolymer defoamer, inozivikanwawo se self emulsifying organosilicon defoamer, ndeye hydrophilic ethylene oxide cheni kana ethylene oxide propylene oxide chain block (kana graft) mu organosilicon molecular chain, kuitira kuti hydrophobic siloxane chikamu chinosanganiswa nehydrophilic.Se defoamer, molecule yakadaro ine yakakura kupararira coefficient, inogona kupararira zvakaenzana mumhepo inoputika, uye ine yakakwirira defoamer kunyatsoshanda.Irwo rudzi rutsva rwe-high-efficiency defoamer.Iyo emulsifying mhedzisiro yeself emulsifying silicone oiri isina emulsifier inogutsa kune mamwe masisitimu.Iyo inonyanya kukodzera kune avo vasina kukodzera kune general silicone mafuta emulsion uye general silicone mafuta emulsion.
Nguva yekutumira: Sep-24-2022