ibhena_yephepha

Iindaba zeShishini

  • Indlela yokukhetha izinto ezisetyenziswa xa kusetyenzwa ioyile enzima kunye neoyile eluhlaza ene-wax

    Indlela yokukhetha izinto ezisetyenziswa xa kusetyenzwa ioyile enzima kunye neoyile eluhlaza ene-wax

    1. Ii-surfactants zokukhupha ioyile enzima Ngenxa yokuba i-viscosity ephezulu kunye nokungaguquguquki kakuhle kweoyile enzima, ukusetyenziswa kwayo kujongana nobunzima obuninzi. Ukubuyisela ioyile enzima kangaka, izisombululo zamanzi ze-surfactants ngamanye amaxesha zifakwa emngxunyeni ongaphantsi. Le nkqubo iguqula i-viscosity ephezulu...
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  • Ubudlelwane phakathi koBume kunye nokuSasazeka kweeSurfactants

    Ubudlelwane phakathi koBume kunye nokuSasazeka kweeSurfactants

    Iinkqubo zokusasazwa kwamanzi zezona zisetyenziswa kakhulu, kwaye zihlala zisetyenziselwa ukuhlalutya ubudlelwane phakathi kwesakhiwo se-surfactant kunye nokusasazeka. Njengee-particles eziqinileyo ze-hydrophobic, zinokufunxa amaqela e-hydrophobic e-surfactants. Kwimeko ye-anionic surfactants,...
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  • Imisebenzi emihlanu emikhulu ye-Surfactants

    Imisebenzi emihlanu emikhulu ye-Surfactants

    1. Isiphumo Sokuxutywa Ubudlelwane obupheleleyo bamaqela athanda amanzi kunye nathanda i-lipophilic kwiimolekyuli ze-surfactant kwioyile okanye emanzini. Ngokusekelwe kumava, uluhlu lwexabiso le-Hydrophilic-Lipophilic Balance (HLB) le-surfactants lunqunyelwe kwi-0–40, ngelixa elo le-non-ionic surfactants liwela ngaphakathi kwe-0...
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  • Unolwazi olungakanani malunga nemiphumo yokumanzisa kunye nokunyibilikisa kwezinto ezisetyenziswa kwi-surfactants

    Unolwazi olungakanani malunga nemiphumo yokumanzisa kunye nokunyibilikisa kwezinto ezisetyenziswa kwi-surfactants

    Isiphumo sokumanzisa, imfuneko: HLB: 7-9 Ukumanzisa kuchazwa njengesiganeko apho igesi efunxwe kumphezulu oqinileyo isuswa lulwelo. Izinto ezinokuphucula lo mthamo wokufuduka zibizwa ngokuba zii-agents zokumanzisa. Ukumanzisa ngokuqhelekileyo kwahlulwe ngeentlobo ezintathu: ukumanzisa...
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  • Uphuhliso lwetekhnoloji ye-surfactant eluhlaza kunye neemveliso

    Uphuhliso lwetekhnoloji ye-surfactant eluhlaza kunye neemveliso

    Itekhnoloji ye-surfactant eluhlaza kunye neemveliso ziye zaphucuka ngokukhawuleza, kwaye ezinye zifikelela kwimigangatho ehamba phambili kwihlabathi liphela. Ukuveliswa kwe-surfactants ezintsha eziluhlaza kusetyenziswa izixhobo ezihlaziyekayo ezifana neeoyile kunye nesitatshi kuye kwaba yinto ephambili kuphando lwakutshanje, uphuhliso, kunye nomzamo wophuhliso lwemizi-mveliso...
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  • Ukusetyenziswa kwee-Surfactants kulwakhiwo lwe-Asphalt Pavement

    Ukusetyenziswa kwee-Surfactants kulwakhiwo lwe-Asphalt Pavement

    Ii-surfactants zisetyenziswa kakhulu kulwakhiwo lwendlela ye-asphalt, ikakhulu kuquka ezi zinto zilandelayo: 1. Njenge-Warm Mix Additives (1) Indlela Yokusebenza Ii-warm mix additives luhlobo lwe-surfactant (umz., ii-APTL-type warm mix additives) ezenziwe ngamaqela e-lipophilic kunye ne-hydrophilic ...
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  • Ziziphi imigaqo esemva kwezenzo ze-emulsifying kunye ne-solubilizing ze-surfactants?

    Ziziphi imigaqo esemva kwezenzo ze-emulsifying kunye ne-solubilizing ze-surfactants?

    Indlela ekhula ngokukhawuleza kwihlabathi liphela yokwenza izinto ezisetyenziswa kwi-surfactants ibonelela ngendawo efanelekileyo yophuhliso nokwandiswa kweshishini lezinto zokuthambisa, nto leyo ebeka iimfuno eziphezulu kwisakhiwo semveliso, uhlobo, ukusebenza, kunye netekhnoloji. Ke ngoko, kubalulekile ukuba...
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  • Wazi ntoni ngezixhobo zokususa ioyile eluhlaza

    Wazi ntoni ngezixhobo zokususa ioyile eluhlaza

    Indlela esebenza ngayo i-oyile ekrwada isekelwe kumgaqo wokuguqulwa kwesigaba-ukudluliselwa-ukuguqulwa kwesimo. Xa kongezwa i-demulsifier, kwenzeka utshintsho lwesigaba: ii-surfactants ezikwaziyo ukuvelisa uhlobo lwe-emulsion oluchasene nolo lwenziwe yi-emulsifier (eyaziwa ngokuba yi-reverse-phase demulsifiers) ziza...
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  • Ziziphi izinto ezibangela uzinzo lwe-emulsion

    Ziziphi izinto ezibangela uzinzo lwe-emulsion

    Izinto Ezilawula Uzinzo lwee-Emulsions Kwizicelo ezisebenzayo, uzinzo lwe-emulsion lubhekisa kubuchule bamaconsi esigaba esisasazekileyo bokumelana nokubumbana. Phakathi kwemilinganiselo yokulinganisa uzinzo lwe-emulsion, izinga lokubumbana phakathi kwamaconsi asasazekileyo libaluleke kakhulu; linokuba...
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  • Zithini izicelo ze-surfactants ezingezizo i-ionic

    Zithini izicelo ze-surfactants ezingezizo i-ionic

    Ii-surfactants ezingezizo ii-ionic luhlobo lwee-surfactants ezingayiyo i-ion kwizisombululo zamanzi, njengoko izakhiwo zazo ze-molecular zingenamaqela atshajiweyo. Xa kuthelekiswa nee-surfactants ze-anionic, ii-surfactants ezingezizo ii-ionic zibonisa amandla aphezulu okuxuba, ukumanzisa, kunye nokucoca, kunye nokunyamezela kakuhle amanzi aqinileyo...
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  • Zithini ii-amines ezinamafutha, kwaye zithini izicelo zazo

    Zithini ii-amines ezinamafutha, kwaye zithini izicelo zazo

    Ii-amines ezinamafutha zibhekisa kudidi olubanzi lwee-organic amine compounds ezinobude be-carbon chain ukusuka kwi-C8 ukuya kwi-C22. Njengee-amines eziqhelekileyo, zahlulwe zibe ziintlobo ezine eziphambili: ii-amines eziphambili, ii-amines zesibini, ii-amines zesithathu, kunye nee-polyamines. Umahluko phakathi kwe-primary, secondary, kunye ne-tertiary...
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  • Ziziphi iindidi zezithambisi zelaphu?

    Ziziphi iindidi zezithambisi zelaphu?

    Iarhente yokuthambisa luhlobo lwekhemikhali enokutshintsha ii-coefficients zokungqubana ezingashukumiyo nezitshintshayo zeefayibha. Xa i-coefficient yokungqubana okungashukumiyo iguqulwa, imvakalelo yokuchukumisa iba buthambile, ivumela ukuhamba lula kwiifayibha okanye ilaphu. Xa i-coefficiency yokungqubana okutshintshayo...
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