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I-Polyanionic cellulose (PAC) sisixhobo esinyibilikayo emanzini esisetyenziswa kakhulu kwishishini leoyile negesi, ingakumbi kwi-fracturing fluid formulations. I-Hydraulic fracturing, eyaziwa ngokuba yi-fracking, yindlela yokuvuselela esetyenziselwa ukwandisa ukukhutshwa kweoyile negesi yendalo...Funda ngokugqithisileyo»
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1. Ulwakhiwo lwekhemikhali: I-Formic acid (HCOOH): Yi-carboxylic acid elula enefomyula yekhemikhali i-HCOOH. Iqulathe iqela le-carboxyl (COOH), apho i-hydrogen incamathiselwe kwi-carbon kwaye enye i-oxygen yenza i-double bond ne-carbon. I-Sodium formate (HCCONA): Yityuwa yesodium ye...Funda ngokugqithisileyo»
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Isishwankathelo: Kwiminyaka yakutshanje, iingubo ezisekelwe emanzini zifumene ingqalelo enkulu ngenxa yobuhlobo bazo kwindalo esingqongileyo kunye nomxholo we-volatible organic compound (VOC) ophantsi. I-Hydroxyethylcellulose (HEC) yipolymer esetyenziswa kakhulu emanzini kwezi fomyula, esebenza njengesithambisi sokwandisa ...Funda ngokugqithisileyo»
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Isishwankathelo: Ishishini lokwakha lidlala indima ebalulekileyo ekubumbeni ihlabathi lanamhlanje, apho isamente isisiseko sokwakha. Kangangeminyaka, abaphandi kunye neenjineli baye baqhubeka bekhangela iindlela zokuphucula umgangatho kunye nokusebenza kwesamente. Enye indlela ethembisayo ibandakanya ukongezwa kokongeza...Funda ngokugqithisileyo»
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Isishwankathelo: I-calcium formate, ityuwa ye-calcium ye-formic acid, ifumene ingqwalasela ebanzi njengesongezelelo sokondla kwiminyaka yakutshanje. Le khompawundi iyaziwa ngenxa yeenzuzo zayo ezininzi kwisondlo sezilwanyana, ukukhuthaza ukukhula, ukuphucula impilo, kunye nokuphucula ukusebenza ngokubanzi. Olu phononongo lupheleleyo lu...Funda ngokugqithisileyo»
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ukwazisa Ishishini lokwakha lenze inkqubela phambili ebalulekileyo kwiminyaka yakutshanje, ligxile kakhulu ekuphuculeni ukusebenza, ukuqina kunye nokuzinza kwezixhobo zokwakha. IHydroxypropyl methylcellulose (HPMC) iye yaba sisongezelelo esisebenzisekayo kwizinto zokwakha ezisekwe kumgubo wegypsum...Funda ngokugqithisileyo»
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Ii-starch ethers luhlobo oluhlengahlengisiweyo lwesitatshi oluye lwafumana ingqwalasela ebanzi kwizicelo ezahlukeneyo zoshishino ngenxa yokuguquguquka kwazo kunye neempawu zazo ezizodwa. Nangona isetyenziswa rhoqo kwi-adhesives ngenxa yamandla ayo okubopha, ukufaneleka kwayo kwiindawo ezinobushushu obuphezulu kuxhomekeke ...Funda ngokugqithisileyo»
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yazisa: Intshayelelo emfutshane kwiHydroxyethyl Cellulose (HEC) kunye nokubaluleka kwayo kwiimveliso zasekhaya. Cacisa ukusetyenziswa kwezinto zokuncamathelisa kunye nezinto ezizinzisayo kwiimveliso ezahlukeneyo zabathengi. Icandelo 1: Isishwankathelo sezinto zokuncamathelisa zeHEC: Chaza iHEC kunye neempawu zayo zeekhemikhali. Xoxa ngeempawu zokuncamathelisa zeHEC kunye...Funda ngokugqithisileyo»
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I-Hydroxyethylcellulose (HEC) sisithambisi esiguquguqukayo nesisebenzayo esisetyenziswa kakhulu kumashishini ahlukeneyo. Le khompawundi ivela kwi-cellulose, i-polymer yendalo efumaneka ngobuninzi kwiindonga zeeseli zezityalo. Iimpawu ezikhethekileyo ze-HEC zenza ukuba ilungele ukuqina kweemveliso ezahlukeneyo,...Funda ngokugqithisileyo»
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Isishwankathelo: Ii-defoamers ze-silicone zibaluleke kakhulu ekusebenzeni kakuhle kolwelo lokugrumba kwishishini leoyile negesi. Eli nqaku libonelela ngophononongo olujulileyo lwee-defoamers ze-silicone, iimpawu zazo, iindlela zokusebenza, kunye nokuqonda okubanzi kwezicelo zazo ezithile ekugrumbeni...Funda ngokugqithisileyo»
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yazisa: Iipowder zepolymer eziphinda zisetyenziswe kwakhona (RDP) ziyinxalenye ebalulekileyo yezixhobo ezahlukeneyo zokwakha, kuquka neecompounds ezizilinganisayo. Ezi compounds zihlala zisetyenziswa kwizicelo zomgangatho ukwenza umphezulu othe tyaba nogudileyo. Ukuqonda ukusebenzisana phakathi kweRDP kunye nokuzilinganisa...Funda ngokugqithisileyo»
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Isishwankathelo: I-calcium yiminerali ebalulekileyo edlala indima ebalulekileyo kwiinkqubo ezahlukeneyo zomzimba emzimbeni womntu. Nangona imithombo yemveli ye-calcium, njengeemveliso zobisi, sele iyaziwa, ezinye iindlela zezongezo ze-calcium, kubandakanya i-calcium formate, ziye zatsala umdla...Funda ngokugqithisileyo»