Kwangelo xesha, inokuphucula ngokufanelekileyo amandla engcikivo kunye namandla eShear yeI-HPMC Hydroxropyl Methyl Sellulose, phucula ngakumbi iziphumo zolwakhiwo lwezoBunjineli, ukuphucula ukusebenza kakuhle. I-HPMC Hydroxdyl I-Methyl Selelose inokuphucula amandla okunamathela, ukunciphisa imeko yokumiswa, ukuqinisekisa impumelelo yolwakhiwo lobunjineli. I-HydroxyPOpyl Methyl Selelose yonyusa ixesha lokubaleka kwaye ijongane nengxaki ye-hally kunye namandla awonelanga awonelanga kwinkqubo yokwakha ubunjineli.
Ukusebenza okuphezulu kwamanzi kodaka lokwakha ubuNjineli kwaye u-Doty Storrn unokwenza ikhonkrithi ngokwaneleyo, kwaye ngokuqinisekileyo unokuphucula amandla anodaka. Kwangelo xesha, amandla oxinzelelo kunye namandla e-Shear ye-HydroxyPyl Methyl Selelose inokuphuculwa ngokufanelekileyo ukuphucula eyona mpembelelo yolwakhiwo lwezobunjineli kunye nokuphucula ukusebenza kakuhle.
Unyana wokunyangeka umswakama,I-HPMCI-Hydroxypropyl Methyl Selelise, Isiphumo se-Hydroxylypropyl Methyl Sellyr, ukunqanda ukomisa kunye nokoma okubangelwa kukuphuma kwamanzi ngokukhawuleza. I-HydroxyPOpyl Methyl Selelose inokuphucula amandla okunamathela ngomgubo wokunxila, vumela imeko yokumiswa, qinisekisa impumelelo yolwakhiwo lobunjineli.
I-HPMC HydroxdPOpyl methyl isitshixo seselfowuni evaliweyo, ukutshixiza, ukumanzi kunye nezinye iziphumo, ezimanzi kunye nezinye iziphumo zokuqala. I-HydroxyPOpyl Methyl Selelose yonyusa ixesha lokubaleka kwaye ijongane nengxaki ye-hally kunye namandla awonelanga awonelanga kwinkqubo yokwakha ubunjineli.
I-HPMC HydroxdPOpyl methyl selsulose kwi-Udol Insulser Torr Rays idlala indima ephambili ekwisiphumo, kwaye iphucule amandla oxinzelelo lwezixhobo eziluhlaza. Udaka kulula kakhulu ukuba lugubungele, luphucule ukusebenza kakuhle, kunye nomsebenzi osisiseko wokunqunyanyiswa okuchasene nefuthe elisebenzayo. Intsebenzo yokutshixa kwamanzi ye-hydroxyl i-methyl sellise isenokunyusa ixesha lokufa, ukuphucula ukuxhathisa ukudityaniswa kunye nokudibanisa umgangatho, kunye nokuphucula amandla omphezulu wokubila.
I-binder ye-tile enyibilikayo yangaphantsi isusa isidingo somhlaba wangaphambi kokuntywila okanye umgangatho wethayile kunye neziseko, eziphucula ngakumbi amandla anobuqhetseba. Ixesha lezinto zobugcisa lwethayini lide, iMeficugueus, ulwakhiwo olunobulungisa, olunobulungisa obulungileyo.
Kwintsimi yengubo ye-Latex yendalo, i-hydroxypropyl methyl seluplose inokusetyenziswa njengearhente yefilimu, i-tackifier, i-Degilifier, ukuze ifilimu yeplastiki ichithe ngcono, ifilimu kunye ne-stediyan. I-PH isetyenziselwe ukuphucula uxinzelelo phakathi kwengqungquthela ichaziwe kakuhle, kwaye umxube wesisombululo esiphilayo ulungile kwaye unesifo esihle.
Iingubo zokwakha zoqoqosho zezoqoqosho zinamandla amahle, amanzi agqwesileyo kunye nokunganyangeki kakuhle. I-Formula yoLawulo lweLitye lokuLanda kweLitye loLawulo lwe-Fomari. Itoni ye-lacquer ephezulu ye-lacquer ephezulu imalunga ne-300kg ye-styrene-acrylion eulsion, i-650kg yelitye elicocekileyo yendalo kunye nezinye izinto. Umgangatho ophezulu we-lacquers nyani zibonakaliswa ziingcinga ezininzi zokunyibilikisa. Xa ubume be-imulsion yi-50%, ivolumu ye-300KG ye-UNULSOICS EMVA KOKUGQIBELA EMVA KOKUGQIBELA malunga neelitha ezili-150, kwaye umthamo wentlabathi engama-2250kg imalunga neelitha ezingama-2250kg. Oko kukuthi, kule meko, ipeyinti yelitye lokwenyani (i-paste yelitye inamathi) ngama-60%. Ngenxa yobungakanani obukhulu obukhulu kunye nokubonakala okungaqhelekanga kwesanti entle, phantsi kohlalutyo lwesicatshulwa esithile, udonga olungaphandle lwangaphandle luyenzeka ukuba lubekhona kwixabiso le-CPVC).
Kwi-viscosifier, ukuba i-viclose efanelekileyo ikhethiwe, ukudibanisa kwangaphandle kunokuvelisa ungqindi oluneenkcukacha, ngakumbi ipeyinti, ukwenzela ukufezekisa izibonelelo ezintathu zodonga. Imigaqo emithathu yokwakha iingubo. Ngapha koko, ukusetyenziswa kwelitye elininzi kwezoqoqosho nelilitye le-QI, itoni ye-repipe ye-Recipe Realvent 100-160kg, i-20kg (i-20kg (kubandakanya imfuyo ye-fungicides, iimveliso zamanzi kunye neemveliso zolusu. Olu hlobo lwepeyinti yelitye lokwenyani le-PVC ngokubanzi phakathi kwe-75%? Phakathi kwe-85%, kwinkqubo yokusebenza yomiswa, ngokwenene ipeyinti yelitye yokwenyani iqengqelekayo kunzima ukuseka umaleko oneenkcukacha nobuqili. Ke ngoko, indlela yokusebenzisa ngokupheleleyo isiphumo esincinci sokufumanisa ukuphinda senziwe isiphumo sokupheka, ukuze iqengqele kangangoko sivumelana.
I-Fountes yelitye yokwenyani ineempawu ze-viscofity ephantsi (ubunzima obuphezulu). Ngenxa yokunyuka kwexabiso lezinto zeselfowuni, i-viscosity yeselselese itshintshwa ukusuka kwi-30000 ukuya kwi-200000,800000, nokuba i-hecles, i-hec) ukuya kwi-Hydroxyl ye-hyringe (i-HPMC); Ukusetyenziswa kwe-methyl methyl seluplose hpmc kuya kunciphisa kakhulu ipeyinti yamatye, kwaye emva koko kuphuculwe i-viscofity ye-selselose (isifo semolekyuli) iya kuba yeyokuphuhliswa kweNdawo yokwenyani? Impendulo kukuba ukwenziwa kwendlela yokupeyinta ilitye kuya kuba mandundu ngakumbi!
I-HPMC inokwahlulahlulwa ibe yi-AIRTAT kunye neendidi ezinyibilikayo. Xa amanzi abandayo asasazeka ngokukhawuleza kwaye ahluma emanzini, i-HPMC inokwahlulwa ibe yintlobo ngeentlobo kwaye ishushu. Ngeli xesha, ulwelo alunalo viscosity, kuba i-HPMC ichithwa njengamanzi, kwaye akukho luvo lokwenyani lokunyibilika. Emva kwe-2min, i-vinsosity yolwelo iyanda kancinci, ivelise isisombululo se-collous ebonakalayo ye-colloid. Xa i-shorsoding ye-organic yeSodutic iqokelele emanzini abandayo, banokusasaza ngokukhawuleza emanzini ashushu kwaye bachitha emanzini ashushu. Xa iqondo lobushushu elaneleyo lincitshiswa ukuya kwinqanaba elithile lobushushu, i-viscofity iya kwenzeka ngokuthe ngcembe de kuveliswe isisombululo seColoidal ngokupheleleyo. Uhlobo lwe-sormal ye-organic ye-organic isetyenziswa kuphela kwi-polly yodonga ngaphakathi nodaka. Kwi-superglue yolwelo kunye neengubo, kukho abantu abangenakufakwa. Uhlobo lokuNgena ngokuKhawulezayo lunenqanaba lesicelo ngokubanzi. Inokusetyenziswa njengodonga lwangaphakathi lube nodaka kunye nodaka, kwaye i-superglue yayo kwaye iqengqele. Akukho nxalenye ye-taboo.
Ukunyibilika kwamanzi ashushu: kuba i-HPMC emanzini eshushu ayinyibiliki, ke i-HPMC kwikhonkco loqobo ingasasazeka kakhulu emanzini ashushu, kwaye emva koko inyibilike ngokukhawuleza xa kupholile. Iindlela ezimbini zeClassical zichazwe ngolu hlobo lulandelayo:
1) Beka amanzi ashushu owafunayo kwinqanawa kwaye uyitshise malunga nama-70 ℃. Ngokuthe ngcembe xuba, ngokuthe ngcembe wongeza i-HydroxyPyl Methyl Selelose, ngokuthe ngcembe i-HPMC emlanjeni, emva koko uvelise i-sludgecregesicrecrege.
2) Yongeza i-1/3 okanye 2/3 yamanzi kwinqanawa, yitshise ukuya kwi-70 ℃, ukusitshisa ukuya kwi-HPMC, kwaye ulungiselele isambuku samanzi; Amanzi abandayo asele adityaniswa kwi-sludge eshushu kwaye axutywe nomxube opholileyo.
Indlela yokuxuba i-powder Ngeli xesha, i-HPMC inokuchithwa kwimeko ye-agerlomeration, kuba ikona nganye encinci kuphela i-HPMC encinci, xa amanzi eya kunyibilika kwangoko-abavelisi bobubele. [I-HPMC] njengearhente ehlekisayo kunye nearhente yokunyibilikisa kwi-odoty yodaka lodonga lwangaphakathi.
Le yi-hydropylpropyl methyl selsulose (HMPC) ye-tearial ye-accoelial, esondeleyo kwindawo ye-viscoelastic (ikakhulu i-mucin ye-mucin) ezilalini. Inamathele kumphezulu weliso nge-adsormer, kwaye irhoxa ngendima ye-conjin mucin, ukuze iphucule imeko ye-mucin encitshisiweyo yeliso kwaye yongeza imeko emanzi ye-cornea.
Kwi-podty powder, i-fliking, ukugcinwa kwamanzi kunye nokwakha imisebenzi emithathu. Ukutyibilika, i-sellyulise inokubekwa ukwenziwa ukuba isimilo, ukuze isisombululo sihlala siyiyunifomu siphakame siye ezantsi kwindima yokuhamba nokuhamba. Ukugcinwa kwamanzi: Yenza i-pobty powder eyomileyo ngokuthe chu, i-aucular calcium kwisenzo sokuphendula kwamanzi. Ulwakhiwo: I-seluplose ye-Lubring, inokwenza i-powty powder inolwakhiwo oluhle. I-HPMC ayithathi nxaxheba kuyo nayiphi na indlela yokuphendula yekhemikhali, kodwa idlala indima exhasayo.
Ukupeyinta ukupeyinta kuyaguquguquka ngakumbi ekukhetheni umbala, kwaye kunokufezekisa ifuthe loyilo lobugcisa, kunye nepeyinti yokwenyani kwipeyinti yendalo, ilunge ngakumbi kunokupeyinta ipeyinti, ngamnye unamandla ayo. Ukupeyinta ipeyinti kunye ne-lacquer kwinkqubo yemveliso, ukuze ugcine isigxina umbala woqobo, ngokubanzi kwinkqubo yokugqibela, kufuneka sisebenzise i-varnish (ioyile yokukhanya) yokutshiza ukukhusela ubugcisa babo okanye isiphumo samatye.
I-Lacquer, ipeyinti yokutsala yohlobo luhlobo lwepeyinti, ikakhulu isetyenziselwa ukuhonjiswa kodonga. Iwebhusayithi yendalo ye-Dayom Mud ishwankathela umahluko phakathi kwepeyinti ye-temputer kunye ne-lacquer, ipeyinti yepeyinti kunye ne-lacquers kunye nendlela yokwahlulahlula i-lacquer, oku kulandelayo ukubona umahluko phakathi kwepeyinti ye-lacquer kunye nepeyinti yokuthumela.
Umgangatho ophezulu we-Latex, abavelisi ukwenzela ukugcina iindleko, ukongeza nje isixa esincinci se-EULSSION
Abanye abavelisi ekwenzeni i-lacquer, bahlala bongeza i-carboxymethyl seluplose yeseluplose njenge-thi cublenese, ezi zinto zingenamanzi okanye ifilimu ye-hydrophilic, ukunciphisa kakhulu ukunyangwa kwamanzi.
IXESHA LOKUQALA: IJuni-09-2022