Imikhiqizo yethu eyinhloko: i-amino silicone, i-block silicone, i-hydrophilic silicone, yonke i-silicone emulsion yayo, isithuthukisi sokuxubha ukumanzisa, isixosha amanzi (i-Fluorine free, i-Carbon 6, i-Carbon 8), amakhemikhali okugeza ama-demin (ABS, i-Enzyme, isivikeli se-Spandex, isikhiphi seManganese ), Amazwe amakhulu athumela kwamanye amazwe: India, Pakistan, Bangladesh, Türkiye, Indonesia, Uzbekistan, njll., imininingwane eyengeziwe sicela uthinte : Mandy +86 19856618619 (Whatsapp)

 

Inkinga yegwebu ekuhlanzeni amanzi idide abantu abaningi. Esigabeni sokuqala sokugunyazwa, igwebu, igwebu eliphuma emlonyeni, igwebu lomthelela, igwebu le-peroxide, igwebu elikhiqizwe ngokungeza i-bactericide engeyona i-oxidizing ekujikelezeni kokwelashwa kwamanzi, njll., ngakho-ke ukusetshenziswa kwe-defoamer ekwelapheni amanzi kuvamile. Lesi sihloko sethula ngokuphelele umgomo, ukuhlukaniswa, ukukhethwa kanye nomthamo we-defoamer!

★ Ukuqedwa Foam

1. Izindlela ezingokomzimba

Ngokombono wenyama, izindlela zokuqeda igwebu ikakhulukazi zibandakanya ukubeka i-baffle noma isikrini sokuhlunga, ukuyaluza komshini, ugesi omile, ukubanda, ukufudumeza, umusi, i-ray irradiation, i-speed centrifugation, ukunciphisa ingcindezi, ukudlidliza kwe-high-frequency, ukukhipha ngokushesha. kanye ne-ultrasonic (i-acoustic liquid control). Lezi zindlela zonke zikhuthaza izinga lokudluliswa kwegesi kuzo zombili iziphetho zefilimu ewuketshezi kanye nokukhishwa koketshezi kwefilimu yebhamuza kumazinga ahlukahlukene, okwenza isici sokuzinza segwebu sibe ngaphansi kwesici sokuncisha, ukuze inani legwebu linciphe kancane kancane. Kodwa-ke, okubi okuvamile kwalezi zindlela ukuthi zivinjelwe kakhulu izici zemvelo futhi zinezinga eliphansi lokukhipha amagwebu. Izinzuzo ukuvikelwa kwemvelo kanye nezinga eliphezulu lokuphinda lisetshenziswe.

2. Izindlela zamakhemikhali

Izindlela zamakhemikhali zokuqeda igwebu ikakhulukazi zihlanganisa indlela yokusabela kwamakhemikhali kanye nokwengeza i-defoamer.

Indlela yokusabela kwamakhemikhali ibhekisela ekuphenduleni kwamakhemikhali phakathi kwe-ejenti ekhihliza amagwebu kanye ne-ejenti ekhihliza amagwebu ngokwengeza ama-reagents athile ukuze kukhiqizwe izinto ezingancibiliki emanzini, ngaleyo ndlela kwehliswe ukugcwala kwe-surfactant kufilimu ewuketshezi futhi kukhuthaze ukugqabuka kwegwebu. Kodwa-ke, le ndlela inokushiyeka okuthile, njengokungaqiniseki kokwakheka kwe-ejenti enegwebu kanye nokulimala kwezinto ezingancibiliki emishinini yesistimu. Indlela yokukhipha amagwebu esetshenziswa kakhulu ezimbonini ezahlukahlukene namuhla yindlela yokwengeza ama-defoam. Inzuzo enkulu yale ndlela ukusebenza kahle kwayo kokukhipha amagwebu nokusebenziseka kalula. Nokho, ukuthola i-defoamer efanelekayo nephumelelayo kuyisihluthulelo.

★Isimiso se-defoamer

Ama-Defoamers, awaziwa nangokuthi ama-defoamers, anezimiso ezilandelayo:

1. Indlela yokunciphisa ukungezwani kwendawo okuyigwebu okuholela ekuqhumeni kwegwebu ukuthi ama-alcohols aphezulu noma amafutha emifino afafazwa kugwebu, futhi lapho encibilika oketshezini oluyigwebu, ukungezwani kwendawo kuzoncipha kakhulu. Ngenxa yokuthi lezi zinto ngokuvamile zinokuncibilika okuphansi emanzini, ukuncishiswa kokungezwani kwendawo kukhawulelwe engxenyeni yendawo yegwebu, kuyilapho ukungezwani kwendawo ezungeze igwebu cishe akunashintsho. Ingxenye enengcindezi encishisiwe yendawo idonswa ngamandla futhi inwetshwe kuzo zonke izinhlangothi, futhi ekugcineni iyaphuka.

2. Ukucekelwa phansi kwe-elasticity ye-membrane kuholela ku-bubble breaking defoamer engezwe ohlelweni lwegwebu, oluzosakazeka ku-interface ye-gas-liquid, okwenza kube nzima ku-surfactant onomphumela wokuzinzisa igwebu ukuze abuyisele ukunwebeka kolwelwesi.

3. Ama-Defoam akhuthaza ukugeleza kwefilimu ewuketshezi angakhuthaza ukugeleza kwefilimu ewuketshezi, ngaleyo ndlela kubangele ukuthi amabhamuza aqhume. Izinga le-foam drainage lingabonisa ukuzinza kwegwebu. Ukwengeza into esheshisa ukuphuma kwegwebu nakho kungadlala indima ekukhipheni amagwebu.

4. Ukwengeza izinhlayiya eziqinile ze-hydrophobic kungabangela amabhamuza aqhume ebusweni bamabhamuza. Izinhlayiya eziqinile ze-Hydrophobic ziheha ukuphela kwe-hydrophobic ye-surfactant, okwenza izinhlayiya ze-hydrophobic zibe yi-hydrophilic futhi zingene esigabeni samanzi, ngaleyo ndlela zidlala indima ekukhipheni amagwebu.

5. Ama-solubilizing kanye namagwebu aphumayo angabangela ukuqhuma kwamabhamuza. Ezinye izinto ezinesisindo esiphansi samangqamuzana ezingaxutshwa ngokugcwele nesixazululo zingancibilikisa i-surfactant futhi zinciphise ukugxila kwayo ngempumelelo. Izinto eziphansi zamangqamuzana analo mphumela, njenge-octanol, i-ethanol, i-propanol nobunye utshwala, azikwazi nje ukunciphisa ukugxila kwe-surfactant oqweqweni olungaphezulu, kodwa futhi zincibilika zibe ungqimba lwe-adsorption, lwehlise ukuhlangana kwama-molecule aphuma ngaphandle, ngaleyo ndlela zenze buthaka ukuzinza. kwegwebu.

6.I-Electrolyte breakdown surfactant double electric layer idlala indima ekhipha amagwebu ekusebenzisaneni kwesendlalelo sikagesi esiphindwe kabili esinegwebu ukukhiqiza uketshezi olugwebu oluzinzile. Ukwengeza i-electrolyte evamile kungabhidliza ungqimba lukagesi oluphindwe kabili.

★ Ukuhlukaniswa kwama-defoamers

Ama-defoamers asetshenziswa kakhulu angahlukaniswa abe i-silicone (i-resin), i-surfactant, i-alkane, namafutha amaminerali ngokuya ngokubunjwa kwawo.

1. Ama-Silicone (resin) defoamers, awaziwa nangokuthi ama-emulsion defoamers, asetshenziswa ngokufaka i-emulsifying nokusabalalisa inhlaka ye-silicone nama-emulsifiers (ama-surfactants) emanzini ngaphambi kokuyingeza emanzini angcolile. I-silicon dioxide impushana enhle ingolunye uhlobo lwe-silicon-based defoamer enomphumela ongcono wokuqeda ugwebu.

2. Ama-surfactants anjalo ama-defoamers empeleni angama-emulsifiers, okungukuthi, asebenzisa ukuhlakazwa kwama-surfactants ukugcina izinto ezakha igwebu esimweni esizinzile se-emulsified emanzini, ukuze kugwenywe ukwakheka kwegwebu.

3. Ama-defoam asekelwe e-Alkane ama-defoamers enziwe ngokufaka i-emulsifying kanye nokuhlakaza i-wax kapharafini noma okuphuma kuyo kusetshenziswa izifanisi zokuqinisa. Ukusetshenziswa kwabo kufana nalokho kwama-emulsifying defoamers asekelwe ku-surfactant.

I-4.Amafutha amaminerali yiyona ingxenye eyinhloko yokuqeda amagwebu. Ukuze uthuthukise umphumela, ngezinye izikhathi insipho yensimbi, uwoyela we-silicone, i-silica nezinye izinto zixutshwa ndawonye ukuze zisetshenziswe. Ngaphezu kwalokho, ama-surfactants ahlukahlukene kwesinye isikhathi angengezwa ukwenza lula ukusakazeka kwamafutha amaminerali ebusweni besisombululo esinamagwebu noma ukusabalalisa ngokulinganayo insipho yensimbi nezinye izinto kuwoyela wamaminerali.
★ Izinzuzo kanye nokubi kwezinhlobo ezahlukene ze-defoamers

Ucwaningo kanye nokusetshenziswa kwe-organic defoamers njengamafutha amaminerali, ama-amide, utshwala obuphansi, ama-fatty acids nama-fatty acid esters, ama-phosphate esters, njll. kusesekuseni kakhulu futhi kungokwesizukulwane sokuqala sama-defoamers. Banezinzuzo zokutholakala kalula kwezinto ezingavuthiwe, ukusebenza okuphezulu kwemvelo, nezindleko eziphansi zokukhiqiza; Okubi ukungasebenzi kahle kokukhipha amagwebu, ukucaciswa okuqinile, nezimo ezinzima zokusebenzisa.

Ama-polyether defoamers ama-defoam esizukulwane sesibili, ikakhulukazi ahlanganisa ama-polyether e-straight chain, ama-polyethers aqala ku-alcohol noma i-ammonia, kanye nokuphuma kwe-polyether nge-end esterification yeqembu. Inzuzo enkulu yama-polyether defoamers amandla awo aqinile e-anti-foaming. Ngaphezu kwalokho, amanye ama-polyether defoamers nawo anezakhiwo ezinhle kakhulu ezifana nokumelana nokushisa okuphezulu, i-asidi eqinile kanye nokumelana ne-alkali; Ububi bukhawulwa yizimo zokushisa, izindawo zokusebenza eziwumngcingo, ikhono eliphansi lokukhipha amagwebu, nezinga eliphansi lokuphuka kwebhamuza.

Ama-silicone defoamers e-organic (ama-defoam esizukulwane sesithathu) anokusebenza okuqinile kokukhipha amagwebu, ikhono lokukhipha amagwebu ngokushesha, ukuguquguquka okuphansi, abukho ubuthi endaweni ezungezile, akukho inertia yokuphila, kanye nezinhlelo eziningi zokusebenza. Ngakho-ke, banamathuba abanzi okufaka isicelo namandla amakhulu emakethe, kodwa ukusebenza kwabo kokwehlisa amagwebu kubi.

I-polyether modified polysiloxane defoamer ihlanganisa izinzuzo zakho kokubili ama-polyether defoamers nama-organosilicon defoamers, futhi iyisiqondiso sokuthuthukiswa kwama-defoamers. Ngezinye izikhathi ingasetshenziswa kabusha ngokusekelwe ekuncibilikeni kwayo okuhlanekezelwe, kodwa okwamanje kunezinhlobo ezimbalwa zama-defoam anjalo futhi asesesigabeni socwaningo nentuthuko, okuholela ezindlekweni zokukhiqiza eziphezulu.

★ Ukukhethwa defoamers

Ukukhethwa kwama-defoamers kufanele kuhlangabezane nalezi zindlela ezilandelayo:

1. Uma ingancibiliki noma ingancibiliki kusixazululo esinegwebu, izophula igwebu. I-defoamer kufanele igxile kwifilimu ye-foam. Kuma-defoamers, kufanele agxiliswe futhi agxilwe ngokuphazima kweso, kuyilapho ama-foam suppressants, kufanele agcinwe kulesi simo njalo. Ngakho-ke ama-defoam asesimweni sokugcwala ngokweqile oketshezini olunamagwebu, futhi yilawo angancibiliki kahle kuphela noma angancibiliki kahle athambekele ekufinyeleleni ukugcwala ngokweqile. Ayincibiliki noma kunzima ukuyincibilika, kulula ukuhlanganisa esixhumi esibonakalayo esiwuketshezi lwegesi, kulula ukugxila kulwelwesi lwebhamuza, futhi ingasebenza ezindaweni eziphansi. I-defoamer esetshenziswa ezinhlelweni zamanzi, ama-molecule esithako esisebenzayo, kufanele ibe ne-hydrophobic enamandla futhi ibe ne-hydrophilic ebuthaka, ibe nevelu ye-HLB ebangeni elingu-1.5-3 ukuze kube nomphumela omuhle kakhulu.

2. Ukungezwani okungaphezulu kuphansi kunoketshezi olugwebu, futhi kuphela lapho amandla e-intermolecular e-defoamer emancane futhi ukungezwani kwendawo kuphansi kunoketshezi olugwebu, izinhlayiya ze-defoamer zingangena futhi zandise kufilimu ye-foam. Kuyaphawuleka ukuthi ukungezwani okungaphezulu kwesisombululo esinegwebu akukona ukungezwani okungaphezulu kwesixazululo, kodwa ukungezwani okungaphezulu kwesixazululo esinegwebu.

3. Kukhona izinga elithile lokuhlobana noketshezi olugwebu. Njengoba inqubo yokukhipha amagwebu empeleni ingumncintiswano phakathi kwejubane lokuwa kwegwebu kanye nesivinini sokukhiqiza igwebu, i-defoamer kufanele ikwazi ukuhlakaza ngokushesha oketshezini olunegwebu ukuze ibambe iqhaza ngokushesha kuhlu olubanzi loketshezi olugwebu. Ukwenza i-defoamer isakazeke ngokushesha, isithako esisebenzayo se-defoamer kumele sibe nezinga elithile lokuhlobana nesisombululo esinamagwebu. Izithako ezisebenzayo ze-defoamers zisondelene kakhulu noketshezi olugwebu futhi zizoncibilika; Incane kakhulu futhi kunzima ukuyihlakaza. Kuphela uma ukusondelana kufanelekile lapho ukuphumelela kungaba kuhle.

4. Ama-Defoamers awahlanganisi amakhemikhali noketshezi olugwebu. Lapho ama-defoamers esabela ngoketshezi olugwebu, alahlekelwa ukusebenza kwawo futhi angase akhiqize izinto eziyingozi ezithinta ukukhula kwamagciwane.

5.Ukuguquguquka okuphansi kanye nobude besikhathi eside besenzo. Okokuqala, kuyadingeka ukunquma ukuthi uhlelo oludinga ukusetshenziswa kwama-defoamers lusekelwe emanzini noma lusekelwe ku-oyela. Embonini yokuvutshelwa, ama-defoam asekelwe kuwoyela afana ne-polyether modified silicone noma asekelwe nge-polyether kufanele asetshenziswe. Imboni yokugqoka esekelwe emanzini idinga ama-defoamers asekelwe emanzini kanye nama-organic silicon defoamers. Khetha i-defoamer, qhathanisa inani elingeziwe, futhi ngokusekelwe kwintengo yereferensi, thola umkhiqizo we-defoamer ofaneleka kakhulu futhi ukonga.

★Izici ezithinta ukusebenza kahle kokusetshenziswa kwe-defoamer

1. I-dispersibility kanye nezindawo ezingaphezulu ze-defoamers kusixazululo zithinta kakhulu ezinye izici zokuqeda amagwebu. Ama-Defoam kufanele abe nezinga elifanele lokuhlakazeka, futhi izinhlayiya ezinkulu kakhulu noma ezincane kakhulu ngosayizi zingathinta umsebenzi wazo wokukhipha amagwebu.

2. Ukuhambisana kwe-defoamer ohlelweni lwegwebu Uma i-surfactant ihlakazeka ngokuphelele kusisombululo esinamanzi, ngokuvamile ihlelwa ngendlela eqondile ku-interface ye-gas-liquid yegwebu ukuze kuzinzise igwebu. Lapho i-surfactant isesimweni esingancibiliki noma se-supersaturated, izinhlayiya zihlakazeka esixazululweni bese zinqwabelana egwebu, futhi igwebu lisebenza njenge-defoamer.

3. Izinga lokushisa le-ambient yesistimu yokugwedla kanye nezinga lokushisa loketshezi olugwebu kungase kuthinte ukusebenza kwe-defoamer. Lapho izinga lokushisa loketshezi olunegwebu ngokwalo liphakeme ngokuqhathaniswa, kunconywa ukusebenzisa i-defoamer ekhethekile yokumelana nokushisa okuphezulu, ngoba uma kusetshenziswa i-defoamer evamile, umphumela wokukhipha amagwebu ngokuqinisekile uzoncishiswa kakhulu, futhi i-defoamer izosusa i-lotion ngokuqondile.

4. Ukupakishwa, ukugcinwa, kanye nokuthuthwa kwama-defoamers kulungele ukugcinwa ku-5-35 ℃, futhi impilo yeshalofu ngokuvamile iyizinyanga eziyisi-6. Ungawubeki eduze nomthombo wokushisa noma uwubeke ekukhanyeni kwelanga. Ngokwezindlela ezivame ukusetshenziswa zokugcina amakhemikhali, qinisekisa ukuvala ngemva kokusetshenziswa ukuze ugweme ukuwohloka.

6.Isilinganiso sokwengezwa kwama-defoamers esixazululweni sokuqala kanye nesisombululo esihlanjululwe sinokuphambuka okuthile ngezinga elithile, futhi isilinganiso asilingani. Ngenxa yokugcwala okuphansi kwe-surfactant, i-diluted defoamer lotion ayizinzile ngokwedlulele futhi ngeke iphele maduzane. Ukusebenza kokukhipha amagwebu kumbi ngokuqhathaniswa, okungafanele ukugcinwa isikhathi eside. Kunconywa ukuthi usebenzise ngokushesha ngemva kokuhlanza. Ingxenye ye-defoamer eyengeziwe idinga ukuqinisekiswa ngokuhlolwa kwendawo ukuze kuhlolwe ukusebenza kwayo, futhi akufanele yengezwe ngokweqile.

★Umthamo we-defoamer

Kunezinhlobo eziningi zama-defoamers, futhi umthamo odingekayo wezinhlobo ezahlukene zama-defoamers uyahlukahluka. Ngezansi, sizokwethula umthamo wezinhlobo eziyisithupha zama-defoamers:

1. I-Alcohol defoamer: Uma usebenzisa ama-alcohol defoamers, umthamo ngokuvamile ungaphakathi kuka-0.01-0.10%.

2. Ama-defoam asekelwe kuwoyela: Inani lama-defoam asekelwe kuwoyela elengeziwe liphakathi kuka-0.05-2%, futhi inani lama-fatty acid ester defoamers engeziwe liphakathi kuka-0.002-0.2%.

3. Ama-Amide defoamers: Ama-amide defoamers anomphumela ongcono, futhi inani elingeziwe ngokuvamile lingaphakathi kuka-0.002-0.005%.

4. I-Phosphoric acid defoamer: Ama-phosphoric acid defoamers asetshenziswa kakhulu emiculweni nasemafutheni okugcoba, anenani elingeziwe eliphakathi kuka-0.025-0.25%.

5. I-amine defoamer: Ama-amine defoamers asetshenziswa kakhulu ekucubunguleni i-fiber, enenani elingeziwe elingu-0.02-2%.

I-7.Ether based defoamers: Ama-defoam asekelwe e-Ether avame ukusetshenziswa ekunyatheliseni iphepha, ukudaya, nokuhlanza, ngesilinganiso esivamile se-0.025-0.25%.