Zvigadzirwa zvedu zvikuru: Amino silicone, block silicone, hydrophilic silicone, ese emulsion yavo yesilicone, wetting rubbing fastness improver, mvura inodzinga (Fluorine yemahara, Carbon 6, Carbon 8), demin washing chemicals (ABS, Enzyme, Spandex protector, Manganese remover). ), Nyika huru dzekutumira kunze: India, Pakistan, Bangladesh, Türkiye, Indonesia, Uzbekistan, nezvimwewo, zvimwe zvakawanda ndapota taura : Mandy +86 19856618619 (Whatsapp)

 

Dambudziko refuro mukuchenesa mvura ravhiringa vanhu vakawanda. Pakutanga nhanho yekutumwa, furo, furo rinoputika, furo rinokanganisa, furo reperoxide, furo rinogadzirwa nekuwedzera non oxidizing bactericide mukutenderera kwemvura kurapwa, nezvimwewo, saka kushandiswa kwe defoamer mukurapa kwemvura kwakajairika. Ichi chinyorwa chinozivisa zvizere musimboti, kupatsanura, kusarudzwa uye kuyerwa kwe defoamer!

★ Kubviswa kwefuro

1. Mitoo yemuviri

Kubva pakuona kwemuviri, nzira dzekubvisa furo dzinonyanya kusanganisira kuisa baffle kana kusefa skrini, kumhanyisa kwemagetsi, static magetsi, kutonhora, kupisa, chiutsi, ray irradiation, kukurumidza-kumhanya centrifugation, kudzikisa kudzvanywa, yakakwira-frequency vibration, kubuda pakarepo. uye ultrasonic (acoustic liquid control). Idzi nzira dzese dzinosimudzira mwero wekufambiswa kwegasi kumigumo yese yefirimu remvura uye kubuda kwemvura kwebubble firimu kune akasiyana madhigirii, zvichiita kuti kugadzikana kwefuro kuve kushoma pane iyo attenuation factor, kuitira kuti huwandu hwefuro hudzike zvishoma nezvishoma. Nekudaro, iyo yakajairika yakajairika nzira idzi ndeyekuti ivo vanomanikidzwa zvakanyanya nemamiriro ekunze uye vane yakaderera defoaming mwero. Zvakanakira kuchengetedza kwezvakatipoteredza uye yakakwirira kushandisa zvakare mwero.

2. Nzira dzemakemikari

Maitiro emakemikari ekubvisa furo kunyanya anosanganisira makemikari reaction nzira uye kuwedzera defoamer.

Iyo kemikari reaction nzira inoreva kuita kwekemikari pakati peanopupa neanopupa nekuwedzera mamwe mareagents kuti abudise mvura isinganyunguriki, nokudaro kuderedza kuwanda kweiyo surfactant mufirimu remvura uye kukurudzira kuputika kwefuro. Nekudaro, iyi nzira ine zvimwe zvikanganiso, sekusava nechokwadi kwekuumbwa kweagent inopupuma uye kukuvadza kwezvinhu zvisinganyungudika kune system michina. Iyo inonyanya kushandiswa nzira yekubvisa furo mumaindasitiri akasiyana mazuva ano ndiyo nzira yekuwedzera defoamers. Kubatsira kukuru kweiyi nzira ndeyekusvibisa kwepamusoro kwekuita uye nyore kushandisa. Nekudaro, kuwana yakakodzera uye inoshanda defoamer ndiyo kiyi.

★Nheyo ye defoamer

Defoamers, inozivikanwawo se defoamers, ine misimboti inotevera:

1. Iyo nzira yekudzikisa furo yenzvimbo yepasi tension inotungamira kukuputika kwefuro ndeyekuti madoro akakwirira kana mafuta emiriwo anosaswa pafuro, uye kana anyungudutswa kuita furo fluid, kushushikana kwepamusoro kuchaderedzwa zvakanyanya. Nekuda kwekuti zvinhu izvi kazhinji zvine kushomeka kwekunyungudika mumvura, kudzikiswa kwekusagadzikana kwepasi kunogumira kune chikamu chenzvimbo chefuro, nepo kushushikana kwepasi kwakatenderedza furo hakuna kana shanduko. Chikamu chine kuderedzwa kwepasi tension inodhonzwa zvine simba uye inotambanudzirwa kumativi ese, uye pakupedzisira inotyora.

2. Kuparadzwa kwe membrane elasticity kunotungamirira kune bubble breaking defoamer yakawedzerwa kune furo system, iyo ichapararira kune gasi-mvura inotarisana, zvichiita kuti zviome kune surfactant ane furo kudzikamisa kushanda kuti awanezve membrane elasticity.

3. Defoamers inokurudzira mvura yefirimu yemvura inogona kukurudzira mvura yefirimu yemvura, nokudaro zvichiita kuti mabhubhu aputika. Iyo furo drainage rate inogona kuratidza kugadzikana kwefuro. Kuwedzera chinhu chinomhanyisa furo drainage kunogona zvakare kuita basa mukubvisa furo.

4. Kuwedzera hydrophobic yakasimba zvimedu zvinogona kukonzera mabhubhu kuputika pamusoro pemabhuru. Hydrophobic solid particles inokwezva iyo hydrophobic kupera kweiyo surfactant, ichiita iyo hydrophobic particles hydrophilic uye kupinda muchikamu chemvura, nekudaro ichiita basa mukubvisa furo.

5. Solubilizing uye furo surfactants zvinogona kukonzera kuputika. Zvimwe zvakaderera molecular huremu zvinhu zvinogona kusanganiswa zvizere nemhinduro zvinogona kunyungudutsa iyo surfactant uye kuderedza kusimba kwayo kunoshanda. Zvinhu zvakaderera zvemamorekuru zvine mhedzisiro iyi, senge octanol, ethanol, propanol uye zvimwe zvinwiwa zvinodhaka, hazvingogone kudzikisa iyo surfactant concentration mudenga repamusoro, asi zvakare kunyungudika mukati meiyo surfactant adsorption layer, ichidzikisa compactness yemamorekuru e surfactant, nekudaro ichinetesa kugadzikana. ye furo.

6.Electrolyte breakdown surfactant double electric layer inoita basa rekubvisa furo mukudyidzana kwe surfactant double electric layer ine furo kuti ibudise mvura inopupuma yakagadzikana. Kuwedzera yakajairwa electrolyte kunogona kudonhedza iyo surfactant yakapetwa kaviri yemagetsi layer.

★ Chikamu che defoamers

Iyo inowanzo shandiswa defoamers inogona kukamurwa kuita silicone (resin), surfactant, alkane, uye mineral oil zvinoenderana nekuumbwa kwavo.

1. Silicone (resin) defoamers, inozivikanwawo se emulsion defoamers, inoshandiswa ne emulsifying uye kuparadzira silicone resin ne emulsifiers (surfactants) mumvura isati yawedzera kune tsvina. Silicon dioxide poda yakanaka imwe mhando yesilicon-based defoamer ine zvirinani defoaming effect.

2. Masurfactants akadaro ma defoamers anonyatso emulsifiers, ndiko kuti, anoshandisa kupararira kwevanoita surfactants kuchengetedza furo rinogadzira zvinhu mune yakagadzikana emulsified state mumvura, kuitira kudzivirira kuumbwa kwefuro.

3. Alkane based defoamers ma defoamers anogadzirwa ne emulsifying nekuparadzira wakisi yeparafini kana zvinobva pairi uchishandisa emulsifiers. Kushandiswa kwavo kwakafanana neiyo surfactant based emulsifying defoamers.

4.Mineral mafuta ndiyo huru defoaming chikamu. Kuti uvandudze mhedzisiro, dzimwe nguva sipo yesimbi, mafuta esilicone, silica uye zvimwe zvinhu zvinosanganiswa kuti zvishandiswe. Uye zvakare, akasiyana surfactants dzimwe nguva anogona kuwedzerwa kuti afambise kupararira kwemafuta emamineral pamusoro peiyo inopupuma mhinduro kana kuparadzira zvakaenzana sipo dzesimbi nezvimwe zvinhu mumineral mafuta.
★ Zvakanakira uye kuipa kwemhando dzakasiyana dze defoamers

Tsvagiridzo nekushandiswa kwema organic defoamers akadai semafuta emaminerari, amides, madoro akaderera, fatty acids uye fatty acid esters, phosphate esters, nezvimwewo zvakangotanga uye ndezvechizvarwa chekutanga che defoamers. Ivo vane mabhenefiti ekuwanikwa kuri nyore kwezvinhu zvakabikwa, kuita kwepamusoro kwezvakatipoteredza, uye mutengo wakaderera wekugadzira; Izvo zvisingabatsiri ndezvakaderera defoaming kunyatsoita, kusimba kwakasimba, uye mamiriro ekushandisa akaomarara.

Polyether defoamers ndeye chizvarwa chechipiri defoamers, kunyanya kusanganisira yakatwasuka cheni polyethers, polyether kutanga kubva kudoro kana ammonia, uye polyether zvinobva kune yekupedzisira boka esterification. Mukana wakakura wepolyether defoamers kugona kwavo kwakasimba kupikisa kupupa. Mukuwedzera, mamwe ma polyether defoamers anewo zvinhu zvakanakisa zvakadai sekudzivirira kwekushisa kwepamusoro, asidi yakasimba uye alkali resistance; Izvo zvisingabatsiri zvinoganhurirwa nemamiriro ekushisa, nzvimbo dzakatetepa dzekushandisa, kusagona kuburitsa furo, uye kuderera kwebubble breaking rate.

Organic silicone defoamers (yechitatu-chizvarwa defoamers) ine simba rekubvisa furo, kukurumidza kuburitsa simba, kuderera kuderera, hapana chepfu kune zvakatipoteredza, hapana physiological inertia, uye zvakasiyana-siyana zvekushandisa. Naizvozvo, vane tarisiro yakafara yekushandisa uye yakakura musika mukana, asi kuita kwavo kwekubvisa furo hakuna kunaka.

Polyether yakagadziridzwa polysiloxane defoamer inosanganisa zvakanakira zvese zviri zviviri polyether defoamers uye organosilicon defoamers, uye ndiyo yekuvandudza kutungamira kwe defoamers. Dzimwe nguva inogona kushandiswa zvakare zvichibva pakunyungudika kwayo, asi parizvino kune mashoma marudzi emadefoam akadaro uye achiri mudanho rekutsvagisa nekusimudzira, zvichikonzera kukwira kwemitengo yekugadzira.

★ Kusarudzwa kwe defoamers

Kusarudzwa kwe defoamers kunofanirwa kuzadzisa zvinotevera maitiro:

1. Kana ikasanyungudika kana kunyungudika mumushonga unopupuma, inopwanya furo. Iyo defoamer inofanira kuiswa pane iyo foam film. Kune ma defoamers, anofanirwa kuve akaiswa mukati uye akaiswa mukati mechinguva, nepo kune anodzvinyirira furo, anofanirwa kuchengetwa ari munharaunda iyi nguva dzose. Saka ma defoams ari mu supersaturated state muzvinwiwa zvinopupuma, uye chete zvisinganyungudika kana zvisina kunyatso nyungudika zvinotarirwa kusvika supersaturation. Haina kunyungudika kana yakaoma kunyungudika, iri nyore kuunganidza pagasi-mvura yemvura interface, iri nyore kutarisisa pane bubble membrane, uye inogona kushanda munzvimbo dzakaderera. Iyo defoamer inoshandiswa mumasisitimu emvura, iyo inoshanda ingredient mamorekuru, inofanirwa kuve yakasimba hydrophobic uye isina kusimba hydrophilic, ine HLB kukosha muhuwandu hwe1.5-3 kune yakanakisa mhedzisiro.

2. Kudzvinyirirwa kwepamusoro kwakadzikira kudarika kwemvura inoputika, uye chete apo intermolecular masimba e defoamer ari maduku uye kushushikana kwepamusoro kwakaderera kudarika kwemvura inoputika, zvinogona kupinza zvimedu zve defoamer uye kuwedzera pane foam film. Izvo zvakakosha kuti ticherechedze kuti kunetsana kwepamusoro kwemushonga unopupa hakusi iko kukakavara kwepamusoro kwemushonga, asi kunetsana kwepamusoro kwemushonga unopupa.

3. Pane imwe nhanho yekubatana nemvura inopupuma. Sezvo maitiro ekubvisa furo ari chaizvo makwikwi pakati pekudonha kwefuro kumhanya uye furo chizvarwa kumhanya, defoamer inofanirwa kukwanisa kupararira nekukurumidza mumvura inopupuma kuitira kuti ikurumidze kuita basa muhuwandu hwakakura hwemvura inopupuma. Kuita kuti defoamer ipararire nekukasira, iyo inoshanda ye defoamer inofanirwa kuve neyakamwe dhigirii yehukama nemhinduro yekupupa. Izvo zvinoshandiswa zvinoshandiswa zve defoamers zviri pedyo zvakanyanya nezvinoputika uye zvichanyunguduka; Kunyanya kushomeka uye kwakaoma kuparadzira. Chete apo kuva pedyo kwakakodzera ndiko kugona kushanda kwakanaka.

4. Defoamers haaitike kemikari kuita nezvinobuda furo. Kana ma defoam anoita nezvinwiwa zvinopupuma, anorasikirwa nekushanda kwawo uye anogona kugadzira zvinhu zvinokuvadza zvinokanganisa kukura kweutachiona.

5.Low volatility uye nguva yakareba yekuita. Chekutanga, zvinodikanwa kuti uone kana iyo system inoda kushandiswa kwe defoamers ndeyemvura-yakavakirwa kana mafuta-yakavakirwa. Muindasitiri yekuvirisa, mafuta-based defoamers akadai se polyether modified silicone kana polyether based anofanirwa kushandiswa. Indasitiri yekugadzira yemvura inoda mvura-based defoamers uye organic silicon defoamers. Sarudza defoamer, enzanisa mari yakawedzerwa, uye zvichibva pamutengo wekutsvaga, sarudza iyo yakakodzera uye ine hupfumi defoamer chigadzirwa.

★Zvinhu zvinokanganisa kushanda kwekushandisa defoamer

1. The dispersibility uye pamusoro pezvinhu zve defoamers mumhinduro zvinonyanya kukanganisa mamwe maitiro ekusvibisa. Madhifu anofanirwa kuve nedhigirii rakakodzera rekupararira, uye zvimedu zvakakurisa kana zvidiki muhukuru zvinogona kukanganisa basa ravo rekuburitsa.

2. Kupindirana kwe defoamer mu foam system Kana iyo surfactant yakanyungudika zvachose mumushonga wemvura, inowanzogadziriswa negwara pane gasi-mvura yemvura yefuro kuti igadzikane furo. Kana iyo surfactant iri mu insoluble kana supersaturated state, zvimedu zvinopararira mumhinduro uye zvinounganidza pafuro, uye furo rinoita se defoamer.

3. Tembiricha yeambient yefoaming system uye tembiricha yemvura inopupuma inogona kukanganisa kushanda kweiyo defoamer. Kana tembiricha yemvura inopupuma pachayo yakakwira, zvinokurudzirwa kushandisa yakakosha tembiricha inodzivirira defoamer, nekuti kana yakajairwa defoamer ikashandiswa, iyo defoamer mhedzisiro inozodzikiswa zvakanyanya, uye defoamer inobvisa zvakananga lotion.

4. Kurongedza, kuchengetedza, uye kutakura kwe defoamers kwakakodzera kuchengetwa pa5-35 ℃, uye hupenyu hwesherufu kazhinji mwedzi mitanhatu. Usaiise pedyo nekupisa kana kuiisa pachiedza chezuva. Zvinoenderana neanowanzo shandiswa makemikari ekuchengetedza nzira, ita shuwa kuiswa chisimbiso mushure mekushandisa kudzivirira kuparara.

6.Kuwedzera chiyero che defoamers kune mhinduro yepakutanga uye diluted solution ine kumwe kutsauka kune imwe nhanho, uye chiyero hachina kuenzana. Nekuda kwekudzika kweiyo surfactant, iyo yakanyungudutswa defoamer lotion haina kugadzikana zvakanyanya uye haizodzikisire nekukurumidza. The defoaming performance ishoma, iyo isina kukodzera kuchengetedza kwenguva refu. Inokurudzirwa kushandisa pakarepo mushure mekugadzirisa. Iyo chikamu che defoamer chakawedzerwa chinoda kusimbiswa kuburikidza ne-pa-saiti bvunzo kuti iongorore kushanda kwayo, uye haifanirwe kuwedzerwa zvakanyanya.

★Dosage ye defoamer

Kune akawanda marudzi e defoamers, uye inodiwa dosage yemhando dzakasiyana dze defoamers inosiyana. Pazasi, isu tichasuma dosage yemhando nhanhatu dze defoamers:

1. Doro defoamer: Paunenge uchishandisa doro defoamers, chiyero chinowanzova mukati me 0.01-0.10%.

2. Oil based defoamers: Kuwanda kwemafuta anokonzerwa nemafuta akawedzerwa ari pakati pe0.05-2%, uye chiyero chemafuta acid ester defoamers akawedzerwa ari pakati pe0.002-0.2%.

3. Amide defoamers: Amide defoamers ane maitiro ari nani, uye kuwedzera kwekuwedzera kunowanzo mukati 0.002-0.005%.

4. Phosphoric acid defoamer: Phosphoric acid defoamers inonyanya kushandiswa mufibers nemafuta ekuzora, pamwe nehuwandu huri pakati pe0.025-0.25%.

5. Amine defoamer: Amine defoamers inonyanya kushandiswa mukugadzirwa kwefiber, pamwe nehuwandu hwe0.02-2%.

7.Ether based defoamers: Ether based defoamers inowanzoshandiswa pakudhinda mapepa, kudhaya, uye kuchenesa, pamwe chete nechiyero che 0.025-0.25%.