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Mintirho ya Tithickeners eka PTFE Emulsion – 4 wa Mintirho ya Nkoka

Ku langutiwa: 0     Mutsari: Muhleri ​​wa Sayiti Nkarhi wo kandziyisa: 2026-06-25 Masungulo: Ndhawu

Vutisa

Eka vuhumelerisi bya PTFE high-temperature fabric , goza ra impregnation ri tirhisa PTFE emulsion (ku hangalasiwa ka mati). Kambe raw PTFE emulsion ntsena swa tika ku yi lulamisa hi ndlela leyinene. Ti thickeners ti cheriwa ku cinca mahanyelo ya yona ya rheological xikan’we naku tiya.

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Hikokwalaho ka yini? PTFE resin yina density yale henhla naswona yitala ku tshamiseka. Handle ka swilo swo titimela, emulsion a yi ta hambana, yi nghena swinene eka lapi kutani yi humesa swifunengeto leswi nga ringaniki.

Aokai PTFE yi antswisile ku hlawuriwa ka thickener eka ti formulations totala ta impregnation. Xihloko lexi xi hlamusela mintirho ya mune ya nkoka ya ti thickeners eka PTFE emulsion.

PTFE_Emulsion_Xiringaniso_xa_Ku pimanisa.png

Ku Tiyisisiwa ka ku yimisiwa & Ku lwisana na ku tshamiseka

PTFE resin yina density yale henhla (kwalomu ka 2.2 g/cm³) naswona yitala ku tshamiseka naku nonoka swinene ematini. Handle ka ku tiyisisiwa, emulsion yi hambana kuva yiva na sediment-rich layer xikan’we na clear liquid layer – leswi endlaka leswaku yinga tirhisiwi eka ku peta loku nga cincekiki.

Ndlela leyi ti thickeners ti tirhaka ha yona: Ti thickeners ti tlakusa swinene viscosity ya aqueous phase, leswi endlaka xivumbeko xa network lexi seketelaka ti resin particles. Lexi:

  • Yi engetela vutomi bya shelf ya emulsion – yitshama yirikarhi yitirhisiwa kuringana tinhweti kutlula masiku

  • Swi sivela ku hambanisiwa ka swiphemu hi nkarhi wa ku fambisiwa na ku hlayisiwa

  • Yi herisa ku caking – sediment leyi nonokeke ehansi ka swibye

Aokai PTFE note: Eka ti emulsions leti hlayisiweke eka masiku ya 30, hi ringanyeta ku tlhela ku endliwa homogenization loko kungase tirhisiwa, hambi kuri na ti thickeners, tani hileswi vuhlayiselo bya nkarhi woleha bya static byi nga ha vangaka ku tshamiseka hiku nonoka.

Xivumbeko_xa_Network_ya_Thikener.png

Mahanyelo ya Shear-Thinning ku endlela ku olova ka ku lulamisiwa

Ti thickeners ti nyika emulsion mahanyelo ya shear-thinning (pseudoplastic): viscosity yale henhla loko yi wisa, viscosity yale hansi ehansi ka ku pfilunganyeka.

Xiyimo

Ku tsindziyela

Mbuyelo

Loko a wisa (a yime ethangini) .

Henhla

Swi sivela ku tshamiseka ka swiphemuphemu swa PTFE

Hi nkarhi wa ku pfilunganyeka/ku hlanganisiwa

Hansi

Ku pompa ko olova, ku hlanganisiwa ka homogeneous

Hi nkarhi wa ku peta/ku cheriwa

Ehansi (ehansi ka shear) .

Ku levela loku rhetaka, ku nghena swinene eka fiberglass

Endzhaku ko peta (static) .

Ku hola hi ku hatlisa

Yi herisa ku rhetela eka swilo leswi yimisiweke, yi sivela swirhendzevutani

Vuyelo lebyi tirhaka: Hi nkarhi wa dip coating, emulsion yi khuluka hiku ntshunxeka eka lapi ra fiberglass ehansi ka shear, kutani yi tiya hiku hatlisa endzhaku ka coating kuva yi hlayisa uniform wet film thickness handle ka drips.

Graph_ya_Mahanyelo_ya_Ku_Shear_Thinning.png

Ku lawula ku enta ka ku nghena & Ndzilo wa ku peta

Loko ku cheriwa ti porous substrates tofana na fiberglass cloth, ku lulamisa muxaka na mpimo wa ti thickeners swipfumelela vulawuri lebyi kongomeke eka vuenti bya ku nghena ka emulsion.

Vuenti bya ku Nghena

Tshikelela

Swi dzikile ngopfu

Resin leyi tlulaka mpimo yi nghena hi lapi – high resin pick-up, stiff hand feel, ku tlanga hi swilo

Swi nga enta ngopfu

Resin leyinga enelangiki eka vuandlalo bya lapi – swivumbeko swoka swinga namarheli, fiberglass leyi nga erivaleni

Swi kahle ngopfu

Ku ringanisela – PTFE yi pfalela ti fibre, vuandlalo byo olova, ku olova lokunene

Ndlela leyi ti thickeners ti lawulaka leswi ha yona: Viscosity yale henhla yi hunguta ku nghena, leswi siyaka resin yotala ehenhla. Viscosity yale hansi yipfumelela ku nghena swinene eka fiberglass bundle. Leswi swi boha ku layicha ko hetelela ka resin xikan’we na ku titwa ka mavoko ka switirhisiwa leswi hetiweke.

PTFE_Emulsion_Ku Nghena_Ku Enta.png

Ku Antswisa Ku Fana ka Tifilimi & Ku Tiyisisa Ku Sintering loku nga riki na Masalela

1. Ku fana ka filimi hi nkarhi wa ku omisiwa

Viscosity leyi ringaneleke kusuka eka ti thickeners:

  • Yi tshikelela ku pandzeka loku vangiwaka hi ku rhurha ka ndzhongho hiku hatlisa loko ku omisiwa

  • Swi sivela ku enta ka ku peta loku nga ringaniki (makumu yo tiya, xikarhi xo olova) .

  • Ku olovisa ku vumbiwa ka tifilimi ta masungulo ta xiphepherhele, leti yaka emahlweni

  • Ku hunguta 'coffee ring effect' laha emulsion yi rhurhelaka emakumu

2. Xilaveko xa nkoka – ku sintering loku nga riki na masalela

PTFE emulsion yilava ku sintering eka kwalomu ka 380°C kuva yi hlanganisa ti particles ta PTFE eka film leyi yaka emahlweni. Leswi swi tisa xilaveko xo hlawuleka xa swilo swo titimela:

Ti thickeners leti hlawuriweke tifanele ku hisa hiku hetiseka handle ka nkuma lowu saleke eka mahiselo lawa.

Khwalithi ya Xigwitsirisi

Vuyelo Endzhaku ka Sintering

Ku basa ka le henhla, ku pfurha hi ku helela

Clean PTFE coating, pure white muvala, ku pfaleriwa ka gezi loku heleleke

Hi masalela ya inorganic

Swivati ​​swa nkuma, ku cinca ka muhlovo wotshuka, kuhunguteka ka matimba ya dielectric, swihoxo swa coating

Aokai PTFE yitirhisa ti cellulose-based thickeners (xikombiso, methyl cellulose) leti hisaka hiku hetiseka eka 380°C, laha kunga siyiwiki nkuma. Hi ringanyeta ku papalata ti thickeners letingana ti inorganic salts kumbe ti metal oxides leti siyaka masalela.

PTFE_Coating_Sintering_Masalela.png

Nkatsakanyo – Swipimelo swo Hlawula Thickener swa PTFE Emulsion

Ntirho

Xilaveko

Ku tiyisisiwa ka ku yimisiwa

Ku vumba xivumbeko xa netiweke ku seketela swiphemuphemu swa PTFE swa density ya le henhla

Ku tsemeta hi ku tsemeta

Swi endla leswaku swi olova ku pompa, ku peta, na ku nghena

Ku lawula ku nghena ka swilo

Ku lulamisa resin pick-up na fabric hand feel

Ku fana ka filimi

Swi sivela ku pandzeka na ku oma loku nga ringaniki

Ku sintering loku nga riki na masalela (ka nkoka) .

Swifanele ku hisa hiku hetiseka eka ~380°C – zero ash, zero color change

Aokai PTFE yi hlawula ti thickeners leti ringaniselaka mintirho hinkwayo ya mune loko yirikarhi yi tiyisisa ku hisiwa loku heleleke hinkarhi wa sintering. Eka swivumbeko swa custom impregnation, hi nga lulamisa muxaka wa thickener na mpimo ku fambisana na ntiko wa wena wo karhi wa coating na swilaveko swa ku nghena ka lapi.

Xitlhokovetselo lexi xa xithekiniki xi nyikiwa hi Jiangsu Aokai Thekinoloji ya Switirhisiwa Leswintshwa Co., Ltd.

Loko u lava swihlawulekisi swa vuxokoxoko, timhaka ta xikombelo na swintshuxo leswi endleriweke ku tirhisiwa ka swilo swa hina hinkwaswo ku katsa na malapi ya mahiselo ya le henhla ya PTFE, tithepi to namarhela ta PTFE, mabandhi ya mesh ya PTFE, mabandhi ya muchini wo fusa lama nga riki na swirhabyani, lapi leri funengetiweke hi PTFE leri nga na tlhelo rin’we, mabandhi yo fambisa lama nga hisiki na malapi ya fiberglass ya mahiselo ya le henhla, hi kombela u hi tihlanganisa hi ku tirhisa tichannel leti nga laha hansi:

Hi namarhela filosofi ya vukorhokeri ya vutshila na vutshembeki, hi tinyiketerile ku ku nyika swintshuxo leswi hlanganisiweke swa xiyimo xin’we na vukorhokeri bya vaxavi lebyi anakanyisisiweke!

Xitsundzuxo xa swikumiwa

Vutisa Swikumiwa
Jiangsu Aokai Switirhisiwa Leswintshwa
AoKai PTFE i ya xiphurofexinali PTFE Coated Fiberglass Fabric Vaendli na vaphakeri eChina, lava hlawulekeke eka ku nyika PTFE Thepi yo Namarhela, PTFE Xirhendzevutani xa Vutleketli, PTFE Bandhi ra Mesh . Ku xava kumbe ku xavisa hi wholesale switirhisiwa swa lapi ra fiberglass leri pfanganisiweke na PTFE . Ku anama ko tala, ku enta, mihlovo ya kumeka hi ku landza swilaveko swa wena.

XITLHOKOVETSELO XA XITLHANYI

XIYENGE XA SWITSHURIWA

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