I-HEC yePaint

I-Hydroxyethyl cellulose (HEC) yongezelela esetyenziswa ngokubanzi kwishishini lepeyinti, ixabiswa ngenxa yeempawu zayo eziguquguqukayo ezinegalelo ekuqulunqweni, ukusetyenziswa, kunye nokusebenza kweentlobo ezahlukeneyo zepeyinti. Nantsi isishwankathelo sezicelo, imisebenzi, kunye nokuqwalaselwa kwe-HEC kumxholo wokwenziwa kwepeyinti:

1. Intshayelelo ye-Hydroxyethyl Cellulose (HEC) kwiiPaints

1.1 Inkcazo kunye nomthombo

I-Hydroxyethyl cellulose yipolymer enyibilikayo emanzini ephuma kwi-cellulose ngokuphendula nge-ethylene oxide. Ngokuqhelekileyo ifunyenwe kwi-pulp yomthi okanye i-cotton kwaye icutshungulwa ukwenza i-polymer eneempawu ezahlukeneyo ze-viscosifying kunye ne-film-forming.

1.2 Indima kuLwakhiwo lwePeyinti

Ekuqulunqweni kwepeyinti, i-HEC isebenza ngeenjongo ezininzi, kubandakanywa ukuqina kwepeyinti, ukuphucula ukuthungwa kwayo, ukubonelela ngokuzinza, kunye nokuphucula ukusetyenziswa kunye nokusebenza ngokubanzi.

2. Imisebenzi ye-Hydroxyethyl Cellulose kwiipeyinti

2.1 I-Rheology Modifier kunye ne-Thickener

I-HEC isebenza njenge-rheology modifier kunye ne-thickener ekuqulunqweni kwepeyinti. Ilawula i-viscosity yepeyinti, inqanda ukuhlaliswa kwee-pigments, kunye nokuqinisekisa ukuba ipeyinti inokuhambelana okufanelekileyo ukuze kube lula ukusetyenziswa.

2.2 Isizinzi

Njengokuzinzisa, i-HEC inceda ukugcina ukuzinza kokuqulunqwa kwepeyinti, ukuthintela ukuhlukana kwesigaba kunye nokugcina i-homogeneity ngexesha lokugcina.

2.3 Ugcino lwamanzi

I-HEC iphucula iipropati zokugcina amanzi kwipeyinti, ukukhusela ukuba ukoma ngokukhawuleza. Oku kubaluleke kakhulu kwiipeyinti ezisekelwe emanzini, okuvumela ukusebenza kakuhle kunye nokunciphisa imiba efana namanqaku e-roller.

2.4 IiPropati zoKwenza ifilim

I-HEC inegalelo ekubunjweni kwefilimu eqhubekayo kunye neyunifomu kwindawo epeyintiweyo. Le filimu inika ukuqina, iphucula ukunamathela, kwaye iphucula imbonakalo yonke yendawo epeyintiweyo.

3. Ukusetyenziswa kwiipeyinti

3.1 Iipeyinti zeLatex

I-HEC isetyenziswa ngokuqhelekileyo kwi-latex okanye iipeyinti ezisekelwe emanzini ukulawula i-viscosity, ukuphucula ukuzinza kwepeyinti, kunye nokuphucula ukusebenza kwayo yonke ngexesha lokufaka isicelo kunye nokomisa.

3.2 Iipeyinti ze-Emulsion

Kwiipeyinti ze-emulsion, ezibandakanya i-pigment particles ezihlakaziweyo emanzini, i-HEC isebenza njenge-stabilizer kunye ne-thickener, ikhusela ukuhlalisa kunye nokubonelela ukuhambelana okufunwayo.

3.3 IiCoatings Textured

I-HEC isetyenziswa kwiingubo zokwaleka ukuphucula ukuthungwa kunye nokuhambelana kwezinto zokugquma. Inceda ukudala ukuthungwa okufanayo kunye nokukhangayo kwindawo epeyintiweyo.

3.4 Iiprimer kunye nezitywini

Kwii-primers kunye ne-sealers, i-HEC igalelo ekuqulunqweni kozinzo, ukulawula i-viscosity, kunye neempawu zokwenza ifilimu, ukuqinisekisa ukulungiswa kwe-substrate esebenzayo.

4. Iingqwalaselo kunye neZilumkiso

4.1 Ukuhambelana

I-HEC kufuneka ihambelane nezinye izithako zepeyinti ukuphepha imiba efana nokunciphisa ukusebenza, ukujikeleza, okanye utshintsho kwindlela yokupenda kwepeyinti.

4.2 Ukugxininisa

Ukugxininiswa kwe-HEC ekuqulunqweni kwepeyinti kufuneka kulawulwe ngokucophelela ukufezekisa iipropati ezifunwayo ze-rheological ngaphandle kokuchaphazela kakubi ezinye iinkalo zepeyinti.

4.3 pH Uvakalelo

Nangona i-HEC izinzile ngokubanzi kuluhlu olubanzi lwe-pH, kubalulekile ukuqwalasela i-pH yokwenziwa kwepeyinti ukuqinisekisa ukusebenza kakuhle.

5. Isiphelo

I-Hydroxyethyl cellulose yongezelelo oluxabisekileyo kwishishini lepeyinti, igalelo ekuqulunqweni, ukuzinza, kunye nokusetyenziswa kweentlobo ezahlukeneyo zepeyinti. Imisebenzi yayo eguquguqukayo iyenza ilungele iipeyinti ezisekelwe kumanzi, iipeyinti ze-emulsion, kunye neengubo zokugqoka, phakathi kwezinye. Abaqulunqi kufuneka baqwalasele ngononophelo ukuhambelana, ukugxininiswa, kunye ne-pH ukuqinisekisa ukuba i-HEC ikhulisa izibonelelo zayo kwiindlela ezahlukeneyo zepeyinti.