Kodi mwatsatanetsatane masitepe ndi mayendedwe a zida zokongoletsedwa ndi phula ndi chiyani?
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Kodi mwatsatanetsatane masitepe ndi mayendedwe a zida zokongoletsedwa ndi phula ndi chiyani?
Nthawi Yotulutsa:2023-10-11
Werengani:
Gawani:
Kapangidwe ka phula lopangidwa ndi emulsified phula lingagawidwe m’njira zinayi zotsatirazi: kukonza phula, kukonza sopo, phula la phula, ndi kusunga emulsion. Kutentha koyenera kwa phula la phula kuyenera kukhala kozungulira 85 ° C.

Malinga ndi kugwiritsa ntchito phula lopangidwa ndi emulsified, mutasankha mtundu woyenera wa phula ndi chizindikiro, ndondomeko yokonzekera phula ndi njira yowotchera phula ndi kuisunga pa kutentha koyenera.

1. Kukonzekera phula
Phula ndi gawo lofunika kwambiri la phula lopangidwa ndi emulsified, lomwe nthawi zambiri limawerengera 50% -65% ya unyinji wonse wa phula.

2.Kukonzekera kwa sopo solution
Malinga ndi phula lofunika la emulsifier, sankhani mtundu woyenera wa emulsifier ndi mlingo komanso mtundu wowonjezera ndi mlingo, ndipo konzani emulsifier amadzimadzi solution (sopo). Kutengera ndi zida za emulsified phula ndi mtundu wa emulsifier, njira yokonzekera yankho lamadzi (sopo) wa emulsifier imasiyananso.

3. Emulsification ya phula
Ikani mlingo wololera wa phula ndi sopo madzi mu emulsifier palimodzi, ndipo kudzera mawotchi zotsatira monga pressurization, kumeta ubweya, akupera, etc., phula kupanga yunifolomu ndi zabwino particles, amene adzabalalitsidwa stably ndi wogawana mu sopo madzi kuti. kupanga matumba a madzi. Mafuta phula emulsion.
Kuwongolera kutentha panthawi yokonzekera phula ndikofunikira kwambiri. Ngati kutentha kwa phula kuli kochepa kwambiri, kumapangitsa kuti phula likhale ndi kukhuthala kwakukulu, kuvutika kuyenda, motero mavuto a emulsification. Ngati kutentha kwa phula kuli kwakukulu, kumayambitsa kukalamba kwa phula kumbali imodzi, komanso kupanga emulsified phula nthawi yomweyo. Kutentha kotuluka ndikwambiri, komwe kumakhudza kukhazikika kwa emulsifier komanso mtundu wa phula lopangidwa ndi emulsified.
Kutentha kwa sopo musanalowe mu zida za emulsification nthawi zambiri kumayendetsedwa pakati pa 55-75 ° C. Matanki akuluakulu osungira ayenera kukhala ndi chipangizo chogwedeza kuti agwedeze nthawi zonse. Ma emulsifiers ena omwe amakhala olimba kutentha kwa chipinda ayenera kutenthedwa ndi kusungunuka musanakonzekere sopo. Choncho, kukonza phula n’kofunika kwambiri.

4. Kusungirako phula lopangidwa ndi emulsified
Phula lopangidwa ndi emulsified limatuluka mu emulsifier ndikulowa mu thanki yosungiramo mutazizira. Ena emulsifier amadzimadzi mayankho ayenera kuwonjezera asidi kusintha pH mtengo, pamene ena (monga quaternary ammonium salt) satero.

Kuchepetsa kulekanitsa kwa emulsified phula. Phulalo likawathira kapena kusakanizidwa, phulalo limachotsedwa, ndipo madzi amene ali mmenemo akasanduka nthunzi, chimene kwenikweni chimasiyidwa pamsewu ndi phula. Pakuti zodziwikiratu mosalekeza mosalekeza emulsified phula kupanga zida, aliyense chigawo chimodzi cha sopo (madzi, asidi, emulsifier, etc.) basi anamaliza ndi pulogalamu anaika ndi zipangizo kupanga palokha, bola ngati kuperekedwa kwa chinthu chilichonse kuonetsetsa; pazida zopangira sopo mosalekeza kapena pang'onopang'ono zimafunika kukonzekera pamanja sopo molingana ndi zofunikira za fomula.