Kunyumba > Nkhani > Chiwonetsero

Mbali ya mpando wachimbudzi wa UF

2021-11-19

Urea formaldehyde (UFï¼ ‰ mpando wachimbudziamagwiritsidwa ntchito makamaka pokonzekera utoto wophika amino alkyd ndi alkyd resin kuti apititse patsogolo kuuma ndi kuuma kwa filimu ya utoto. Mpando wachimbudzi wa UF ukhoza kuphatikizidwa ndi utomoni wosawumitsa wa alkyd kupanga utoto wochiritsa wa amino, womwe ungagwiritsidwe ntchito pophimba mipando yamatabwa. Koma kukana kwa nyengo, kukana madzi ndi kusunga kuwala ndizosauka pang'ono. Epoxy resin ndi alkyd resin angagwiritsidwe ntchito pokonzekera zoyambira ndi utoto wamkati wokhala ndi zinthu zosiyanasiyana. Zomwe zili zazikulu ndi izi:

1. Mtengo wampando wachimbudzi wa UFndi zotchipa komanso zopangira ndizokwanira.

2. Mapangidwe a maselo aurea formaldehyde(UF)mpando wa chimbudziimakhala ndi maatomu a okosijeni wa polar, motero imamatira bwino pamwamba. Itha kugwiritsidwa ntchito poyambira komanso zokutira zapakatikati kuti zithandizire kumamatira pakati pa topcoats.

3. ChifukwaMpando wachimbudzi wa UFakhoza kuchiritsidwa kutentha kwa firiji pogwiritsa ntchito chothandizira asidi, angagwiritsidwe ntchito popaka matabwa a zigawo ziwiri.

4. Filimu ya utoto yochiritsidwa ndi urea formaldehyde resin imakhala yabwino kusinthasintha.

5. Urea formaldehyde resin imakhala ndi kukhuthala kwakukulu, acidity yamtengo wapatali komanso kusakhazikika kosunga bwino.

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