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Ntau hom epoxy resin, muaj zog adhesion

Jul 26, 2022

1. Ntau hom ntawv. Muaj ntau hom resins, curing agents, thiab modifier systems muaj nyob rau kom haum rau txhua daim ntawv thov daim ntawv yuav tsum tau, xws li los ntawm tsawg viscosities mus rau siab melting point solids.

2. Yooj yim kho. Siv ntau yam tshuaj tua kab mob, epoxy resin tshuab tuaj yeem kho tau hauv qhov kub ntawm 0 txog 180 degree .

3. Muaj zog adhesion. Lub hav zoov ntawm polar hydroxyl thiab ether bonds muaj nyob rau hauv cov saw molecular ntawm epoxy resin ua rau nws muaj siab adhesion rau ntau yam khoom. Epoxy resins muaj tsawg shrinkage thaum kho thiab ua kom muaj kev ntxhov siab me ntsis, uas tseem ua rau kom muaj zog adhesion.

4. Tsawg shrinkage. Cov tshuaj tiv thaiv ntawm epoxy resin thiab tus neeg sawv cev kho siv yog ua los ntawm cov tshuaj tiv thaiv ncaj qha los yog lub nplhaib-qhib polymerization ntawm epoxy pawg nyob rau hauv cov molecule resin, yam tsis tso dej los yog lwm yam khoom lag luam. Piv nrog unsaturated polyester resins thiab phenolic resins, lawv pom tsawg heev shrinkage (tsawg dua 2 feem pua) thaum kho.

5. Mechanical zog. Cov kho epoxy resin system muaj cov cuab yeej zoo heev.

6. Cov khoom siv hluav taws xob. Lub kho epoxy resin system yog ib qho zoo heev insulating cov ntaub ntawv uas muaj siab dielectric zog, nto to resistance thiab arc kuj.

7. Tshuaj stability. Feem ntau, kho epoxy resin systems muaj alkali zoo heev, acid thiab hnyav ua haujlwm. Zoo li lwm yam khoom ntawm kho epoxy systems, tshuaj stability kuj yog nyob ntawm cov xaiv resin thiab curing agent. Kev xaiv tsim nyog ntawm epoxy resin thiab tus neeg sawv cev kho tuaj yeem ua rau nws muaj tshuaj lom neeg tshwj xeeb.

8. Dimensional stability. Kev sib xyaw ua ke ntawm ntau yam ntawm cov khoom saum toj no muab cov txheej txheem epoxy resin zoo rau qhov ruaj khov thiab ua haujlwm ntev.

9. Pwm resistant. Kho epoxy systems yog resistant rau feem ntau pwm thiab yuav siv tau nyob rau hauv hnyav tropical tej yam kev mob.


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