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Polyeters-ka buuxa ee Dethylene glycol methyl ethyl ether (DEME) / Dipropylene glycol ether (DPDM)

Sharaxaad Gaaban:

Diethylene glycol methyl ethyl ether (DEME)/ CAS 1002-67-1

Dipropylene glycol dimethyl ether (DPDM)/ 111109-77-4


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Calaamadaha Alaabta

Qeexitaanka Badeecada

Diethylene glycol methyl ethyl ether (DEME), Dipropylene glycol ether (DPDM)
Shay Diethylene glycol methyl ethyl ether (DEME) Dipropylene glycol dimethyl ether (DPDM)
CAS 1002-67-1 111109-77-4
Qaacidada moolikaalka CH3O (CH)2CH2THE)2CH2CH3 C8H18THE3
Muuqaalka Dareere aan midab lahayn oo cad Dareere aan midab lahayn oo cad
Nadiifnimo≥% (GC) 99.0 99.0
Kala duwanaanshaha kala-soocidda (℃ / 760mmHg) 168.0-176.0 166.0-176.0
Qoyaanka (KF) %≤ 0.1 0.1
Aashitada (sida HAC)%≤ 0.02 0.02
Midab (Pt-Co) ≤ 10 10
Xirmada iyo gaadiidka Kiimikada caadiga ah 200KGS/Durbaan Kiimikada caadiga ah 200KGS/Durbaan

 

 

Codsiga Alaabta

Iyada oo leh qaab-dhismeed gaar ah, xasillooni kiimiko iyo sun la'aan,HA SHEEGINWaxaa badanaa loo isticmaalaa soo saarista dahaarka biyaha ku salaysan, khad gaar ah iyo qalab gaar ah. Intaa waxaa dheer, iyadoo si fiican loo milmi karo, waxaa badanaa loo isticmaalaa in lagu soo saaro walxaha nadiifinta iyo kuwa ka saara rinjiga, si dib loogu warshadeeyo oo dib loogu farsameeyo walxaha molecular-ka ee duugga ah.

DPDMwaa nooc ka mid ah dareere aan ionic ahayn, oo shaqooyin badan leh, isla markaana deegaanka u fiican oo leh sun yar, qaab-dhismeed filim, hydrophilcity, udgoon ether daciif ah, xawaare isbeddel ah oo ku habboon, xasillooni kiimiko oo wanaagsan, milmi aad u fiican, iyo badbaado sare oo aadanaha ah. Waxaa loo kala saaraa dareere cagaaran oo aan HAP/NAP ahayn oo ku yaal Mareykanka iyo Midowga Yurub. DPDM waxaa badanaa lagu dabaqaa dahaarka biyaha ku salaysan iyo kuwa la daweyn karo, kiimikooyinka sida daawada iyo cayayaanka cayayaanka; si weyn ayaa loogu isticmaalaa nadiifiyaha, dareeraha isku-dhafka ah, dareeraha falcelinta ee isku-darka dabiiciga ah, walxaha lagu daro iyo qoyaanka; waxaa loo isticmaalaa warshadaha elektaroonigga ah sida wakiilka nadiifinta iyadoo lagu beddelayo N-methylpyrrolidone. Intaa waxaa dheer, waxaa loo isticmaali karaa in lagu sameeyo polyurethane.


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