Lihlahisoa

Nhua polyethylene Glycol 6000 Peg6000

Tlhaloso e Khutšoanyane:


Product Qaqileng

LBH

Lihlahisoa tsa Product

IMG20180320115916

Polyethylene glycol 6000 e lokiselitsoe ke ho fetoloa ha mokelikeli oa ethylene glycol mocheso o phahameng, khatello e phahameng kapa khatello e tlase.
Polyethylene glycol 6000 (PEG-6000) Lebitso la Senyesemane: macrogol 6000-992 sehlahisoa sena ke motsoako oa ethylene oxide le polycondensation ea metsi, molek'hule ea molek'hule ke ho (CH2CH2O) NH, moo n e emelang palo e tloaelehileng ea li-oxyvinyls.
semelo
Sehlahisoa sena se na le bosoeu bo bosoeu bo bosoeu bo phofshoana kapa bo nang le granular, bo nkhang hanyane. Sehlahisoa se qhibiliha ka metsing kapa ethanol, empa ha e na insoluble ka ether. Karolo e batang ea sehlahisoa sena (Sehlomathiso sa VI d) ke 53 ~ 58 ℃. E tiileng e qamathelang e nka 25.0g ea sehlahisoa sena, e kenye ka botlolong ea 100ml, eketsa metsi ho qhala le ho hlapolla sekaleng, sisinya hantle, sebelisa viscometer ea Pinker ka bophara ba 1.0mm ho tseba ho latela molao (Sehlomathiso VI g mokhoa oa 1 ). K'hemik'hale ea kinematic ho 40 ℃ ke 10.5-16.5mm <2> / s.

Polokeho
E na le ho teneha ho fokolang letlalong le mahlo, 'me ho thata ho monngoa ke pampitšana ea masapo kamora tsamaiso ea molomo,' me chefo e tlase haholo. Ho entoa ka tharollo ea metsi a 5% (boima) ea polyethylene oxide mahlong a mebutlanyana ho bakile ho chesa hanyane feela. PEO e bile le phello e nyane ho sekhahla sa lefu la litlhapi, lekhhala, Anemone, shrimp kapa algae. Resin ea eona le tharollo ea metsi li na le chefo e tlase, 'me li bolokehile ho li sebelisa le ho li sebetsana. Tsamaiso ea Tsamaiso ea Lijo le Lithethefatsi ea Amerika (FDA) e amohetse tšebeliso ea lehoakhoa la polyethylene oxide aqueous solution bakeng sa ho paka lijo ka mokhoa o khethehileng le litlatsetso tse otlolohileng tsa biri.

hlahloba
Boima ba limolek'hule tsa sehlahisoa sena ke tse ka bang 12.5g, e leng boima bo nepahetseng. E kenye ka botlolo ea 250ml e nang le "stopper", eketsa 25ml pyridine, e futhumatse ho e qhaqha ebe e pholile. Ho latela mokhoa oa polyethylene glycol 400, ho qala ka "tharollo ea pyridine e kenyellelitsoeng ka phthalic anhydride hantle", boima ba limolek'hule bo lokela ho ba 5400-7800. Asiti, ho hlaka le 'mala oa tharollo, le masalla a mollo li tla hlahlojoa ho latela mokhoa o boletsoeng ho polyethylene glycol 400.

Lipontšo tsa tekheniki

Litlhaloso

Ponahalo (25 ℃)

Lebohang

Pt-Co

Hydroxylvalue

mgKOH / g

Boima ba 'mele

Ntlha ea tiiso ℃

Metsi dikahare (%)

Boleng ba PH

1% Tharollo ea metsi)

MORA-6000

Milky White e tiile

20

17.5 ~ 20

5500 ~ 7000

54 ~ 60

.50.5

5.0 ~ 7.0

Mantsoe: k'hamphani ea rona e fana ka mefuta e fapaneng ea lihlahisoa tsa letoto la PEG.


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