冻干培训物理概念.pdf

LYOPHILIZATIONTRAININGLYOPHILIZATIONTRAINING

冻干培训冻干培训

冻干培训冻干培训

2.PHYSICALCONCEPTS

物理概念物理概念

物理概念物理概念

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DryingMethods

干燥方法干燥方法

干燥方法干燥方法

•Sun日光

•HotAirDrying热空气干燥

•FilterDrying过滤干燥

•CentrifugeDrying离心干燥

•FluidBedDrying流化床干燥

•SprayDrying喷雾干燥

•Vacuumdrying真空干燥

•.

•.

•.

•FREEZEDRYING冷冻干燥

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Freeze-Drying冷冻干燥冷冻干燥

冷冻干燥冷冻干燥

•Alsocalledlyophilisation,itisadryingprocesswherethewet

productisfirstfrozentoasolidphaseandsubsequently

driedtovapourphasethroughsublimation,thatis,without

passingthroughtheliquidphase,byexposingittoalow

partialpressureofwatervapour.partialpressureofwatervapour.

•也叫冻干，是一个干燥过程，湿的产品先被冷冻成固体，随后通过将其

暴露在低的水分分压下，溶剂直接通过升华变为气相，整个过程不经过

液相。

Lyo=SolventPhilo=Friend

Lyo=易于溶解Philo=友好

•Thelyophilisationprocessmakesthedriedproduct“solvent

loving”

3•通过冻干获得的干燥产品，具有很好地“溶剂亲和性”

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Water水水

水水

WATER:Waterisessentialforlife.

水：水：水是生命的基本要素

水水：：

Itistheuniversalsolventformostofthechemicaland,specially,

biologicalproducts.Itallowslivingorganismsmetabolismanditis