freeze drying


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freeze drying

[′frēz ‚drī·iŋ]
(engineering)
A method of drying materials, such as certain foods, that would be destroyed by the loss of volatile ingredients or by drying temperatures above the freezing point; the material is frozen under high vacuum so that ice or other frozen solvent will quickly sublime and a porous solid remain.
References in periodicals archive ?
paracasei HII01 + cryoprotectants) powders were prepared using freeze drying method and FD- L.
Select accurate process parameters to preserve product from collapse as GSK unveil: how to analyse surface response to create a process acceptable range for the selected freeze drying cycle; how to validate acceptable ranges with experimental trials using PAT tools.
Contact Millrock today to discuss all of your freeze drying needs.
The top quality stream is then transferred to an Atlas "CONRAD" freeze drying plant; the second stream is spray dried using a Niro fluidized spray dryer "FSD".
After drying, materials will be straighter and have a nicer appearance than is generally available from slower, less efficient freeze drying systems.
Not only does freeze drying preserve samples, but it is often used to stablilize and concentrate them.
The use of freeze drying to prepare biological specimens for TEM or SEM analysis is now a well-established practice.
8226; Food processing emerged as the leading application segment for freeze drying equipment and accounted for 35% of total market revenue in 2013.
The freezing process has always been considered the foundation of the freeze drying process, yet it has never been properly controlled," Thompson says.
The recent capability to reliably control nucleation during the freezing step in freeze drying has allowed researchers to demonstrate numerous process and product improvements.
The RAY 1 performs controlled freeze drying of food and drink products for small-scale production with its four product trays for maximum space utilisation.
Demand for freeze dried ingredients will increase as food manufacturers look to enhance their products with natural ingredients, says leading global freeze drying ingredient experts, Chaucer Foods.