WO1998002240B1 - Preservation par formation de mousse - Google Patents

Preservation par formation de mousse

Info

Publication number
WO1998002240B1
WO1998002240B1 PCT/US1997/012156 US9712156W WO9802240B1 WO 1998002240 B1 WO1998002240 B1 WO 1998002240B1 US 9712156 W US9712156 W US 9712156W WO 9802240 B1 WO9802240 B1 WO 9802240B1
Authority
WO
WIPO (PCT)
Prior art keywords
foam
dispersion
solution
temperature
suspension
Prior art date
Application number
PCT/US1997/012156
Other languages
English (en)
Other versions
WO1998002240A1 (fr
Filing date
Publication date
Priority claimed from US08/785,473 external-priority patent/US5766520A/en
Priority to EP97933415A priority Critical patent/EP0914202A4/fr
Priority to NZ333738A priority patent/NZ333738A/xx
Priority to IL12797197A priority patent/IL127971A/en
Priority to AU36606/97A priority patent/AU714328B2/en
Priority to DE0914202T priority patent/DE914202T1/de
Application filed filed Critical
Priority to BR9711808-7A priority patent/BR9711808A/pt
Priority to EA199900268A priority patent/EA001138B1/ru
Priority to JP10506201A priority patent/JP2000515856A/ja
Priority to HU9903917A priority patent/HUP9903917A3/hu
Publication of WO1998002240A1 publication Critical patent/WO1998002240A1/fr
Publication of WO1998002240B1 publication Critical patent/WO1998002240B1/fr
Priority to NO990158A priority patent/NO990158D0/no

Links

Abstract

L'invention concerne un procédé permettant de préserver des dispersions biologiques, des suspensions, des émulsions et des solutions sensibles par la formation de mousses stables à partir de matériaux fluides destinés à être déshydratés, utile en tant qu'aide au séchage d'un ou de plusieurs substrats biologiquement actifs dans le fluide, et à la préparation d'un produit séché facilement divisible, approprié à un usage commercial postérieur. On forme les mousses stables par élimination partielle d'eau afin d'obtenir un liquide visqueux, et en soumettant ensuite ce liquide réduit à un vide pour provoquer une ébullition au cours d'un séchage ultérieur, à des températures sensiblement inférieures à 100 °C. En d'autres termes, on applique une pression réduite à des solutions visqueuses ou des suspensions de matériaux biologiquement actifs pour provoquer la formation de mousse au cours de l'ébullition de celles-ci, et, au cours de cette formation de mousse, une élimination additionnelle de solvant provoque la production ultime d'une mousse stable à alvéoles ouverts ou fermés.
PCT/US1997/012156 1996-07-15 1997-07-14 Preservation par formation de mousse WO1998002240A1 (fr)

Priority Applications (10)

Application Number Priority Date Filing Date Title
HU9903917A HUP9903917A3 (en) 1996-07-15 1997-07-14 Preservation by foam formation
NZ333738A NZ333738A (en) 1996-07-15 1997-07-14 Shelf preservation of biological active material by forming a mechanically stable foam thereof
IL12797197A IL127971A (en) 1996-07-15 1997-07-14 Preservation by creating foam
AU36606/97A AU714328B2 (en) 1996-07-15 1997-07-14 Preservation by foam formation
DE0914202T DE914202T1 (de) 1996-07-15 1997-07-14 Konservierung durch schaumformung
EP97933415A EP0914202A4 (fr) 1996-07-15 1997-07-14 Preservation par formation de mousse
BR9711808-7A BR9711808A (pt) 1996-07-15 1997-07-14 Preservação através de formação de espuma.
EA199900268A EA001138B1 (ru) 1996-07-15 1997-07-14 Защита пенообразованием
JP10506201A JP2000515856A (ja) 1996-07-15 1997-07-14 泡沫形成による保存
NO990158A NO990158D0 (no) 1996-07-15 1999-01-14 Konservering ved skumdannelse

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US2179696P 1996-07-15 1996-07-15
US60/021,796 1996-07-15
US08/785,473 1997-01-17
US08/785,473 US5766520A (en) 1996-07-15 1997-01-17 Preservation by foam formation

Publications (2)

Publication Number Publication Date
WO1998002240A1 WO1998002240A1 (fr) 1998-01-22
WO1998002240B1 true WO1998002240B1 (fr) 1998-03-05

Family

ID=26695104

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US1997/012156 WO1998002240A1 (fr) 1996-07-15 1997-07-14 Preservation par formation de mousse

Country Status (18)

Country Link
US (1) US5766520A (fr)
EP (1) EP0914202A4 (fr)
JP (1) JP2000515856A (fr)
KR (1) KR100457748B1 (fr)
CN (1) CN1116104C (fr)
AU (1) AU714328B2 (fr)
BR (1) BR9711808A (fr)
CA (1) CA2260233A1 (fr)
CZ (1) CZ7999A3 (fr)
DE (1) DE914202T1 (fr)
EA (1) EA001138B1 (fr)
HU (1) HUP9903917A3 (fr)
IL (1) IL127971A (fr)
NO (1) NO990158D0 (fr)
NZ (1) NZ333738A (fr)
PL (1) PL331174A1 (fr)
TR (1) TR199900127T2 (fr)
WO (1) WO1998002240A1 (fr)

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