Carrageenan compositions, and processes for their production

Details Carrageenan compositions, and processes for their production Carrageenan compositions, and processes for their production

C - Chemistry, Metallurgy

08

B

C08B 37/12 (2006.01) A23L 1/0532 (2006.01) A61K 8/73 (2006.01) A61K 47/36 (2006.01) C08L 5/12 (2006.01)

Patent

CA 2338629

Carrageenan compositions comprising from about 79 mol% to about 95 mol% iota carrageenan and from about 0.1 mol% to about 10 mol% nu carrageenan, and carrageenan compositions which exhibit elastic modulus, G'-1 Hz at 5°C, of greater than about 200 Pa, elastic modulus, G'-1 Hz at 25 °C, of less than about 200 Pa, viscous modulus, G"-0.2Hz at 5°C, of from about 5 Pa to about 25 Pa, and melting point of less than 60 °C, in a 1.2 wt.% aqueous gel, and methods of producing the same.

L'invention concerne des compositions de carragénine comprenant environ 79 % mol à environ 95 % mol de iota carragénine et environ 0,1 % mol à environ 10 % mol de nu carragénine, et des compositions de carragénine présentant un module d'élasticité, G'-1 Hz à 5 DEG C supérieur à environ 200 Pa, un module d'élasticité, G'-1 Hz à 25 DEG C, inférieur à environ 200 Pa, un module de viscosité, G''- 0,2 Hz à 5 DEG C d'environ 5 Pa à environ 25 Pa, et un point de fusion inférieur à 60 DEG C, dans un gel aqueux à 1,2 % en poids. L'invention concerne également des procédés de production desdites compositions.

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