Device for continuously concentrating gelatin by membrane technology
Patent Information
- Authority / Receiving Office
- CN Β· China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- HEFEI HUAKANG ENVIRONMENT PROTECTION ENG
- Publication Date
- 2011-03-02
- Estimated Expiration
- Not applicable Β· inactive patent
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Abstract
Description
Technical field
[0001] The invention belongs to the technical field of membrane concentration, and specifically relates to a membrane method continuous gelatin concentration device for preparing gelatin by applying a membrane method continuous operation concentration technology to a gelatin filtration and impurity removal and concentration process. Background technique
[0002] Gelatin is a product obtained by partial hydrolysis of collagen in animal skin, bone and other tissues. It is an important natural protein polymer containing almost all essential amino acids except tryptophan. It is used in food, medicine, photography and The industrial sector has a wide range of uses. In the traditional gelatin production process, 3% to 5% of the gelatin solution needs to be concentrated to more than 25%, and then frozen gelatin is cut. This process traditionally uses a three-effect evaporator to evaporate and concentrate the gelatin solution. Its "one-effect" temperature is as high as 8...