472results about How to "No fishy smell" patented technology

The invention discloses a high-purity fishy smell and foreign odor-free fish collagen protein peptide and a preparation method thereof. The preparation method comprises the following steps: cleaning fish skins, and then cutting into blocks and mincing; performing stirring treatment with NaCl solution; centrifugally degreasing to remove paraprotein; adding water to regulate the pH value of initial slurry to be 8.0-8.5; performing combined gradient enzymolysis on alkali protease and neutral protease; deactivating enzyme after the enzymolysis is ended; performing adsorption bleaching by activated carbon; and then performing rough filtration, fine filtration, evaporation concentration and spray drying to prepare the high-purity fishy smell and foreign odor-free fish collagen protein peptide. The high-purity fishy smell and foreign odor-free fish collagen protein peptide disclosed by the invention has a simple process and is easy to industrial production; fishy smell, foreign odor and non-collagen proteins are fully removed in production; the low-temperature biological enzymolysis technology is adopted, and other substances are not added, thereby, the product quality is improved; an obtained fish collagen protein peptide powder has the characteristics the content of amino acid hydroxyproline is not less than 9 percent, and the average molecular weight is lower than 1000Dal; no fishy smell or foreign odor cannot generated, and obvious fishy smell or foreign odor also cannot be generated through heating treatment under the acid conditions. The high-purity fishy smell and foreign odor-free fish collagen protein peptide can be widely applied to processing of various foods and cosmetics as a green functional ingredient.

The invention relates to a shellfish protein beverage and a preparation method thereof. Shellfish meat is chosen as raw material; protease and flavourzyme are adopted to carry out enzymolysis after homogenate; after enzyme destruction, yeast powder is added to evenly stir and stand for deodorization; beta-cyclodextrine is added to stir for debitterizing; kieselguhr and active carbon are added for decoloration; transparent shellfish enzymolysis protein liquid free from extraneous odour can be obtained after filtration; and the shellfish enzymolysis protein liquid is temporarily stored in low temperature after concentration; plant extracting solution is extracted; sweet water is prepared; 1-10% of the shellfish enzymolysis protein liquid, 5-20% of the sweet water and 75-90% of the plant extracting solution are weighted to be mixed; and the mixture is filled, sterilized and cooled to obtain the finished products. The invention utilizes the nutrient components and the characteristic of easy absorption of the shellfish enzymolysis protein liquid, overcomes the inherent fishy smell of the shellfish enzymolysis protein liquid, and also uses natural herb extracting solution and sweet water for blending to prepare the protein beverage with abundant nutrient, transparency, moderate sweet and sour flavor, favourable taste, good flavour and no fishy smell. The preparation method of the invention has reasonable method and technology and strong operability, and is suitable for large-scale production.

The invention discloses a combined production method for abalone polysaccharide, lipid and protein peptide. According to the technological process, the abalone polysaccharide, lipid and protein peptide are prepared by carrying out composite enzymatic hydrolysis, membrane separation, alcohol precipitation, centrifugal separation, freezing crystallization, decoloration, drying and the like on abalone viscera which is taken as a raw material. The combined production method is simple in process, the deficiency that raw materials are utilized insufficiently in a traditional technology can be improved, the emission of wastes in the preparation process can be reduced, and the production cost can be lowered. The abalone polysaccharide and lipid extracted can be taken as intermediate raw materials to research and develop all novel functional foods; and the abalone protein peptide prepared is colorless and tasteless, and the molecular weight is mainly concentrated near 350 dalton, so that the abalone protein peptide is easily absorbed by a human body, and can be widely applied to industries of health-care food, biomedicines, cosmetics and the like relating to human health.

The invention relates to a method for producing fly maggots for feeding chickens in a chicken farm. The method includes the following steps of (1) laying eggs, placing aseptic fly pupae in a fly house to incubate for 4 to 5 days to form imagoes, enabling the imagoes to reach to sexual maturity after 2 to 5 days, starting mating, and maintaining the temperature of the fly house in a range from 22 DEG C to 30 DEG C; (2) receiving the eggs, placing egg collecting substances prepared by wheat bran and water through effective microorganisms (EM) in a white plastic box, forming egg clusters by laid eggs, and incubating the egg clusters for 16 hours at the temperature of 60 DEG C; (3) preparing nutrient mediums by 80% of wheat bran and water, EM and pig blood, placing the nutrient mediums in a maggot growing house, spreading the nutrient mediums, placing the egg collecting substances and the eggs on the nutrient mediums uniformly, growing the eggs into larvae after 4 days, and separating out the larvae; and (4) maintaining the room temperature in a range from 20 DEG C to 30 DEG C and the humidity to be 60%, enabling the larvae to be transformed into pupae after 2 to 3 days, and incubating the pupae for 4 to 6 days to form flies. By means of the method, after the produced fly maggots are fed to the chickens, the laying rate of the chickens is increased, eggs laid by the chickens are physically beneficial and environment-friendly, drug residues are absent, and the bred chickens are fresh and tender in meat quality and free of tranig.

The invention discloses a method for preparing a fish skin and scale collagen peptide, which comprises: (1) starter propagation; (2) high temperature skin and scale collagen peptide extraction; (3) heat preservation and enzymolysis; (4) separation; (5) high molecular weight protein removal; and (6) spray drying to obtain finished powder product of the fish skin and scale collagen peptide. The method can obviously reduce collagen peptide production cost; and the obtained collagen peptide is white and odorless powder containing less than 0.6 percent of ash content and more than 95 percent of peptide segments with a molecular weight of less than 3,000Da. The collagen peptide is free from fishy smell and odors.

The invention relates to the technical field of food science and aims at providing a production method for shredded mackerel. The production method comprises the following steps of pre-treating materials, deburring, removing peels, degreasing, removing fishy smell, carrying out antioxidant treatment, seasoning, cooking, squeezing, roasting and rubbing, and packaging. According to the production method disclosed by the invention, the operation is simple and the processing cost is low. The mackerel in the production process is not easy to deteriorate, and the prepared shredded mackerel is rich in various nutrient substances needed by a human body, full of nutriments, free from fishy smell, convenient to eat, delicious, good in mouthfeel, quick to digest and absorb, and capable of satisfying the requirements of different crowds. Moreover, the shredded mackerel is soft, not easy to harden and long in quality guarantee period.

The invention relates to a steam exploded fiddlehead tea preparation method, which solves the problems of low dissolving-out speed and dissolving-out amount of flavones, and the reinforced fishy smell with the reduced water temperature. The invention comprises: harvesting fiddleheads, sorting, cleaning, deactivating enzymes and sun drying; steam exploded treating which includes: putting the sun dried fiddlehead into steam exploding chamber with amount no less than 1 / 4 of the steam exploding chamber each time, steam exploding under the pressure of 1.0-1.3MPa for 5-90 seconds to obtain steam exploded fiddlehead; drying the steam exploded fiddlehead, sieving to obtain the oversize and the undersize; the oversize is made into socking type steam exploded fiddlehead tea; ultra-fine grinding the undersize to powder of 200-2000mu which is instant type steam exploded fiddlehead tea. The fiddlehead tea prepared by the invention achieves a faster flavones dissolving-out speed, a higher flavones dissolving-out amount twice of that of the non-steam exploded fiddlehead tea; intensifies the coking fragrance of the fiddlehead tea, improves the fiddlehead tea flavor greatly, removes the prior fishy smell, and makes it more suitable for different people.

The present invention belongs to the technical field of food and particularly relates to edible bird's nest and collagen solid drink and a preparation method thereof. The provided edible bird's nest and collagen solid drink comprises the following components in percentages by weight: 5-30% of edible bird's nest powder, 35-45% of collagen, 0.5-1.5% of water-soluble dietary fibers, 15-28% of a sweetener and 18-22% of guar gum. The provided edible bird's nest and collagen solid drink has functions of dispelling toxins and nourishing skin, and lowering lipids and slimming body, at the same time can also increase a content of sialic acid in milk during a lactation period and promotes an early intelligence development of infants.

The invention discloses gelatin and a preparation method thereof. The preparation method comprises steps of steeping fish skin of cold water fish in an alkaline solution; cleaning the fish skin steeped in the alkaline solution and steeping in an acid solution; adjusting the fish skin after the acid treatment step and the alkaline treatment step to be neutral, and extracting in hot water having a temperature of 40-100 DEG C to obtain the first gelatin solution; after the first gelatin solution is filtered, exchanging through a cation exchange resin and then exchanging through an anion exchange resin to obtain the second gelatin solution; and drying the second gelatin solution directly, or concentrating the second gelatin solution and then drying. The preparation method is simple in operation, easy in control, and low in cost. The waste fish skin is fully utilized and the waste is changed into things of value, thus reducing environment pollution. The gelatin is different from warm-water fish gelatin and terrestrial-animal gelatin, and is capable of preventing dehydration synthesis and playing a systematization function, and is suitable for preparing chilled food.

The invention relates to a trepang compound nutritious food, which is an edible paste or soup type food which is prepared by trepang polysaccharide extracted from fresh cucumber through enzymolysis method, black fungus, jujube, wolfberry fruit, haw, chrysanthemum, wild jujube, black plum, water extract of Chinese caterpillar fungus and sesame seed. Black fungus polysaccharide can be extracted from black fungus through immersed method, and jujube polysaccharide can be extracted from jujube through enzymolysis method, wherein trepang extract which is prepared by trepang polysaccharide, black fungus polysaccharide, jujube, wolfberry fruit, haw, chrysanthemum and water extract of Chinese caterpillar fungus is suitable for aged people, trepang extract which is prepared by trepang polysaccharide, black fungus polysaccharide, jujube polysaccharide, wolfberry fruit, haw, chrysanthemum and wild jujube water extract is suitable for women, and the trepang soup which is prepared by trepang polysaccharide, black fungus polysaccharide, jujube, haw, wild jujube, water extract of black plum, sesame seed, agar and honey is suitable for children. The invention not only improves the nutritious valueof products functionally, but also increases medical value of products in medicine respect.

The invention discloses a fishbone-puffed snack food and a preparation method thereof. The fishbone-puffed snack food is prepared from fish wastes through the steps of cleaning and mincing the fish wastes; adding water to dilute the minced fish leftovers to a certain substrate concentration; after adding proteases so as to carry out enzymolysis for several hours on the conditions of an appropriate temperature and an appropriate pH value, sieving for removing meat, fat and other residues; carrying out fishy smell removal processing to obtain fishbones which are clean and free of fishy smell; drying the fishbones and carrying out superfine pulverization on the fishbones so as to obtain fishbone meal; and adding rice meal, white granulated sugar, other starches, salt and gourmet powder into the obtained fishbone meal, mixing, regulating moisture, and carrying out extruding and puffing and other processes obtain the fishbone-puffed snack food. By using the method disclosed by the invention, the utilization rate of wastes in aquatic product processing is improved, and the product added value is increased; the product is rich in organic phosphorus and calcium, therefore, the product is suitable for all people, especially children and old people and the like who need calcium supplement; and the process flow is simple, no swelling agent is required to be added, the energy consumption is low, the industrialized production is easy to realize, and byproducts such as fat and proteins can be recovered, therefore, the economic benefits and the social benefits are good.

The invention discloses DHA gelatin candies and a making method thereof. The gelatin candies comprise the following components in parts by weight: 50-65 parts of sandwich and 25-40 parts of gelatinized coatings, wherein the sandwich comprises the following components in parts by weight of 10-15 parts of algae oil DHA, 0.8-1.2 parts of phosphatidylserine, 0.3-0.6 part of vitamin A, 0.3-0.6 part ofvitamin B, 0.3-0.6 part of vitamin E and 34.3-40 parts of sugar alcohol; and the gelatinized coatings comprise the following components in parts by weight: 8-12 parts of gelata, 16-26 parts of sugar alcohol and 1-2 parts of a flavoring agent. The making method of the DHA gelatin candies comprises the following steps of making the sandwich according to the quantity of the formula; making the gelatinized coatings according to the quantity of the formula; and making the sandwich gelatin candies. The DHA gelatin candies disclosed by the invention are free from fishy smell, good in mouth feel and high in DHA content; and through sandwich design, DHA and the like can be isolated from air, and the DHA gelatin candies are good in stability and can be stored for a long term. In addition, accordingto the DHA gelatin candies disclosed by the invention, the DHA, the phosphatidylserine, the vitamin A, the vitamin B and the vitamin E are compounded for use, so that the DHA gelatin candies has positive effect on preventing Alzheimer's diseases, the made DHA gelatin candies are also quite suitable for old people to eat, and the defect that most of conventional products in the market are designedfor babies and pregnant women is overcome.

The invention discloses an organic feed for nourishing and body-strengthening layer chickens, which is prepared by smashing and mixing the following material powder in parts by weight: 52 parts of corn, 10 parts of wheat, 18 parts of transgenic soybean meal, 2 parts of millet bran, 2 parts of red Chinese date, 1 part of medlar, 1.2 parts of walnut kernel, 0.5 part of dried tangerine, 2 parts of fresh carrot, 1 part of high-calcium bone oil, 2 parts of bone tankage, 8 parts of shell powder and 0.3 part of table salt. In the invention, the raw materials are proportioned so that the processed feed does not only meet the demand of main nutritive materials for the chicken, such as carbohydrates, proteins, mineral substances, vitamins and the like, but also meet the demand of trace elements and mineral substances for the chicken, such as calcium, zinc, ferrum, copper, iodine, tin and phosphorus, thereby accelerating multiple physiological functions for the layer chicken such as energy metabolism, growth and development and breeding and the like.