296 results about "Pig skin" patented technology

The invention relates to a process for making smoked pet food, which comprises the following steps of: preparing a semi-finished product of pet food dog biting gum from pig skin and/or cow skin and meat by certain processes respectively or by mixing; and circularly performing humidification, dehumidification, smoking and coloring at certain temperature, humidity and time, and finally making the product absorb the smoking flavor and successfully coloring the product. The pet food obtained by the making process is colored uniformly, has high production efficiency, environmental protection and low carbon, does not contain harmful substances such as Bap and the like, and does not harm the health of pets.

The invention belongs to the technical field of quick-frozen foods and specifically discloses quick-frozen dumplings and a making method thereof. The quick-frozen dumplings disclosed by the invention are made by wrappers and stuffing according to the weight ratio of 1:(2-3), wherein the wrappers take pig skin slurry, sweet potato flour, cassava starch and gluten flour as raw materials; and stuffing takes pork shoulder, common salt, cabbage, pig skin soup particles, corn starch, onion particles and shrimp meat as raw materials, wherein the pig skin soup particles in the stuffing are formed by slow cooking of fresh pig skin, pony roll bones and assistant spices, and the remaining pig skin is further used for making the pig skin slurry. According to the quick-frozen dumplings disclosed by the invention, the quality of the dumplings is improved, and the production cost is simultaneously greatly saved; and in addition, the pig skin soup used in the quick-frozen dumplings disclosed by the invention is added into the meat stuffing in the form of frozen small particles and slowly fused with the meat stuffing during the stewing process of the dumplings, thus the taste is more delicious. The products are directly placed into boiling water for boiling continuously for 6 minutes and then taken out, thus the appearance is glittering and translucent, the taste of the wrappers is elastic and smooth, the stuffing is delicious and unchanged in original taste, and the soup of the dumplings is clear.

The invention discloses a preparation method of an acellular biological dermal material. The method comprises the following steps: 1, processing pigskins with an EDTA-containing trypsin solution, flushing the processed pigskins, immersing and vibrating the flushed pigskins in a scale remover solution, and flushing the immersed pigskins; 2, processing the above obtained processed material with a neutral protease solution, flushing the processed material, immersing and vibrating the flushed material in the scale remover solution, and flushing the immersed material; and 3, carrying out step 1 and step 2 1-3 times, processing the processed material with an alpha-1,3-galactosidase solution, and flushing the material to obtain the acellular biological dermal material. The acellular biological dermal material which is prepared after a series of physical and chemical treatments in the invention has the characteristics of safety, no toxicity, decellularization, no alpha-1,3-galactosidase and no immunogenicity, reserves the structure of natural collagen, has very good toughness and strength, can be used as an implantable biological tissue material in the fields of surgery, shaping, hernia restoration, abdominal cavity restoration and pelvic cavity restoration, and also can be used for restoring skin wounds.

The invention discloses high-adhesion thermoset acrylic resin which comprises, by weight, 18-25 parts of dimethylbenzene, 5-10 parts of n-butyl alcohol, 8-13 parts of methyl methacrylate, 15-20 parts of ethyl methacrylate, 8-13 parts of methacrylic acid ethyl ester, 15-25 parts of styrene, 8-15 parts of functionality polyester resin, 0.8-1.5 parts of functionality mix addition catalyst and 0.8-1.5 parts of grafting couplant. The functionality polyester resin comprises, by weight, 28-33 parts of neopentyl glycol, 12-17 parts of trimethylolproprane, 5-10 parts of adipic acid and 40-50 parts of isophthalic acid and is obtained through esterification synthesis by using a high-temperature melting method. The functionality mix addition catalyst is mixture of 8-12 parts of peroxidation 2-ethylhexoic acid tert-butyl ester, 20-30 parts of azobisisobutyronitrile, 50-60 parts of peroxidation tertiary butyl and 10-15 parts of tert-butyl perbenzoa. Phenomena of layering, pig skin and livering can not occur during storage and construction of paint made from the high-adhesion thermoset acrylic resin, and good adhesion is achieved when the paint is directly coated on a base material hard to attach.

The invention relates to a method for removing hair during Huai pig slaughtering, which belongs to the field of livestock slaughter, and is used for pig slaughtering and processing. The method for removing hair during Huai pig slaughtering uses a water-scalding method to remove hair. In summer, the temperature of scalding water is controlled within 56-58 DEG C, and the scalding time is 4-6 minutes. In winter, the temperature of scalding water is controlled within 58-61 DEG C, and the scalding time is 12-15 minutes. The scalding time and the water temperature in spring and autumn are between those of the winter and the spring. The method comprises the following steps: after mechanical hair removal, watering the heated food grade of resin glucoside grease (adding a certain scale of leaf fat) onto the body surface of a pig to remove hair again (heating with a resin heating pot), immediately flushing with cold water to cool after watering, and then manually stripping off the resin glucoside grease and put the resin glucoside grease on the resin heating pot to be repeatedly heated for use. By adopting the method to remove hair, the average rate of hair removal of Huai commercial pigs is 98 percent; after the pig is scraped by a cutter, the intradermal broken hair roots of the pig body are below 2 percent; and the pig skin is white, clean and tidy.

The invention discloses a herniorrhaphy sheet and a preparation method thereof. The preparation method comprises the following steps of peeling sorting, degreasing and decellularization, cutting and irradiation sterilization. The preparation method of the herniorrhaphy sheet provided by the invention has the advantages that the use of strong acid, strong alkali and enzymes is avoided; a natural three-dimensional collagen scaffold fiber structure of the pig skin substrate can be remained, so that the herniorrhaphy sheet has good mechanical performance so as to achieve the effects of reinforcing or restoring defect tissues; the prepared herniorrhaphy sheet can completely remain the natural structure of the pig skin substrate; good tissue compatibility is achieved; no virus spreading hidden danger exists.

The invention relates to a preparation method of fried pig skin, comprising the following steps: (1) selecting materials and pretreating: selecting high-quality fresh and dry hairless pig skin, wiping off residue hair and impurities with a flame gun, then cutting the pig skin into lumps; (2) removing moisture and fat: submerging the lumps of the pig skin into a pot which contains edible oil at 90 DEG C, heating up the pot slowly to 120 DEG C, flipping the pig skin continuously in the heating process, pickling out the softened and contracted pig skin after submerging at the temperature for 90 minutes, and cooling; (3) frying with salt or deep frying at the high temperature: placing the cooled pig skin in a salt wok for salt frying at the high temperature; taking out the pig skin after five minutes and cooling, or submerging the cooled pig skin into a wok with boiling oil at the temperature of 180 DEG C, pickling out the pig skin after five minutes and cooling; and (4) sterile packing: taking the cooled finished product of pig skin into a sterile room for weighing and packing; wherein, the temperature of the salt wok is 200 DEG C. The invention has the benefits that the fried pig skin prepared by the method is convenient to eat and easy to store, the retention period can be as long as one year; when eating, after the processes of cooking, frying, stewing, boiling and the like, the pig skin can become delicious food on the table; after eating, the aftertaste is unlimited.

The invention relates to a preparation method of a gelatin/chitosan edible preservative film with high jelly strength, and belongs to the field of preservative film preparation. The preparation method comprises following steps: pig skin is subjected to smashing, degreasing, impure protein removing, salting out, and high-speed centrifugal separation so as to obtain crude pig skin gelatin, and gelatin with high jelly strength is obtained via dialysis; the gelatin is mixed with a chitosan-acetic acid solution, an obtained mixture is delivered into a mould, and the gelatin/chitosan edible preservative film with high jelly strength is obtained via film forming and drying. Fresh keeping time of the gelatin/chitosan edible preservative film is long; the gelatin/chitosan edible preservative film is edible; biodegradation of the gelatin/chitosan edible preservative film can be realized automatically; strength of the gelatin/chitosan edible preservative film prepared from gelatin with high jelly strength is high; and pressure resistance of the gelatin/chitosan edible preservative film is obviously higher than that of common edible films.

The invention relates to a ready-to-eat meat food and a manufacturing process thereof, which belong to the technical field of ready-to-eat meat foods and manufacturing processes thereof. According to the invention, through taking 1-2 parts of pork, 0.1-0.3 part of pigskin, 1-2 parts of chicken and 0.5-0.7 part of pig fat as main materials and combining with auxiliary materials, a ready-to-eat meat food is prepared, so that the problem that a pork skin containing meat food is poor in flavor and taste in the prior art is solved, and a formula and a proportion for ready-to-eat meat foods are provided, therefore, a situation that a product keeps the flavor and taste of fresh meat products for a long time can be guaranteed. Compared with traditional processes, by using the manufacturing process of the ready-to-eat meat food provided by the invention, the natural flavor of meat can be kept better; and meanwhile, the storage time of products can be improved, and the storage cost can be reduced.

The invention relates to oily acrylic acid metallic paint with high storage stability and a preparation method thereof. The oily acrylic acid metallic paint consists of the following components in parts by weight: 5-10 parts of metallic pigment, 12-18 parts of acrylic resin, 12-18 parts of cellulose acetate butyrate, 45-50 parts of solvent, 12-18 parts of rheological auxiliary, 0.5-2 parts of wet dispersing auxiliary and 3-10 parts of damp-proof auxiliary. The preparation method comprises the steps of weighing the metallic pigment and the solvent at a weight ratio of 1:1; mixing the acrylic resin, the cellulose acetate butyrate, the remaining solvent, the rheological auxiliary, the wet dispersing agent and the damp-proof auxiliary, and filtering; finally, uniformly mixing and stirring the two components to obtain a product. Compared with the prior art, the water content of the aluminum powder coating can be controlled simply, quickly and effectively, the storage stability of the aluminum powder coating is enhanced, the pig skin is avoided, and the metal texture, adhesion, flexibility and the like are improved.

The invention relates to a jelly meat steaming method, in particular to a pig skin jelly meat steaming method. The c meat preparing method has a long history, but there are two traditional methods: one method is to prepare the pig skin jelly meat from pork skin powder, and the process of the method is simple, but the pig skin jelly meat is not popularized because of low appearance quality and poor mouthfeel of the product; and the other method is to prepare the pig skin jelly meat from pork skin, the products containing an edible gelatine, a pigment and the like to different extent are not purely natural, and the pork skin jelly product is processed by cooking in water and is yellowish and has low quality and palatability due to the gelatinization of jelly meat during the long-term contact with a pot. The pig skin jelly meat steaming method comprises the following steps of: 1, cooking pig skin; 2, cutting the pig skin into strips; 3, adding water into the strips; 4, steaming the strips; 5, adding salt and sauce into the strips; and 6, cooling and packing the product. Due to single raw material, no addition of additivessuch as the edible gelatine and the pigment, and high requirements on cleaning and degreasing of the pork skin, the product has the advantages of high cool degree, good colour for stimulating appetite and high palatability.

The invention discloses a method for preparing a spiced bone-meat-separated pork knuckle. The method comprises the following steps: as pork hind leg muscle is used as raw material meat, unfreezing, and dividing into meat blocks; cooking deoiled and unhaired raw pig skin, mincing, and adding to the meat blocks; adding a pickling material for pickling; wrapping the pickled meat with the pig skin, so as to obtain the shaped spiced bone-meat-separated pork knuckle; and putting into a soup stock, and cooking to obtain the product. The spiced bone-separated pork knuckle has the advantages of being savory and mellow in taste, fine and smooth in meat, abundant in nutrient, attractive in appearance, attractive in color and luster, and convenient to eat, and has the good slicing property.

The invention discloses anti-oxidative double-glue reishi shell-broken spore powder. Reishi shell-broken spore powder is embedded in a colla corii asini and pig skin gelatin colloidal solution in a spray mode to be pelletized and then is boiled and dried to prepare the double-glue reishi shell-broken spore powder, wherein the quality ratio of colla corii asini, pig skin gelatin and reishi shell-broken spore powder is (2-5):(2-5):(90-96). The double-glue reishi shell-broken spore powder has viscidity, water solubility and coagulability, the nutritional and functional raw materials in the formula are used as the coated material of reishi shell-broken spore powder, and the anti-oxidative purpose of reishi shell-broken spore powder is achieved.

The invention discloses a process for preparing a fish skin antifreeze peptide through one-step enzymatic hydrolysis. The fish skin antifreeze peptide is prepared by steps of selecting materials, cleaning the materials, homogenizing the materials, enzymatically hydrolyzing the materials, conducting membrane filtration, conducting double-effect vacuum concentration and conducting freeze-drying. The process provided by the invention is simple and low in production cost, and the process can reduce intermediate steps of preparing the antifreeze peptide, so that the loss of the antifreeze peptide caused by the intermediate steps is relieved and the yield of the antifreeze peptide is improved; and by controlling an enzymatic hydrolysis process, the obtained antifreeze peptide is relatively high in heat stagnation activity which is significantly higher than that of pig skin and chicken skin; and the industrial production of the antifreeze peptide is achieved.

The invention discloses a preparation method of sliver-dropping proof thermoplastic acrylic resin, comprising 1. feeding an A material into a reaction kettle and uniformly stirring; 2. dripping B material, controlling the reaction temperature in the reaction kettle between 110 DEG C and 130 DEG C and controlling the time of dripping the B material between 3.5 to 4.5 hours; 3. after dripping, keeping the temperature between 110 DEG C and 130 DEG C for 5 hours; 4. adding C material, insulating and esterifying for 5 hours; 5. cooling to below 75 DEG C and filtering; then the sliver-dropping proof thermoplastic acrylic resin is obtained. The sliver-dropping proof thermoplastic acrylic resin of the invention has the advantages that the sliver-dropping proofing effect is realized without adding sliver-dropping proof accessory ingredient. The invention also solves the problems of lay separation and pig skin during resin storing and constructing process, paint film blackening and bad compatibility with other resins.

The invention relates to a preparation method of a natural animal and plant based aldehyde-free color fixing agent, and belongs to the field of material preparation. According to the preparation method, the esterification product of aloe extract is used to carry out crosslinking on the surface of textile fibers to form a membrane; at the same time, the trace metal ions in aloe extract can be used as a natural mordant and can form coordinate bonds with the groups of dyes and textile fibers, thus the binding force between fibers and dyes is enhanced, the color fastness is increased; furthermore, a pig skin extract is doped, because collagen fibers in the pig skin extract are intertwined with each other to form a net-like structure, the pig skin extract has strong viscosity, and under certain conditions, the pig skin extract can adhere on the surface of textile fibers to form a net, so the dyes on fibers will not fall off easily, fading is difficult to happen, and the color fastness is increased. The prepared natural animal and plant based aldehyde-free color fixing agent has a good color fixing effect, dye is difficult to fall, fading is difficult to happen, the wet rubbing fastness can reach 2 grade or more, the dry rubbing fastness can reach 3 grade or more, and the color fixing agent does not contain any harmful component, will not damage the health of workers, and protects the environment at the same time.

A chocolate sesame paste is composed of the following raw materials in parts by weight: 280 to 290 parts of sesame paste, 60 to 70 parts of chocolate powder, 10 to 15 parts of rape flower, 20 to 30 parts of coriander, 30 to 35 parts of cucumber, 8 to 10 parts of paprika powder, 20 to 30 parts of soy sauce, 10 to 15 parts of honey, 35 to 40 parts of chicken, 20 to 30 parts of pig skin, 60 to 70 parts of cola, 5 to 6 parts of bletilla striata, 5 to 6 parts of peach blossom powder, 5 to 6 parts of tribulus terrestris, 6 to 7 parts of Chinese angelica, 2 to 3 parts of pericarpium granati, 2 to 3 parts of ulva lactuca, and 2 to 3 parts of radish seed. The chocolate sesame paste contains chocolate powder, thus has a unique flavor, also contains chicken and pig skin, thus is rich in nutrients such as collagen and protein, is rich in nutrients and has a beautifying function. Moreover, extracts of traditional Chinese herbals such as bletilla striata, peach blossom powder, tribulus terrestris, and Chinese angelica are added, so the chocolate sesame paste has very good functions of maintaining beauty and keeping young.

The invention discloses sliver-dropping proof thermoplastic acrylic resin. The sliver-dropping proof thermoplastic acrylic resin uses the source materials with the following weight portions: 25 to 30 portions of dimethylbenzene, 7 to 10 portions of butanol, 5 to 10 portions of butyl acetate, 45 to 55 portions of methyl methacrylate, 5 to 15 portions of hydroxyl propyl methacrylate, 5 to 10 portions of butyl methacrylate, 2 to 4 portions of functional monomer and 1 to 2 portions of esterification catalyst. The esterification catalyst is dibutyltin dilaurate. The functional monomer is 2-acrylamide-2-methyl propylene sulfonic acid sodium. The sliver-dropping proof thermoplastic acrylic resin of the invention has the advantages that the sliver-dropping proofing effect is realized without adding sliver-dropping proof accessory ingredient. The invention also solves the problems of lay separation and pig skin during resin storing and constructing process, paint film blackening and bad compatibility with other resins.

The invention discloses a method for quickly identifying donkey skin. The method comprises the following steps of: (1) taking a hair sample from animal fur to be detected; (2) observing the surface and scale of the obtained hair sample; and (3) determining that the fur to be detected is the donkey skin when the surface and scale of the hair sample on the fur to be detected have the following characteristics: the hair surface is rough; and the scale of the hair is not distributed clearly, the scale has large rake angle and good luster, and the scale is spinous, sheet-like or spore-like, extends to the outer side of the dry hair and is not distributed uniformly. By utilizing the method, the donkey skin is distinguished from other animal furs very accurately, the accuracy and reliability of the raw donkey skin material are ensured, and the animal furs such as horse skin, cattle skin and pigskin in a process of preparing donkey-hide gelatin are prevented from being mixed. The method has the advantages of high accuracy, low detection cost, quickness, convenience and the like, is easy to operate, and is convenient to popularize and apply in reality.

The invention provides a coating with a long-term stability, belong to the field of coating technology. The coating comprises the following components in percentage by weight: 40-55% of alkyd resin, 4-7% of petroleum resin, 3-25% of pigment, 5-15% of filler, 2-6% of auxiliary agent, 5-15% of organic solvent and 10-15% of surfactant solution with a mass concentration of 2%. The auxiliary agent is a mixture of a dispersing agent, an organobentonite, a catalyst, an anti-skinning agent, a leveling agent and an antifreezing agent at any proportion. The surfactant solution with a mass concentration of 2% is obtained through dissolving the surfactant into water. The product is low in cost, which cannot influence the gloss, adhesion and hardness of the coating. More particularly, the product has a good storing effect, does not have the phenomena such as precipitation, loss of gloss, oil-water separation, pig skin and discoloration after being used for 2 years, and is completely environment-friendly.