22 results about "Animal glue" patented technology

The invention provides a capsule used as an aerosol generating substrate, the capsule contains fuming materials propylene glycol and glycerol, a capsule skin comprises a colloidal substance, the colloidal substance is at least one of animal glue, vegetable glue, starch and a starch modifier, and only one layer of capsule skin is provided. The invention also discloses an aerosol generating product using the capsule, and uniform and sufficient smoke release can be obtained at a lower heating temperature, so that the aerosol product can further reduce the energy consumption, reduce the release of harmful substances and improve the feeling of a smoker.

The invention relates to the field of lacquerware manufacturing, and particularly discloses a flower-shaped lacquerware tire skeleton ring stacked tire manufacturing method which comprises the following steps: S1, material preparation: selecting a thin batten as a main material for manufacturing a tire skeleton, and selecting a radially cut wood which has certain flexibility and strength, has vertical wood grains and is not easy to crack as the wood; preparing a hot water container for softening the battens for more than 40 minutes; a bending die is designed and manufactured according to the needed flower shape and used for assisting wood strip bending forming, and the bending die has the space for slightly adjusting the size of a bending wheel after the wood strip is formed into the bending wheel; animal glue with high viscosity and reversibility is selected as an adhesive; according to the method, the bending mold is used for assisting the thin strips to be bent and formed, the bending angle of each layer of batten is controlled to meet the design requirement of the flower shape, the shapes of the thin strips are fixed through auxiliary tools such as clamps, and the thin strips are taken down after glue is preliminarily solidified, so that the required flower-shaped structure can be accurately molded, and the shape of the fetal bone meets the design expectation.

A sterilized PLA-collagen scaffold comprising animal collagen and a method for preparing a sterilized scaffold for medical use, the method comprising the steps of:i) Loading animal collagen to a fiber mesh containing fibers of polylactide polymer or copolymer (commonly denoted PLA) to obtain a PLA-collagen scaffold,ii) Drying the PLA-collagen scaffold obtained from step i),iii) Sterilizing the PLA-collagen scaffold obtained from the drying step ii) to obtain the sterilized scaffold.The sterilized scaffold obtained has improved biomechanical and physical properties compared with an unsterilized scaffold.

This invention belongs to the field of food processing technology, specifically relating to a high-gel egg white product, its preparation method, and its application. The method includes the following steps: mixing plant protein, animal collagen, and egg white liquid to obtain a mixture; enzymatically hydrolyzing the mixture with glucose oxidase to obtain an enzymatic hydrolysate; and microwaving the enzymatic hydrolysate under vacuum at low temperature to obtain the high-gel egg white product. The preparation method of the high-gel egg white product of this invention utilizes plant protein to stabilize the structure of the high-gel egg white powder, and adds animal collagen to enrich the functionality of the high-gel egg white powder. Simultaneously, the enzymatic hydrolysis of the mixture with glucose oxidase avoids the off-flavors produced by yeast desaccharification. Furthermore, the microwaving under vacuum at low temperature allows for protein dechaining during microwave modification of the raw materials, followed by cross-linking reactions, which significantly improves the gelling properties of the egg white product. This also significantly shortens the production cycle, reduces energy consumption, and improves efficiency.

The invention discloses an animal collagen oral soluble membrane and a preparation method thereof, and relates to the technical field of traditional Chinese medicines and medicinal and edible preparations. The animal collagen oral soluble membrane comprises animal collagen, a filling agent, an adhesive, a penetration enhancer, a plasticizing forming agent and a seasoning component, and the animal collagen is prepared by the following steps: stirring a solution containing pepsin and diluted hydrochloric acid and the animal collagen in deionized water, then adjusting the pH value to 8-9 by using a sodium dihydrogen phosphate buffer solution, centrifuging, filtering, and drying to obtain the animal collagen oral soluble membrane. The small-molecule animal collagen is obtained and placed on the tongue, the small-molecule animal collagen can be rapidly dissolved and release medicine in saliva without drinking water, the compliance of a user can be greatly improved, the preparation process has low requirements on preparation instruments and low cost, large-scale industrial production is facilitated, no or little three wastes are generated, and the requirement for sustainable development is met. Good application prospects are realized.

The invention relates to a preparation method of a flax-based biological filler, which comprises the following steps: putting flax chips into an iron solution, fully stirring, transferring into a sealed low-vacuum container, fully soaking the flax chips in the iron solution, filtering the mixture, performing heat treatment at 450-850 DEG C in a nitrogen atmosphere, then performing heat treatment at 500-900 DEG C in a carbon dioxide atmosphere, and drying to obtain the flax-based biological filler. The flax magnetic biochar is obtained; mixing the flax magnetic biochar, sodium methyl cellulose and animal glue according to a mass ratio of (75-90): (8-20): (2-10), and preparing a magnetic particle filler; and modifying the surface of the magnetic particle filler by using a modifier to obtain the flax-based biological filler with the water content of 5-10%. The invention relates to application of a flax-based biological filler. The flax-based biological filler is applied to treatment of circulating aquaculture wastewater. The flax-based biological filler has the beneficial effects that the flax-based biological filler has an efficient pollutant removal effect and meets the current low-carbon and sustainable environmental governance requirements.

The invention provides a formulation for a pet chew, the formulation comprising plant derived collagen substitute and no animal derived collagen or animal collagen derivatives. That may be derived from Pea protein. The invention also provides a chew made from such a formulation. The invention further provides a method of making a pet chew comprising: combining and mixing the ingredients including plant derived collagen substitute and no animal derived collagen or animal collagen derivatives; forming that mixture to a desired shape; and cooking the formed chew.

This invention discloses a Bacillus laterosporus SCUT-BR-2 strain capable of producing collagenase and its application in the extraction of animal collagen / collagen peptides. Specifically, the method includes: screening collagenase-producing strains from meat products, and extracting collagen from animal skin using a crude extract of the strain's collagenase through morphological observation, physiological and biochemical tests, and determination; simultaneously, using this crude extract to decompose bovine bone collagen to obtain a bovine bone collagen peptide with good antioxidant properties and anti-wrinkle, firming, soothing, and moisturizing effects.

Chimeric collagen compositions and methods of their formation and use to repair damaged collagen-containing structures such as tendons are provided. The chimeric collagen differs from naturally occurring collagen in that it contains different collagens from two or more sources which form a hybrid collagen structure or tissue in a subject. The chimeric collagen composition can include collagen from two or more individuals of the same species, or collagen from two or more different species, or can contain a naturally occurring mammalian collagen and an engineered collagen. Use of the chimeric collagen compositions and methods can speed healing of damaged collagen-containing structures and promote mechanically stronger tendons and other structures than would result from natural healing.

The invention belongs to the technical field of medicine and food detection, and relates to a donkey hard bone glue characteristic polypeptide and a method for identifying donkey hard bone glue doping in an animal glue product by using the donkey hard bone glue characteristic polypeptide. Specifically, one donkey hard bone glue characteristic peptide fragment is obtained, the amino acid sequence is shown as SEQ ID NO: 1, the donkey hard bone glue characteristic peptide fragment has very high specificity, and rapid identification and detection of donkey hard bone glue components in animal glue products are achieved; according to the donkey hard bone glue characteristic peptide fragment and the detection method thereof, the whole method is simple to operate and accurate in judgment, and donkey hard bone glue and animal glue products can be accurately distinguished; meanwhile, the donkey hard bone glue characteristic peptide fragment and the detection method thereof provided by the invention are beneficial to quality control of animal glue products, and provide an effective technical means for identifying whether donkey hard bone glue is doped in the animal glue products or not.

The present invention provides a highly dispersible silver powder, a preparation method, and applications thereof. The method utilizes a simple liquid-phase reduction process to prepare the highly dispersible silver powder. Polyvinyl pyrrolidone, a readily available, water-soluble polymer, is used as the dispersant, eliminating the use of animal glues such as gelatin and bone glue, which are difficult to clean and would affect the conductivity of the silver powder. Furthermore, the amount of dispersant used is 13.3% to 15% of the mass of the reacted silver nitrate, far less than the commonly used amount of 20% to 40%. This significantly reduces the amount of dispersant used without affecting the dispersibility of the final silver powder, thereby significantly reducing the production cost of the highly dispersible silver powder.

The utility model relates to an animal capsule or tablet dosing device which comprises a dosing cylinder and a push rod, a silica gel layer with a cross-shaped opening is arranged at the bottom of the dosing cylinder, the silica gel layer is in a closed state when not stressed so as to prevent capsules or tablets from making contact with animal body fluid, and the silica gel layer is in an open state when stressed so that the capsules or tablets can be smoothly pushed out. The push rod is inserted into the drug delivery cylinder through the top of the drug delivery cylinder, a brake sheet is arranged on the inner side of the top of the drug delivery cylinder, and a plurality of dents are formed in the surface of the push rod and used for being matched with the brake sheet to enable the brake sheet to abut against the dents so as to prevent the push rod from automatically sliding to the bottom of the drug delivery cylinder and causing capsules or tablets to be pushed out mistakenly.

The present invention provides an aqueous polyurethane dispersion for improving the color fastness of printed fabrics, as well as its preparation method and use. The aqueous polyurethane dispersion grafts dye molecules onto molecular chains during the prepolymerization stage, creating a synergistic effect with animal glue added before chain extension to enhance the bonding between the dye and the molecular chains, achieving high color fastness requirements for printed fabrics. The addition of stearates further enhances the color fastness and smoothness of the printed fabrics.

The invention relates to the technical field of glue processing, in particular to a strong glue processing method. Comprising the following steps: step 1, paving a breathable fabric, and paving a first layer of isolating membrane at the upper end of the breathable fabric; 2, the animal glue is laid on the first layer of isolating membrane, water is sprayed to the animal glue, and the animal glue is covered with a second layer of isolating membrane; step 3, impacting the second isolating membrane to crush the animal glue until the animal glue becomes liquid glue; and step 4, scraping the liquid glue on the isolating membrane onto the breathable fabric, adding water and perfume into the container, and enabling water vapor to pass through the breathable fabric so as to realize aroma enhancement of the animal glue.

The invention relates to the technical field of high polymer materials, in particular to PAM / PVA hydrogel for removing an animal glue layer in cultural heritage protection and a preparation method of the PAM / PVA hydrogel. The preparation method comprises the following steps: mixing an acrylamide monomer solution, a polyvinyl alcohol solution and a cross-linking agent solution to obtain a hydrogel precursor; and mixing the hydrogel precursor, an initiator solution and a catalyst solution, and carrying out polymerization and curing to obtain the hydrogel. A hydrogel network is induced to generate microstructure phase change from a disordered amorphous state to a highly ordered crystalline state by regulating and controlling the critical concentration of an acrylamide monomer, the obtained hydrogel shows an anti-conventional storage modulus (G ') thermotropic enhancement characteristic at the working temperature of 45 DEG C, and the loss tangent (tan delta) is as low as 0.10; meanwhile, the water retention capacity is excellent (the water loss rate in 60 minutes is only 21%). The hydrogel can be used for carrying out controllable softening and residue-free removal on aged animal glue layers on the surfaces of ancient books, paintings and furniture under a heating condition.

The invention belongs to the field of biological engineering and biological materials, and provides a recombinant human III-type collagen which comprises an N-terminal sequence and a C-terminal sequence, the N-terminal sequence comprises a repetitive unit, and the amino acid sequence composition of the repetitive unit is shown as SEQ ID NO: 1 in a sequence table; the amino acid sequence composition of the C-terminal sequence is as shown in SEQ ID NO: 2 in the sequence table. The recombinant human III-type collagen provided by the invention basically does not contain endotoxin after being purified, and can be self-assembled into collagenous fibers, and the activity of the collagen is equivalent to that of naturally extracted animal collagen.

The present invention relates to a non-animal organism expressing a collagen that naturally occurs extracellularly in one or more animal species. Furthermore, the invention refers to methods for preparing such collagen and for preparing a comestible nutrient product comprising such collagen obtained from a method of the present invention.

The application discloses animal collagen extraction equipment and process, including base and enzymolysis jar, the enzymolysis jar is fixedly arranged at the top of base, and the application relates to the field of collagen extraction technology.The animal collagen extraction equipment and process, by setting filter material mechanism, regrinding mechanism, feeding mechanism on the top of enzymolysis jar and setting stirring mechanism in the inside of enzymolysis jar, so that the enzymolysis jar can not only complete raw material integrated automatic feeding, filter material, regrinding process through the cooperation of filter material mechanism, regrinding mechanism, feeding mechanism and stirring mechanism, so as to conveniently feed, the volume of material is relatively regular and consistent, which can save the subsequent enzymolysis time effect, and through the cooperation of filter material mechanism and stirring mechanism, the stirring mechanism can continue to independently stir the raw material and enzymolysis liquid after feeding to continue enzymolysis, so as to promote the effect of enzymolysis of raw material.

The invention relates to the technical field of animal glue preparation and processing, in particular to a deer-horn glue parallel continuous extraction process which sequentially comprises the steps of raw material pretreatment, grouped extraction, parallel staggered operation, vacuum concentration, refrigeration keep-alive, batch mixing and the like. A traditional 72-hour intermittent boiling process is shortened to 24-hour continuous circulation, dynamic extraction of antler raw materials and automatic linkage of gelatin juice are achieved, reduced-pressure low-temperature concentration and cold storage are combined, protein thermal denaturation and flavor loss are effectively avoided, active ingredients are distributed more uniformly in a multi-gelatin-juice cross mixing mode, and the product quality is improved. And finally, the deer-horn glue which is high in transparency, free of bubbles and compact in structure is obtained after the deer-horn glue is subjected to microbubble vacuum degassing treatment, and intermittent extraction of the deer-horn glue is changed into continuous extraction.

The present invention relates to a non-animal organism expressing a collagen that naturally occurs extracellularly in one or more animal species. Furthermore, the invention refers to methods for preparing such collagen and for preparing a comestible nutrient product comprising such collagen obtained from a method of the present invention.

The invention relates to the technical field of color fixing agents, in particular to a natural material color fixing agent and a preparation method thereof. The color fixing agent comprises the following raw materials: green tea, water, tung oil, an emulsifier, animal glue, a defoaming agent, white sail and an impurity removing agent. Products such as color bricks prepared by a traditional color fixing agent are easy to fade during demolding and can be continuously oxidized and fade after long-term storage, while the color fixing rate of the color fixing agent is up to 95% or above, and the color stability and durability are remarkably improved. The product in the market is easy to whiten and alkalify at low temperature (below 0 DEG C) and seriously affects the appearance, while the color fixing agent in the scheme is still stable in a low-temperature environment, does not generate an alkali efflorescence phenomenon, and is suitable for construction in alpine regions. The color fading rate of a traditional product after long-term exposure exceeds 60%, while the color fixing agent in the scheme hardly changes color in severe environments such as ultraviolet rays and high temperature, and long-term bright color of the building outer wall is ensured.