37 results about "Starch glycerite" patented technology

The invention relates to ecological artificial bait for tuna longline and a preparation method therefor. The bait contains the following main constituent materials: a bait skeleton and bait film coating (outer coating) materials, wherein the bait skeleton is prepared from artificial or natural, degradable and harmless materials, and the density of the materials is higher than that of sea water, and the bait film coating (outer coating) materials contain adjuvants such as polyvinyl alcohol (PVA), polycaprolactone (PCL), poly(butylene succinate) (PBS), aliphatic polycarbonate (APC), polyurethane (PU), ethylene-vinyl acetate copolymer (EVA), styrene-ethylene / butadiene-styrene copolymer (SEBS), sodium alginate (SA), hydroxypropyl methylcellulose (HPMC), methylcellulose (MC), protein, amino acid, starch, glycerine and cane sugar, as well as a fish luring agent, a coloring agent, an illuminating agent and the like. A film coating, which is proper in material density and has good dispersing and fish luring agent slow-releasing capacity, can be prepared through mixing the film coating materials at a proper ratio; and the ecological artificial bait is ideal in rigidity, toughness and weather resistance, excellent in mechanical properties, breakage resistance and tear resistance and easy to operate, transport and store. The novel ecological artificial bait can be prepared by a simple process and has a very good simulated effect, thereby being capable of replacing the traditional fresh bait.

The invention relates to the technical field of sausage casing production, in particular to a small-caliber plant sausage casing and a preparation process thereof. The caliber of the small-caliber plant sausage casing is generally smaller than phi 18. The adopted glue solution comprises the following raw materials, by mass: 1 to 10 percent of sodium alginate, 0.2 to 2.0 percent of microcrystallinecellulose, 0.05 to 0.5 percent of sodium carboxymethyl cellulose, 0.1 to 2 percent of starch, 0.1 to 1 percent of glycerinum and the balance being water. In the sodium alginate, the ratio of the highG type sodium alginate to the high M type sodium alginate is 1: 3-1: 5. The small-caliber plant sausage casing has excellent compression strength, tensile strength and elongation at break; after thesmall-caliber plant sausage casing is applied to sausage filling, the wrapper and stuffing are well combined, and the quality is stable. The invention also provides a simple and feasible preparation process of the small-caliber plant casing.

The invention discloses a bacteriostatic biodegradable plastic film and a preparation method thereof, and belongs to the technical field of biodegradable films. The bacteriostatic biodegradable plastic film comprises the following raw materials: degradable plastic, starch, glycerol, modified triclosan and oleamide; the preparation method of the antibacterial biodegradable plastic film comprises the following steps: (1) uniformly mixing degradable plastic, starch, glycerol, modified triclosan and oleamide with different contents to obtain a premix; (2) mixing, melting, extruding and granulating the premix to obtain biodegradable antibacterial plastic particles; (3) preparing the biodegradable antibacterial plastic particles into an antibacterial and biodegradable plastic film through a blow molding process, and modifying triclosan by using tetraethoxysilane and an alkaline amino coupling agent, so the bactericidal property and migration resistance of triclosan are improved, the dispersion of starch in the degradable plastic is facilitated, and the mechanical and antibacterial properties of the film are optimized.

The invention provides a starch-based biodegradable plastic and a preparation method thereof. The starch-based biodegradable plastic includes a combination of starch, glycerin, polylactic acid and lignin-modified nano-mica; the nano-mica has the characteristics of nano-size effect , and it is limited to lignin-modified nano-mica, which improves the compatibility between the nano-mica and other components, and at the same time uses it to bridge other components to build a "brick-mud" structure , thereby significantly improving the mechanical properties, water resistance and heat resistance of the final starch-based biodegradable plastic; at the same time, the starch-based biodegradable plastic also has the advantages of low cost, high efficiency, green process and environmental friendliness. It has important research significance.

The invention discloses a high-activity probiotic product with a gastrointestinal tract regulating function and a preparation method thereof. The high-activity probiotic product with the gastrointestinal tract regulating function is composed of an anti-gastric acid protective layer, an anti-oxidation layer and a core protective layer. The anti-gastric acid protective layer comprises the following components of hydroxypropyl starch, glycerol, purified water, D-mannitol and an additive in a weight ratio of (80-120): (20-40): (60-150): (4.5-9.5): (2.05-6.1); the weight ratio of the components of the core protective layer is that the weight ratio of the compound probiotic powder to the prebiotics to the plant dry powder or extract is (1-20): (1-30): (1-20); and the weight ratio of the components of the anti-oxidation layer is that the weight ratio of the mono / diglycerol fatty acid ester to the linseed oil is (1-5): (70-99). The invention further discloses a preparation method of the high-activity probiotic product with the gastrointestinal tract regulating function, and the preparation method is easy to operate, low in production cost and suitable for industrial large-scale production.

The invention discloses a preparation method and an application of a biodegradable anti-oxidation fruit and vegetable fresh-keeping film, belonging to the field of biodegradable food film processing. The preparation method of the fresh-keeping film for fruits and vegetables comprises the following steps: mixing starch, glycerin, organically modified montmorillonite and quercetin to obtain a modified powder, mixing and granulating the modified powder with PBAT to obtain composite pellets, and then blowing Biodegradable anti-oxidation fruit and vegetable fresh-keeping film can be obtained by plasticizing it. The fruit and vegetable plastic wrap prepared by the above method uses PBAT and starch as the base material, and the raw materials are all biodegradable materials. After being discarded, they can be disposed of by composting, soil landfill, etc. It is green and environmentally friendly, in line with the concept of sustainable development, and has mechanical properties. Strong, high barrier, good anti-oxidation, good fresh-keeping performance, green and non-toxic.

The invention relates to the technical field of processing of seedling raising pots, and in particular relates to a banana fiber seedling-raising pot and a preparation method thereof. The seedling-raising pot is prepared from banana fibers, acetic anhydride, concentrated sulfuric acid, starch, glycerin, polyhydroxybutyrate, chitin, fibroin and an ethanol solution. The method provided by the invention uses the banana fibers to react with the acetic anhydride and the concentrated sulfuric acid to prepare acetate fibers, uses the starch, the glycerin and the polyhydroxybutyrate to prepare a starch gel, uses the chitin, the fibroin and the ethanol solution to prepare a shell mucilage, then the acetate fibers, and the starch gel and the shell mucilage are mixed to prepare the seedling-raising pot; and the method can effectively improve the forming capacity and impact resistance of the seedling-raising pot, and the seedling-raising pot can be biodegraded by microorganisms in soil.

The invention discloses a method for fermenting and producing chitinase by Chaetomium globosa and its application. The strain is activated by using Chaetomium globosa HY1, and the activation medium includes glucose, peptone, potassium dihydrogen phosphate, dihydrogen phosphate Sodium; then shaker culture or fermenter culture, the fermentation medium includes soluble starch, glycerol, tryptone, yeast powder, corn steep liquor, NH 4 NO 3 , MnSO 4 , MgSO 4 、Na 2 HPO 4 、K 2 HPO 4 , Colloidal chitin, the chitinase produced by fermentation is used for the preparation of chitooligosaccharides. The cultivation method of the invention is simple, the nutritional requirements are not high, the chitinase produced by liquid fermentation has high activity, and has great industrial application value.

The invention discloses a preparation method of a hydrophobic degradable starch nano composite film and an obtained product. The preparation method comprises the following steps: firstly, dissolving starch in water, and carrying out hydrothermal reaction in a high-pressure reaction kettle to obtain a turbid and uniform hydrothermal starch carbon nano microsphere solution; and adding the hydrothermal starch carbon nano-microsphere solution or a mixture of the hydrothermal starch carbon nano-microsphere solution and nano calcium carbonate into a mixed system consisting of starch, glycerol and water according to a certain dosage, gelatinizing the starch for a certain time, and preparing a composite film product by a casting method or a tape casting method. The method is easy to operate and high in feasibility, the degradable bio-based composite starch film is prepared without chemical modification, various substances are rich in source and low in price, and the prepared composite film is high in hydrophobicity, good in mechanical performance, high in cost performance and environmentally friendly.

The invention discloses a preparation method of a lycopodium powder modified starch-polypropylene waterproof composite material, which comprises the following steps: adding starch, glycerol, lycopodium powder and a coupling agent into an internal mixer, uniformly kneading to realize composite hydrophobic modification of the lycopodium powder on the starch, and carrying out melt blending compounding on the prepared lycopodium starch composite material and polypropylene to prepare the lycopodium powder modified starch-polypropylene waterproof composite material. The lycopodium powder modified starch-polypropylene waterproof composite material is prepared. The lycopodium powder modified starch-polypropylene waterproof composite material prepared by the invention has good hydrophobicity and waterproofness, and can be used for processing disposable tableware such as a disposable lunch box, a disposable straw, a disposable cup and the like with good waterproofness.