Polymer decomposition initiating universal additive and method of producing said additive |
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IPC classes for russian patent Polymer decomposition initiating universal additive and method of producing said additive (RU 2446189):
Collagen containing composition / 2410242
Collagen containing composition consists of tanned collagen containing waste and products of solution of not tanned collagen. Additionally composition contains a surface active substance. As tanned collagen containing waste there is used tanning powder produced from waste of leather of chrome tannage of shoe industry. This waste is preliminary crumbled in air-dry state to size of fibres to 0.7-0.9 mm. The composition has the following ratio of components, wt %: tanning powder 12-15; products of collagen solution 1.5-2.5; SAS 0.02; water - the rest. The advantage of produced material is simple content of collagen containing composition including mainly collagen containing waste, which facilitates production of material similar to natural leather by chemical contents.
Collagen powder and collagen-based thermoplastic composition for moulding articles / 2406732
Invention relates to collagen powder, preparation method thereof, composition based on said powder for moulding articles. Dry collagen-based powder forms a fibrillar structure, is denatured or partially denatured, has average molecular weight of at least 500 kDa, has solubility in water at 60° C equal to or greater than 25% and average particle size of 30-350 mcm. The method of preparing dry collagen powder involves grinding collagen raw material to cylindrical particles with cross sectional diametre of approximately 2 mm; drying said cylindrical particles at 60°C and 80°C until the entire cross section of said particles is not dry and brittle shown by water content between 3 wt % and 15 wt %; grinding the obtained particles to obtain dry collagen powder. A homogenous collagen-based thermoplastic composition, which can contain additives, is prepared by applying shearing forces on the mixture of dry collagen powder and water at 30°C and 160°C and pressure of 20 and 350 bars until conversion of the components into a mass and beads if desired.
Impregnating composition for nonwoven material / 2316572
Invention relates to integrated methods for manufacturing nonwoven materials involving impregnation with liquid binder. Impregnating composition contains polymeric binder: starch, gelatin, polyacrylic acid, or polyacrylamide; filler: zeolite or activated carbon; plasticizer: vegetable or liquid paraffin; and water. Composition can be used in manufacture of filled filter materials.
 Sheet porous collagen-containing material and a method for manufacturing thereof / 2260607
Sheet porous collagen-containing material, suited to be used in footwear, furniture, and vehicle manufacture, comprises water-soluble plasticizer and particles of hydrophilic filler in the form of fibers with length-to-diameter ratio between 5 and 500. At least 50% of fibers are parallel to sheet sides with largest surface areas. This sheet is characterized by rupturing relative elongation when stretched in one direction in planes of the largest sides equal to 10-30%, modulus of compression elasticity for thickness equal to 50-300 kPa, and coefficient of thickness restoration after 70% compression for 5 h equal to 0.90-0.95 at 8-12% moisture. Also described is method of manufacturing such material including following operations: mixing hydrophilic fibers having length-to-diameter 5-500 with aqueous collagen solution and multifunctional cross-linking agent to form homogenous mass containing 1-20% fibers, 1-5% collagen, and 0.2-20% cross-linking agent; freezing liquid sheet and unfreezing it followed by pressing resulting porous sheet; softening with water-soluble plasticizer; second pressing; and drying.
 Polymeric composition, molded articles and method for their making / 2255945
Invention relates to technology for making molded articles made of biologically decomposing polymers. The composition for molding comprises biologically decomposing polymer and material preparing from marine plants and/or shells of marine animals, or at least two components taken among group consisting of saccharides and their derivatives, proteins, amino acids, vitamins and metal ions. The composition elicits good stability and ability for processing. Articles made of this composition show low capacity to fibrillation. Invention can be used in manufacturing package materials or fibrous materials - yarn, nonwoven or textile articles.
 Adhesive binder on the basis of soya protein for the paper coating composition for coating paper and method for producing the adhesive binder based on soy protein / 2235744
The invention relates to compositions for chalky paper coating containing as adhesive binding protein, and particularly to compositions containing a modified vegetable protein as an adhesive binder
 Polynucleotide compositions / 2175337
 Modified biopolymer dispersion / 2166545
The invention relates to the chemistry of natural macromolecular compounds, in particular to the processing of collagen containing materials for various biopolymer dispersions
Modified biopolymer dispersion / 2166545
The invention relates to the chemistry of natural macromolecular compounds, in particular to the processing of collagen containing materials for various biopolymer dispersions
 The rubber mixture / 2125067
 Natural equivalent of chemically modified starch / 2443122
Invention relates to a composition suitable as a substitute of chemically modified starch, to the composition production method, to a beverage and sauce containing the said composition and to the composition application as an additive to food products, fodder products, pharmaceutical or cosmetic products. According to the invention, the composition contains citrus fibres with moisture-binding ability from 7 to 25 g of water per 1 g of fibre and native starch chosen from the group consisting of corn starch, rice flour, sorghum starch, tapioca starch, flour of gold ripeness wheat, potato starch free of amylase and their mixture. The weight ratio of citrus fibres to native starch in the composition is 1:10 - 2:1 with food fibres content in the citrus fibres equal to 60 - 85 wt %.
 Composites containing natural fatty acid-based acrylate hybrid resin / 2435807
Product contains the following in wt %: 1-50 modified hybrid resin based on natural fatty acids and 99-50 natural material selected from cellulose, wood, wood fibre, flax, hemp, starch and another natural fibre or combinations thereof. The product can contain 20-80 wt % thermoplastic, 30-70 wt % binder or natural adhesive. The hybrid resin is obtained via water-emulsion polymerisation of an acrylate monomer - butylacrylate, methyl methacrylate or butylacrylate, on an alkyde resin based on fatty acids in the presence of a radical initiator at 30-100°C. Fatty acids are selected from tall oil, suberin fatty acids, cutin fatty acids, vegetable oils and mixtures thereof. The composite product is obtained by mixing acrylate hybrid and natural material or combination thereof. Further, the product is moulded and hardened under heat at 120-200°C until a composite product of the given type is obtained.
 Composite containing natural fatty acid-based modified hybrid resin / 2433151
Invention relates to composite products, particularly a composite panel containing hybrid resins based on natural acids, as well as a method of producing a composite product. The product contains the following in wt %: 1-50 modified hybrid resin based on natural fatty acids and 99-50 natural material selected from cellulose, wood, wood fibre, flax, hemp, starch and another natural fibre or combinations thereof. The product can optionally contain 20-80 thermoplastics, 30-70 binder or natural adhesive. The hybrid resin is obtained via condensation of a mixture of natural C12-C20 fatty acids modified with maleic acid or anhydride, and an alkyde resin based on fatty acids of tall oil, suberin fatty acids, cutin fatty acids, plant oil or mixtures thereof. Properties of the panel are achieved using modified hybrid resins in form of a stable aqueous emulsion as binding materials and compatibilisers.
 Adhesive composition for producing corrugated cardboard / 2428448
Composition is an adhesive composition based on starch or polyvinyl acetate. The adhesive composition contains glue and an additive. The additive is a homopolymer of α,β-unsaturated acrylic acid or a copolymer of α,β-unsaturated acrylic acid with at least one alkylacrylate. The homopolymer or copolymer is cross-linked by a cross-linking agent which is a multifunctional vinylidene monomer. The vinylidene monomer is, for example, butadiene, isoprene, divinyl benzene or divinyl naphthalene. The cross-linking agent is polyalkenyl ether with several ether groups, particularly allyl pentaerythritol. The additive is a pseudoplastic material. The adhesive composition contains at least 0.001 wt % additive. The method of preparing the adhesive composition involves diluting the additive with starch and an optical brightening agent and then adding to the adhesive composition. The additive is mixed in form of a solid composition with a solid starch composition in form of a solid mixture prepared beforehand. The solid mixture contains thickened starch, alkali, powdered starch, borax and 0.001-5 parts additive. Alternatively, the additive is added to a liquid starch composition in form of a liquid composition. The adhesive composition is used particularly to make packed cardboard with several stacked layers of paper or cardboard.
 Biodegradable thermoplastic composition using natural filler / 2418014
Invention relates to a biodegradable thermoplastic composition used in making films and various hot-moulded articles in form of consumer packaging. The composition contains polyethylene, a copolymer of ethylene and vinylacetate, starch, nonionic surfactant and schungite.
Biodegradable thermoplastic composition / 2404205
Biodegradable thermoplastic composition contains cellulose diacetate containing 56.4% acetate groups, in amount of 25 pts. wt, biodegradable filler - starch in amount of 40-45 pts. wt, hydrolysed lignin in amount of 5-10 pts. wt and a plasticiser in amount of 25 pts. wt. The plasticiser is a mixture of dioxane alcohols and their high-boiling esters, obtained through distillation a light fraction with boiling point of 115-160°C from a floatation agent-oxal at pressure 5-10 mm Hg in amount of 25 pts. wt.
 Composition to reduce dust formation and dusting of paper / 2385372
Proposed composition comprises fibrous mass, water and, at least, one neutralised complex phosphate ester of the formula R1O[PO(OZ)]OZ, where R1 is alkyl chain containing 2-24 carbon atoms, Z is separate H or alkyl chain containing 1-24 carbon atoms. Proposed composition can comprise wax, starch, lignosulfonate, biocide. Proposed method consists in adding complex phosphate ester into fibrous mass prior to forming and, then, adding excess amine base to neutralise ester.
Impregnating composition for nonwoven material / 2316572
Invention relates to integrated methods for manufacturing nonwoven materials involving impregnation with liquid binder. Impregnating composition contains polymeric binder: starch, gelatin, polyacrylic acid, or polyacrylamide; filler: zeolite or activated carbon; plasticizer: vegetable or liquid paraffin; and water. Composition can be used in manufacture of filled filter materials.
 Barley with varied activity of branching enzyme and starch and starch-containing products with increased amylose content / 2303870
Barley plant including mutation in gene SBE11a, or transgene which codes activity inhibitor of SBE11a, has low level of activity of enzyme SBE11a. Starch produced from grain of such plant may have amylase content of at least 40% (weight/weight). Also, barley of such kind may have lowered levels of activity of SBE11b. Barley grain may have non-rugose phenotype despite damaged amylopectin synthesis path.
 Barley of reduced starch ii synthase (ssii) activity / 2268584
Barley plants are mutated in SSII gene to reduce SSII activity. Such barley corn has starch structure with. Moreover said corn optionally has relatively high β-glucan content. Starch is characterized with decreased gelatinization viscosity, low crystallinity, and high levels of lipid-bonded starch of V-form crystallinity.
 Method of producing biodegradable compositions containing starch derivatives based on polysaccharide ethers and esters / 2445326
Method of producing biodegradable compositions involves treating granules of a hydrophobic polymer with a finishing agent - oleic acid, which is added in batches and adding filler to the hydrophobic polymer, said filler being modified starch THERMTEX, the molecule of which simultaneously contains fragments of ether and ester groups based on phosphoric acid with a different degree of protection. The mixture is thoroughly mixed and extruded at temperature 190-200°C. The invention also relates to a method of producing biodegradable compositions, involving mixing a powdered hydrophobic polymer with filler in form of modified starch THERMTEX, the molecule of which simultaneously contains fragments of ether and ester groups based on phosphoric acid with a different degree of protection. The mixture is thoroughly mixed and extruded at temperature 190-200°C.
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FIELD: chemistry. SUBSTANCE: invention relates to chemical and food industry, particularly to production of biodegradable plastic materials and can be used to make moulded or film articles for various purposes, including food purposes. In the method of producing a universal additive which initiates polymer decomposition, exclusively consisting of natural material which includes a matrix, natural polysaccharides, binder, a heat stabiliser and a culture medium, involving mixing said components in a heated mixer at temperature 40-70°C and further granulation or pelletisation of the obtained mixture, the novelty lies in that the matrix contained in the additive is edible paraffin (food additive E905), oxidised polyethylene wax (food additive E914), the natural polysaccharide is starch, the binder is collagen-containing products (gelatin, belkozin, hide glue etc), the heat stabiliser is modified starch THERMTEX and the culture medium is phospholipids. EFFECT: invention increases biodegradability of the compositions and improves heat stabilisation properties thereof, enables to control the biodegradation duration of the compositions and water-absorption of the material and improves rheological properties of the compositions. 1 tbl, 4 ex
The invention relates to the chemical and food industries, in particular the production of biodegradable plastics, and can be used for the manufacture of molded or plastic products for various purposes, including food. Known compositions comprising starch, a synthetic thermoplastic polymers, plasticizers and thinning component, and methods for their production [US 6277899 B1, US 5288765]. These compositions are obtained by blending the ingredients followed by extrusion in the melt. The disadvantage of the prototype is that when receiving highly filled compositions of the polymer-starch occurs the problem of uniform distribution of the granules of the polymer and the functional additives in the amount of starch, since the volume fraction of starch is higher volume fraction of polymer, this leads to the fact that the melting point of the polymer starch begins to thermodestruction ("to burn"), which entails a significant reduction in product quality; also the disadvantage of the prototype is the need of the application of the plasticizer, which is prepared in the presence of the aqueous phase, which will require an additional stage of distillation of the water and will lead to an increase in material and energy intensity of production and the cost of the product; the use of vasospasm components also entails additional step, and mnogokomponentnoi the TB and multi-stage production leads to complication of the process and cost of product. The use of thinning agents entails the problem of sweating material (associated with a property of the polymer, "shrink", pushing the lighter phase on the surface of the material). Also the disadvantages include the inability to control the time decay of these compositions, which contain components of synthetic origin and do not contain the nutrient medium for microorganisms in an accessible form that is not conducive to rapid biodegradation of the material. The technical problem of the invention is to develop a method of obtaining a universal additive that initiates the decomposition of polymers consisting exclusively from natural raw materials, including the matrix, natural polysaccharides, binder, thermo stabilizer and nutrients that improve biodegradation of polymers on the basis of the specified additives to adjust the period of biodegradation of the compositions, to improve the rheological properties of biodegradable compositions based on the proposed supplements to regulate water absorption material containing a universal additive to increase thermostabilization properties of the product, to reduce the heterogeneity of the obtained polymer, to simplify technology for the production of biodegradable plastics, to obtain products with a decorative glossy surface. The technical goal of izopet the tion is achieved by in the method of obtaining the universal additive that initiates the decomposition of polymers consisting exclusively from natural raw materials, including the matrix, natural polysaccharides, binder, thermo stabilizer and nutrients, providing a mixture of these components in a heated mixer and further granulating or tableting the resulting mixture, it is new that the preparation contains as a matrix paraffin food (a food additive E), as a natural polysaccharide starch as a binder - containing collagen products (gelatin, bilkozynu, mezdrovyj glue and other), as thermo stabilizer - modified starch THERMTEX, as nutrient - phospholipids mixing of these components is performed in a heated mixer at a temperature of 40-70°C, followed by granulating or pelletizing the mixture; when this composition is prepared in the following ratio, wt.%:
As matrix additives, initiating the decomposition of the polymers can be applied oxidized polyethylene wax (food additive E914). The technical result of the invention is to provide a method for obtaining a universal additive that initiates the decomposition of polymers consisting exclusively from natural raw materials, including the matrix, natural polysaccharides, binder, thermo stabilizer and nutrients, providing a mixture of these components in a heated mixer and further granulating or tableting the resulting mixture, allowing to increase biodegradation of polymers on the basis of the specified additives to adjust the period of biodegradation of the compositions, to improve the rheological properties of biodegradable compositions based on the proposed supplements to regulate water absorption material containing a universal additive to increase thermostabilization properties of the product, to reduce the heterogeneity of the obtained polymer, to simplify technology for the production of biodegradable plastics, to obtain products with decorative glossy surface. The components of the additives have the following characteristics : 1. Matrix: - paraffin food P-2 (GOST 23683-89) - a natural substance, solid high-purity paraffin, solid mixture is hydrocarbon of methane series, the crystalline mass of white, melting point 52-58°C mass fraction of oil is not more than 1.8%, color - 11 conditional stamps; - wax polyethylene oxidized AA-30 (TU 6-0203499-24-92) - a natural substance, technical characteristics: melt viscosity at 140°C 25-80 PA·s·10-3the dropping temperature not exceeding 100°C, the hardness penetration is not more than 30·10-1mm, an acid number of 25-30 mg KOH per 1 g of the wax, the saponification number 45-80 mg KOH per 1 g of wax. 2. Natural polysaccharide: - corn starch (GOST R 51985-2002) is a natural substance, carbohydrate polymer, which consists of two structurally different fractions of amylose and amylopectin; specifications: moisture content - not more than 13%, the mass fraction of the total ash (calculated on the dry matter) - not more than 0.11%, acidity - 16, pH...6,0 4,0. 3. Binder: - collagen products (gelatin, bilkozynu, mezdrovyj glue and other) - natural products in powder form (GOST 18157-88. Products of slaughter cattle. Terms and definitions. Section "Manufacture of glue and gelatin"), which is a fibrous protein that provides strength and elasticity to the composition. Collagen fibers are formed by aggregation of microfibrils. Collagen products are widely used in the food industry as geleobrazovanie, p is bilization, emulsifiers. 4. Thermo stabilizer: - modified starch THERMTEX [THE 9187-003-96457359-07] is a natural substance that is "custom made" food starch custard, obtained on the basis of dichromatopsia oxypropylene with subsequent synthesis of cross-linked product with a gelatinization temperature of about 70°C. the Viscosity THERMTEX very stable at high temperatures, low pH, and also at heavy loads and mechanical impacts. Modified starch THERMTEX is a dietary Supplement e [Annex 7 to SanPiN 2.3.2.1078-01 from 14.11.2001,]. 5. Nutrient medium: - phospholipids (TU 9146-006-00371185-93) - a natural substance, natural lipids, which contain in the molecule a residue of phosphoric acid, an associated ester bond derived from a polyhydric alcohol, appearance - buttery. Phospholipids provide additional nutrients to the microorganisms, the corrosive compositions based on synthetic polymers and additives, the initiator decomposition. The content in the universal additive containing collagen products also provides additional nutrient medium for microorganisms (protein) [Aigners, Ibodov. Microbiology. M: Academy, 2007]. To obtain pellets or tablets used binder - containing collagen raw material, which translates to a free moisture contained in the components of the universe is through supplements in the connected condition, the product is given the necessary strength and formability. A method of obtaining a universal additive is as follows. In a heated mixer contribute matrix - paraffin (or oxidized wax) in an amount of 15-25 wt.%, natural polysaccharide (starch) in the amount of 82-45 wt.%, binder (containing collagen products) in an amount of 1-10 wt.%, thermo stabilizer (modified starch THERMTEX) in an amount of 1-10 wt.%, nutrient medium (phospholipids) in an amount of 1-10 wt.%. The mixture of these components is performed at a temperature of 40-70°C for 5-10 minutes until paste-like state. Then the resulting mixture granularit or tabletirujut. A method of obtaining a universal additive is illustrated by the following examples. Example 1. In a heated mixer contribute 15 g (15 wt.%) paraffin food P-2, 82 g (82 wt.%) starch corn, add 1 g (1 wt.%) gelatin, 1 g (1 wt.%) modified starch THERMTEX, 1 g (1 wt.%) phospholipids. The mass is stirred at 60°C for 10 min to paste, then the resulting mixture granularit or tabletirujut. Example 2. Get a versatile additive that initiates the decomposition of the polymers as in example 1, but the number of paraffin food P-2 25 g (25 wt%), the amount of corn starch SOS which defaults to 45 g (45 wt%), the amount of gelatin is 10 grams (10 wt.%), the amount of modified starch THERMTEX is 10 grams (10 wt.%), the amount of phospholipids is 10 grams (10 wt.%). Universal additive that initiates the decomposition of the polymers, can be used in biodegradable polymeric compositions based on polyethylene, polypropylene and their copolymers, polyvinyl chloride, cellulose ethers, polystyrene and other synthetic polymers in the ratio of polymer: universal Supplement equal 20-95:80-5 wt.%, moreover, the percent change universal additive composition can adjust the life of the product, the time of biodegradation and water absorption of the material, also the percentage of universal additive effect on rheological properties and strength characteristics of the composition. Biodegradable composition based on synthetic polymer and versatile additive that initiates the decomposition of the polymer obtained by mixing granules of a synthetic polymer and a universal additive and further extruding the resulting mixture at a temperature of 110-190°C. Example 3. In the mixer is made of 20 g (20 wt.%) pellets of polyethylene LDPE brand 12003-200 (GOST 16337-77), having a density of 0,9170±0.001 g/cm3and a melt flow index of 20.0±15% g/10 min, and 80 g (80 wt.%) granules universal supplements, initiating razlozheny the polymer, mix for 2 minutes and ekstragiruyut the resulting mixture at a temperature of 150°C To produce a sheet or film material. Example 4. Get biodegradable composition as in example 3, but the number of granules of polyethylene is 80 g (80 wt%), and the number of granules universal additive that initiates the decomposition of the polymer is 20 g (20 wt%). The obtained compositions analyze, determine the melt flow index, water absorption, kinetics of biodegradation. The results obtained are presented in table 1.
The use of the method of obtaining universal additives is, initiating decomposition of polymers consisting exclusively from natural raw materials, including the matrix, natural polysaccharides, binder, thermo stabilizer and nutrients, providing a mixture of these components in a heated mixer and further granulating or tableting the mixture, allows you to: to enhance biodegradation of compositions containing universal additive that initiates the decomposition of polymers; to adjust the period of biodegradation compositions; to improve the rheological properties of compositions containing universal additive that initiates the decomposition of polymers; to adjust the water absorption of the material containing the universal additive; to improve thermostabilization properties of compositions containing universal additive that initiates the decomposition of polymers; to reduce the heterogeneity of the obtained compositions; to simplify the technology of biodegradable compositions; - to obtain products with a decorative glossy surface; to reduce the cost of the product. A method of obtaining a universal additive that initiates the decomposition of polymers consisting exclusively from natural raw materials, including the matrix, natural polysaccharides, binder, thermo stabilizer and nutrients, providing the mixture indicated the components in a heated mixer and further granulating or tableting the resulting mixture, characterized in that the preparation contains as a matrix paraffin food (a food additive A), oxidized polyethylene wax (food additive E914), as a natural polysaccharide starch as a binder - containing collagen products, as thermo stabilizer - modified starch THERMTEX, as nutrient - phospholipids, a mixture of these components are produced in a heated mixer at a temperature of 40-70°C, followed by granulating or pelletizing the mixture, the composition is prepared in the following ratio, wt.%:
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