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32results about How to "Gas barrier" patented technology

high-filling-content micro-nano powder/polymer composite material for 3D printing and preparation method and product thereof

The invention relates to a high-filling-content micro-nano powder / polymer composite material for 3D printing and a preparation method and a product thereof. The material contains the following raw materials, by weight, 10-30 parts of a polymer, 90-70 parts of a micro-nano powder, 0.05-0.2 part of an irradiation sensitizer and 0.01-0.02 part of an antioxidant. The micro nano powder is used as a main material and polymer resin is used as a binding agent, and moulding is finished by a 3D printing mode. Simultaneously, the irradiation sensitizer is added, and the polymer resin forms a three-dimensional cross-linked network after electron beam irradiation. Then, strength, heat resistance and chemical corrosion resistance are raised after resin bonding. The high-filling-content micro-nano powder endows the moulding material with excellent mechanical properties. In addition, according to changes of product usage environment and demand, types of the micro-nano powder are changed so as to obtain a material with special functionality, such as excellent conductivity, thermal conductivity, flame resistance, impact resistance and the like.
Owner:INST OF CHEM CHINESE ACAD OF SCI

Graphene oxide modified aqueous fireproof coating material, and preparation method thereof

InactiveCN110698944AGood compatibilityUnique two-dimensional sheet structureFireproof paintsCarbon layerFire retardant
The invention provides a graphene oxide modified aqueous fireproof coating material, which comprises, by mass, 20-40 parts of graphene oxide modified acrylic emulsion, 30-60 parts of intumescent flameretardant, 0.1-10 parts of a first neutralizer, 2-20 parts of a cosolvent, 0.1-10 parts of a dispersing agent, 0.1-10 parts of a wetting agent and 10-20 parts of a pigment filler. According to the invention, the preparation method of the graphene oxide modified aqueous fireproof coating material is different from physical modification, wherein the graphene is added into the acrylic emulsion in achemical connection manner and is applied to preparation of the coating material, so that and the dispersity of the graphene in the aqueous fireproof coating material system and the compatibility of the graphene with other base materials can be improved; and the graphene with the sheet-like structure can enhance the strength of the carbon layer after the coating is combusted, so that the purposesof flame retardance and smoke suppression are achieved.
Owner:QINGDAO AIR NEW MATERIALS

Qi benefiting and blood nourishing fragrant and hot walnut kernel and preparation method thereof

The present invention discloses a qi benefiting and blood nourishing fragrant and hot walnut kernel which is made of following raw materials in parts by weight: walnut kernels 80-90 parts, watermelon seed kernels 10-20 parts, fish roes 20-30 parts, corn pollen 7-8 parts, oolong tea 8-10 parts, papaya 8-10 parts, capsicum frutescens 4-5 parts, kadsura longipedunculata 2-2.4 parts, elaeagnus pungens 0.7-1.5 parts, Chinese wolfberry fruits 0.7-2 parts, glycerol, sesbania gum, zein, and an appropriate amount of 3%-4% sodium carbonate aqueous solution. The qi benefiting and blood nourishing fragrant and hot walnut kernel utilizes zein to conduct film coating treatment on walnut kernels, which can completely cut off walnut kernels from the outside moisture and oxygen, inhibit oxidative and rancid process of walnut kernels, and extend the shelf life of walnut kernels; and the added kadsura longipedunculata, elaeagnus pungens and other traditional Chinese medicines increase the health-care efficacies of walnut kernels in clearing liver and improving eyesight, supplementing blood and beautifying features, and calming mind and benefiting qi.
Owner:石台县横渡镇香口二郎家庭农场

Degradable gas-phase fruit and vegetable preservative film and preparation method thereof

The invention relates to a degradable gas-phase fruit and vegetable preservative film and a preparation method thereof, and belongs to the technical field of fruit and vegetable preservative packagingmaterial modification. The degradable gas-phase fruit and vegetable preservative film is prepared from the following raw materials in parts by weight: 30 to 70 parts of starch, 30 to 70 parts of PVA,0 to 5 parts of a flowing accelerant, 0.5 to 10 parts of a gas-phase anti-bacterial mildew preventive, 0.1 to 10 parts of an ethylene inhibitor, 0.1 to 5 parts of a negative oxygen ion slow-release agent, 10 to 25 parts of a plasticizer and 0.5 to 10 parts of an accessory ingredient. The degradable gas-phase fruit and vegetable preservative film is low in raw material cost, wide in source, atmosphere-controlled and breathable, and the biological degradability and preservation effect are excellent; and moreover, the invention provides a simple and practicable preparation method, and the preservative film is beneficial to industrial production.
Owner:朱春英

Flexible transparent conductive film, flexible functional device, and methods for producing these

A flexible transparent conductive film of the invention has a base film and a transparent conductive layer formed on the base film by applying a coating liquid for forming the transparent conductive layer. The flexible transparent conductive film is characterized in that the base film is composed of a plastic film having a gas-barrier function and a thickness of 3 to 50 [mu]m and a backing film removably joined to one side of the base film, the transparent conductive layer provided on the other side contains main components which are conductive oxide particles and a binder matrix, and the transparent conductive layer is subjected to compression processing together with the base film and the backing film. A flexible functional element of the invention is characterized in that a functional element such as a liquid crystal display element, an organic electroluminescence element, an inorganic dispersion electroluminescence element, or an electronic paper element is fabricated on the flexible transparent conductive film.
Owner:SUMITOMO METAL MINING CO LTD

Chemical vapor deposition film formed by plasma cvd process and method for forming same

A method of forming a vapor-deposited film by holding a substrate to be treated in a plasma processing chamber, and supplying an organosilicon compound and an oxidizing gas into the processing chamber to perform chemical plasma treatment to form a silicon oxide on the surface of a substrate. In this method, the vapor-deposited film is formed by maintaining a constant supply amount of the organosilicon compound gas in the plasma processing chamber and changing the supply amount of the oxidizing gas during the film-forming process for preparing the vapor-deposited film. It is a chemical vapor deposition film with excellent compatibility, flexibility, flexibility, oxygen barrier properties and moisture barrier properties.
Owner:TOYO SEIKAN KAISHA LTD

Laminate and method for manufacturing laminate

Provided are: a laminate including a first substrate, a second substrate, a print layer provided on the second-substrate-side surface of the first substrate, and an adhesive layer which is disposed between the print layer and the second substrate and which bonds the first substrate and the second substrate to each other, the print layer being formed from a printing ink composition (A) that includes an urethane resin (A1) and a vinyl chloride-vinyl acetate copolymer resin (A2), and the adhesive layer being formed by applying a two-liquid-type polyurethane-based adhesive (B) that contains a polyol (B1) having a number-average molecular weight of 2,300 or less and an isocyanate compound (B2); and a method for manufacturing the laminate.

Biodegradable polyester nanocomposite material containing functionalized starch nanocrystal and preparation method of biodegradable polyester nanocomposite material

The invention relates to a biodegradable polyester nanocomposite material, and particularly relates to a biodegradable polyester nanocomposite material containing functionalized starch nanocrystal and preparation method of the biodegradable polyester nanocomposite material. The biodegradable polyester nanocomposite material containing functionalized starch nanocrystal is prepared by blending compound master batch of functionalized starch nanocrystal and a polymer with biodegradable polyester granules; the functionalized starch nanocrystal in the biodegradable polyester nanocomposite material is 20-60% of dry weight of the polymer, and is 1%-15% of the total dry weight of the biodegradable polyester and the polymer. The functionalization of the biodegradable polyester nanocomposite material is realized, the prepared biodegradable polyester nanocomposite material containing functionalized starch nanocrystal is an environment-friendly material and has gas barrier property, controllable degradability, as well as a function that fluorine, silicon-containing low surface energy grafted chain is capable of migrating to matrix surface.
Owner:INST OF CHEM CHINESE ACAD OF SCI

Body-fluid-secretion-promoting and easily-digestible walnut seeds and preparation method thereof

The invention discloses body-fluid-secretion-promoting and easily-digestible walnut seeds. The walnut seeds are prepared from raw materials in parts by weight as follows: 40-60 parts of walnut seeds, 15-16 parts of honeysuckle flower powder, 4-7 parts of green tea, 15-20 parts of common floweringqince fruits, 7-8 parts of chicken bones, 1.8-3 parts of ophiopogon roots, 0.9-1 part of pummelo peels, 1.4-2 parts of lecanthus peduncularis and proper amounts of glycerin, zein and 3%-4% sodium carbonate aqueous solution. According to the walnut seeds, the walnut seeds are coated with films by the aid of the zein, outside moisture and oxygen are isolated, the oxidative rancidity process of the walnut seeds is inhibited, and the shelf life of the walnut seeds is prolonged; the walnut seeds additionally have health-care effects of nourishing yin, promoting body fluid secretion, moistening lungs and clearing away heart-fire by the aid of the added traditional Chinese medicinal components such as the ophiopogon roots, the pummelo peels and the like.
Owner:HEFEI FULAIDUO FOOD

Synthetic resin container with high barrier capability

A synthetic resin container that has attained an enhancement of steam barrier capability while retaining a high gas barrier capability against oxygen, etc. through simple and easy means. There is provided a PET bottle obtained by forming, on an internal surface of wall portion (1) of PET resin constructing the main body of the container, barrier coating (2) containing a silicon oxide wherein among silicon, oxygen and carbon composition ratios (atom%), the oxygen composition ratio is 50 atom% or higher while the carbon composition ratio is in the range of 3 to 20 atom% in accordance with plasma CVD technique using an organic silicon compound gas and oxygen gas as raw materials. Preferably, the carbon composition ratio of the barrier coating (2) is 8 atom% or below.
Owner:YOSHINO KOGYOSHO CO LTD

Cigarette holder adhesive and preparation method thereof

The invention discloses a cigarette holder adhesive and a preparation method thereof. The cigarette holder adhesive consists of an aqueous solution of Pullulan and levan, wherein the mass concentration of the Pullulan is 0.1-10 percent (W / V), and the mass concentration of the levan is 0.01-1 percent (W / V). The product does not contain any chemical additive, is combusted into carbon dioxide and water vapor, has slight burnt flavor, is safe to human body, non-toxic and harmless, high in initial adhesion and high in drying speed, does not have monomer residues and can be suitable for performing holder adhesion for a high-speed cigarette making machine at the speed of 10000-12000 cigarettes per minute.
Owner:SHANDONG JINMEI BIOTECH

Prefilled syringe

ActiveCN101247843AInhibit deteriorationPrevention of Gradual Deterioration ProblemsAmpoule syringesIntravenous devicesProduct gasPrefilled Syringe
The present invention provides a prefilled syringe filled with medicines in advance, which can prevent liquid leakage from the cap, and can make the entire surface of the barrel part and the shoulder part filled with medicines gas-barrier to prevent deterioration of medicines, And highly prevent the invasion of bacteria, at the same time, forming a compact packaging body can improve packaging efficiency. A flange-like extension (21) is provided by protruding from the outer peripheral portion of the shoulder of the syringe barrel on the side of the nozzle, and the outer surface of the syringe barrel (2) filled with the drug is covered with an insulating packaging material (6). The range from the portion of the plunger (3) where the plunger liner (32) is located to the flange-like extension (21).
Owner:NIPRO CORP

Colorant for thermoplastic resin and uses thereof

A colorant for thermoplastic resins which is excellent in dispersibility, transparency, ultraviolet-shielding properties, etc.; a thermoplastic resin composition containing the colorant; and a thermoplastic resin molding having a satisfactory dispersion state, transparency, ultraviolet-shielding properties, stretchability, and surface smoothness. The colorant for thermoplastic resins comprises: surface-treated alpha-ferric oxide (A) obtained by coating non-acicular alpha-ferric oxide having an average particle diameter of 0.01 to 0.06 mum and an aspect ratio of 0.2 to 1.0 with a polyhydric alcohol and an organopolysiloxane; and a dispersant (B) comprising a metal hydroxycarboxylate (B1). It optionally further contains a methine dye (C). The thermoplastic resin composition and the molding are obtained by using the colorant for thermoplastic resins. Also provided is a molding obtained by coating the molding with a carbon film.
Owner:TOYO INK SC HOLD CO LTD

Rose and rice aroma nerve-soothing walnuts and preparation method thereof

The invention discloses rose and rice aroma nerve-soothing walnuts.The rose and rice aroma nerve-soothing walnuts are prepared from, by weight, 60-70 parts of walnut kernels, 4-5 parts of lotus root powder, 7-12 parts of soybeans, 5-6 parts of kelp, 12-13 parts of brown rice, 15-16 parts of goose egg white, 3-4 parts of rose petals, 1.1-1.8 parts of dendrobe flowers, 1-2.2 parts of raisin tree seeds, 1.4-1.5 parts of phymatodes crentopinnata roots, an emulsifier, zein and a proper amount of 3%-4% sodium carbonate aqueous solution.Prolamin is adopted for carrying out coating on the walnut kernels, outside moisture and oxygen are isolated, the oxidative rancidity process of the walnut kernels is inhibited, and the guarantee period of the walnut kernels is prolonged; dendrobe flowers, raisin tree seeds and other traditional Chinese medicine ingredients are added, so that the healthcare effects of regulating qi circulation to soothe nerves and enriching blood to help digestion are added to the walnut kernels.
Owner:梅顺

Nourishing walnut kernels containing crab spawn and oyster mushroom and preparation method of nourishing walnut kernels

The invention discloses nourishing walnut kernels containing crab spawn and oyster mushroom. The nourishing walnut kernels are prepared from the following raw materials in parts by weight: 40-45 parts of walnut kernels, 4-6 parts of black peanuts, 2-3 parts of sugarcane juice, 13-18 parts of rice milk, 3-4 parts of the crab spawn, 13-14 parts of the oyster mushroom, 3-3.5 parts of acacia honey, 0.7-2.5 parts of metaplexis japonica, 1-2.1 parts of soapberry, 1-2.3 parts of sweet broomwort herb, and an appropriate amount of glycerol and zein. According to the invention, film coating treatment is carried out on the walnut kernels by adopting zein, moisture and oxygen from outside are isolated, the oxidative rancidity process of the walnut kernels is inhibited, and the expiration date of the hickory kernels is prolonged; the traditional Chinese medicine components such as the metaplexis japonica and the soapberry are added, so that the health efficacies, such as clearing away heat for eliminating phlegm and promoting qi to activate blood, of the walnut kernels are increased.
Owner:石台县横渡镇香口二郎家庭农场

Bio-based fully-degradable insect-resistant mulch

The invention belongs to the technical field of bio-based degradation, and particularly relates to a bio-based fully-degradable insect-resistant mulch which comprises a surface layer, a middle layer and an inner layer. The surface layer comprises a surface-layer resin layer and a surface-layer additive layer positioned below the surface-layer resin layer which is modified polyvinyl alcohol resin,and the surface-layer additive layer is an oxidative photodegradation additive; the middle layer comprises a middle-layer resin layer and the middle-layer additive layer positioned below the middle-layer resin layer which is modified polylactic acid resin, and the middle-layer additive layer is an oxidative thermal degradation additive; the inner layer comprises an inner-layer resin layer and an inner-layer additive layer positioned below the inner-layer resin layer which is modified polyhydroxyalkanoate resin, and the inner-layer additive layer is an oxidative biodegradation additive.
Owner:天津剑纳沃特塑化科技有限公司

Ginger juice red date blood-nourishing walnut kernel and preparation method thereof

The invention discloses a ginger juice red date blood-nourishing walnut kernel which comprises the following raw materials in parts by weight: 40-50 parts of walnut kernel, 8-10 parts of red bean, 7-8 parts of ginger juice, 25-26 parts of red date, 10-15 parts of watermelon juice, 2-3 parts of soy sauce, 1.2-2 parts of American ginseng, 1.7-2 parts of shaddock peel and 1.5-2 parts of thorny elaeagnus fruit and also comprises emulgator, sesbania gum and zein. The walnut kernel disclosed by the invention is coated with a film by adopting the zein to be isolated from outside water and oxygen, so that the oxidative rancidity process of the walnut kernel is inhibited and the shelf life of the walnut kernel is prolonged; and the traditional Chinese medicine constituents such as the American ginseng, the shaddock peel and the thorny elaeagnus fruit are added, so that the health care efficacies of boosting qi and nourishing yin, clearing liver and improving vision, replenishing blood and beautifying face are added.
Owner:梅顺

Oxidative biodegradable handbag

InactiveCN110356078ADegradation time and speed controllableStrong processabilitySynthetic resin layered productsHandbagsCopolyesterChemistry
The invention belongs to the technical field of bio-based degradation, and particularly relates to an oxidative biodegradable handbag, which comprises a surface layer, a middle layer and an inner layer, wherein the surface layer comprises a surface layer resin layer and a surface layer additive layer, the surface layer resin layer is a modified polyvinyl alcohol (SHQ-MVA) resin, the surface layeradditive layer is an oxygen-containing polymerization material controllable degradation (JHZJ) additive, the middle layer comprises a middle layer resin layer and a middle layer additive layer, the middle layer additive layer is positioned below the middle layer resin layer, the middle layer resin layer is a modified random copolyester (SHQ-MBAT) resin, the middle layer additive layer is an oxygen-containing resin controllable degradation (YZZJ) additive, the inner layer comprises an inner layer resin layer and an inner layer additive layer, the inner layer additive layer is positioned below the inner layer resin layer, the inner layer resin layer is a modified bio-based polyolefin bonding (SHQ-MTIE) resin, and the inner layer additive layer is an environmentally controllable degradation (HJZJ )additive.
Owner:绿塑康(天津)环保科技有限公司

Flame-retardant plastic thread groove and a manufacturing process thereof

InactiveCN109256731AImprove smoke suppression performanceAdd escape pathFireproof paintsElectrical apparatusAmmonium polyphosphateEmulsion
The invention discloses a flame-retardant plastic thread groove, relating toethe technical field of wire systems. The groove includes a wire groove body, A surface of that wire groove body is sequentially provide with an internal flame retardant coating, heat-absorbing layer and outer flame-retardant coating, The coating for the outer flame retardant coating comprises the following components in parts by weight: 45 to 60 part of polyvinyl acetate emulsion, 75-90 part of ammonium polyphosphate, 35-40 parts of melamine, 8-10 part of graphene oxide aqueous suspension, 0. 35-0.45 part of dispersant, 0. 35-0.45 part of defoaming agent, 0. 35-0.45 part of leveling agent and 0.35-0.45 part of film forming aid. graphene oxide is added into the intumescent flame retardant system, the orientation ofthe polymer molecular chain and the production of a skeleton substance are induced when the paint is thermally expand, so that the carbon layer is remarkably strengthened and the flame retardant effect is exerted. The invention can not only improve the heat resistance of the plastic, but also improve the flame retardant performance.
Owner:镇江朝阳机电科技有限公司

Bitter gourd walnut kernels capable of clearing acids and preparation method of bitter gourd walnut kernels

The invention discloses bitter gourd walnut kernels capable of clearing acids. The bitter gourd walnut kernels are prepared from the following raw materials in parts by weight of 40-50 parts of walnutkernels, 18-22 parts of bitter gourds, 10-13 parts of bananas, 12-14 parts of smoked plum powder, 12-13 parts of haws, 3-4 parts of mung bean cakes, 8-9 parts of coconut milk, 1.5-2 parts of radix angelica sinensis, 1.8-2 parts of wild chrysanthemums, 0.5-1 part of singharanut stems, an emulsifying agent, sesbania gum and zein. According to the bitter gourd walnut kernels, alcohol soluble proteinis used for coating films on the walnut kernels, so that outside moisture and oxygen are separated, the process of oxidation and rancidification of the walnut kernels is restrained, and the quality guarantee period of the walnut kernels is prolonged. Traditional Chinese medicine components of the radix angelica sinensis, the wild chrysanthemums and the like are added, so that the health-care efficacy of the walnut kernels of clearing heat, calming the liver, replenishing blood and promoting blood circulation can be increased.
Owner:陕西天宇润泽生态农业有限责任公司

Chemical vapor deposition film formed by plasma cvd process and method for forming same

A method for forming a vapor deposition film is composed of a silicon oxide on a surface of a substrate is disclosed in which the substrate to be processed is held in a plasma processing chamber and a chemical plasma processing is conducted by supplying an organic silicon compound and an oxidizing gas into the processing chamber. By changing the supply rate of the oxidizing gas during formation of a deposition film while keeping the supply rate of the organic silicon compound gas at a certain fixed rate, there can be formed a chemical vapor deposition film which is excellent in adhesion, plasticity, flexibility, oxygen barrier property and moisture barrier property.
Owner:TOYO SEIKAN KAISHA LTD

Synthetic resin container excellent in functional characteristics and prodn. method therefor

A synthetic resin container excellent in heat resistance and high in gas barrier property, and a production method thereof. The container is produced by having a gas barrier material blended into a base phase and subjecting the blended substance to at least two biaxial stretching blow molding processes with heat treating processes in between.
Owner:YOSHINO KOGYOSHO CO LTD

Intelligent humidity control film and preparation method and application thereof

The invention discloses an intelligent humidity control film as well as a preparation method and application thereof. The intelligent humidity control film comprises a supporting layer and a functional layer hydrophilic modification layer, and the functional layer is located on one side of the supporting layer. The supporting layer is a porous film. The functional layer comprises an aliphatic polymer containing polyhydroxy, and an optional antibacterial agent. The surface of the functional layer is a hydrophilic surface modification layer formed by reacting a sulfonate monomer containing aldehyde groups with an aliphatic polymer containing polyhydroxy. The intelligent humidity control film provided by the invention can preserve moisture under the condition of low humidity, has strong moisture removal capability under the condition of high humidity, and has air blocking performance. The intelligent humidity control film is simple in preparation method, low in cost and especially suitable for fresh-keeping packaging of vegetables and fruits.
Owner:CHINA PETROLEUM & CHEM CORP +1

A kind of intelligent moisture control film and preparation method and application

The invention belongs to the field of functional films, and specifically discloses an intelligent moisture control film and a preparation method and application thereof. The intelligent moisture control film includes a support layer, a functional layer and a cross-linking modified layer, and the functional layer is located on the support layer. On one side or both sides, the cross-linking modified layer is located on the functional layer; wherein, the support layer is a porous film, and its material is polyethylene and / or polypropylene, preferably polypropylene; the functional layer It is a dense film, the material of which contains aliphatic polymers containing polyvalent hydroxyl groups, metal salt hygroscopic agents, and optional cross-linking agents and / or antibacterial agents; the material of the cross-linking modified layer is tannic acid. The intelligent moisture-controlling film provided by the invention can keep moisture in the condition of low humidity, has strong dehumidification ability under the condition of high humidity, and has gas barrier properties. The preparation method of the intelligent moisture control film is simple and low in cost, and is particularly suitable for fresh-keeping packaging of vegetables and fruits.
Owner:CHINA PETROLEUM & CHEM CORP +1

Oxidative biodegradable microwave sterilization vacuum film

The invention belongs to the technical field of bio-based degradation, and particularly relates to an oxidative biodegradable microwave sterilization vacuum film. The oxidative biodegradable microwavesterilization vacuum film comprises a surface layer, a middle layer and an inner layer. The surface layer comprises a surface resin layer and a surface additive layer, the surface resin layer is modified polyvinyl alcohol (SHQ-MVA) resin, and the surface additive layer is an oxygen-containing polyolefin controlled degradation (HYZJ) additive. The middle layer comprises a middle resin layer and amiddle additive layer, the middle additive layer is located on the lower side of the middle resin layer, the middle resin layer is modified polybutylene succinate (SHQ-MBS) resin, and the middle additive layer is an oxidative biological controlled degradation (YHZJ) additive. The inner layer comprises an inner resin layer and an inner additive layer, the inner additive layer is located on the lower side of the inner resin layer, the inner resin layer is modified polycaprolactone (SHQ-MCL) resin, and the inner additive layer is a quintuple controlled degradation (WCZJ) additive.
Owner:张建华

Fruity milk-flavor yin-nourishing walnut kernels and making method thereof

The invention discloses fruity milk-flavor yin-nourishing walnut kernels which are prepared from, by weight, 40-48 parts of walnut kernels, 4-5 parts of aloe peel, 5-6 parts of chopped honey date, 7-10 parts of pitaya, 3-4 parts of baijiu, 1-2 parts of chopped green onion, 4-5 parts of milk tea, 0.9-1 part of coriander, 1-1.5 parts of mukdenia rossii koidz, 0.7-1 part of caragana korshinskii flowers, an emulsifying agent, zein and a proper amount of 3-4% sodium carbonate aqueous solution.Prolamin is adopted for coating the walnut kernels, outside water and oxygen are isolated, the oxidation and rancidity process of the walnut kernels is inhibited, and the shelf life of the walnut kernels is prolonged.The traditional Chinese medicine components like coriander and mukdenia rossii koidz are added, and the health-care effects of the walnut kernels in nourishing yin, tonifying blood, tonifying heart yang and replenishing heart and blood are improved.
Owner:梅顺

Degradable environmentally-friendly plastic bag and method thereof

The invention discloses a degradable environmentally-friendly plastic bag and a production method thereof. The degradable environmentally-friendly plastic bag comprises a bag body, and each bag body has three layers including an inner layer, an interlayer and an outer layer which are sequentially stacked; the inner layer comprises the following materials, in parts by weight: 80 parts of polyethylene, 7 parts of poly(propylene carbonate), 10 parts of starch and 3 parts of black color masterbatch; the interlayer comprises the following materials, in parts by weight: 50 parts of polyethylene, 20parts of polyhydroxyalkanoate, 4 parts of poly(propylene carbonate) and 10 parts of milky white color masterbatch; and the outer layer comprises the following materials, in parts by mass: 70 parts ofpolyethylene, 10 parts of poly(propylene carbonate), 8 parts of aliphatic polycarbonate, and 12 parts of gray color masterbatch. The plastic bag provided by the invention has the advantages of a simple formula, adaptability to more environmental degradation, better environmental protection, low costs, good product quality and long service life.
Owner:珠海市鼎胜胶粘塑料环保科技有限公司
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