77results about How to "Good fragrance retention" patented technology

Described is a fragrance-containing and fragrance-emitting polymeric fiber which optionally contains (i) at least one antimicrobial agent; and (ii) at least one compatible coloring material or color-forming material which is useful in the ascertainment of the exhaustion or substantial reduction of fragrance, produced by either (i) a processing comprising the steps of:(a) co-extruding fragrance and optionally (i) antimicrobial agent and/or (ii) at least one compatible coloring material or color-forming material which is useful for ascertainment of the exhaustion or substantial reduction of fragrance with a thermoplastic polymer to form an extrudate;(b) forming fragrance and (optionally (i) antimicrobial agent and/or (ii) at least one compatible coloring material or color-forming material which is useful for ascertainment of the exhaustion or substantial reduction of fragrance agent)-emitting particles which may or may not be foamed from the extrudate; and(c) extruding a fiber of from about 3 denier up to about 60 denier from the thus-formed particles;or (ii) a process comprising the steps of:(a) forming fragrance-emitting particles, foamed or not foamed, from a mixture of fragrance and thermoplastic polymer; and then(b) extruding a fiber of from about 3 denier up to about 60 denier from the thus-formed particles.

The invention discloses an insoluble modified polyvinyl alcohol coating liquid and preparing method and film through the coating liquid, which comprises the following parts: polyvinyl alcohol, modifier, inorganics, crosslinking agent, catalyst and water. The coating liquid improves levelling, adhering and even property greatly, which increases obstruct property for kinds of gas.

The invention discloses a composite membrane for sauce and a preparation method thereof. The composite membrane sequentially comprises a polyethylene glycol terephthalate layer, an aluminum foil layer, an ethylene acrylic multipolymer layer, a double-peak low-density polyethylene layer and a metallocene polyethylene blending and modifying resin layer. The preparation method is characterized by comprising the following steps: dry compounding, preparing the metallocene polyethylene blending and modifying resin layer and blending and compounding. Compared with the prior art, the composite membrane for sauce has high sealing strength, short hot seal time, good sealing effect, good sealing planeness, good pollution resistance, medium resistance, low cost, no delamination, and the like.

The invention designs a high barrier PVA alloy capable of being processed with a thermoplasticity method. specifically speaking, through various monolayer or multi-layer thermoplasticity processing extrusion processing devices, the alloy is made into various high barrier films containing the alloy comprising a monolayer film, a multi-layer extrusion film, a high temperature retort film, a two-way stretch film and a thermo shrink film, hollow containers comprising a car oil tank, a bottom and a barrel, various tubular products comprising a fuel oil or oil delivery pipe and a gas pipe, various sheets and all high barrier products made from the material. The product made form the material has excellent chemically resistant performance, oil resistance, solvent resistance, transparency, processing stability, high barrier performance for various gases, aroma protection property, tensile strength and elongation at break.

The present invention discloses one kind of modified PVA paint, which consists of PVA, regulator, inorganic matter, tackifier and water. The tackifier is polyethylene imine and/or polyoxyethylene; the inorganic matter is clay and/or nanometer titania or the mixture of clay, nanometer silica and nanometer titania. The preparation process includes mixing PVA, regulator, inorganic matter, and water through stirring, heating to and maintaining at 90-95 deg.c to dissolve PVA completely, cooling to normal temperature, and adding tackifier through stirring. The product of the present invention has excellent machinability, and the formed coating has high water resistance, excellent ultraviolet ray and infrared ray reflecting property, high wear resistance and other excellent performance.

The invention discloses a contracting type polyester film for packing cigarettes, which comprises three layered structures. The main composition of the upper surface layer of the layered structure is copolycondensation modified polyester; the main composition of the core layer of the layered structure is polyethylene glycol terephthalate; the main composition of the lower surface layer of the layered structure is copolycondensation modified polyester; the upper surface layer, the core layer and the lower surface layer are directly co-extruded and compounded. The polyester film has good fragrance protectiveness, and solves the problem that the BOPP cigarette film is not wear-resistant. Simultaneously, due to the high stiffness of the polyester film, a plurality of C5 or C9 petroresins is not required to be added as the stiffening agent in the core layer as the high contracting type cigarette film, therefore, the cost of the polyester film is nearly identical to that of the BOPP cigarette film, and the polyester film is particularly suitable for packing the cigarettes with stiff casement.

The invention discloses a sealing cover film. The cover film comprises the components of, from outside to inside: a PET layer, an aluminum layer, an ethylene acrylic copolymer layer, a bimodal polyethylene layer, and a composite polyethylene layer. Compared with prior arts, the cover film provided by the invention has the characteristics that: (1) the film has good flavor maintaining performance, dampness inhibiting performance, and gas barrier performance; (2) the cover film is adapted to high-speed packaging; (3) the cover film is convenient to process, and can be subjected to fast product-change, such that the cover film can be adapted to productions with large and small orders; (4) the film has low cost and higher cost performance; and (5) the cover film has the unique internal layer design, and has a repeated opening and sealing function, such that rest contents can be well protected. The cover film provided by the invention can be widely applied in packaging of biscuits, jam, potato chips (bar), instant food, puffed food, snack food, and the like. The cover film is suitable for fast pace life of modern times, and assist in reducing the application of secondary packaging. In actural packaging processed, with the cover film, package yield can be effectively ensured, film material waste is low, production efficiency can be effectively improved, and cost can be reduced.

The invention discloses a graphene heating carpet comprises a carpet bottom layer, a first insulating layer, a heating layer, a second insulating layer and a carpet surface layer which are sequentially connected from bottom to top; the heating layer comprises a graphene heating slurry, a metal current carrying strip and a heating wire, wherein the two ends of the graphene heating slurry are respectively connected with two metal carrier flow strips, the electric heating wires are uniformly arranged in the graphene heating slurry, and the two ends of the electric heating wires are perpendicularly connected to the two metal carrying strips, which are connected with the temperature sensor, the temperature controller and the plug through a electrical conductor; the temperature sensor is positioned between the second insulating layer and the carpet surface layer; the temperature controller is characterized with heat preservation, heating and timing. As the graphene is adopted for heating, the conversion rate of the heat energy is almost up to 100 percent, thereby the effect of high efficiency and energy conservation is accomplished; meanwhile, the graphene releases far infrared rays withthe wavelength of 8-14 microns, therefore the graphene can be used for resisting bacteria and inhibiting bacteria.

A fabric conditioner composition comprising: (g) 0.1-20% by weight cationic fabric conditioner active; (h) 0.1-5% by weight anion quencher selected from mono-long chain quaternary ammonium compound of the general formula R(R1)3N+X- or alkyl benzyl quaternary ammonium compound of a general formula R2R3(R4)2N+X-; (i) 0.1-10% by weight organic acid having from 1 to 8 carbon atoms; where R is selected from C8-C22 alkyl or alkenyl group, R1 is selected from C1-C3 alkyl group, R2 is selected from C6-C18 alkyl or alkenyl group, R3 is benzyl group, R4 is selected from C1-C3 alkyl group, and X is an anion selected from chloride, bromide, iodide, nitrate, sulfate, methyl sulfate, ethyl sulfate, acetate and phosphate.

The invention discloses an instant tea preparation process. The preparation process comprises the following steps: a) performing countercurrent extraction; b) separating and removing impurities; c) performing vacuum film concentration; d) preparing dried flower leaching liquor; and e) mixing and performing spray drying; wherein the step d) employs a dried flower individual pressure extraction method. The process employs a dried flower individual pressure extraction scheme, and is characterized in that a horizontal continuous countercurrent diffuser is employed, compared with an intermittent mode, fragrance loss is little, and the tea taste is obviously improved. Compared with a mode that the dried flower and tea are mixed and extracted together, the process reduces the fragrance loss during countercurrent extraction and concentration processes, and the fragrance keeping effect is good.

The invention discloses a graphene heating carpet, comprising a carpet bottom layer, a first insulating layer, a heating layer, a second insulating layer, and a carpet surface layer sequentially connected from bottom to top; wherein the heating layer includes graphene heating paste, Metal current-carrying bar and electric heating wire, the two ends of described graphene heating paste are respectively connected with two metal current-carrying bars, and described electric heating wire is evenly distributed in the graphene heating paste, and two ends and two metal The current-carrying bar is vertically connected, and the metal current-carrying bar is connected with a temperature sensor, a temperature controller, and a plug through an electric wire, and the described temperature sensor is located between the second insulation layer and the surface layer of the carpet, and the described temperature controller has The function of heat preservation, heating and timing. Because the present invention uses graphene for heating, the thermal energy conversion rate reaches almost 100%, achieving the effect of high efficiency and energy saving; at the same time, the graphene releases far-infrared rays with a wavelength of 8-14 microns, which can be antibacterial and antibacterial.

The invention relates to coating emulsion for keeping fruits fresh. The coating emulsion comprises raw materials including, by weight, 46-55 parts of acrylic emulsion, 28-36 parts of Chinese herbal medicine powder, 7-12 parts of mannan and 6-8 parts of dispersing agents. Raw materials of the Chinese herbal medicine powder include, by weight ratio, 18-20% of radix stemonae, 13-17% of sweet tea, 18-20% of dry aloe, 4-8% of horseradish, 19-27% of galangal and 20-23% of wild pepper. The invention further relates to a preparation method of the coating emulsion for keeping the fruits fresh. The coating emulsion for keeping the fruits fresh can be used for coating packaging materials such as films and paper. The preparation method of the coating emulsion for keeping the fruits fresh is simple, low in cost and fine in functional effect. The prepared emulsion is conducive to interchange of a large number of Chinese northern and southern fruits, so that types of fruits in various regions are enriched.

The invention discloses a black and white preservative film composite package which is formed by connecting a composite surface layer, a middle composite layer and a heat-seal layer by an adhesive in a dry type composite process; the composite surface layer is a nylon film, the middle composite layer is an aluminum foil and the heat-seal layer is a black and white PE film; the black and white PE film is formed by co-extruding an external layer, a middle layer and an internal layer by a blow molding machine; the internal layer is formed by mixing metallocene low-density polyethylene as the substrate, linear low-density polyethylene, a black master stock and an anti-blocking agent with the ratio of 4: 3: 2.5: 0.5; the middle layer and the external layer are formed by mixing linear low-density polyethylene, high-density polyethylene and a white master stock with the ratio of 4: 4: 2; the extruding speeds of the internal layer, the middle layer and the external layer respectively are 30%: 40%: 30%. The black and white preservative film composite package has heat-seal performance and unique barrier functions for light and oxygen, is beneficial to storage and transportation and relatively low in price, is mainly used as fresh milk packages to satisfy clients' requirements, is capable of greatly reducing cost of products package on the basis of prolonging guarantee period and conforms to the environmental protection requirement.

The invention discloses sour-spicy dried ballonflower and a preparation method thereof. The raw materials of the sour-spicy dried ballonflower comprise the following substances: the dried ballonflower, fresh red pepper, vegetable oil, traditional Chinese medicine extract, lemon juice, lean meat, sweet flour paste, white sugar, peanut, sesame, garlic, ginger, salt and monosodium glutamate, wherein the raw materials of the traditional Chinese medicine extract comprise liquorice, scaphium scaphigerum, honeysuckle, Momordica grosvenori, bamboo leaves, radix polygonati officinalis, hawthorn, poria cocos, pericarpium citri reticulatae, lotus seed and lycium. The sour-spicy dried ballonflower is prepared by the steps of preparing sour-spicy paste, protecting the color of the dried ballonflower, dewatering the dried ballonflower, mixing and stirring the sour-spicy paste and the dried ballonflower. The sour-spicy dried ballonflower obtained by the preparation method has the good color, flavor and taste, and the traditional Chinese medicine ingredients with the functions of nourishing the stomach to improve the production of body fluid and clearing heat are added, so the spicy stimulation after eating can be relieved, and the stomach is nourished and the spleen is strengthened. In addition, the provided sour-spicy dried ballonflower can be directly eaten after opening, easy to carry, and convenient to store. The seasonal and regional limitation of a dried ballonflower product is changed.