211 results about "Pack material" patented technology

A lid material 30 for sealing a containing portion 21 of a containing container 20, the lid material including: a base layer 35; a circuit pattern 32 provided on the base layer 35 and having a wiring path configured to be broken when the containing portion is opened; a resin layer 37 covering the circuit pattern 32 from a side opposite the base layer; and a heat adhesive layer 31 configured to be heat-adhered to the containing container 20. The wiring path is provided with a terminal portion configured to be connected to an external device 40 for detecting the breakage. The resin layer 37 is divided into a first region 37A1 covering the terminal portion and a second region 37A2 covering a portion other than the terminal portion. A thickness T2 of the second region 37A2 of the resin layer 37 is greater than a thickness T1 of the first region.

The application relates to the technical field of packaging materials, and discloses a high-impact multilayer heavy packaging film composition and a multilayer heavy packaging film and application thereof. The composition comprises an outer layer material, a core layer material and an inner layer material, wherein the core layer material contains linear low-density polyethylene, polypropylene and optional metallocene polyethylene; the components of the outer layer material and the components of the inner layer material are the same or different, and each contains linear low-density polyethylene, metallocene polyethylene, high-density polyethylene and ethylene-vinyl acetate copolymer or polyolefin elastomer. The multilayer heavy packaging film can improve the dart impact performance of the multilayer heavy packaging film.

An adhesive composition includes a crystalline modified olefin polymer, an acid anhydride monomer, and a cross-linking agent. The crystalline modified olefin polymer is obtained by modifying a crystalline α-olefin polymer having 2 to 20 carbon atoms with a monomer having a functional group capable of reacting with an epoxy group or an oxazoline group. The acid anhydride monomer has a ring structure and two or more acid anhydride groups. The cross-linking agent includes an epoxy compound and / or an oxazoline compound.

To provide heat-sealable paper that reduces environmental impact, is easy to open, and is resistant to tearing during opening, as well as rolls, packaging bags, and packaging bodies made using the heat-sealable paper. [Solution] A heat-sealable paper having a heat-seal layer on one side of a paper substrate, wherein the paper substrate content in the heat-sealable paper is 50% by mass or more, and the geometric mean of the pure bending stiffness in the longitudinal direction and the pure bending stiffness in the transverse direction of the heat-sealable paper is 0.80 g·cm 2 A heat-sealable paper having a length of 1.8 kN / m or less, a longitudinal tensile strength of 1.8 kN / m or more, and a static friction coefficient of 0.750 or less on the side of the heat-sealable layer opposite to the paper substrate.

The utility model discloses a single medicine injection liquid's paper support device, both sides of the support mechanism all are provided with first folding section, and the first folding section is 90 degrees bending to the inside of support mechanism, the below of first folding section is provided with second folding section, the second folding section is 90 degrees bending to the inside of support mechanism, the second folding section is located the side away from first folding section and is provided with third folding section, the third folding section is 120 degrees bending to the outside of support mechanism, the top of third folding section is provided with bonding section, the outer surface of bonding section and first folding section are fixed with glue bonding, first folding section, second folding section, third folding section and bonding section are all integrated, and the support mechanism for placing medicine injection liquid bottle takes three layers of corrugated paper as raw material, compared with the traditional material such as plastic bracket, foam, the packaging material cost is reduced greatly, and the corrugated paper is easy to obtain, and the price is low, is favorable to large -scale popularization and application.

To provide a polyethylene multilayer base material excellent in balance among ink adhesion, heat resistance and manufacturability.SOLUTION: A polyethylene multilayer base material includes: a first layer containing medium-density polyethylene; a second layer containing high-density polyethylene; a third layer containing medium-density polyethylene and high-density polyethylene; a fourth layer containing high-density polyethylene; and a fifth layer containing medium-density polyethylene, in this order in a thickness direction. The polyethylene multilayer base material is processed with a drawing treatment.SELECTED DRAWING: Figure 1

Various embodiments of the present disclosure provide a system and method for forming a sleeve of paper wrapping material around a load of goods.

This utility model discloses a counter-flow cooling tower, including a cooling tower shell, a fan installed on the top of the cooling tower shell, and packing material inside the cooling tower shell. A disassembly and assembly mechanism is provided inside and at the front of the cooling tower shell. The disassembly and assembly mechanism includes a connecting plate fixedly connected to the front of the packing material, and a strip-shaped cylinder fixedly connected to the front of the connecting plate. Through the disassembly and assembly mechanism, utilizing the sliding cooperation between the connecting plate and the fixed square rod, and the guiding support of the slider for the packing material, the packing material can be directly pulled out or inserted along the fixed square rod, avoiding the cumbersome disassembly process of bolt tightening or custom clips in traditional structures. Simultaneously, the spring inside the strip-shaped cylinder, along with the buckle plate and the clip plate, forms an automatic locking structure. During replacement, only the buckle plate needs to be pressed and the clip plate slid, allowing disassembly and assembly to be completed without professional tools, significantly reducing downtime for maintenance.

In one aspect, the disclosure relates to multilayer composite films comprising a first biopolymer such as agarose, and a second biopolymer such as shellac. In the films, one or both layers may further comprise a biodegradable plasticizer. In a further aspect, the films can be flat or can be thermoformed to have a three-dimensional shape. The films are biodegradable and have very low permeability to water, gases, and other contaminants. Also disclosed are methods of making the films and consumer product packaging materials comprising the films.

A package (1) for containing food is provided. The package (1) includes a base (6), sidewalls (7), shoulders (8), neck (9), and closure (11) for forming a sealed internal space (15) for food. The base (6) and sidewalls (7) are formed of a multilayer packaging material (3) including a layer of fibrous material (4). The shoulders (8) include a plurality of flap portions (12a-12h) formed of the multilayer packaging material (3), extending from the sidewalls (7) and folded toward each other in a direction toward the neck (9), wherein each flap portion (12a-12h) has side edges (14a, 14b) facing the side edges (14b, 14a) of the adjacent flap portions (12a-12h), and a plurality of molded seams (13a-13h) join the side edges (14a-14b) of the adjacent flap portions (12a-12h).

The present application relates to solid waste treatment technical field, specifically to a kind of packing material waste recycling processing device, including the puncture mechanism and pressure-bearing mechanism being oppositely arranged, and power mechanism simultaneously drives the rotation of puncture mechanism and pressure-bearing mechanism;Puncture mechanism is punctured by puncture needle and is broken packing material waste, so that its internal waste liquid is excreted, and is absorbed and collected by liquid suction hole, liquid suction transmission pipe, liquid suction inner tube and main liquid discharge pipe;Pressure-bearing mechanism is supported while transferring packing material waste, and waste liquid transferred to pressure-bearing side is absorbed and collected by liquid suction channel, liquid suction hole, transfer transmission pipe, auxiliary adsorption pipe and main liquid discharge passage;Waste liquid adsorption unit is driven by differential transmission assembly to make pump gas assembly operate, so that negative pressure and positive pressure are alternately generated in liquid discharge passage, waste liquid is inhaled and discharged outside, and the present application can complete puncture hole, pressure-bearing transport, negative pressure liquid suction and centralized liquid discharge before packing material waste enters crushing process, improve waste liquid pretreatment efficiency.

The utility model belongs to the technical field of packaging material storage, in particular to a packing belt box for placing packing belts, which comprises a bottom plate, an unwinding chamber and a storage chamber, a packing belt shaft is arranged in the unwinding chamber, and the improvement is that a cutting component and a linkage lifting component are additionally arranged in the unwinding chamber; the linkage lifting assembly comprises a belt pressing plate located on a belt outlet path and a transmission mechanism connected with the belt pressing plate and the blade, when the packing belt is extracted, the packing belt presses the belt pressing plate downwards, and the transmission mechanism drives the blade to move upwards to complete cutting; and after cutting, the belt pressing plate automatically moves upwards and resets under the action of the resetting piece, and the end part of the packing belt is lifted away from the knife edge. The packing belt box solves the problems of inconvenience in taking and potential safety hazards caused by the fact that the belt end is retained near a knife edge after the packing belt box is cut off, and has the advantages of safety in use and convenience in operation.

The application belongs to the technical field of bio-based packaging materials, and particularly relates to a novel double-layer composite film and application thereof. The novel double-layer composite film comprises the following steps: reacting palmitic anhydride and carboxymethyl cellulose to obtain carboxymethyl cellulose palmitate; adding a pH-sensitive natural dye indicator to obtain carboxymethyl cellulose palmitate nanoemulsion containing a pH-sensitive substance; then loading a natural polymer material to prepare a film material; finally adding the film material to the carboxymethyl cellulose palmitate to prepare a composite film, thereby obtaining the novel double-layer composite film. The double-layer composite film can be self-emulsified without adding a surfactant, and has the ability to load functional indicator (pH-sensitive color indicator) substances; meanwhile, the barrier performance of the film material, such as a chitosan film, to water vapor and oxygen is improved, and the double-layer composite film has a very promising application in food or fruit preservation. The method provided by the application is not only green in raw materials, but also uses a flow casting method, which can be applied to industrial production and has a good application prospect.

A method for handling packages (2) is described and illustrated, each comprising a packaging material and a packaged item packed in the packaging material, in particular in a sorting station (1). In order to reduce the logistical effort resulting from damaged packaged items, it is provided that at least some of the packages (2) to be handled are subjected to at least one defined test movement in a test station (18) to induce acoustic and / or mechanical response signals depending on possible damage to the packaged item, that the response signals are detected by at least one acoustic and / or mechanical sensor (26, 27) assigned to the test station (18) and forwarded to an evaluation unit, that the evaluation unit (11) subjects the response signals to pattern recognition based on a multitude of previously empirically determined correlations between response signals and possible damage to the associated packaged items.that the evaluation unit (11) assigns at least one damage parameter characterizing possible damage to the packages (2) based on pattern recognition, and that the packages (2) are handled further in different ways depending on the respective damage parameter.

To provide a polypropylene-based non-stretched film which can achieve both heat resistance and low temperature sealability at high levels in a balanced manner, and to provide a packaging material and a package obtained using the polypropylene-based non-stretched film.SOLUTION: A polypropylene-based non-stretched film includes a first layer composed of a first resin composition containing a propylene homopolymer (A) and a propylene-ethylene random copolymer (B), wherein a ratio ΔHh / ΔHl of a fusion heat quantity ΔHh on a high temperature side and a fusion heat quantity ΔHl on a low temperature side when the fusion heat quantity of the first resin composition is divided at 135°C is 2.5 to 5.8.SELECTED DRAWING: Figure 1

The laminate of the present application comprises: a substrate; an intermediate layer; a heat-seal layer; a first adhesive layer provided between the substrate and the intermediate layer; and a second adhesive layer provided between the intermediate layer and the heat-seal layer. The substrate, the intermediate layer, and the heat-seal layer are composed of polyethylene. When the substrate is a stretched polyethylene film, the intermediate layer is an unstretched polyethylene film, and when the intermediate layer is a stretched polyethylene film, the substrate is an unstretched polyethylene film. The proportion of polyethylene in the laminate is 90 mass% or more.

A laminate for packaging material comprises an outer layer substrate and a sealant layer. The sealant layer is a polyolefin resin film comprising a recycled resin, a content of the recycled resin in the laminate for packaging material is 10% by volume or more or 10% by mass or more, and the recycled resin is a chemically recycled resin.

The present disclosure provides a rotating packed bed (RPB) system (100) with modified mechanical supports, casing (107) and a method (200) thereof. The rotating packed bed (RPB) system (100) includes a shaft (101) connected to a rotor (109) with a top plate (102) and a base plate (103) positioned parallel to each other and separated to accommodate a packing material (118). A casing (107) houses the rotor assembly (109) and is designed to split into a first portion (107-1) and a second portion (107-2), allowing horizontal pivoting. The first portion (107-1) is detachable for accessing the rotor assembly (109). The system (100) includes one or more stepped tie rods (106) positioned at the inner and outer diameters of the top plate (102) and the base plate (103) to connect them securely.