1398 results about "Pack material" patented technology

A system includes a fluid end having a fluid end face and a recess extending toward a base. The system also includes a pressure ring extending from the fluid end face, the pressure ring having a pressure ring bore diameter larger than a fluid end bore diameter. The system further includes an adjacent ring coupled to the fluid end, the pressure ring positioned between the adjacent ring and the base, wherein at least one fastener extends through an aperture of the adjacent ring to couple the adjacent ring to the fluid end. The system includes packing material positioned within at least a portion of the pressure ring bore, the packing material positioned such that axial movement toward the fluid end is blocked by the base.

The invention discloses a double-PHA barrier system for a paper-based container and a paperboard as well as a preparation method and application of the double-PHA barrier system, and belongs to the technical field of paper-based material surface engineering and green packaging. The system sequentially comprises a paper base material, a water-based PHA dispersion hole sealing layer and a PHA extrusion compact layer from inside to outside. According to the invention, the micron-sized PHA dispersoid without cell debris is utilized, so that an efficient hole sealing effect which is difficult to achieve by a high coating amount in a traditional process can be achieved by only needing an extremely low coating amount, and the pinhole defect of an extrusion layer is eliminated from the source. And in cooperation with the modified PHA extrusion layer with the specific crystallinity, the problem of micro-cracking of a single coating during edge rolling forming is cooperatively solved. According to the system, excellent barrier performance is achieved through a thinner bio-based structure, and meanwhile the system has a wide heat sealing window and excellent repulp recycling performance. Compared with the prior art, on the premise that high performance is guaranteed, the consumption amount of packaging materials and the environmental burden are remarkably reduced.

The invention relates to the technical field of research and development of BIB liquid packaging materials, and discloses a PE-PA-based composite film, a manufacturing process and an application in BIB liquid packaging, and specifically comprises the following steps: synthesizing a PE-PA compatilizer; the preparation method comprises the following steps: carrying out ring-opening reaction on an epoxy functional group of a PE-PA compatilizer and an amino functional group or a carboxyl functional group at a PA resin molecular chain end to prepare PE-PA compatilizer grafted nylon resin, and carrying out physical anchoring action on a long-chain alkane structure on the PE-PA compatilizer grafted nylon resin and a PE resin molecular chain to prepare the PE-PA alloy master batch; low-density polyethylene resin is used as a raw material of a supporting layer, PE-PA alloy master batch is used as a raw material of a functional layer, metallocene polyethylene resin is used as a raw material of a heat sealing layer, a three-layer co-extrusion blow molding film forming technology is adopted, the PE-PA composite film is prepared, and the film product is excellent in comprehensive performance and can be used for manufacturing a BIB bag body.

The invention belongs to the technical field of packaging materials, and discloses a high-temperature-resistant heat-seal straw-pluggable easy-to-tear cover and a preparation method thereof.The body comprises a PET layer, a blocking layer and a PE layer which are sequentially compounded from outside to inside, the blocking layer is an AL layer, laser invisible pre-scribed lines are arranged on the easy-to-tear cover, the laser invisible pre-scribed lines only penetrate through the PET layer and the blocking layer and do not penetrate through the PE layer, the thickness of the PET layer ranges from 12 micrometers to 20 micrometers, and the thickness of the PE layer ranges from 12 micrometers to 20 micrometers. The barrier layer is an AL layer, the thickness of the AL layer is 7-12 microns, the thickness of the PE layer is 40-60 microns, and the PET layer is prepared from the following raw materials in parts by weight: 80-95 parts of PET resin, 5-10 parts of composite modified nano silicon dioxide, 3-6 parts of a heat stabilizer and 0.5-2 parts of a lubricant; the composite modified nano silicon dioxide is maleic anhydride grafted polybutadiene composite modified nano silicon dioxide, and the composite modified nano silicon dioxide is uniformly dispersed in a PET matrix by virtue of good compatibility with PET resin, so that the overall toughness and heat sealability of the easy-to-tear cover are remarkably enhanced.

The invention relates to the technical field of packaging materials, and discloses a high-barrier multilayer co-extrusion composite film which sequentially comprises an inner layer, a first bonding layer, a first barrier layer, a second bonding layer, a second barrier layer, a third bonding layer and an outer layer from bottom to top. And the second barrier layer is a nano silicon dioxide modified polyvinyl alcohol layer. The two different barrier layers are arranged, the first barrier layer has a good barrier effect on gas, the second barrier layer has outstanding barrier performance on water vapor, and the two barrier layers have a synergistic effect, so that the comprehensive barrier performance of the composite film on oxygen, water vapor, peculiar smell and the like is remarkably improved, the shelf life of a packaged product can be effectively prolonged, and the packaging cost is reduced. According to the high-barrier film, the high-barrier property is ensured, the quality and the performance of a product are ensured, and the use of expensive materials and a complex production process is avoided and the production cost is reduced by reasonably selecting each layer of material and optimizing the structural design on the premise of ensuring the high-barrier property.

The invention discloses a bearing performance testing device and application in flexible freight bag production, and relates to the technical field of packaging material detection.The bearing performance testing device comprises a bearing frame, a hydraulic cylinder and a lifting assembly, the lifting assembly comprises a hollow base, a bearing plate and a lifting part, and the telescopic end of the hydraulic cylinder penetrates through the hollow base and is provided with a material pressing plate; according to the invention, the push plate intermittently and repeatedly impacts the outer side of the container bag, so that the problems of non-uniform density distribution, existence of a blind area and slope-shaped accumulation when materials are continuously conveyed into the container bag are solved, the conditions are consistent when a plurality of container bags are subjected to load-bearing performance test, the test result is more accurate, and the test efficiency is improved. By controlling the extension lengths of the first pushing part and the second pushing part, materials in the flexible freight bag are uniformly distributed in time according to the input amount of the materials in the flexible freight bag in the feeding process of the flexible freight bag, so that the gravity center of the flexible freight bag is adjusted in time.

A system includes a fluid end having a fluid end face and a recess extending toward a base. The system also includes a pressure ring extending from the fluid end face, the pressure ring having a pressure ring bore diameter larger than a fluid end bore diameter. The system further includes an adjacent ring coupled to the fluid end, the pressure ring positioned between the adjacent ring and the base, wherein at least one fastener extends through an aperture of the adjacent ring to couple the adjacent ring to the fluid end. The system includes packing material positioned within at least a portion of the pressure ring bore, the packing material positioned such that axial movement toward the fluid end is blocked by the base.

The invention belongs to the technical field of chemical packaging supervision, and particularly relates to a dangerous chemical packaging quality prediction method and system based on deep learning. The system comprises a packaging material scanning detection module, a packaging material judgment analysis module, a sealing integrity analysis module, a man-machine collaborative decision-making module, a packaging management detection evaluation module and a packaging supervision terminal. The packaging material scanning and detecting module is used for scanning and detecting the surface of the packaging material of the dangerous chemical, and the packaging material judging and analyzing module and the sealing integrity analyzing module are used for analyzing the surface condition and the sealing integrity of the packaging material, so that the packaging quality of the dangerous chemical is effectively monitored and accurately judged; a powerful guarantee is provided for safe transportation and storage of the dangerous chemicals, reasonable improvement measures are taken in time according to the packaging management performance of the dangerous chemicals through accurate evaluation, and subsequent packaging quality and packaging stability and high efficiency can be guaranteed.

According to the plate breaking mark and the cosmetic package, in the horizontal direction, the plate breaking mark is in a T shape; in the longitudinal direction, the board breaking marks are trapezoidal; the plate breaking mark is used for being carved on the back face of the base plate and used for bending and tearing the base plate. A thin film for storing a material body is adhered to the top surface of the base plate, and a plate breaking mark is arranged on the bottom surface of the base plate. The package is formed by compounding five layers of materials; by adopting a separate bin design, the original characteristics and effects of the materials can be kept fresh to the maximum extent; the multi-layer composite film can reduce the compatibility risk of a packaging material and a material body, and the high barrier property of the aluminum foil improves the compatibility between the packaging material and the material body and reduces the risk of product weight loss. Due to arc alignment between the material cavities, the stressed area of the vertical section of the partition is reduced, the pressure generated by extrusion inside the cavities is increased, and the two cavities can be communicated after being extruded; the sealing performance of the product before being bent is guaranteed through the T-shaped material opening and the bending track line on the back face, meanwhile, after the package is stressed and bent, the material body can flow out easily, and carrying and using are convenient.

A multilayer packaging material includes a substrate formed of a cellulosic fiber-based material. The substrate has a first major surface and a second major surface opposite the first major surface. An oxygen barrier layer is formed of a PVOH material attached to the substrate, wherein the oxygen barrier layer is an innermost layer of the multilayer packaging material and further wherein the oxygen barrier layer is heat sealable. At least one moisture barrier layer is attached to the substrate, the moisture barrier layer selected from an inner moisture barrier layer disposed intermediate the substrate and the oxygen barrier layer and an outer moisture barrier layer disposed on the second major surface of the substrate. In further aspects, a packaging article, a method for making a multilayer packaging material, and a method for packaging a product are provided.

Packaging methods include inserting an article into a virtual pouch defined by folding and tacking a first sheet of textile material. The first sheet is then folded about the article such that the first sheet encompasses the article. A second sheet of a textile material is then folded about the first sheet into a configuration such that the second sheet entirely envelops and encloses the first sheet and the textile article. The second folded sheet is then secured in the enveloping configuration. Alternatively, the article is wrapped in and encompassed by a first sheet of textile material by folding and the resulting package is then enclosed within a virtual pouch created in a second sheet of textile material. The resulting outer sheet enclosing the inner sheet with the textile article is then secured in its enclosing configuration with a strap. The packaging materials can be cleaned and decontaminated for reuse.

The invention relates to the technical field of packaging materials, in particular to a PE composite film for manufacturing a packaging bag and a preparation method of the PE composite film. The PE composite film comprises a lower antibacterial PE layer, a middle barrier PE layer and an upper antibacterial PE layer; the lower antibacterial PE layer is prepared from the following raw materials: low-density polyethylene, linear density polyethylene, an antibacterial functional agent, a tensile functional agent and an auxiliary agent; the middle barrier PE layer is prepared from the following raw materials: linear low-density polyethylene, metallocene low-density polyethylene, a tensile functional agent and an auxiliary agent; the upper antibacterial PE layer is prepared from the following raw materials: linear low-density polyethylene, metallocene low-density polyethylene, an antibacterial functional agent and an auxiliary agent, and the PE composite film for manufacturing the packaging bag, prepared by the invention, has excellent antibacterial property and excellent tensile mechanical property; the requirements on antibacterial property and tensile property in the field of packaging materials can be met.

The present invention relates to the technical field of high-temperature resistant cooking packaging materials, and discloses a high-barrier high-temperature resistant cooking packaging film based on a single recyclable PP material. The preparation method of the packaging film is as follows: vinylated phenyl double-clamped structure cage-type polyhedral oligomeric silsesquioxane is first compounded with graphene oxide through π-π stacking interaction and hydrogen bond interaction, and then loaded onto polypropylene resin through free radical coupling reaction and molecular chain intercalation method. Finally, a high-barrier polypropylene-based composite material with high temperature resistance and puncture resistance is obtained by extrusion using a twin-screw extruder; the high-barrier polypropylene-based composite material with high temperature resistance and puncture resistance is used as the intermediate layer raw material of a five-layer co-extruded film made of a single PP material, and a high-barrier high-temperature resistant cooking packaging film based on a single recyclable PP material is prepared by using a five-layer co-extrusion blow molding process. After being cooked at 140 °C for 30 minutes, the film product has no abnormal phenomena such as deformation and peeling, and has excellent barrier properties and puncture resistance.

The invention provides a packaging material pattern positioning method and device based on an optimized Loftr algorithm, and relates to the technical field of packaging materials, and the method comprises the steps: carrying out the multi-scale feature extraction of a packaging image, carrying out the coarseness matching of a coarseness feature, carrying out the matching point screening of a coarseness matching set through employing a PROSAC algorithm, and carrying out the positioning of a packaging material pattern. For each matching point in the screened matching prediction set, a local window is cut on the fine-grained feature map, the local window comprises context information around the current matching point, fine-grained matching is carried out on fine-grained features in the local window, geometric consistency screening is carried out on the basis of a fine-grained matching result, and a matching result is obtained; constructing and solving a homogeneous equation set according to the final matching point set, estimating a homography matrix, mapping a pattern area in the standard image to the packaging image according to the homography matrix, obtaining pattern positioning information of the packaging image, improving smooth transition from coarse-grained matching to fine-grained matching, and improving the precision of the packaging image. Therefore, the accuracy and robustness of feature matching are remarkably improved.

A bagger device is provided. The bagger device can include a bag handler configured to handle packaging material configured to define a bag that has first and second walls enclosing an interior cavity configured to contain an object therein for shipping, the first wall including an expansion material that has an expandable configuration and that is expandable to an expanded configuration for providing padding to the first wall to protect the object contained within the interior cavity. The bagger device can further include an expansion device configured to apply expanding conditions to the packaging material, the expanding conditions configured to cause the expandable material to expand from the expandable configuration to the expanded configuration.

In an embodiment, a package can include a first creped paper packaging material, a second creped paper packaging material, and one or more shipping items. The first creped paper packaging material can include a first single-layer creped packaging paper. The second creped paper packaging material can include a second single-layer creped packaging paper. The first creped paper packaging material and the second creped paper packaging material can define a respective material perimeter, with the second creped paper packaging material being attached to the first creped paper packaging material proximal their respective material perimeters to form a set of bound borders. The first creped paper packaging material and the second creped paper packaging material can thereby be attached together in a manner to define a package enclosure. The one or more shipping items can be carried in the package enclosure.

A loading device for loading a roll of wrapping material into a feed device of a baler from which the wrapping material may be dispensed is disclosed. The loading device comprises a lateral channel supported at a first end by a first support and at a second end by a second support, a sliding member having first and second ends mounted for reciprocal movement within the lateral channel, a support member having first and second ends, the first end of the support member mounted to the second end of the sliding member, a winch and cable apparatus, a free end of the cable extending through the support member and a carriage mounted to the free end of the cable. The carriage includes a central element with engagement elements at first and second ends of the central element for releasable engagement with a roll of wrapping material. The winch and cable apparatus enables the carriage to be raised and lowered with respect to the second end of the pivoting member.

There is described a buffer unit (10) of a web of packaging material for a packaging machine (1) comprising an accumulation space (BS) for buffering the web (3) of packaging material, an input roller device (16) configured to feed the web (3) of packaging material into the accumulation space (BS), a number of rollers (17) arranged within the accumulation space (BS) and configured to guide the web (3) of packaging material along a conveying path (P), wherein the rollers (17) are divided into a first group of rollers (17A) and a second group of rollers (17B) and wherein the second group of rollers (17B) is movable with respect to the first group of rollers (17A) from an accumulation position in which the distance between the first group of rollers (17A) and the second group of rollers (17B) is maximum and an emptying position in which the distance between the first groups of rollers (17A) and the second group of rollers (17B) is minimum, and a brake device (35) configured to block the second group of rollers (17B) in any position comprised between the accumulation position and the emptying position.

Items may be packaged for shipping or storage using additive manufacturing techniques, also known as three dimensional (3-D) printing. Packages made by such processes may be referred to as 3-D printed packages and may include packing material printed at least partially around the item(s) and / or an outer cover printed about at least a portion of an exterior of the packing material and / or the item(s). A packaging system may include a 3-D printer and a computing device communicatively coupled to the 3-D printer. The computing device may obtain a packaging model describing a package for one or more items. A print module of the computing device may include instructions to print the package at least partially about the item(s) according to the packaging model.

Method and system for maintaining temperature-sensitive materials within a desired temperature range for an extended time. In one embodiment, the system includes an outer box having a rectangular cavity. An insulation unit is snugly but removably positioned in the rectangular cavity. The insulation unit includes a support and a thermal insulation member. The support may be a generally rectangular sleeve with four sides, an open bottom and an open top. The thermal insulation may be a bilayer material wrapped around the four sides of the support to form a spiral structure. The bilayer material may include a first sheet of an expanded slit-sheet packaging material and a second sheet of tissue paper. The system may additionally include a bottom insulation member at the bottom of the support, a top insulation member at the top of the support, and a payload and temperature-control members between the top and bottom insulation member.

According to the automatic packaging device for the semiconductor carrier tape disc, the material tape conveying assembly conveys packaging materials to the side face of the carrier tape disc, the tape head clamping jaw clamps the packaging materials, the rotating disc assembly drives the tape head clamping jaw to rotate around the carrier tape disc in the circumferential direction, and the tape head pressing wheel assembly presses a tape head to make the tape head tightly attached to the carrier tape disc; the packaging material is pulled back by a certain distance through reverse transmission of the material belt conveying assembly, the belt tail pressing wheel assembly stretches out, the packaging material is tightly attached to the circumference of the carrier tape disc, the material belt conveying assembly cuts off the packaging material, the pressing plate assembly is pressed downwards and tightly attached to the packaging material belt head portion of the carrier tape disc, and at the moment, the belt head pressing wheel assembly is reset. The upper rotating disc assembly and the lower rotating disc assembly synchronously rotate to collect the tail of the remaining packaging material into the tape carrying disc, the pressing plate assembly is reset, the lower rotating disc assembly is kept immovable, the upper rotating disc assembly rotates to the pressing plate assembly to be located above the tail of the packaging material, the pressing plate assembly extends out to press the tail of the packaging material, and the tape tail pressing wheel assembly is reset; therefore, automation of wrapping the carrier tape disc with the packaging material can be effectively achieved.

There is provided a laminate excellent in abuse resistance and adhesion, and a packaging material, a package, and a packaged article including the laminate. The laminate (10) includes a first substrate layer (1), an anchor coat layer (2), and an inorganic barrier layer (3) in this order, wherein the first substrate layer (1) contains a polyolefin, and the anchor coat layer (2) has a sectional composite elastic modulus in a range of 3.5 to 6.5 GPa and a thickness in a range of 0.4 to 3.0 μm.

Transfer and alignment module (10) configured for the at least partially automated handling of batch-packed or separated packaging material (2) at a transfer point with a change of direction in an arrangement between two systems (20) of a production line (30), comprising: -a table (13) for transferring the packaging material (2); -a plurality of drivable transfer units (13.1) provided on the table, in particular transfer rollers or bearings; -at least one alignment unit (13.3) provided on the table, in particular with slide rails (13.4) for adjusting a lateral relative position; -at least one drive (14) and at least one drive and / or control component (18) from the following group: actuator (18.1), measuring transmitter (18.2), sensor (18.3); characterized in that the transfer and alignment module (10) has a first material transfer point (11.1) upstream of the table (13) and a second material transfer point (11.2) downstream of the table, wherein the transfer and alignment module (10) has a frame (12) supporting the table and rollers (17) and is thus mobile, wherein the transfer and alignment module (10) is designed in a modular manner and can be arranged relative to at least one system (20) for the at least partially automated handling, processing or production of the packaging material (2) in such a way that the transfer and alignment module (10) can be coupled to the system (20) in a modular manner for the packaging material transfer and for the alignment of the packaging material (2),wherein the transfer and alignment module has at least one control component which can be coupled to at least one signal of the system and by means of which at least one transfer parameter can be specified as a function of the operating state of the system, wherein the transfer and alignment module (10) is configured to scale from a first transfer speed or cycle rate to a second transfer speed or cycle rate.

A drive mechanism for a packaging material web coiler for forming a wound-up packaging material cushion may include a coiler core and a rotatable gyrating mass coupled to the coiler core. The coiled packaging material web is coilable around the coiler core such that the coiled packaging material cushion is detachable from the coiler core. With the rotatable gyrating mass, the coiler core performs at least one complete winding of the packaging material web around the coiler core in response to a manual swing-actuation.

Provided are a laminate in which a print layer and an adhesive layer are easily peeled off when immersed in a release agent, and the adhesive layer and the print layer peeled from the laminate are easily collected from the release agent without being torn into tiny pieces, a recycling method of the laminate, and a recycled plastic obtained from the laminate.　The laminate includes a first base material, a second base material, a leaving layer disposed between the first base material and the second base material, an adhesive layer disposed between the leaving layer and the second base material and being a cured coating film of an adhesive containing an acid anhydride, and a print layer disposed between the leaving layer and the adhesive layer.

A system for regulating an axial biasing force applied to a stacked set of packing elements mounted within stationary equipment, comprising a packing loading assembly for sealing a process fluid within the stationary equipment and for applying the axial biasing force to the packing elements via a pressurized fluid from a pressure regulator. The packing loading assembly includes a gland element for mounting to the stationary equipment by a plurality of gland bolts, and an external actuation subsystem for coupling to at least one of the plurality of gland bolts for applying an axial actuation force directly to the gland element in response to the pressurized fluid. The gland element in response to the axial actuation force applies the axial biasing force to the packing elements.

The invention relates to the technical field of packaging material detection, and discloses a novel heavy packaging bag falling test machine which comprises a frame mechanism, a rack, four footstand assemblies arranged at the bottom of the rack, a protective fence arranged on the outer side of the rack, a protective fence door arranged on one side of the protective fence and a protective fence lock arranged on the protective fence door. The guardrail safety switch is arranged on the guardrail door, and the height scale is arranged on one side of the rack. Through transmission of a chain wheel and a chain in the lifting assembly, rapid and accurate adjustment of the test height is achieved, the power assembly and the release assembly guarantee instantaneous release of a packaging bag and reliable reset of the device through a one-way meshing structure, flexible switching of vertical falling and flat falling tests is achieved through the erecting assembly, and the test efficiency is improved. The protective guard, the safety switch and other facilities not only guarantee the operation safety, but also provide a complete basis for test analysis, and significantly improve the efficiency, safety and diversity of the anti-falling performance test of the heavy packaging bag.

The present application relates to the technical field of packaging materials, and particularly relates to an environment-friendly high-barrier paper-based blister packaging sheet and a preparation method thereof, which comprises determining the coefficient of the cold stamping target parameter according to the blister type and the blister area change, determining the judgment standard of the subsequent consumption elongation rate and the spraying amount of the upper film heat-seal glue area; confirming the influence of the correction tension change on the lower film cold stamping and the upper and lower film heat sealing based on the predicted cumulative length difference, or correcting the corresponding unwinding speed without breaking through the corresponding film roll strength error allowable range; calculating the consumption elongation rate according to the actual thickness of the lower film and the actual tension change, adjusting the cold stamping target parameter according to the prediction of the decline degree of the plastic deformation ability of the lower film within the normal range, or adjusting the cumulative length difference to break through the judgment standard of the corresponding error allowable range when the decline degree exceeds the normal range. The present application replaces the aluminum-plastic blister packaging with a single paper-based material to reduce the consumption of non-renewable resources by the packaging bag material.

The utility model discloses a packaging material film pasting device in the technical field of film pasting devices, which comprises a support frame, a first sliding groove is fixedly formed in the surface of one side of a first stand column, a threaded rod is rotatably mounted on the inner side of the first sliding groove, and the top end of the threaded rod extends to the upper part of the first stand column. The surface of the threaded rod is sleeved with a first sliding block in a threaded mode, a second sliding groove is fixedly formed in the surface of one side of the second stand column, a fixing rod is fixedly installed on the inner side of the second sliding groove, a second sliding block is slidably connected to the surface of the fixing rod, and a film pasting roller is rotatably connected between the first sliding block and the second sliding block. A first sliding block can be driven to vertically move in a first sliding groove by rotating a threaded rod, a film pasting roller on one side can be driven to ascend and descend through movement of the first sliding block, and therefore the height of the film pasting roller can be adjusted according to the thickness of a packaging material, the bottom of the film pasting roller is attached to the surface of the packaging material all the time, and the packaging efficiency is improved. And the film pasting effect is improved.

The invention relates to a packaging system (1) and to a method for using the same. The packaging system (1) comprises a packaging module (2), a first transport device (3) for feeding articles to the packaging module (2) in a first transport direction (TR1), and a second transport device (4) for feeding flat packaging materials (20) arranged in a first upright orientation (22sv1) in a second transport direction (TR2). The packaging system (1) comprises a handling device (5) for arranging the flat packaging materials (20) on the second transport device (4), and at least one displacement unit (8), configured to displace a plurality of upright packaging materials (20) relative to one another. The displacement unit (8) has vertically oriented side walls (9) and a support surface (10), wherein an angle differing from 90 degrees is formed between each of the side walls (9) and the support surface (10).