31 results about "Tyvek" patented technology

An accessory for improved comfort and security of grasping of a handheld electronic device is disclosed. In a preferred embodiment, the accessory comprises TYVEK® material, or paper-like material made from synthetic fibers that has significant strength properties and repels water. The paper-like material is rolled to form a first loop that is configured to receive an index finger of a user. Also in a preferred embodiment, a second loop is formed to receive a middle finger. The accessory makes holding the electronic device easier and further a user has more freedom to operate the device with a thumb without losing secure grasp of the device. In yet a separate embodiment, the invention may be incorporated into an exterior protective case of the device.

A package for a flat medical implant includes a flexible outer component, such as Tyvek®, including a first panel and a second panel foldable over said first panel for closing the package, and an inner component, such as paper, mechanically interlocked with the flexible outer component. A flat medical implant is held by the inner component. While the outer and inner components remains mechanically interconnected to one another, the upper ends of the first and second panels of the outer component are peelable away from one another for opening the package and accessing the flat medical implant at an upper end of the package.

The invention discloses a converter power module body device and a processing method thereof. The body device comprises a busbar body, an IGBT, an intermediate support capacitor and a surge absorption capacitor, and the busbar body is ' '-shaped, the intermediate support capacitor is fixed above the long side of the busbar body by a screw, the surge absorption capacitor is fixed inside the short side of the busbar body by a screw and the IGBT is fixed outside the short side of the busbar body by a screw. The processing method includes processing a copper plate into a copper bar with a boss and a hole, compounding insulating paper from multilayer Tyvek, arranging three pieces of insulating paper and three copper bars in sequence to be folded and pressed and forming the busbar body, and installing parts on the busbar body. Due to the advantages of convenient wiring, wiring space saving, convenient installation and disassembly and the reduction of stray induction on a main circuit, the body device facilitates the improvement of electrical property, thus enhancing the working stability of a converter system.

A spacing device and a method for installing siding materials over Tyvek® ThermaWrap™ R5.0 or any compressible insulating house wrap. The spacing device 100 allows cladding fasteners to be installed to the same depth which helps eliminate wavy siding installations.

A process for producing a polyvinyl alcohol film or fabric having a modified non-porous surface which can be used to form disposable protective clothing, wraps, and articles similar to TYVEK® by impinging steam on at least one surface.

The invention relates to a medical sterilizing and packaging header bag and a preparation method thereof, belonging to an improvement on a process for processing a packaging material by using extrusion compound equipment in the flexible packaging industry and particularly belongs to an improvement on a process for processing a packaging material in the flexible packaging industry. The medical sterilizing and packaging header bag is prepared by scalding a breathable heat-sealing environment-friendly waterborne adhesive coated on a Dupont patented product Tyvek as a breathable material and a three-layer co-mixed polyethylene film prepared according to a special formula, so that the prepared packaging header bag has no film breaking when being stripped, has no secondary pollution risks, can completely meet the requirements of high resistance, good breathability, high tearing strength, puncture resistance, high moisture resistance and stripping cleanness and can also meet the requirements of packaging bags for sterilizing, storing and packaging second-class and third-class medical instruments.

A card is made from rigid plastic confirming to ISO 7810 ID-Type 1 card constructed of PVC, PET, Styrene, Polypropylene, Tyvek, or other synthetic material that is 7 mil to 30 mil thick (180 to 760 microns) with both an embedded High Frequency (HF) RFID chip and a Ultra High Frequency (UHF) chip; each chip is affixed to its own unique antenna that is appropriately tuned to operate in its designated frequency range in a passive manner such that the antenna are not physically connected to a power source such as a battery; the HF chip is encoded using NFC Data Exchange Format (NDEF) with code that directs a NFC enabled smartphone, tablet, or similar device to a dedicated website or app where it initializes the interaction by delivering in the NFC encode string identification data unique to that card's UHF RFID chip; the NFC encode string may include such data as the UHF chip's Tag Identification Number (TID), a serial number assigned to the tag that is encoded into the UHF chip's EPC memory; the delivery of the unique identifying information from the card's UHF chip allows the website or app to associate the tag with the passenger's itinerary by associating it with a ticket number, reservation number, frequent traveler number, or other identification element that is unique to the specific passenger for whom the tag is associated; wherein once the card's NFC is used to link the tag to the reservation the bag can be tracked through the transport carrier's baggage handling system using the card's embedded UHF RFID capability.

A gas generator containing perforate internal chambers, each chamber in vapor communication with at least one other chamber in the gas generator, is provided. When granulated compositions are utilized in one or more of the chambers, permeable materials such as cheesecloth, neoprene, Tyvek™, metal or non-metallic screen, and other suitable fluid permeable materials, may be provided to physically seal the perforations of the various chambers, thereby separating the granulated composition(s) contained therein. In this way, off-gas products formed naturally over time may be effectively managed to ensure expected performance criteria of the associated inflator.

The invention discloses a far infrared anion magnetic health mattress, which is composed of far infrared anion functional fabric, DuPont Tyvek fabric, magnetic distributing lining fabric, ecotypic coated fabric, far infrared functional cotton, anion functional cotton, an ethylene-propylene rubber EVA structural layer and backing fabric from the top down, the magnetic distributing lining fabric is inlaid with health-care germnium magnetic sheets uniformly, lugs are uniformly distributed on the ethylene-propylene rubber EVA structural layer, holes for exposing the lugs are formed on the far infrared functional cotton and the anion functional cotton, the top of the lug is bonded on the ecotypic coated fabric. The mattress has the advantages of reasonable structural design, convenient use, effecacies of comfortableness, sterilisation, body-building and sleep improvement.

The invention provides a special functional catheter set for medical treatment. The special functional catheter set comprises a catheter and an outer packaging bag, wherein gelatin is coated on the outer wall of the catheter, and an inner packaging bag for containing purified water is arranged between the catheter and the outer packaging bag. According to the special functional catheter set for the medical treatment provided by the invention, through the combination of the gelatin coated on the outer wall of the catheter and the purified water arranged between the catheter and the outer packaging bag, the lubricating property of the outer wall of the catheter is improved, the pain of a patient can be relieved effectively; a bottom layer and a surface layer which are made of composite materials form the outer packaging bag and achieve a microorganism shield effect after sterilization; and by virtue of a tearing layer made of a Dupont Tyvek material, the multiple effects of sterilization, resolution, high burning and bonding intensity, permeation prevention, and high 'easy handle' fastness in opening are satisfied, and the use safety of the patient is ensured.

The current invention combines use of existing package themoforming, either wet, dry or injection molding to create a base tray for the medical device or products. This base is made from plant based material such as Bamboo, Bagasse, Tapioca and or other sustainable plant based materials. The inside and or the inside and outside of the Base tray is then coated with a film that is either plant based or petroleum based. This film coating creates a functional microbial barrier preventing bacterial from moving through from the outside of the base tray to the inside of the base tray where the sterile medical device or surgical product is housed, The base tray (bottom) can then be used with a either paper or Tyvek or other materials lidding (top) that will be sealed to the base tray for the purposes product sterilization.

The invention is suitable for the technical field of printing material preparation, and provides a Tyvek water-based flexographic printing material. The Tyvek water-based flexographic printing material comprises the following raw material components in percentage by weight of 55-65% of a diluent which comprises the following raw material components in percentage by weight of 60-80% of polyurethane resin, 0-35% of acrylic resin, 1-5% of an adhesion promoter, 1-4% of a wear-resistant agent, 0-1% of a wetting agent, 0-8% of a stabilizing agent, 0.1-0.5% of a defoaming agent, 30-40% of deionized water, and 35-45% of water-based color paste. Therefore, when a flexographic printing machine is used for printing a Tyvek material, the printing material has the characteristics of clear printed patterns, good adhesive force, high drying speed, low odor and capability of meeting the latest environmental protection requirement, and can completely replace the existing high-VOC solvent type printing ink.

The invention relates to an antibacterial water-absorbing liner for preserving tray-loaded chilled fresh meat and a preparation method of the of antibacterial water-absorbing liner. The antibacterial water-absorbing liner for preserving the tray-loaded chilled fresh meat is an antibacterial water-absorbing bag body which is made of non-woven fabrics or Tyvek and is closed at the periphery, and the antibacterial water-absorbing bag body is divided into two connected independent bags which are arranged side by side; one independent bag is filled with a carbon dioxide releasing agent, the other independent bag is filled with a water absorbent after water absorption, and each gram of the water absorbent absorbs 15-25ml of water; and the antibacterial water-absorbing bag body and the chilled fresh meat are both placed on a tray, and the antibacterial water-absorbing bag body, the chilled fresh meat and the tray are wrapped by a sealing cover film or an air-permeable cover film. According to the antibacterial water-absorbing liner for preserving the tray-loaded chilled fresh meat and the preparation method of the of antibacterial water-absorbing liner, the carbon dioxide releasing agent is matched with super absorbent resin and combined with tray packaging or tray modified atmosphere packaging, so that the chilled fresh meat is in a closed packaging space, and the aims of prolonging the shelf life of the chilled fresh meat and improving the appearance of chilled fresh meat goods are achieved through an antibacterial humidifying atmosphere formed in the environment.

The invention is directed to a planar pad manufactured from three bonded layers each having different properties and materials. This includes a contact layer having a first and corresponding second portion. The second portion overlaps the first portion sufficient to create a first overlay. Such contact layer may be made of fibers which include silver nano-particulates. The contact layer may also include a coating made of TEFLON or similar material. The second layer is an absorbency layer positioned immediately below the contact layer. The absorbency layer being made of natural woven bamboo fiber. In addition, the absorbency layer may be two-part construction having a first absorbent portion and a corresponding second absorbent portion which abuts the first absorbent portion, wherein both absorbent portions have fused sides to reduce fraying. The third layer is a waterproof barrier layer which is posited directly below the absorbency layer, preferably constructed of TYVEK.

The invention discloses a medical four-layer header bag connecting film and a manufacturing process thereof, the medical four-layer header bag connecting film is of a three-layer structure, and the three-layer structure comprises an outer DuPont Tyvek layer, a middle layer made of LDPE and LLDPE, and an inner layer made of LDPE and 1-butene, and the middle layer and the inner layer are compoundedto form a PE connecting film. And finally, by carrying out low-temperature heat sealing on the PE connecting film and DuPont Tyvek at the temperature of 100 DEG C, a finished product film is formed, wherein the finished product film is fixedly sealed at the bag opening of a header bag. The middle layer made of LDPE and LLDPE and the inner layer made of LDPE and 1-butene are compounded to form thePE connecting film, the PE connecting film and the DuPont Tyvek are subjected to strong low-temperature hot pressing to form the finished product film, and the finished product film is fixedly sealedat the bag opening of the header bag, so that the structure does not need to use glue and is environment-friendly. And meshes can be formed in the PE connecting film, so that the PE connecting film isgood in air permeability and low in cost.

The invention provides an ultralight breathable environmental-friendly bedding and a preparation process thereof. The ultralight breathable environmental-friendly bedding is formed by splicing a hometextile fabric and a cordura fabric. The home textile fabric selects and uses a tabby, twill or tribute silk fabric; and the cordura fabric is cordura cloth 1443R. The ultralight breathable environmental-friendly bedding is a quilt cover, wherein the quilt cover is formed by sewing the underneath side of a quilt and the cover side of the quilt; the underneath side of the quilt selects a tribute silk fabric; and the cover side of the quilt is formed by splicing the tribute silk fabric and the cordura fabric. According to the ultralight breathable environmental-friendly bedding and the preparation process thereof provided by the invention, Tyvek is introduced into a home textile and is combined with the home textile fabric for use by applying the technical means such as splicing, appliqueingand embroidering, and decorating. The 'breathable paper' is solid and durable, waterproof and breathable, and soft and tough, so that a home textile product is brought into a more scientific, futuristic and environmental-friendly idea.

An improved air humidity absorbing device to be used in a cargo container, includes: an external box made from cardboard material; the contents of the box including an external bag made from non woven spunbound; and at least two internal bags from the coated Tyvek material. The at least two internal bags are formed by subdividing the external bag into the at least two internal bags, and each of the internal bags is filled with an active mixture including Calcium Chloride (CaCl2) and Amylopectin.

The invention discloses a converter power module body device and a processing method thereof. The body device comprises a busbar body, an IGBT, an intermediate support capacitor and a surge absorption capacitor, and the busbar body is ' '-shaped, the intermediate support capacitor is fixed above the long side of the busbar body by a screw, the surge absorption capacitor is fixed inside the short side of the busbar body by a screw and the IGBT is fixed outside the short side of the busbar body by a screw. The processing method includes processing a copper plate into a copper bar with a boss and a hole, compounding insulating paper from multilayer Tyvek, arranging three pieces of insulating paper and three copper bars in sequence to be folded and pressed and forming the busbar body, and installing parts on the busbar body. Due to the advantages of convenient wiring, wiring space saving, convenient installation and disassembly and the reduction of stray induction on a main circuit, the body device facilitates the improvement of electrical property, thus enhancing the working stability of a converter system.

The invention belongs to the technical field of medicinal polymer packaging, and particularly relates to a breathing bag convenient to take. The breathing bag comprises a breathing bag body, the breathing bag body is composed of a paper surface and a film surface, the film surface is a polyethylene film, the paper surface is Tyvek paper, the three side edges of the paper surface and the three side edges of the film surface are correspondingly welded to form a bag-shaped structure with an opening in one side, and the length of the film surface at the bag opening is larger than that of the paper surface. The HDPE can provide good temperature resistance, mechanical property and barrier property, the LLDPE can provide good toughness and puncture resistance, the polyethylene film prepared from the two materials has excellent temperature resistance and puncture resistance, the length of the polyethylene film at the bag opening is larger than that of Tyvek paper, and the problems that the opening of a breathing bag is generally flat, and the bag opening is not flat are solved. The problem that the labor intensity is reduced, the production efficiency is improved, and the opening strength can be greatly improved at the same time is solved.

The invention discloses a sealing machine testing bag special for a tyvek bag, and relates to a testing device for testing sealing quality of a sealing machine. The sealing machine testing bag is formed by overlaying a tyvek base layer (1) and a transparent plastic surface layer (2). A light grey inspection area (3) is arranged on the adjacent front faces of the tyvek base layer (1) and the transparent plastic surface layer (2). A writing area (4) used for marking parameters and signatures is arranged on the back face of the tyvek base layer (1). The tyvek base layer (1) and the transparent plastic surface layer (2) which are overlaid together are put under the sealing machine to be hot-pressed and then are taken out to be observed, and thus the sealing quality can be detected. The sealingmachine testing bag special for the tyvek bag has the advantages of being simple in structure, convenient to use, easy to operate, short in period of time, visual, safe and the like.

The invention discloses a synthetic paper schoolbag with anti-counterfeiting and heat preservation functions. The synthetic paper schoolbag consists of a main bag body, a first side bag body, a second side bag body and two straps, wherein the first side bag body and the second side bag body are symmetrically arranged on the left and right sides of the main bag body; the two straps are symmetrically arranged on the back surface of the main bag body; the side surface of the main bag body, the first side bag body and the second side bag body are made of a Dupont TM TYVEK R synthetic paper / heat preservation cotton / PEVA heat preservation film three-layer structural material; the non side surface of the main bag body and the straps are made of a Dupont TM TYVEK R synthetic paper / air cushion inaterlayer / Dupont TM TYVEK R synthetic paper three-layer structural material; the edges of the first and second side bag bodies are seamed in an overlapping manner by using the Dupont TM TYVEK R synthetic paper / heat preservation cotton / PEVA heat preservation film three-layer structural material and the Dupont TM TYVEK R synthetic paper / air cushion inaterlayer / Dupont TM TYVEK R synthetic paper three-layer structural material of the main bag body. The synthetic paper schoolbag is light, handy, waterproof, dampproof and high in healthiness and environment friendliness.

The invention relates to a raincoat, provides a compressible paper raincoat and a production method thereof and overcomes the defects that a raincoat of the prior art is only suitable for use on rainy days, takes long time to be air-dried after being exposed to rain and is clumsy and not easy to neaten. The compressible paper raincoat comprises a raincoat body produced with Tyvek which is subjected to printing and waterproof finishing, the raincoat body is provided with an outer pocket, and the outer pocket is produced by printing a reflecting pattern including glass beads and PU (polyurethane) on PET (polyethylene terephthalate) film, and combining the reflecting pattern to a base cloth layer with a presser roller, and combining the base cloth layer to the raincoat body; a slurry used in the printing is made from 40-45 parts of polyvinyl alcohol, 50-54 parts of soluble starch, and 3-5 parts of a thickener.

The invention discloses a PE temperature difference film and a medical head bag prepared by using the PE temperature difference film. It is composed of an outer layer, a supporting middle layer and an inner layer. The temperature resistance of the outer layer is 15-20°C higher than that of the inner layer. The thickness of the PE temperature difference film is 60 ‑90μm, the thickness of the outer layer accounts for 27‑30% of the film thickness, the thickness of the supporting middle layer accounts for 36‑40% of the film thickness, and the thickness of the inner layer accounts for 27‑30% of the film thickness. The top bag includes the upper bag body and the lower bag body made of PE temperature difference film, and Tyvek glued paper. The glued paper is connected with the upper bag body and the lower bag body through side seal and bottom seal. There is a temperature difference of 15‑20°C between the inner and outer layers of the temperature difference film to ensure the flatness and firmness of the side seal; the head bag prepared by using the temperature difference film can realize Tyvek glued paper glass without paper scraps and fibers The adhesive layer transfers evenly and meets the requirements of safe opening.

The invention provides a creeping mat for children. The creeping mat comprises two wrapping layers and composite triangular supporting blocks arranged in the two wrapping layers, wherein each wrapping layer comprises a tyvek fabric layer and an acupuncture cotton layer; each tyvek fabric layer is in quilted connection with the corresponding acupuncture cotton layer; quilted lines correspond to the composite triangular supporting blocks; a magnet is arranged in each composite triangular supporting block. According to the creeping mat for the children, provided by the invention, basic protective requirements on the creeping activity of the children can be met, variable folding usages are provided, lightening effects such as starry sky are created, and interactivity and interestingness are added. The creeping mat provided by the invention has the advantages of safety, reliability, flexible and variable structure, higher supportability, lightening effect, and flexibility and convenience in purchase and use; functional demands of the children at different stages can be met; due to arrangement of expandable zippers, the creeping mat can be spliced according to actual demand.

A shoe taking Dupont paper as a vamp and a production method thereof are disclosed, the shoe comprises the vamp and a sole, the vamp is fixedly connected to the sole, and the vamp is made of Tyvek Dupont paper. The method has the advantages that under the optimal condition, water and carbon dioxide can be generated after Tyvek- is incinerated, and residues needing to be treated are basically not left; the Tyvek- can be buried, and the buried Tyvek- cannot permeate into underground water because the chemical property of the Tyvek- is inert and does not contain an adhesive. The vamp made of Dupont Tyvek also has the advantages of water resistance, air permeability, bending resistance, aging resistance and the like. Meanwhile, environmental protection is facilitated.

The invention provides heat-sealing-resistant water-based ink and a preparation method thereof. The heat-sealing-resistant water-based ink is prepared from, by weight, 10%-20% of modified styrene-acrylic resin liquid, 40%-60% of a heat-resistant acrylic emulsion and 20%-40% of high-concentration color paste, wherein the modified styrene-acrylic resin liquid is prepared from, by weight, 30%-40% of deionized water, 8%-10% of ammonia water, 20%-30% of a cross-linking agent, 0.02%-0.05% of a defoaming agent and 30%-35% of modified styrene-acrylic resin. According to the heat-sealing-resistant water-based ink disclosed by the invention, the modified styrene-acrylic resin liquid and the heat-resistant acrylic emulsion are combined for use, so the heat resistance of the heat-sealing-resistant water-based ink can be effectively improved, and the heat-sealing-resistant water-based ink can tolerate pressure and temperature in a heat-sealing process and is not easy to fall off from a Tyvek material; and ink is not easy to stick to a heat-sealing cutter, so the problems that the heat-sealing cutter cannot perform sealing work due to ink adhesion, the cutter has to be cleaned after shutdown and production efficiency is influenced are avoided.

The invention discloses a manufacturing process of a sealed negative pressure drainage wet sponge. In the process, the dry polyvinyl alcohol sponge is packed into a head bag, and the head bag is connected with a liquid storage chamber through a connecting pipe and sealed; Fumigate and sterilize in the environment of oxyethane gas, and then seal the packaged product after sterilization, and unscrew the one-way valve in the top bag through the top bag outside the top bag, so that the liquid in the liquid storage tank is injected into the sponge On the surface, after the liquid is injected, pull out the connecting tube and the liquid storage tank, seal the part of the head bag containing the polyvinyl alcohol sponge, and then cut off the part of the head bag containing the Tyvek paper and the liquid storage tank to obtain a negative pressure Drain wet sponge. The process of the present invention rehydrates the polyvinyl alcohol sponge package to obtain a negative pressure drainage wet sponge, which has excellent cytotoxicity and a pH close to neutral, and provides a good growth environment for the granulation tissue required for wound healing, thereby maintaining Patient comfort, for surface and body cavity wound repair.