58 results about "Mylar foil" patented technology

The invention relates to a biaxially oriented, sealable polyester film with at least one base layer (B), with a sealable outer layer (A) and with another, non-sealable outer layer (C). The sealable outer layer (A) has a minimum sealing temperature (fin) of not more than 110° C. and a seal seam strength (fin) of at least 1.3 N/15 mm of film width. The two outer layers (A) and (C) are characterized by particular features. The film of the invention is particularly suitable for use in flexible packaging, and particularly and specifically for use on systems which operate in a vacuum.

The invention provides a nail foil adornment method and apparatus which cosmetically strengthens, fills, protects and repairs imperfections on natural or artificial nail plates. The adornment apparatus is comprised of two non-thermal flexible adhesives, color or pattern polyester Mylar foil film, opaque polyester Mylar film and clear nail polish. The method is comprised of brushed on transfer adhesive to the bare nail plate which dries clear, level and tacky (sticky). The color or pattern polyester Mylar foil film is digitally pressure transferred onto the nail plates dry tacky (sticky) surface. The used clear film carrier is discarded. The second flexible adhesive is applied to the foiled nail. The adhesive dries clear, tacky (sticky). The opaque polyester Mylar film is digitally transferred onto the nail plate creating a protection layer. The film carrier is discarded. The foiled nail is sealed with clear nail polish to extend wear.

The invention relates to a cable for an internal contracting brake of a high-flexibility anti-torsion rotor. The invention aims to solve technical problems of how to conveniently install the cable for an internal contracting brake of a rotor, how to improve the signal stability of the cable for the internal contracting brake of the rotor, how to enable a signal line to be more flexible, and how to prolong the service life of the cable. The invention adopts the technical scheme that a cable for the internal contracting brake of the high-flexibility anti-torsion rotor comprises a power line, a signal line, filler, non-woven fabric, a shielding layer and a sheath; the power line comprises conductors of the power line and insulation layers of the power line from inside to outside in sequence; and the signal line comprises multi-core conductors of the signal line, insulation layers of the signal line, mylar foil, shielding layers of the signal line and outer sheaths of the signal line from inside to outside in sequence. The beneficial effects are that the service life of the cable is prolonged and the shielding performance of the cable is improved.

A white laminated polyester film for a reflecting sheet, includes a polyester layer (B) containing voids therein, and a polyester layer (A) laminated at least on one surface side of the layer (B), wherein: (1) the thickness of polyester layer (A) is from 5 to 15; (2) polyester layer (A) contains particles having a refractive index of 2.0 or more in an amount of 3 to 15% by weight; (3) the thickness of polyester layer (B) is 150 μm or more; (4) the amount of particles having a refractive index of 2.0 or more contained in polyester layer (B) is 2% or less by weight; and (5) polyester layer (B) contains therein a resin which is not soluble in polyester resin in an amount of 12 to 25% by weight and/or inorganic particles having a refractive index less than 2.0 in an amount of 30 to 50% by weight.

The invention discloses a high definition multimedia interface (HDMI) linear material, comprising a core wire, at least one external paired core wire and a core wire jacket, wherein, the inner part of the core wire is provided with inlayer aluminum mylar foil, an internal paired core wire, inner cascading water earth wires and anti-electromagnetic interference earth wires, and the outer part of the core wire is coated with outer-layer aluminum mylar foil, anti-electromagnetic interference braided-layer core wires and the core wire jacket; the inner paired core wire and the external paired core wire are in a round layered structure which comprises a conductor layer and an insulating layer arranged outside the conductor layer; the specification of the manufacturing material of the conductor layer is 36AWG (American wire gauge) of tinned cooper wires; the core wire jacket is made of Teflon; and the external diameter of the core wire jacket is 3.6+/-0.15 millimeters. The linear material provided by the invention not only has smaller wire material outer diameter, but also has better welding performance.

The invention belongs to the field of electric sound films and discloses a collapse-free sound film. An edge arc is arranged around the sound film and provided with a decorative pattern, and the section of the edge arc is a section of arc or formed by connection of a plurality of sections of arcs, and positions where arcs are connected are in fillet smooth connection. The section of the decorative pattern is U-shaped, the width of the decorative pattern is twice of the depth of the decorative pattern, the trend of the decorative pattern is basically the same with that of the edge arc, and a radian pattern is formed if the R value is large. The sound film is made of a polyester film, computer-based 3D drawing is adopted, the edge arc and the decorative pattern are designed reasonably according to electro-acoustic parameter requirements of clients, the design of an edge and a copper ring is adopted if the thickness of the raw material of polyester film is below 16 microns, reasonable molding techniques are adopted for different materials and thicknesses, the blow molding technique is adopted for the edge and the copper ring, and the clients use collapse-free vibrating films (sound films) to assemble micro speakers, so that poor acoustic characteristic variation caused by operations, carrying and reliability experiments can be reduced greatly, the production effectiveness can be improved, costs can be reduced, the quality can be guaranteed, and the product reliability can be improved.

The invention discloses an OCA (optical clear adhesive) wet coating specialized functional film. The OCA wet coating specialized functional film comprises a releasing-type liquid coating, a PET (polyester) film body and an anti-static coating which are sequentially attached from top to bottom. The OCA wet coating specialized functional film is reasonable in structural design and specially suitable for the OCA wet coating process since the PET film body is ingeniously coated with the anti-static coating and the releasing-type liquid coating and components of the anti-static coating and the releasing-type liquid coating are reasonably optimized, good anti-static effect is achieved, the problem about static electricity easy to occur to coating and tearing of OCA products can be solved, bad situation generated from gathering of dust and foreign objects due to the static electricity is prevented, the situation that solvent can be effectively prevented from immersion corrosion to lead failure in tearing the OCA by the releasing-type layer in the OCA wet coating process is guaranteed, product quality is effectively guaranteed, product percent of pass is increased, convenience is brought to the OCA wet coating process, wide application is facilitated, and the OCA wet coating specialized functional film is specially suitable for the field of full lamination of smart phone screens.

The invention discloses a base film for an optical protective mask. The base film comprises a polyester film, wherein at least one side surface of the polyester film is coated with a hardened coating, and the outer side of the hardened coating is coated with an anti-fog coating. By means of an improved coating structure and an improved formula, the base film of the optical protective mask is suitable for disease control and epidemic prevention, the dental department, the stomatology department, instrument cleaning, decoration cleaning, chemical production and protection of employees needing to protect the face, and can effectively prevent pollutants from splashing to the face when medical workers conduct clinical reception, treatment and examination; and meanwhile, a good anti-fog function is achieved, and a clear view is provided for treatment.

A polyester film made from two kinds of polyester resins and having a specific DSC (and a specific glass transition point) is provided, (i) which is superior in mechanical property, capable of thermocompression bonding with a metal sheet, despite a high degree of crystallization of the film, reduces quality change of plastic film laminated on the metal sheet even if faced with variation of conditions of thermocompression bonding with the metal sheet, and which is capable of thermocompression bonding even at a relatively low temperature, (ii) which is superior in formability, (iii) which is superior in flavoring property and impact resistance, and which obliterates occurrence of whitening or delamination of the film, or microcracks on the film, even if the film in the metal laminated sheet obtained by thermocompression bonding of the film on the metal sheet or on the surface of a metal can obtained by subjecting the metal laminated sheet to various form processings is crystallized, and (iv) which satisfies productivity at an industrial scale.

The invention discloses a flame-retardant, heat-insulating and sound-insulating material for an aircraft. The flame-retardant, heat-insulating and sound-insulating material sequentially comprises a mirror surface aluminum foil layer, a first polyvinyl fluoride film layer, a first nylon grid layer, a glass wool felt layer, a flame-retardant bubble layer, a polyester film layer, a second nylon gridlayer and a second polyvinyl fluoride film layer from outside to inside; the flame-retardant bubble layer comprises a plurality of closed-pore structure bubbles arranged in a matrix, and a flame retardant is arranged in the bubbles; and packaging is carried out between the first polyvinyl fluoride film layer and the second polyvinyl fluoride film layer. The mirror surface aluminum foil adopting anano-coating has extremely high reflectivity and can effectively reduce heat radiation. The reflecting layer and the flame-retardant bubble layer of the aluminum foil are utilized to realize multipleeffects of heat insulation, heat preservation, corrosion prevention and the like, and an aviation-grade glass wool felt is selected, so that the product has excellent heat insulation, sound absorptionand noise reduction performances. The flame-retardant, heat-insulating and sound-insulating material for the aircraft has the characteristics of flame retardance, light weight, thin layer, heat insulation, sound absorption, noise reduction, high efficiency, energy conservation, water resistance, outer protection and the like.

A method for fusing an electrical conductor to a film pad circuit including the steps of: providing an electrically inert substrate having a first surface and an opposing second surface; applying an electrically conductive film to the second surface of the electrically inert substrate; applying an electrically conductive member to the electrically conductive film; placing an electrical conductor on the first surface of the electrically inert substrate; and fusing the electrical conductor to the conductive member.

The invention relates to the technical field of polyester film production and discloses a quality inspection device in polyester film production. The quality inspection device comprises a table top. Agroove and two symmetrically distributed thin grooves are formed in the top surface of the table top. The two thin grooves are located in the left side of the groove and one ends of the thin groovesextend into the groove. Two symmetrically distributed supports are fixedly arranged on the left side of the table top. A thin film roll is arranged between the two supports. A first strut, a second strut and a third strut are fixedly arranged at the top of the table top. The first strut is located on the left side of the second strut. According to the quality inspection device in polyester film production, a first motor operates to finally drive two cutting knives to move to cut a film into three sections of thin films with the same size, the trouble of manually cutting the film is omitted, the two ends of each cut film can be compressed through first electric push rods and second electric push rods, manual fastening is avoided, the time and manpower are saved, meanwhile, three samples arestretched and detected, and the detection efficiency is improved.

The invention discloses a polyester Mylar tape comprising a base material and a coating; the base material is made of a polyester thin film; the coating is prepared by mixing acrylic glue, halogen-free flame-retardant powder, a toner, titanium dioxide and a curing agent according to the weight percentage. The coating is filtered and then evenly coated on the base material made of the polyester thin film. The coating is prepared by mixing the acrylic glue, halogen-free flame-retardant powder, the toner, titanium dioxide and the curing agent according to the weight percentage. The coating is evenly coated on the base material made of the polyester thin film, so the polyester Mylar tape has good dielectric insulation performance and flame-retardant, environmental-protection and halogen-free characteristics.

To provide a biaxially-oriented polyester film roll that is excellent in transparency and heat resistance and has less defects. A biaxially oriented polyester film roll of the present invention characterized by satisfying requirements (1) a winding length of the film roll, (2) a width of the film roll, (3) an average hardness of an outermost surface layer of the polyester film roll, (4) a variation in hardness, (5) a thickness of a polyester film of the polyester film roll, and (6) an irregularity of thickness in the maximum concave portion.