B32B2307/738

Method of forming a formable polyester film

A formable biaxially-oriented film includes a first layer. The first layer includes from about 10 to about 90 wt. % crystalline polyester and from about 10 to about 90 wt. % of a formability enhancer to assist in increasing the polymeric chain flexibility. The formability enhancer has a melting point less than about 230° C. The film has a MD and a TD Young's Modulus of at least 10% lower than a crystalline polyester film in the absence of the formability enhancer. The film may further include a second layer, which includes an amorphous copolyester. The second layer may be adjacent to or attached to the first layer.

RECORDING PAPER, USE THEREOF, AND METHOD FOR PRODUCING RECORDING PAPER
20220119682 · 2022-04-21 · ·

A recording paper includes: a laminated resin film including a substrate composed of a thermoplastic resin film and an underlayer disposed on at least one side of the substrate and composed of a thermoplastic resin composition; and a resin coating disposed facing the underlayer of the laminated resin film, wherein the underlayer has an indentation modulus of 50 to 1200 MPa, the resin coating contains a resin that is a reaction product of a cationic water-soluble polymer and a silane coupling agent, a content of a silane coupling agent component is 15 to 60 parts by mass with respect to 100 parts by mass of the cationic water-soluble polymer component in the resin coating, the resin coating is free from thermoplastic resin particles, and a content of an inorganic filler is 9 parts by mass or less with respect to 100 parts by mass of the cationic water-soluble polymer component in the resin coating.

Polymer composition for the manufacture of thermoformed articles
11767425 · 2023-09-26 · ·

This invention relates to a polymer composition that is particularly suitable for use in the manufacture of thermoformed articles, which can be biodegraded in industrial composting. This invention also relates to a process for the production of the said composition and articles obtained thereby.

Sheet for interior or exterior materials for automobiles and method for producing same

A sheet for an automobile interior/exterior material provides excellent sound absorption performance. A sheet for an automobile interior/exterior material, which comprises a nonwoven fabric layer in which a fiber weight is 220 g/m.sup.2 to 1,000 g/m.sup.2 and an olefin resin layer laminated on one surface of the nonwoven fabric layer. The formation amount of the olefin resin layer is within a range from 100 g/m.sup.2 to 500 g/m.sup.2, the melt flow rate of the olefin resin is within a range from 1 g/10 minutes to 90 g/10 minutes. The nonwoven fabric layer is impregnated with at least a part of the resin in the olefin resin layer, the olefin resin layer is provided with a plurality of micropores. The sheet for an automobile interior/exterior material as a whole has air permeability of 1 to 60 (cm.sup.3/cm.sup.2.Math.second) in the thickness direction.

Low Dielectric, Low Loss Radomes
20220029282 · 2022-01-27 ·

A low dielectric, low loss radome comprising microspheres integrated into a matrix. The microspheres reduce overall dielectric constant, whereby the radome has a dielectric constant less than 2.5 through a thickness of the radome.

PRODUCT PACKAGING WITH HEAT SEALABLE BARRIER MATERIAL
20220024663 · 2022-01-27 ·

A package that is suitable for packaging an article for collecting or administering a pharmaceutical active substance is disclosed. The package includes a first packaging component that includes a product-contacting sealant layer that includes a first ethylene vinyl alcohol copolymer. The package includes a second packaging component that includes a product-contacting sealant layer that includes a second ethylene vinyl alcohol copolymer. The ethylene content of the second ethylene vinyl alcohol copolymer is equal to or less than about 38 percent and the ethylene content of the first ethylene vinyl alcohol copolymer is greater than the ethylene content of the second ethylene vinyl alcohol copolymer.

Polyolefin based elastic compositions, methods of manufacturing thereof and articles comprising the same

Disclosed herein is a film comprising a polymer blend, the polymer blend comprising a first polyolefin elastomer having a weight average molecular weight of 120,000 to 350,000 grams per mole; and a second polyolefin elastomer having a weight average molecular weight of 15,000 to 75,000 grams per mole; wherein the overall melt index of the polymer blend is less than 8 g/10 minutes when measured as per ASTM D1238 at 2.16 kilograms at 190° C. Disclosed herein too is a method of manufacturing a film comprising blending a first polyolefin elastomer having a weight average molecular weight of 120,000 to 350,000 grams per mole; and a second polyolefin elastomer having a weight average molecular weight of 15,000 to 75,000 grams per mole to form a polymer blend; wherein the overall melt index of the polymer blend is less than 8 g/10 minutes when measured as per ASTM D1238 at 2.16 kilograms at 190° C.; and forming the polymer blend into a film.

THREE-DIMENSIONAL THERMOPLASTIC SANDWICH PANEL COMPOSITE
20210362461 · 2021-11-25 · ·

A composite structure for interior lining includes a honeycomb structure having a first main surface and a second main surface, a first nonwoven layer of fibers bonded to the honeycomb structure at the first main surface or the second main surface. The honeycomb structure and the first nonwoven layer of fibers include thermoplastic polymeric materials. The honeycomb structure is provided from an uncut flat body and includes a plurality of honeycomb cells, and the honeycomb cells are delimited by walls. A film, including a thermoplastic polymeric material, is located in the composite structure between the first nonwoven layer of fibers and the honeycomb structure and/or bonded to the honeycomb structure at the main surface opposite to the main surface at which the first nonwoven layer of fibers is bonded to the honeycomb structure.

Food container with reduced elution of hazardous substances

The present invention relates to a food container with a reduced amount of elution of hazardous substances. As the food container according to the present invention has a structure in which a foamed layer and a PETG resin layer are laminated, compressive strength is improved and moldability is excellent, so that the food container may be provided in various sizes and shapes. Moreover, the present invention has a harmless effect to a human body due to a remarkably low amount of elution of hazardous substances.

Ventilated Molded Covers For Seating Applications

A ventilated molded seat trim cover for a vehicle seat and a ventilated vehicle seat having a ventilated molded seat trim cover, comprising a stacked assembly of an upper textile layer, a first adhesive layer, an air permeable polyurethane cellular foam interlayer thermo-moldable at temperatures between about 104° C. and about 127° C., a second adhesive layer, a thermoplastic polyurethane (TPU) film, a third adhesive layer, and a scrim backing layer. The stacked assembly is compression molded in a 3-dimensional mold while at least a portion of the foam interlayer is heated to a temperature between about 104° C. and about 127° C. to form the ventilated molded seat trim cover. The TPU film prevents airflow passing through a bottom surface of the seat trim cover. Airflow in the foam interlayer can pass through the upper textile layer.