B32B2307/406

Oriented multilayer polyethylene films and laminates thereof

The present disclosure provides oriented multilayer films including a first layer, a second layer disposed on the first layer and a third layer disposed on the second layer, where the first layer and the third layer include a polyethylene independently selected from (i) a polyethylene having a density of about 0.94 g/cc or greater; (ii) a polyethylene copolymer including ethylene and a C.sub.4-C.sub.12 alpha-olefin and having a density 7 from about 0.927 g/cc to about 0.95 g/cc; or (iii) a mixture thereof, and at least one of the first layer or the third layer includes the polyethylene copolymer, the second layer includes a polyethylene composition having a density of about 0.91 g/cc or greater and the oriented multilayer film has a haze of about 10% or less and a 1% secant modulus in the direction of stretching of about 500 MPa or greater.

FIBER-REINFORCED COMPOSITE MATERIAL HAVING STYRENE (CO)POLYMER AND NATURAL FIBERS

A fiber-reinforced composite material (K), containing a thermoplastic polymer matrix and at least one natural-fiber component, is technically advantageous if it contains at least 45% (v/v) of a styrene (co)polymer (A) as polymer matrix, 30-55% (v/v) of a natural-fiber sheet material (B) as natural-fiber component, optionally 0-10% (v/v) of an additional polymer component (C), and optionally 0-10% of at least one additive (D), the volume percentages of components (A) to (D) adding up to 100 volume percent of the composite material (K).

FILM FOR LAMINATING METAL PLATE
20240227359 · 2024-07-11 · ·

A film for laminating a metal plate, the film comprising a polyester resin layer (A), wherein the polyester resin layer (A) contains a pigment, wherein the pigment includes at least one of an inorganic pigment or an organic pigment, and a pearl pigment; and the film for laminating a metal plate has an a* value of ?5 to 20 and a b* value of 0 to 50.

NONLINEAR RHEOLOGY OF ETHYLENE INTERPOLYMER COMPOSITIONS

This disclosure relates to ethylene interpolymer compositions, films prepared therefrom and a nonlinear rheology method capable of determining presence of long-chain branched structures in these ethylene interpolymer compositions. Ethylene interpolymer compositions disclosed herein specifically relates to ethylene interpolymer products having: a dimensionless nonlinear rheology network parameter, ?.sub.int., greater than or equal to 0.01, satisfying 0.01?(Z?48).sup.0.78??.sub.int?0.01?(Z?60).sup.0.78 inequality wherein Z is a normalized molecular weight defined by (I) where Mw and Me are the weight average and entanglement molecular weights; and a residual catalytic metal of from ?0.03 to ?5 ppm of hafnium. The disclosed ethylene interpolymer products have a melt index from about 0.3 to about 500 dg/minute, a density from about 0.855 to about 0.975 g/cc, a polydispersity, M.sub.w/M.sub.n, from about 1.7 to about 25 and a Composition Distribution Breadth Index (CDBI.sub.50) from about 1% to about 98%.

DECORATIVE PANEL AND METHOD FOR MANUFACTURING DECORATIVE PANELS
20240228716 · 2024-07-11 ·

A decorative panel includes a substrate, a top layer and a top coating. The top layer is located between the substrate and the top coating. The uppermost surface of the top coating includes a randomized relief.

Polyester-based film for keeping freshness and packaging bag

The present invention provides a polyester-based film for keeping freshness, comprising a polyester-based resin layer comprising, ethylene terephthalate as a main component, wherein the polyester-based film satisfies the requirements (1) to (4); that can extend the shelf life of the contents such as fruits and vegetables when using as a packaging bag, increase a commodity value, and re-close even after the packaging bag opened. (1) the film has an O.sub.2-transmission rate of 50 [cc/(m.sup.2.Math.d.Math.atm)] or more and 1000 [cc/(m.sup.2.Math.d.Math.atm)] or less when measured at a temperature of 23? C. and a relative humidity of 65% RH, (2) the film has a CO.sub.2-transmission rate of 200 [cc/(m.sup.2.Math.d.Math.atm)] or more and 5000 [cc/(m.sup.2.Math.d.Math.atm)] or less when measured at a temperature of 23? C. (3) the film has a water vapor transmission rate of 20 [g/(m.sup.2.Math.d)] or more and 400 [g/(m.sup.2.Math.d)] or less when measured at a temperature of 40? C. and a relative humidity of 90% RH, and (4) the film has an angle after folding the film of 20? or more and 80? or less.

MULTILAYERD FLEXIBLE SHEET WITH HIGH SPECULAR GLOSS
20190077128 · 2019-03-14 · ·

A laminated tubular container is made of a laminated sheet comprising an evaporated film with an evaporated side made of a metal, metal-oxide or an inorganic substance, wherein the evaporate side of the evaporated film is adhesive-laminated with linear low-density polyethylene by using an adhesive agent and is laminated with an adhesive agent and is laminated with another linear low-density polyethylene layer, while the other side of such evaporated film is laminated with films selected from the group consisting of polyethylene, an aluminium foil, a copolymer of ethylene and vinyl alcohol, and any combinations thereof. This invention relates to a laminated tubular package capable of packaging contents, such as liquid or creamy cosmetic products and toothpastes.

Coated polyester film with a permanent antifog coating and transparency of at least 93 %

The present invention relates to a coated polyester film equipped on at least one side with permanent antifog coating. The film of the invention is suitable for the production of greenhouse blinds, and has specific transparency properties, permanent antifog properties and high UV resistance. The invention further relates to processes for the production of the polyester film of the invention, and also to use thereof.

WEATHER RESISTANT THERMOFORMED ARTICLES
20190077126 · 2019-03-14 ·

An article formed in a co-extrusion process comprises a base layer and a first cap layer disposed on the base layer. The base layer is formed from a thermoplastic olefin comprising a thermoplastic polymer, an elastomer, and a base filler. The base layer comprises greater than 15% by weight of the base filler. The first cap layer comprises at least one polyolefin and between 0-15% by weight of a first cap filler. The first cap layer has a thickness less than a thickness of the base layer. The first cap layer is configured to provide an exterior surface of the article resistant to whitening or fading caused by exposure to the ambient environment in comparison to the underlying base layer.

RESIN-CLAD METAL FOIL AND FLEXIBLE PRINTED WIRING BOARD

A resin-clad metal foil which enables a reduction in fluidity of a resin during molding and a reduction in extrusion of the resin while maintaining good adhesiveness, bendability, thermal resistance, and circuit filling property. A first insulating layer includes a polyimide resin layer, a polyamideimide resin layer, a liquid crystal polymer resin layer, a fluororesin layer, or a polyphenylene ether resin layer and a second insulating layer includes a polyolefin resin layer in a semi-cured state are disposed in this order on a metal foil. The polyolefin resin layer contains a component representing a polyolefin-based elastomer and a component representing a thermosetting resin. The percentage by mass of the component in the polyolefin resin layer ranges from 50 wt. % to 95 wt. %.