B32B2307/736

Heat-shrinkable multilayer film and heat-shrinkable label
11642875 · 2023-05-09 · ·

The present invention provides a heat shrinkable multilayer film that can prevent wrinkles or loosening after attachment when the film is attached to a container as a heat shrinkable label for dry heat shrinking, and a heat shrinkable label including the heat shrinkable multilayer film as a base film. Provided is a heat shrinkable multilayer film including: front and back layers each containing a polyester resin; and an interlayer containing a polystyrene resin, wherein the heat shrinkable multilayer film has a dimensional change in a TD represented by an equation (1) of −55 to −1000 μm as measured by thermomechanical analysis (TMA) in which the temperature of the heat shrinkable multilayer film under a load of 0.10 N is increased from 30° C. to 60° C. at a temperature increase rate of 5° C./min and then cooled from 60° C. to 10° C. at a temperature decrease rate of 5° C./min, the equation (1) being: Dimensional change=dimension in TD at 20° C. −dimension in TD at 60° C. (1).

A SHRINKABLE LABEL FILM, A SHRINKABLE LABEL AND A METHOD FOR PROVIDING A SHRINKABLE FILM AND A LABEL
20170368811 · 2017-12-28 ·

The invention relates to a shrink face film and a shrink label comprising said face film. According to an embodiment the shrink face film includes a first skin layer and a second skin layer comprising propylene terpolymer(s) between 1 and 99 wt. %, and a core layer comprising random copolymer(s) of propylene or propylene terpolymer(s), and a modifier, which is at least one of the following: olefinic plastomer, olefinic elastomer and ethylene-octene block copolymer. The invention further relates to a method for providing a shrink face film and a method for labelling of an item with a shrink label comprising said face film.

HAND TEARABLE SHEETS AND METHOD FOR MANUFACTURING SAME

A principal film comprising a first polymeric component wherein the principal film has: (1) first and second major faces; (2) a land portion wherein the principal film is capable of thermally-induced self- forming; and (3) one or more modification zones, each comprising a central portion and a rim portion surrounding the central portion and being surrounded by land portion, wherein the average thickness of each rim portion is greater than the average thickness of the land portion surrounding the modification zone, the average thickness of each central portion is less than the average thickness of the land portion surrounding the modification zone and is greater than zero. Also methods for making such films and articles comprising such films.

Manually Openable Flexible Film Package
20170362006 · 2017-12-21 ·

The present invention is directed to packages having a thermoformed product receiving cavity for containing the product formed from a first flexible heat shrinkable film and a lidding film covering the thermoformed product receiving cavity formed from a second flexible non-heat shrinkable film. The present invention also includes an opening tab on each of the two flexible films which are aligned with each other such that each of the tabs has a sufficient surface area facing the other tab but not adhered to it to render each tab readily manually graspable. The opening tab of the first flexible heat shrinkable film includes a distal portion which is curled to improve its graspability.

MULTILAYER PLASTIC FILM
20170361582 · 2017-12-21 ·

A novel multilayer plastic film is provided comprising a series of component layers and optionally bonding layers to tie said component layers together, said component layers comprising: a central oxygen barrier layer, a first polymeric barrier layer on a first side of said central oxygen barrier layer, a second polymeric barrier layer on a second side of said central oxygen barrier layer, an outer layer adjacent the first polymeric barrier layer for providing mechanical strength, and a sealant layer adjacent the second polymeric barrier layer. At least one layer comprises two different polymers.

Multilayer heat-shrinkable styrene-based film and method for producing the same

The present invention provides the following multilayer heat-shrinkable styrene-based film having an appropriate surface shape, together with excellent lubricity and blocking resistance, and resistance to ink skipping and like problems during the printing process: a multilayer heat-shrinkable styrene-based film having: layers (A) each containing 0.8 to 2.5 parts by weight of high impact polystyrene resin and 0.02 to 0.15 parts by weight of organic fine particles having a mean particle diameter of 0.5 to 5 μm per 100 parts by weight of a block copolymer of 75 to 90 wt % vinyl aromatic hydrocarbon and 10 to 25 wt % conjugated diene hydrocarbon; and a layer (B1) containing a block copolymer of 70 to 85 wt % vinyl aromatic hydrocarbon and 15 to 30 wt % conjugated diene hydrocarbon; or a layer (B2) containing a resin composition containing a copolymer of 98 to 40 wt % vinyl aromatic hydrocarbon and 2 to 60 wt % aliphatic unsaturated carboxylic acid ester.

COLLATION SHRINK FILM

A shrink film comprising a monolayer or multi-layer film having at least one layer comprising a formulated resin; wherein the formulated resin comprises: a post-consumer recycled resin sourced from recycled high density polyethylene (HDPE) resin; wherein the post-consumer recycled resin has a density of from 0.94 g/cc to 0.97 g/cc, and a melt index, 12, of from 0.2 g/10 min to 1 g/10 min, and (i) a low density polyethylene (LDPE) wherein the LDPE has a density of from 0.915 g/cc to 0.925 g/cc and a melt index, 12, of from 0.1 g/10 min to 1 g/10 min, or (ii) a linear low density polyethylene (LLDPE) wherein the LLDPE has a density of from 0.915 g/cc to 0.945 g/cc and a melt index, 12, from 0.1 g/10 min to 1 g/10 min, or (iii) a combination of (i) and (ii).

HEAT SHRINKABLE STRETCHED MULTILAYER FILM FOR SKIN PACKAGING, SKIN PACK PACKAGE USING SAME, AND METHOD FOR PRODUCING HEAT SHRINKABLE STRETCHED MULTILAYER FILM FOR SKIN PACKAGING
20170355500 · 2017-12-14 ·

A heat shrinkable stretched multilayer film for skin packaging comprising a crosslinked resin layer, a gas barrier resin layer, and a heat sealing resin layer sequentially arranged in this order from the outer side, and having dry thermal shrinkage rate of 10 to 55% in each of the machine direction (MD) and of the transverse direction (TD) at 120° C., and tensile elongation at break of 190% or greater in the machine direction at 120° C.

A FLOOR ELEMENT FOR FORMING A FLOOR COVERING AND A FLOOR COVERING
20220381043 · 2022-12-01 ·

Floor element for forming a floor covering, wherein the floor element comprises a decorative layer, a support layer, and an intermediate layer disposed between the decorative layer and the support layer, wherein the decorative layer is made of a brittle material, wherein the floor elements comprises edges provided with coupling elements adapted to cooperate with coupling elements of an adjacent similar floor element in said floor covering and wherein the intermediate layer comprises at least one edge that is offset relative to a respective edge of the decorative layer.

Heat-shrinkable laminated film, molded product and heat-shrinkable label comprising the film, and container

A heat-shrinkable laminated film having: (A) layer mainly having a polyester series resin; (C) layer mainly having a polystyrene series resin or mixture of polyester series and polystyrene series resins; and (B) layer mainly having polyester series and polystyrene series resins and disposed between (A) and (C) layers, the film having excellent heat-shrinkability, transparency, and interlayer-adhesiveness at room temperature, not easily peeled in a high-temperature treatment, inhibited from whitening when bent during processing, and suitable for shrinkage-packaging, shrink-bond-packaging, etc., with (B) layer having: a hard polyester series resin or mixture of hard polyester series and soft polyester series resins; and soft styrene series resin, hard styrene series resin, or mixture thereof, or with a content of the (B) layer polyester series resin smaller than that of the (A) layer one, and a content of the (C) layer polyester series resin smaller than that of the (B) layer one.