C09J2409/00

RECYCLABLE PLASTIC LABEL
20230203349 · 2023-06-29 ·

The disclosure relates to a mechanically recyclable label (1) comprising a face (2) and an adhesive (4). The face (2) comprises ethylene containing polymer and the adhesive (4) comprises pressure sensitive adhesive. The pressure sensitive adhesive comprises at least 15 wt. % of a base polymer, at least 25 wt. % of a tackifier and at least 10 wt. % of a plasticizer. The base polymer, the tackifier and the plasticizer are colourless and odourless. The base polymer is a polyolefin. The mechanically recyclable label (1) is mechanically recyclable with packaging material comprising ethylene containing polymer. The disclosure further relates to a label laminate (8), a method for manufacturing a label laminate (8), a labelled item (101), as well as to use of a label (1) and of a label laminate (8). The disclosure also relates to use of a waste matrix of the label laminate for producing granulates of recycled plastic.

Adhesive-coated thermally sensitive polymer substrate, process for its manufacture and use thereof
11685842 · 2023-06-27 · ·

An adhesive-coated polymer substrate comprising (a) a polymer substrate containing or consisting of a thermoplastic polymer with a Vicat A50 softening point according to DIN EN ISO 306 of up to 220° C., and (b) an adhesive composition coated directly on at least one side of the polymer substrate, wherein the adhesive composition (b) is a UV-curable or UV-cured hot melt pressure sensitive adhesive (PSA) is disclosed. A process for the manufacture of the adhesive-coated polymer substrate as well as to the use thereof are also disclosed.

SEAL FOR BAG FOR CONTAINING A BALE OF COMPRESSIBLE MATERIAL, SEALING PATCH AND METHOD OF SEALING

A sealing patch for a polymeric bag includes a carrier, a pressure sensitive adhesive on the carrier and a heat-activated material on the pressure sensitive adhesive. A high-strength polymeric bag is formed from woven tapes and is coated with a polymer material. The sealing patch is positioned on the bag for sealing the bag. A method for sealing a high-strength polymeric bag with a sealing patch and a device for sealing a polymeric bag with a sealing patch are disclosed.

SEAL FOR BAG FOR CONTAINING A BALE OF COMPRESSIBLE MATERIAL, SEALING PATCH AND METHOD OF SEALING

A sealing patch for a polymeric bag includes a carrier, a pressure sensitive adhesive on the carrier and a heat-activated material on the pressure sensitive adhesive. A high-strength polymeric bag is formed from woven tapes and is coated with a polymer material. The sealing patch is positioned on the bag for sealing the bag. A method for sealing a high-strength polymeric bag with a sealing patch and a device for sealing a polymeric bag with a sealing patch are disclosed.

MULTILAYER TAPE

Vibration damping viscoelastic damping material laminates are described. The tapes generally include at least two viscoelastic damping material layers and at least one substrate. The tapes may optionally include one or more release liners. Also described are constrained layer systems formed by adhering the tape to a first substrate and/or second substrate undergoing vibration.

Pressure sensitive adhesive composition

A pressure sensitive adhesive composition includes 4-15 w/w % styrene-isoprene-styrene copolymer, 20-35 w/w % styrene-isoprene diblock copolymer, 4-15 w/w % tackifier, 6-18 w/w % paraffin oil, and 30-45 w/w % hydrocolloid. The size of the hydrocolloid is below 40 μm.

ADHESIVE COMPOSITION FOR OPTICAL USE AND ADHESIVE FILM FOR OPTICAL USE

The present invention relates to an adhesive composition for optical use, which is applied to optical devices or display devices and thus may exhibit excellent adhesion performance while exhibiting a high barrier performance based on a low water vapor transmission rate, and may implement both excellent optical characteristics and durability, and specifically, provides an adhesive composition for optical use, the adhesive composition including: a thermally curable rubber including an isobutylene-isoprene rubber having a carboxyl group and an isobutylene-isoprene rubber having a hydroxy group; and a thermal crosslinking agent. Further, the present invention provides an adhesive film for optical use, including an adhesive layer including photocured products of the adhesive composition for optical use.

Photocurable resin composition, fuel cell, and sealing method
11261301 · 2022-03-01 · ·

The present invention was made in view of the foregoing problem and has an object to provide a photocurable resin composition which can be quickly cured by irradiation with active energy rays such as ultraviolet rays and achieves excellent adhesion to polyolefin such as PP having properties difficult to bond. Specifically, provided is a photocurable resin composition containing the following (A) and (B) ingredients: (A) ingredient: a polymer having a polyisobutylene backbone mainly containing a —[CH.sub.2C(CH.sub.3).sub.2]— unit, the polymer having one or more (meth)acryloyl groups per molecule; and (B) ingredient: a photo-radical initiator of hydrogen abstraction type.

Adhesive resin composition, film for fluorine resin adhesion, laminate, and method for producing laminate

The present invention provides an adhesive resin composition that is used for adhesion of a fluorine-based resin and is aimed at adhesion between fluorine-based resins or between a fluorine-based resin and a material other than a fluorine-based resin. More specifically, the present invention relates to an adhesive resin composition for use in adhesion of a fluorine-based resin, the composition including a polyethylene-based resin, an elastomer component, and a component having an epoxy group and a vinyl group, wherein a content of the polyethylene-based resin is 55 parts by mass or more and 90 parts by mass or less, a content of the elastomer component is 10 parts by mass or more and 45 parts by mass or less, the elastomer component and the component having an epoxy group and a vinyl group have a common repetition unit, and a content of the component having an epoxy group and a vinyl group based on a total amount of 100 parts by mass of the polyethylene-based resin and the elastomer component is 0.1 parts by mass or more and 1.5 parts by mass or less.

NEW HOT MELT ADHESIVE FOR CONSTRUCTION OF DISPOSABLE NONWOVEN HYGIENE PRODUCT

Hot melt adhesive composition comprising: —from 30% to 55% of a composition (A) consisting of 2 copolymers of propylene and ethylene (A1) and (A2), with Mw of less than 100,000 Da, wherein: —(A1) is an essentially amorphous copolymer, with a DSC melt enthalpy of 10 less than 30 J/g; —(A2) is a semicrystalline copolymer with a DSC melt enthalpy of more than 30 J/g; and —the ratio:weight of (A2)/weight of (A1) is from 0.2 to 1.5; —from 20% to 50% of a tackifying resin (B); and 1—from 2% to 25% of a plasticizer (C) consisting of a liquid polybutene oligomer. 2) Process of manufacturing an assembly product, preferably a disposable nonwoven absorbent article, implementing said hot melt adhesive composition.