C09J2491/00

Shrinkable Thermoplastic Vulcanizate and Method and Article

A process of heat shrinking an article is provided. The process includes shaping a thermoplastic vulcanizate (TPV) into an article, the TPV having: a partially vulcanized rubber dispersed in a continuous thermoplastic phase, wherein more than 5 wt % of the rubber is extractable in boiling xylene, and wherein the thermoplastic phase comprises a thermoplastic resin having a Tm>110 C. and a propylene-based elastomer (PBE) having a Tm<110 C.; and heating the article to a temperature between about 100 C. and 250 C. to shrink the article.

Seal Coated Devices
20240150618 · 2024-05-09 ·

An activatable material coated device comprising a device and an activatable material, comprising at least about 5.5% or greater blowing agent, blowing agent accelerator or both. The activatable material is milled into a particulate size of from about 500 microns to about 10000 microns and the device is heated to a temperature of at least about 30? C. but below an activation temperature of the activatable material and contacted with the particulate of the activatable material, adhering the activatable material to the device.

Heat transfer label assembly

A heat transfer label assembly comprises a label and a carrier for releasably supporting the label. The carrier may comprise paper. A release layer comprising a polymer and wax is disposed between the label and the carrier. The carrier is substantially devoid of a solvent impermeable coating, such that the release layer is disposed directly on the paper.

Thermoplastic resin composition and hot-melt adhesive

The present invention relates to a thermoplastic resin composition containing a base polymer containing a propylene-based polymer (A) in which a melting endotherm (?H-D) is 0 J/g or more and 60 J/g or less, and a melting point (Tm-D) is not observed or is 0? C. or higher and 120? C. or lower; and a propylene-based polymer (C) in which a melting endotherm (?H-D) is 20 J/g or more and 120 J/g or less, and a melting point (Tm-D) is higher than 120? C., the content of the propylene-based polymer (C) being 0.5 parts by mass or more and 100 parts by mass or less relative to 100 parts by mass of the content of the propylene-based polymer (A).

HOT MELT ADHESIVE COMPOSITIONS BASED ON PROPYLENE-BASED POLYMERS AND METHODS FOR USING SAME
20190144719 · 2019-05-16 ·

A polymer composition for use in a hot melt adhesive comprises at least one semierystalline, low molecular weight (LMW) propylene-based polymer; at least one essentially amorphous, high molecular weight (HMW) propylene-based polymer; and at least one essentially amorphous, LMW propylene-based polymer. A hot melt adhesive composition further contains a tackifier, a plasticizer, an antioxidant, and optionally a wax, a filler, a colorant, a UV absorber, another polymer, or combinations thereof The hot melt adhesive is useful for a variety of industrial applications where bonding of low surface energy substrates is encountered, including disposable nonwoven hygienic articles, labeling and other assembly applications. Particularly preferred applications include nonwoven disposable diaper and feminine sanitary napkin construction, diaper and adult incontinent brief elastic attachment, diaper and napkin core stabilization, diaper backsheet lamination, industrial filter material conversion, and surgical gown and surgical drape assemblies. The composition demonstrates improved peel strength while maintaining very good creep resistance.

Adhesive printable films

The present disclosure is drawn to an adhesive printable film. The film can include a polymeric film substrate, an image receiving layer, and an adhesive layer. The polymeric film substrate can have a first side and a second side, and can be transparent or translucent. The image receiving layer can be applied on the first side and can include a crosslinked polymeric network and polymeric particles dispersed therein. The peelable adhesive layer can be applied on the second side and can include a continuous matrix polymer having adhesive particles and plastic particles dispersed therein.

Pressure-sensitive adhesive tape
10229772 · 2019-03-12 · ·

This invention provides a PSA tape that comprises a PVC film comprising a plasticizer, and a PSA layer placed at least on one face of the PVC film The PSA tape yields a condensation amount of 5 mg or less in a condensation amount measurement carried out by storing a piece of the PSA tape having a surface area equivalent to a circle of 80 mm diameter at 120 C. for 16 hours.

Hot melt adhesive
10190027 · 2019-01-29 · ·

The object of the present invention is to provide a hot melt adhesive which is less likely to cause stringing and has excellent thermal stability, and further has excellent adhesion, in particular adhesion to a paper substrate. The present invention relates to a hot melt adhesive comprising: (A) a polar functional group-modified polymer, (B) a butyral resin, (C) an olefin-based polymer, and (D) a tackifier resin.

Hot melt adhesive
10190027 · 2019-01-29 · ·

The object of the present invention is to provide a hot melt adhesive which is less likely to cause stringing and has excellent thermal stability, and further has excellent adhesion, in particular adhesion to a paper substrate. The present invention relates to a hot melt adhesive comprising: (A) a polar functional group-modified polymer, (B) a butyral resin, (C) an olefin-based polymer, and (D) a tackifier resin.

AQUEOUS DISPERSIONS COMPRISING POLYURETHANE AND ETHYLNENIC COPOLYMERS FOR HEAT SEALABLE COATINGS
20190010362 · 2019-01-10 ·

A film forming aqueous dispersion having utility as heat seal coatings for blister packaging applications comprises a blend of 10-90% by weight of one or more polyurethane dispersions; 90-10% by weight one or more compatible ethylenic copolymer dispersions/emulsions; an anti-blocking additive at 0.1-12 weight % of the total solids; and optional additives including wetting, defoaming, thickener, antifungal additives. The heat seal coating compositions provide enhanced and balanced properties such as a reduction of organic solvents, a tack free coating surface off the press, good press runnability, easy clean-up, antiblocking from ambient temperature to 50 C., heat-activation with no pot life at elevated temperatures, and, heat sealability to various plastic substrates including Virgin Poly(ethylene terephthalate) (PET), recycle PET (RPET), Amorphous PET (APET), PET-Glycol modified (PETG), PETG/APET/PETG (GAG) and Polyvinyl chloride (PVC).