C09J7/30

Adhesive sheet
11560497 · 2023-01-24 · ·

An adhesive sheet comprising a base material, a primer layer, and an adhesive layer cured by radiation, arranged in this order. The primer layer comprises a (meth)acrylic polymer having a nitrogen-containing group and a polymer having a polyoxyalkylene group.

Adhesive sheet
11560497 · 2023-01-24 · ·

An adhesive sheet comprising a base material, a primer layer, and an adhesive layer cured by radiation, arranged in this order. The primer layer comprises a (meth)acrylic polymer having a nitrogen-containing group and a polymer having a polyoxyalkylene group.

Adhesive composition, adhesive layer and adhesive sheet

The present invention relates to an adhesive composition containing a base polymer and a moisture-curable component, wherein the base polymer contains a polymer having no functional group which reacts with the moisture-curable component, and a water content of the base polymer after storage at 25° C. and 50% RH for 24 hours is 0.1% by weight or less, and wherein the moisture-curable component is contained in an unreacted state, an adhesive layer made from the adhesive composition, and an adhesive sheet including the adhesive layer.

Self-wetting adhesive composition

According to various embodiments of the present disclosure, a composition includes about 5 to about 40 parts by weight of a solute copolymer component. The solute component optionally has one T.sub.g or T.sub.m of at least 25° C. The composition further includes about 60 to about 95 parts by weight of a solvent monomer. The solvent monomer component includes (meth)acrylate monomers and a multifunctional acrylate. The sum of the solute copolymer component and the solvent monomer component is 100 parts by weight. The composition further includes about 5 to about 100 parts of a plasticizer, relative to the 100 parts.

Self-wetting adhesive composition

According to various embodiments of the present disclosure, a composition includes about 5 to about 40 parts by weight of a solute copolymer component. The solute component optionally has one T.sub.g or T.sub.m of at least 25° C. The composition further includes about 60 to about 95 parts by weight of a solvent monomer. The solvent monomer component includes (meth)acrylate monomers and a multifunctional acrylate. The sum of the solute copolymer component and the solvent monomer component is 100 parts by weight. The composition further includes about 5 to about 100 parts of a plasticizer, relative to the 100 parts.

Anti-icing stack

Anti-icing stacks for protecting an aerodynamic surface are described. In some embodiments, an anti-icing stack includes an anti-icing layer, an elastomeric erosion protection layer, and an additional layer. The erosion protection layer is disposed between the anti-icing layer and the additional layer. The additional layer has a thickness greater than the thickness of the erosion protection layer and a tensile modulus of no more than the tensile modulus of the erosion protection layer. The additional layer may be a foam adhesive layer.

Adhesive silicone composition and an adhesive film or tape

An adhesive silicone composition having (A) a linear or branched organopolysiloxane having at least two alkenyl groups in a molecule (B) an organopolysiloxane comprising R.sup.2.sub.3SiO.sub.1/2 units and SiO.sub.4/2 units, wherein R.sup.2 is, independently of each other, a substituted or unsubstituted, monovalent hydrocarbon group having 1 to 10 carbon atoms, (C) an organohydrogenpolysiloxane having at least three hydrogen atoms each bonded to a silicon atom in a molecule and having no aryl group, and (E) an organohydrogenpolysiloxane having at least three hydrogen atoms each bonded to a silicon atom in a molecule and having an aryl group-containing organic group.

ADHESIVE ARTICLE COMPRISING POLYMER AND POLYMERIZABLE CYCLIC OLEFINS, ADHESIVE COMPOSITIONS AND METHODS
20230014501 · 2023-01-19 ·

Adhesive composition and articles are described comprising a carrier substrate (e.g. release liner or backing) and an adhesive composition disposed on the carrier substrate. The adhesive composition comprises at least 20 wt.% of a polymer; unpolymerized cyclic olefin; and a (e.g. latent) ring opening metathesis polymerization catalyst or precatalyst thereof. The polymer may have a Tg less than 25° C. and/or may be an acrylic polymer. Also described is a method of bonding.

METHOD OF APPLYING FILAMENT ADHESIVE

Provided are methods and systems for dispensing filament adhesive onto a target substrate. A filament adhesive is applied on a target substrate according to a bead application plan, then the applied bead is checked against performance criteria. A second bead application plan is generated, and subsequent filament bead applied according to the second bead application plan.

SURFACE PROTECTIVE FILM FOR OPTICAL MEMBER

The present invention provides a surface protective film which includes an adhesive layer on one surface of a substrate film, wherein the adhesive layer is a cured product of a composition containing: a urethane-based resin having a photoreactive group at the end or side chain thereof; a monofunctional (meth)acrylate monomer; a crosslinking agent having two or more photoreactive groups at the end thereof; a peel strength adjusting agent; and a photoinitiator, the composition being solvent-free; and the adhesive layer has peel strength of 0.5 gf/in to 10 gf/in, as measured on glass at a peel angle of 180° and a peel rate of 1.8 m/min.