C09J2483/003

Composite laminate and method for producing same, and metal resin bonded product and method for producing same
11773286 · 2023-10-03 · ·

To provide a composite laminate having excellent adhesiveness to a resin material imparted to a metal base material, such as an aluminum, and a method for producing the same, and a metal-resin bonded article using the composite laminate and a method for producing the same. A composite laminate 1 includes a metal base material 2 and one layer or plural layers of a resin coating layer 4 laminated on the metal base material 2, the resin coating layer 4 is laminated on a surface-treated surface of the metal base material 2, and at least one layer of the resin coating layer 4 is formed of a resin composition containing an in situ polymerizable phenoxy resin.

NON-SUBSTRATE ADHESIVE TAPE WITH DIFFERENT ADHESIVE PROPERTIES ON BOTH SIDES AND MANUFACTURING METHOD THEREOF
20220267647 · 2022-08-25 · ·

A non-substrate adhesive tape with different adhesive properties on both sides and a manufacturing method of the non-substrate adhesive tape are disclosed. The adhesive tape includes heterogeneous first and second adhesive layers that have different properties from each other and are laminated by using a non-substrate primer coating layer. The adhesive tape includes a primer coating layer interposed between a first adhesive layer and a second adhesive layer, and the first adhesive layer is a silicone adhesive layer.

Primer solution for improving the adhesion of adhesive strips on hydrophilic surfaces in moist and wet conditions

The invention relates to a solution in particular for the pre-treatment of a surface, containing, preferably consisting of: I) at least one first silane of formula (I) with R.sup.1, R.sup.2, R.sup.3 independently selected from the groups methyl, ethyl, 2 methoxyethyl, propyl, i-propyl, butyl, benzyl, wherein m=0 or 1, n=3 to 12, p=1 or 2, and for p=1, Y=a functional group selected from the groups (meth)acryl, (meth)acryloxy, mercapto, ureido, —NH—CH.sub.2—CH.sub.2—NR.sup.4R.sup.5, —NR.sup.4R.sup.5 (with R.sup.4 and R.sup.5 independently selected from the groups H, alkyl, phenyl, benzyl, cycloalkyl), or for p=2, Y=NH; II) at least one second silane of formula (II) with R.sup.1, R.sup.2, R.sup.3 independently selected from the groups methyl, ethyl, 2 methoxyethyl, propyl, i-propyl, butyl, benzyl, wherein m=0 or 1, R.sup.8=H, alkyl, phenyl, benzyl or cycloalkyl; III) at least one alcohol; and IV) water. ##STR00001##

Silicone and polymer substrate composite materials, methods, and uses of the same
11090914 · 2021-08-17 · ·

Composite materials and methods of producing the same are provided. In some embodiments, the composite materials can comprise a polymer substrate, an intermediary material, such as a metal or oxide, mechanically attached onto the polymer substrate, and an elastomer bonded to the polymer substrate on the side of the polymer substrate comprising the intermediary materials. The elastomer can be bonded to the polymer substrate irreversibly, where the elastomer and the polymer substrate cannot be separated at their interface without breaking either the elastomer or the polymer substrate. In some embodiments, a primer and/or an epoxy can also be used. Uses of material sputtering or sputtered materials are also provided to bond a parylene substrate and silicone elastomer, or to enhance the relative strength of the bonding between the two. In addition, composite materials, and the use thereof, involving a parylene substrate, an elastomer receptacle, and liquid silicone are provided.

RELEASE FILM FOR PRESSURE-SENSITIVE SILICONE ADHESIVE AND PRODUCTION METHOD THEREFOR
20210238453 · 2021-08-05 · ·

A release film for pressure-sensitive silicone adhesives which comprises: any of various bases; a primer layer (first layer) disposed on at least one surface of the base, the primer layer having a specific thickness and comprising as a main component an organosilicon compound having a plurality of silanol groups in the molecule; and a release layer (second layer) disposed on the outer surface of the primer layer, the release layer having a specific thickness and comprising as a main component a cured object obtained from a hydrolyzable fluorinated compound. A release coating film having excellent releasing properties can be stably and easily imparted to various bases, and the primer layer and the release layer can be formed even by room-temperature (25° C.) application.

SURFACE-MODIFYING SHEET, SURFACE-MODIFIED MEMBER, COATED ARTICLE, PRINTED ARTICLE, JOINED BODY, AND METHOD FOR PRODUCING SURFACE-MODIFIED MEMBER

The present invention relates to a surface-modifying sheet including a release sheet and a surface-modifying layer, and the surface-modifying layer containing a component that reacts with a thermosetting resin; a surface-modified member, a coated article, a printed article and a joined body, using the surface-modifying sheet; and a method for producing a surface-modified member.

COMPOSITE LAMINATE AND METHOD FOR PRODUCING SAME, AND METAL RESIN BONDED PRODUCT AND METHOD FOR PRODUCING SAME
20210179885 · 2021-06-17 · ·

To provide a composite laminate having excellent adhesiveness to a resin material imparted to a metal base material, such as an aluminum, and a method for producing the same, and a metal-resin bonded article using the composite laminate and a method for producing the same. A composite laminate 1 includes a metal base material 2 and one layer or plural layers of a resin coating layer 4 laminated on the metal base material 2, the resin coating layer 4 is laminated on a surface-treated surface of the metal base material 2, and at least one layer of the resin coating layer 4 is formed of a resin composition containing an in situ polymerizable phenoxy resin.

ADHESION-PROMOTING INTERLAYER COMPOSITIONS CONTAINING ORGANIC TITANATES/ZIRCONATES AND METHODS OF USE
20210189206 · 2021-06-24 ·

Adhesion-promoting compositions containing organic titanates and/or organic zirconates and the use of the adhesion-promoting compositions to provide adhesion-promoting layers to enhance adhesion between metal substrates and an overlying free radical-polymerized sealant are disclosed.

Adhesive sheet

An adhesive sheet comprising a hot-melt adhesive layer. The hot-melt type adhesive layer comprises a modified polymer (A) to which a cross-linkable group is bonded and a polyolefin (B). The adhesive sheet can adhere to various adherends and the adhesive becomes less likely to squeeze out from an adherend in thermal fusion bonding and sealing of the adherend. In a laminate comprising the adhesive sheet the adhesive layer does not squeeze out from the adherend without being affected by the material of the adherend.

METHOD FOR PRODUCING LAMINATE
20200353740 · 2020-11-12 ·

The present invention is to provide a method for producing a laminate having excellent adhesion properties. An embodiment of the present invention is a method for producing a laminate, the method including: a step 1 of dry-treating a surface A of a plastic to obtain a dry-treated plastic having a surface B that has been dry-treated; a step 2 of wiping the surface B with a cleaning tool containing a composition for wiping, the composition containing at least one solvent selected from the group consisting of water and polar solvents, and a silane coupling agent, to obtain a cleaned plastic having a surface C that has been wiped with the cleaning tool; and a step 3 of applying at least one selected from the group consisting of adhesives and primers on the surface C to obtain a laminated body.