C08K5/3492

LAMINATE, HARD COATING FILM, AND COATING MATERIAL COMPOSITION

A laminate containing: an adhesion layer-applied substrate containing a substrate and an adhesion layer disposed on the substrate, the adhesion layer containing an adhesive emulsion particle (F), an inorganic oxide (G) and a light-shielding agent (S1); and a hard coating layer (C) disposed on the adhesion layer-applied substrate and containing a matrix component (B) containing an inorganic oxide (D), wherein a haze value H1 of the adhesion layer-applied substrate is larger than a haze value H2 of the laminate.

Adhesive sheet having excellent ultraviolet blocking function, adhesive composition, and display device comprising same

The present invention discloses an adhesive sheet which effectively blocks light in a ultraviolet region without impairing the transmittance of light in a visible light region and adhesion, an adhesive composition comprising a binder resin, and a light absorbing dye dispersed in the binder resin, and the present invention can effectively block light in a wavelength range of 410 nm or less, and can be applied to various kinds of display devices.

CHLOROPRENE RUBBER COMPOSITION
20230074258 · 2023-03-09 · ·

A chloroprene rubber composition comprising 0.8 to 4 parts by weight of 2,4,6-trimercapto-s-triazine and 0.5 to 4.5 parts by weight of tetrabenzylthiuram disulfide based on 100 parts by weight of chloroprene rubber. The chloroprene rubber composition maintains processability (scorch time) and productivity (crosslinking rate) equivalent to those of conventionally used crosslinking systems, without using substances subject to environmental regulations in crosslinking systems, and at the same time, improves physical properties, such as strength, elongation, and compression set characteristics.

CHLOROPRENE RUBBER COMPOSITION
20230074258 · 2023-03-09 · ·

A chloroprene rubber composition comprising 0.8 to 4 parts by weight of 2,4,6-trimercapto-s-triazine and 0.5 to 4.5 parts by weight of tetrabenzylthiuram disulfide based on 100 parts by weight of chloroprene rubber. The chloroprene rubber composition maintains processability (scorch time) and productivity (crosslinking rate) equivalent to those of conventionally used crosslinking systems, without using substances subject to environmental regulations in crosslinking systems, and at the same time, improves physical properties, such as strength, elongation, and compression set characteristics.

PHOTOVOLTAIC MODULE WITH INCREASED RESISTANCE AGAINST POTENTIAL INDUCED DEGRADATION

The present invention relates a photovoltaic module comprising a protective front layer element, an encapsulation layer element, a photovoltaic cell element and a protective back layer element, whereby at least one of the protective elements comprises glass; wherein the encapsulation layer element comprises a polymer composition (I) comprising at least the following components: (A) 97.00 to 99.99 wt.-% based on the overall weight of the polymer composition (I) of a polymer selected from an ethylene-vinylacetate copolymer, a polyolefin elastomer or a polymer of ethylene (a) selected from (a1) a copolymer of ethylene which bears functional groups containing units; (a2) a copolymer of ethylene comprising one or more polar comonomer unit(s) selected from (C1-C6)-alkyl acrylate or (C1-C6)-alkyl (C1-C6)-alkyl acrylate comonomer units, and optionally bears functional groups containing units different from said polar comonomer unit(s); (a3) a copolymer of ethylene comprising one or more alpha-olefin comonomer unit(s); and optionally bears functional groups containing units different from said polar comonomer unit(s) of polymer (a2); or mixtures thereof; and (b) silane group(s) containing units; (B) 0.01 to 3.00 wt.-% based on the overall weight of the polymer composition (I) of a compound according to Formula (I); wherein; R.sub.1, R.sub.1′, R.sub.2 and R.sub.2′ are each independently selected from the group consisting of hydrogen, n-alkyl, iso-alkyl, alkoxy, cycloalkyl, alkenyl, halogen and mixtures thereof; X is selected from the group consisting of primary amines, secondary amines, tertiary amines, hydrogen, alkyl, alkenyl and mixtures thereof. Furthermore, the present invention refers to the use of an encapsulation layer element comprising polymer composition (I) according to the invention for increasing the P.sub.max determined after 96 h according to IEC 60904, by applying the foil method with a temperature of 85° C. and relative humidity of 60% and a potential difference of 1500 V, of a photovoltaic module comprising besides the encapsulation layer element a protective front layer element, a photovoltaic cell element and a protective back element, whereby at least one of the protective elements comprises glass.

##STR00001##

RESIN COMPOSITION

A resin composition, including resin and peroxide, is provided. The resin includes liquid rubber resin, polyphenylene ether resin, and a crosslinking agent. The sum of the liquid rubber resin, the polyphenylene ether resin, and the crosslinking agent is 100 parts by mass. The amount of the peroxide used is between 0.1 phr and 5 phr. The peroxide is composed of tertiary butyl cumyl peroxide and an inorganic compound.

CYCLIC IMIDE RESIN COMPOSITION, LIQUID ADHESIVE, FILM, PREPREG, COPPER-CLAD LAMINATE AND PRINTED-WIRING BOARD

Provided is such a cyclic imide resin composition where although it has a fast curability and a cured product thereof has a low relative permittivity, a low dielectric tangent and an excellent heat resistance, the composition itself has a high adhesive force. The cyclic imide resin composition contains: (a) a cyclic imide compound represented by the following formula (1) and having a weight-average molecular weight of 2,000 to 1,000,000,

##STR00001## wherein A independently represents a tetravalent organic group having a cyclic structure, B independently represents a divalent hydrocarbon group that may contain a hetero atom and has not less than six carbon atoms, X independently represents a hydrogen atom or a methyl group, m is 1 to 1,000; (b) an epoxy compound; and (c) a polymerization initiator containing at least two types of polymerization initiators which are a radical polymerization initiator (c-1) and an anionic polymerization initiator (c-2).

CYCLIC IMIDE RESIN COMPOSITION, LIQUID ADHESIVE, FILM, PREPREG, COPPER-CLAD LAMINATE AND PRINTED-WIRING BOARD

Provided is such a cyclic imide resin composition where although it has a fast curability and a cured product thereof has a low relative permittivity, a low dielectric tangent and an excellent heat resistance, the composition itself has a high adhesive force. The cyclic imide resin composition contains: (a) a cyclic imide compound represented by the following formula (1) and having a weight-average molecular weight of 2,000 to 1,000,000,

##STR00001## wherein A independently represents a tetravalent organic group having a cyclic structure, B independently represents a divalent hydrocarbon group that may contain a hetero atom and has not less than six carbon atoms, X independently represents a hydrogen atom or a methyl group, m is 1 to 1,000; (b) an epoxy compound; and (c) a polymerization initiator containing at least two types of polymerization initiators which are a radical polymerization initiator (c-1) and an anionic polymerization initiator (c-2).

RESIN MATERIAL AND METAL SUBSTRATE

A resin material and a metal substrate are provided. The resin material includes a resin composition and inorganic fillers. The inorganic fillers are dispersed in the resin composition. The resin composition includes 10 wt % to 40 wt % of a liquid rubber, 20 wt % to 50 wt % of a polyphenylene ether resin, and 10 wt % to 30 wt % of a crosslinker. The polyphenylene ether resin includes a first polyphenylene ether that has a bismaleimide group at a molecular end.

Composition for the manufacture of an ophthalmic lens comprising an encapsulated light-absorbing additive

The present invention relates to an ophthalmic lens which efficiently absorbs light rays without degradation of the light-absorbing additive, said ophthalmic lens comprising a composite matrix, a catalyst, a UV absorber and at least one light-absorbing additive contained in nanoparticles which are dispersed in said allyl monomer or allyl oligomer.