C08J2433/14

FOAM MATERIAL COMPRISING POLYPHENYLENE SULFIDE POLYMER (PPS)
20210102038 · 2021-04-08 ·

The invention relates to a foam material (FP) comprising a polymer composition (C) comprising at least a polyphenylene sulfide polymer (PPS) and at least one functionalized elastomer (E). The present invention also relates to a process for the manufacture of said foam material and to an article (A) including said foam material (FP), for example a composite material.

DECORATIVE FILM, COMPOSITION, METHOD FOR PRODUCING DECORATIVE FILM, AND METHOD FOR PRODUCING THREE-DIMENSIONAL MOLDED PRODUCT PROVIDED WITH DECORATIVE FILM
20210095084 · 2021-04-01 · ·

To provide a decorative film whereby cracking is suppressed when the decorative film is adhered to a three-dimensional molded product while it is being stretched or in a stretched state. To further provide a composition, a method for producing the decorative film, and a method for producing a three-dimensional molded product provided with the decorative film. The decorative film has at least a base film and a fluororesin layer containing a fluororesin having a crosslinked structure, characterized in that the fluororesin layer contains a urethane bond and an allophanate bond, and the average molecular weight between crosslinking-points of the fluororesin layer is more than 50,000 and at most 100,000.

COATING AGENT, RESIN MEMBER, AND PRODUCTION METHOD THEREFOR

A coating agent has: a film-forming component containing an organosilicon compound having a radical polymerizable functional group and an alkoxysilyl group; and a film-curing component composed so that a base and a radical can be generated on irradiation with ultraviolet light. The film-curing component includes a nonionic photobase generator having no ionic bond in the molecular structure. The content of the nonionic photobase generator is 0.1 parts by mass or more and 50 parts by mass or less, based on 100 parts by mass of the organosilicon compound.

Barrier film constructions and methods of making same

A barrier film including a substrate; a base polymer layer adjacent to the substrate; an oxide layer adjacent to the base polymer layer; a adhesion-modifying layer adjacent to the oxide layer; and a top coat polymer layer adjacent to the adhesion-modifying layer. An optional inorganic layer can be applied over the top coat polymer layer. The inclusion of a adhesion-modifying layer provides for enhanced resistance to moisture and improved peel strength adhesion of the top coat polymer layer to the underlying barrier stack layers.

POLYMERIC DEVICES AND METHODS OF MAKING
20210079178 · 2021-03-18 ·

Some polymeric devices, as described herein, can be made of a first layer and a second layer bonded together with one or more microfluidic channels defined internal to the device. The first layer and the second layer may each include a substrate and a polymer bonded to the substrate. The two layers may be bonded through a polymer network that interpenetrates the polymers in the first and second layers. This disclosure also describes methods of bonding together polymeric articles. The methods include diffusing polymerizable monomers and radical forming initiators into the surfaces of one or both of the polymers, putting the surfaces into contact, and initiating polymerization to create a polymer network that interpenetrates the polymers.

Coating agent
10947393 · 2021-03-16 · ·

It is an object to provide a coating agent that can form a layer having excellent adhesiveness to a plastic substrate and having transparency and a high refractive index. The coating agent of the present invention comprises a compound represented by formula (I) [wherein A represents a phenyl group or a naphthyl group optionally having an electron-donating group as a substituent; Z represents a carbon atom or a silicon atom, R.sup.2 represents a hydrogen atom, a hydroxyl group, a linear or branched alkyl group, a linear or branched alkoxy group, a cyclic alkyl group, or a cyclic alkoxy group, X represents a single bond; an alkylene group optionally comprising an oxygen atom, a sulfur atom, a selenium atom, NR, a divalent aliphatic ring group, an arylene group, an amide structure or a urethane structure; a divalent aliphatic ring group; or an arylene group, Y represents a polymerizable functional group, n represents an integer of 2 or 3, m represents an integer of 1 or 2, l represents an integer of 0 or 1, and n+m+l=4; and when n represents an integer of 2 or 3, A is the same or different]. ##STR00001##

Polyoxyethylene compound having multiple hydroxyl groups at end, and contact lens
10941311 · 2021-03-09 · ·

Provided is a silicone contact lens having surface hydrophilicity and surface lubricity. It has been confirmed that a silicone contact lens including, on its surface, a graft polymer chain derived from a polyoxyethylene compound having a plurality of hydroxyl groups at a terminal thereof has surface hydrophilicity and surface lubricity.

Hard coating film

A hard coating film including: a polymer binder resin; first inorganic particles which are dispersed in the polymer binder resin and have an average particle size of 5 nm or more and less than 70 nm; and second inorganic particles which are dispersed in the polymer binder resin and have an average particle size of 70 nm to 150 nm, wherein a content of the second inorganic particles having an average particle size of 70 nm to 150 nm is 4% by weight to 12% by weight, and a maximum amplitude (A) based on an average friction force is 0.15 or less in a graph of measuring a friction force with a TAC film which is measured by applying a load of 400 g to the surface thereof, is provided.

ORGANIC RESIN LAMINATE
20210032429 · 2021-02-04 ·

An organic resin laminate comprising an organic resin substrate and a multilayer coating system on a surface of the substrate is provided. The multilayer coating system can include a plasma layer which is a dry hard coating obtained from plasma polymerization of an organosilicon compound, and an intermediate layer (II) on the substrate which is a cured coating of a wet coating composition comprising (A) a specific reactive UV absorber, (B) a multi-functional (meth)acrylate, and (C) a photopolymerization initiator. (B) a multi-functional (meth)acrylate, and (C) a photopolymerization initiator. The laminate has a high level of abrasion resistance and improved adhesion and weather resistance.

Optical film, polarizing plate, and image display device

The present invention provides an optical film exhibiting high alignment and good phase difference development in an oblique direction, and a polarizing plate and an image display device using the same. This optical film of the present invention has a substrate; and a phase difference layer which is provided on the substrate to be adjacent to the substrate, in which the phase difference layer is a layer formed by fixing vertical alignment of a liquid crystal compound having a polymerizable group included in a liquid crystal composition containing the liquid crystal compound and a polymer compound, a difference in a value between the polymer compound and the substrate, which is calculated using three-dimensional SP values, is 3 or less, and a content of the polymer compound is less than 10 parts by mass with respect to 100 parts by mass of the liquid crystal compound.