Fujifilm Corporation

Kazushi Furukawa

Keiichi Tateishi

Katsuya Yamamoto

Sumiaki Yamasaki

Keizo Kimura

Yasuhiko Morimoto

Yoshihiro Nakai

Shigeki Uehira

Yuichiro Murayama

Katsuyoshi Yamakawa

Toyohisa Oya

Tokihiko Matsumura

Toshihide Yoshitani

Kazufumi Omura

Kazuhiro Hamada

Yoshiaki Nagata

Shinya Hayashi

Nobuyoshi Kashiwagi

An endoscopic flexible tube including a flexible-tube base containing metal as a constituent material, and a cover layer covering an outer periphery of the flexible-tube base, wherein the cover layer includes a polyester having a naphthalene structure and a component having an action of inhibiting a reaction of an active species such as a radical, an endoscopic medical apparatus including the endoscopic flexible tube, and a covering material for the endoscopic flexible-tube base.

Endoscopic flexible tube, endoscopic medical apparatus, and endoscopic-flexible-tube-base-covering material

An object of the present invention to provide an adhesive for an endoscope and a cured product of the adhesive, and an endoscope and a method for producing the endoscope. The adhesive is able to maintain sufficient adhesive strength even when exposed to high temperature for a long time in a state of being used for fixation of a member or subjected to powerful sterilization treatment with ozone water or the like and is suitable for use in fixing a member constituting the endoscope. The adhesive for an endoscope includes an epoxy resin, an epoxy resin curing component, and a radical scavenger.

Adhesive for endoscope and cured product thereof, and endoscope and method for producing the same

Provided are an adhesive for an endoscope, a cured product of the adhesive for an endoscope, an endoscope produced using the adhesive for an endoscope, and a method for producing an endoscope. The adhesive for an endoscope includes at least one epoxy resin (A) selected from the group consisting of bisphenol A epoxy resins, bisphenol F epoxy resins, and phenol novolac epoxy resins, a polyamine compound (B), and a specific compound (C) having an epoxy group.

Adhesive for endoscope, cured product, endoscope, and method for producing endoscope

Provided are an adhesive for an endoscope and a cured product thereof. The adhesive for an endoscope includes an epoxy resin including at least one of a bisphenol A epoxy resin, a bisphenol F epoxy resin, or a phenol novolac epoxy resin, a polyamine compound, and an alcohol compound. Also provided are an endoscope in which the cured product is fixed and a method for producing the endoscope.

A flexible tube for an endoscope has a flexible tube substrate that is flexible and tubular and a resin layer (A) covering the flexible tube substrate. The resin layer (A) includes a thermoplastic resin (a) including at least one of a polyamide resin, a polyurethane resin, a polyester resin, a polystyrene resin, or an acrylic resin and having a tensile strength at 10% elongation of 10 MPa or more and a hindered amine compound (b) having a molecular weight of 500 or more. Also provided are an endoscopic medical device including the flexible tube for an endoscope and a resin composition suitable for forming the resin layer of the flexible tube for an endoscope.

Flexible tube for endoscope, endoscopic medical device, and resin composition for covering flexible tube substrate for endoscope

A two-component adhesive for an endoscope and a cured product thereof, the adhesive having a base resin and a curing agent. The base resin contains an epoxy resin (A), and the epoxy resin (A) includes an epoxy resin (a) having an average degree of polymerization of 2 or more. Also disclosed are an endoscope produced by using the adhesive for an endoscope and a method for producing the endoscope.

Provided is a resin composition for an acoustic matching layer, the resin composition including an epoxy resin (A), a specific polyamine compound (B), and metal particles (C). The epoxy resin (A) includes at least one epoxy resin selected from the group consisting of bisphenol A epoxy resins, bisphenol F epoxy resins, and phenol novolac epoxy resins. Also provided are a cured product formed of the composition, an acoustic matching sheet, an acoustic probe, an acoustic measuring apparatus, a method for producing an acoustic probe, and an acoustic matching layer material set.

Resin composition for acoustic matching layer, cured product, acoustic matching sheet, acoustic probe, acoustic measuring apparatus, method for producing acoustic probe, and acoustic matching layer material set

Provided is a flexible tube, for an endoscope, having a flexible tube substrate, for an endoscope, that is flexible and tubular and a resin layer covering the flexible tube substrate for an endoscope. The resin layer includes one or more layers, the layers including a layer A including a polyester elastomer (a) as a resin component, a hindered amine compound (b), and a particular compound (c). Also provided are an endoscopic medical device including the flexible tube for an endoscope and a resin composition and a set of resin compositions that are suitable for forming the resin layer of the flexible tube for an endoscope.

Flexible tube for endoscope, endoscopic medical device, resin composition for covering flexible tube substrate for endoscope, and set of resin compositions for covering flexible tube substrate for endoscope

Provided are an adhesive for an endoscope, a cured product thereof, an endoscope produced using the adhesive for an endoscope, and a method for producing the endoscope. The adhesive for an endoscope is a two-component adhesive for an endoscope. The two-component adhesive has a base and a curing agent. The base includes at least one epoxy resin (A) selected from the group consisting of bisphenol A epoxy resins, bisphenol F epoxy resins, and phenol novolac epoxy resins. The curing agent includes at least one specific polyamine compound (B). The adhesive for an endoscope is used to fix at least one of a metal member or a glass member constituting the endoscope.

Provided are an adhesive for an endoscope, a cured product, an endoscope, and a method for producing an endoscope. The adhesive for an endoscope is a two-component adhesive for an endoscope. The two-component adhesive has a base and a curing agent. The base includes at least one epoxy resin (A) selected from the group consisting of bisphenol A epoxy resins, bisphenol F epoxy resins, and phenol novolac epoxy resins. The curing agent includes a tertiary amine compound (B). The tertiary amine compound (B) accounts for 60 mass % or more of a curing component included in the curing agent.

Provided are a pigment dispersion liquid including a pigment, a polymer dispersant, and water; and an inkjet ink containing the pigment dispersion liquid. The pigment contains a compound represented by General Formula () described in the specification, a tautomer thereof, or a salt of the compound or the tautomer. The polymer dispersant contains a polymer compound which has a repeating unit represented General Formula (-) and a repeating unit represented General Formula (-) described in the specification, and having a structure represented by General Formula () introduced into at least one terminal of a main chain: in General Formula (), L represents a linking group; Rrepresents a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group; and the symbol * represents a linking bond.

Pigment dispersion liquid and inkjet ink

The conductive composition contains at least (a) conductive metal fibers, and (b) at least one compound selected from a compound represented by the following Formula (1), a compound represented by the following Formula (2), and a compound having a partial structure represented by the following Formula (3). Each of Rand Rindependently represents a hydrogen atom, an alkyl group, an alkenyl group, an aryl group, an acyl group, an aryloxycarbonyl group, an alkoxycarbonyl group, or a carbamoyl group. Each of R, R, R, R, R, R, R, and Rindependently represents an alkyl group having 1 to 4 carbon atoms, and Rrepresents a hydrogen atom or a substituent. Rrepresents an alkyl group, an alkoxy group, an acyl group, or a hydrogen atom. * represents a bond. 

Conductive composition, conductive member, conductive member production method, touch panel, and solar cell

The conductive composition contains at least (a) conductive metal fibers, and (b) at least one compound selected from a compound represented by the following Formula (1) and a compound represented by the following Formula (2). In Formula (1), each of Rand Rindependently represents an alkyl group, an aryl group, an alkoxy group, an aryloxy group, or a halogen atom, and Rrepresents an alkyl group or an aryl group. The compound represented by Formula (1) may include a structure that plural compounds represented by Formula (1) are linked to each other in a single molecule. In Formula (2), each of Rand Rindependently represents an alkyl group. The compound represented by Formula (2) may include a structure that plural compounds represented by Formula (2) are linked to each other. 

A process for producing a hydrophilic member, includes: coating a surface of a base material with a hydrophilic composition containing at least (a) a catalyst, (b) a hydrophilic polymer and (c) a metal alkoxide; and drying the composition, wherein a temperature for the drying is from 10&#xb0; C. to 60&#xb0; C.

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Kanagawa, Japan

Kazushi Furukawa