Abstract: A vinyl chloride resin composition excellent in high-temperature powder fluidity is provided. The vinyl chloride resin composition includes a vinyl chloride resin and a plasticizer, and satisfies at least one of: (1) a tetrahydrofuran-insoluble content ratio being 10 mass % or more; and (2) a ratio between the tetrahydrofuran-insoluble content ratio and a content ratio of the plasticizer (tetrahydrofuran-insoluble content ratio/plasticizer content ratio) being 0.20 or more.

Abstract: Provided is a vinyl chloride resin composition with which color tone variation caused by molding temperature difference is inhibited. The vinyl chloride resin composition contains a vinyl chloride resin, a plasticizer, a uracil compound, and either or both of acetylacetone and a metal salt of acetylacetone. The vinyl chloride resin composition is preferably used in powder molding.

Abstract: Provided is a vinyl chloride resin composition for powder molding with which it is possible to form a vinyl chloride resin molded product having excellent alcohol resistance and low-temperature flexibility. The vinyl chloride resin composition for powder molding contains: (a) a vinyl chloride resin; and (b) a 3-methyl-1,5-pentanediol-sebacic acid polyester that includes a sebacic acid-derived structural unit and a 3-methyl-1,5-pentanediol-derived structural unit. The vinyl chloride resin composition for powder molding is preferably used for powder slush molding.

Abstract: A method and system for analyzing a target network relative to a background network of data using machine learning. The method includes extracting a first feature matrix from an adjacency matrix representative of the target network, extracting a second feature matrix from an adjacency matrix representative of the background network, generating a projection matrix based on the first and second feature matrices using a contrastive learning algorithm, generating a first contrastive matrix representation of the target network based on the projection matrix and the first feature matrix, generating a second contrastive matrix representation of the background network based on the projection matrix and the second feature matrix, and displaying a visualization of unique features of the target network relative to the background network based on the first contrastive matrix and the second contrastive matrix.

Abstract: A vinyl chloride resin composition contains (a) a vinyl chloride resin and (x) a plasticizer. The (x) plasticizer includes (b) a trimellitic acid ester and (c) a polyester including a structural unit derived from adipic acid and a structural unit derived from 3-methyl-1,5-pentanediol. The total content of the (b) trimellitic acid ester and the (c) polyester is 65 parts by mass or more per 100 parts by mass of the (a) vinyl chloride resin, and the proportion constituted by the content of the (c) polyester in the total content of the (b) trimellitic acid ester and the (c) polyester is more than 50 mass %.

Abstract: Provided is a vinyl chloride resin composition for powder molding with which it is possible to form a vinyl chloride resin molded product having excellent fogging characteristics and heat shrinkage resistance. The vinyl chloride resin composition for powder molding contains a vinyl chloride resin, a trimellitic acid ester, and a polyester including a structural unit derived from adipic acid and a structural unit derived from 3-methyl-1,5-pentanediol. The vinyl chloride resin composition for powder molding is preferably used in powder slush molding.

Abstract: Provided is a vinyl chloride resin molded product that has a low peak top temperature of loss modulus E? after a heat aging test in the case of being lined with a foamed polyurethane molded product. A vinyl chloride resin composition comprises: (a) a vinyl chloride resin; (b) a plasticizer; and (c) a copper oxide.

Abstract: A method and system for analyzing a target network relative to a background network of data using machine learning. The method includes extracting a first feature matrix from an adjacency matrix representative of the target network, extracting a second feature matrix from an adjacency matrix representative of the background network, generating a projection matrix based on the first and second feature matrices using a contrastive learning algorithm, generating a first contrastive matrix representation of the target network based on the projection matrix and the first feature matrix, generating a second contrastive matrix representation of the background network based on the projection matrix and the second feature matrix, and displaying a visualization of unique features of the target network relative to the background network based on the first contrastive matrix and the second contrastive matrix.

Abstract: Provided is a sheet-type molded body that is formed by sewing a sheet, wherein thread is used for at least part of said sewing, the thread being composed of a resin composition for thread containing resin for thread, the thread having a melting point of no more than 200° C., and a laminate comprising: the sheet-type molded body; and a polyurethane foam formed body, the sheet-type molded body, and the laminate comprising: the sheet-type molded body; and a polyurethane foam layer being able to be produced by a simple method at low cost without damaging design qualities over time, and making it possible to prevent leakage of raw material etc. from sewed portions when backed with the polyurethane foam layer.

Abstract: Provided is a vinyl chloride resin composition that can provide a molded product having superior flexibility at low temperatures. The vinyl chloride resin composition includes (a) a vinyl chloride resin and (b) a diester plasticizer formed from a compound represented by formula (1) shown below. In formula (1), R1 and R3 are monovalent hydrocarbon groups that may be the same or different and R2 is a divalent hydrocarbon group. Moreover, (a) the vinyl chloride resin includes (x) a base vinyl chloride resin in an amount of from 70 mass % to 100 mass % and (y) vinyl chloride resin fine particles in an amount of from 0 mass % to 30 mass %.

Abstract: A vinyl chloride resin composition comprises: (a) a vinyl chloride resin; (b) a diester plasticizer formed from a compound represented by the following predetermined formula (1) and (c) a trimellitate plasticizer formed from a compound represented by the following formula (2): where R4, R5, and R6 are alkyl groups that may be the same or different, and a straight chain ratio of each of R4, R5, and R6 is less than 90 mol %.

Abstract: Provided is a vinyl chloride resin composition that can provide a molded product having superior flexibility at low temperatures. The vinyl chloride resin composition includes (a) a vinyl chloride resin, (b) a diester plasticizer formed from a compound represented by formula (1) shown below, and (c) a trimellitate plasticizer. Furthermore, (a) the vinyl chloride resin includes (x) a base vinyl chloride resin in an amount of from 70 mass % to 100 mass % and (y) vinyl chloride resin fine particles in an amount of from 0 mass % to 30 mass %. In formula (1), R1 and R3 are monovalent hydrocarbon groups having an unsaturated carbon-carbon bond that may be the same or different, and R2 is a divalent hydrocarbon group.

Abstract: Disclosed is a laminate for automotive interior material which includes a vinyl chloride resin layer and a tape, where no mark appears at a portion where the tape is laminated even when the laminate is lined with a foamed polyurethane layer and heated. The disclosed laminate for automotive interior material includes a vinyl chloride resin layer and a tape disposed on one side in a thickness direction of the vinyl chloride resin layer, wherein the tape includes a substrate having a porous structure and an adhesive layer, and wherein the adhesive layer is positioned closer to the vinyl chloride resin layer than the substrate.

Abstract: Provided is a powder moldable vinyl chloride resin composition for a real-stitched surface skin that is capable of providing a molded product having excellent flexibility at low temperatures and real stitching properties. The powder moldable vinyl chloride resin composition for a real-stitched surface skin contains vinyl chloride resin particles (a) having an average degree of polymerization of at least 1,200 and no greater than 5,000, a trimellitate plasticizer (b), and vinyl chloride resin fine particles (c) having an average degree of polymerization of at least 1,000 and no greater than 5,000.

Abstract: Provided is a vinyl chloride resin composition that can provide a molded product having superior flexibility at low temperatures. The vinyl chloride resin composition includes (a) a vinyl chloride resin and (b) a dodecanedioic acid diester. Moreover, (a) the vinyl chloride resin includes (x) a base vinyl chloride resin in an amount of from 70 mass % to 100 mass % and (y) vinyl chloride resin fine particles in an amount of from 0 mass % to 30 mass %.

Abstract: The objective of the present disclosure is to provide a laminate in which components of a foamed polyurethane layer are suppressed from leaking out to a surface of a thermoplastic resin layer even when the thermoplastic resin layer is sewn. Provided is a laminate including: a backing member formed of a tape; a thermoplastic resin layer disposed on one side in a thickness direction of the backing member; and a foamed polyurethane layer disposed on another side in the thickness direction of the backing member, wherein the tape includes a porous substrate positioned on the foamed polyurethane layer side and an adhesive layer positioned on the thermoplastic resin layer side, and wherein the thermoplastic resin layer and the backing member are sewn together.

Abstract: Provided is a vinyl chloride resin molded product that has a low peak top temperature of loss modulus E? after a heat aging test in the case of being lined with a foamed polyurethane molded product. A vinyl chloride resin composition comprises: (a) a vinyl chloride resin; (b) a plasticizer; and (c) a copper oxide.

Abstract: A vinyl chloride resin composition comprises: (a) a vinyl chloride resin; (b) a diester plasticizer formed from a compound represented by the following predetermined formula (1) and (c) a trimellitate plasticizer formed from a compound represented by the following formula (2): where R4, R5, and R6 are alkyl groups that may be the same or different, and a straight chain ratio of each of R4, R5, and R6 is less than 90 mol %.

Abstract: A vinyl chloride resin composition capable of forming a vinyl chloride resin molded product that has a low peak top temperature of loss modulus E? in an initial stage and after a heat aging test while ensuring tensile elongation at low temperature is provided. A vinyl chloride resin composition comprises: a vinyl chloride resin; a trimellitate; and a predetermined pyromellitate having alkyl groups whose total straight chain ratio is 90 mol % or more, wherein a percentage content of the pyromellitate relative to a total content of the trimellitate and the pyromellitate is 15 mass % or more.

Abstract: A reproduction device includes a reproduction unit, communication paths, and a communication-path control unit. The reproduction unit is configured to be able to alternatively reproduce content items supplied from sources. The communication paths respectively correspond to the sources. The reproduction unit is connected to the sources via the respective communication paths. The communication-path control unit invalidates, when receiving an instruction to switch to the source having content to be reproduced by the reproduction unit, communication via the communication path corresponding to the source before the switching among the communication paths.