Abstract: A process for dyeing a textile substrate containing residual oligomers includes the steps of: a) attaching the textile substrate on a mounting carrier to constitute a substrate-loaded carrier which is to be subjected to supercritical dyeing in a dyeing autoclave; and b) overlying the textile substrate with a micro-porous film which includes pores having a pore size such that when the textile substrate is dyed in the dyeing autoclave, a dye-containing supercritical fluid is allowed to pass through the micro-porous film to permit the textile substrate to be dyed while the residual oligomers entrained in the supercritical fluid are retained by the micro-porous film.

Abstract: A continuous process for preparing a polyester shrinkable film includes: pumping an amorphous PET-based polyester melt having a melt viscosity ?1 directly from a polymerization reactor into a first cooling zone; cooling the polyester melt to increase the melt viscosity thereof to a melt viscosity ?2 such that a difference between ?2 and ?1 ranges from 1500 poise to 3500 poise; feeding the polyester melt into a second cooling zone; cooling the polyester melt to increase the melt viscosity thereof to a melt viscosity ?3 ranging from 5000 poise to 12000 poise such that a difference between ?3 and ?2 ranges from 1000 poise to 5500 poise; and pumping the polyester melt from the second cooling zone into a zone for film-forming treatment.

Abstract: A textile with conductive structures includes a fabric substrate, an outer conductive structure made of polymer and disposed on the fabric substrate, and an inner conductive structure disposed under the outer conductive structure and electrically connected to the outer conductive structure. The sheet resistance of the inner conductive structure is lower than the sheet resistance of the outer conductive structure. The total sheet resistance of the inner and outer conductive structures is less than 100 ohms per square when the textile undergoes a laundery procedure.

Abstract: A method for producing a polyester includes: a) preparing a first monomer represented by Formula (1) for example—bis(?-hydroxyethyl) terephthalate (BHET); and b) preparing a second monomer represented by Formula (2) represented by Formula (2)—2-(2-hydroxyethoxy)ethyl 2-hydroxyethyl terephthalate (BHEET). The prepared first and second monomer are then mixed to form a mixture, and then the mixture is subjected to a pre-polymerization reaction at a first temperature not higher than 230° C. to form a prepolymer while a glycol compound represented by Formula (3) wherein R independently represents hydrogen, a C1-C6 linear or branched alkyl group, or phenyl; is continuously removed by distillation. The method also includes subjecting the prepolymer to a polymerization reaction at a second temperature higher than the first temperature to obtain the polyester.

Abstract: An electrical connection structure is provided in the present invention, which includes a substrate, a plurality of conductive textile layers disposed apart on the substrate, an electrical connection layer disposed on the conductive textile layers, a plurality conductive parts disposed on the electrical connection layer corresponding to the conductive textile layers respectively, an adhesive layer, and a protective layer, wherein the electrical connection layer provides the electrical connection between the conductive textile layers and the conductive parts corresponding to the conductive textile layers, and the conductive textile layers disposed apart from each other are not electrically connected.

Abstract: A process for reducing diethylene glycol formation in polyethylene terephthalate includes (a) subjecting a mixture of bis(2-hydroxyethyl)terephthalate with aromatic polycarboxylic acid to an esterification reaction, and (b) subjecting the esterification reaction product to polycondensation.

Abstract: A process for preparing bis(2-hydroxyethyl) terephthalate, comprising a step of: subjecting ethylene oxide and terephthalic acid in a molar ratio of from 2:1 to 3:1 to a reaction at an elevated temperature in the presence of a solvent mixture containing water and a C6-C8 hydrocarbon in a weight ratio of from 1:1 to 3:1.

Abstract: A method for preparing a stabilizer containing phosphate ester, including following steps: (1) distributing a compound containing phosphorous and oxide in polar aprotic solvent to obtain a mixture; (2) adding bis(2-hydroxyethyl) terephthalate (BHET) into the mixture to carry out a reaction so as to obtain a solution; and (3) hydrolyzing the solution to obtain a stabilizer containing phosphate ester, where the stabilizer includes compounds represented by the following formulas (I) and (II): where X1, X2 and X3 are independently selected from the moiety represented by following formula (III), and R1 and R2 are independently selected from one of the linear or branched alkylene radicals comprising 2 to 4 carbon atoms The method yields a phosphate ester containing a phosphate monoester and a phosphate diester of a high content and only a minor amount of phosphoric acid in the absence of phosphate triester without the step of extraction.

Abstract: A process for preparing bis(2-hydroxyethyl) terephthalate, comprising a step of: subjecting ethylene oxide and terephthalic acid in a molar ratio of from 2:1 to 3:1 to a reaction at an elevated temperature in the presence of a solvent mixture containing water and a C6-C8 hydrocarbon in a weight ratio of from 1:1 to 3:1.

Abstract: A method for producing a polyester includes: a) subjecting a mixture which includes a major amount of a first monomer and a minor amount of a second monomer to a pre-polymerization reaction at a first temperature for a period of reaction time such that a prepolymer is formed while a glycol compound is continuously removed by distillation; and b) subjecting the prepolymer to a polymerization reaction at a second temperature higher than the first temperature to obtain the polyester.

Abstract: The wearable action-aware device includes a clothing body, a signal receiving and computing element, and a conductive line made of conductive fabric. Two ends of the conductive line are electrically connected to the signal receiving and computing element, respectively, to form a circuit, and both the signal receiving and computing element and the conductive line are disposed on the clothing body. An exposed side of the conductive line has electrical conductivity, and the circuit is disposed on a part of the clothing body corresponding to a part of a body that needs to be measured. Action information of a user can be measured when the user wears the present invention wearable action-aware device.

Abstract: The present disclosure provides a method of manufacturing bis(2-hydroxyethyl) cyclohexane-1,4-dicarboxylate (BHCD) and derivatives thereof. The method includes the following steps. A first reactant including bis-hydroxyethyl terephthalate (BHET) is provided. 2-(2-hydroxyethoxy)ethyl 2-hydroxyethyl terephthalate (BHEET) is added to the first reactant including BHET to form a second reactant. The second reactant is hydrogenated.

Abstract: A matte sheet includes a substrate and a matte coating layer. The matte coating layer is formed on the substrate. The matte coating layer has an average thickness ranging from 2.5 ?m to 6 ?m and is made from a coating composition that includes a matting agent. The matte coating layer satisfies an inequality formula of 5<d50/Ra?11. D50 stands for a particle size distribution of the matting agent and Ra stands for a roughness of the matte coating layer. The matte product made from the matte sheet is also provided.

Abstract: A modified copolyester composition includes a copolymer obtained by subjecting a stoichiometric mixture of an aromatic dicarboxylic acid-based component and a diol component to a polycondensation reaction, wherein the diol component includes a major amount of a C2-C4 aliphatic diol and a minor amount of an aromatic diol compound represented by Formula (I) defined herein, and wherein the dicarboxylic acid-based component is selected from the group consisting of an aromatic dicarboxylic acid, an aromatic dicarboxylic dialkyl ester, and a combination thereof.

Abstract: A copolyester composition includes a copolyester, an inorganic additive, and an aliphatic organic additive. The copolyester includes a hard segment including polybutylene terephthalate, and a soft segment including polyethylene gylcol and having a weight average molecular weight ranging from 2500 to 10000. The aliphatic organic additive has a melting point between a crystallization temperature of the hard segment and a melting point of the soft segment, and has a molecular weight not larger than 1000. The inorganic additive is in an amount ranging from 0.02 to 1.00 part by weight and the aliphatic organic additive is in an amount ranging from 0.02 to 1.00 part by weight.

Abstract: A method for preparing a modified copolyester includes the steps of: i) subjecting a mono(2-hydroxylalkyl)dicarboxylate to an esterification reaction with an isosorbide to form an intermediate; and ii) subjecting the intermediate to a condensation polymerization in the presence of a condensation polymerization catalyst. The method may enhance the reactivity of isosorbide, reduce the amount of water by-product, and raise the glass transition temperature and the color stability of the copolyester thus obtained.

Abstract: The present invention provides a biologically pure culture of Saccharomyces cerevisiae, which culture has a characteristic nature capable of highly producing lactic acid. A method for preparing the biologically pure culture and a method for production of lactic acid are also provided.

Abstract: A method for preparing a copolyester-ether film is provided, wherein the method includes a recycled polyester is provided. Alcoholysis is performed by reacting the recycled polyester with a diol to form a first intermediate, wherein the molar ratio of the recycled polyester to the diol is 1:1.8-2.5. Transesterification is performed to the first intermediate to form a second intermediate, wherein the temperature of transesterification is between 190° C. and 230° C. A polyol is added to the second intermediate and polymerization is performed to form a copolyester-ether, wherein the weight percent of the polyol in the copolyester-ether is 24-55%. The copolyester-ether is manufactured into a flexible film.

Abstract: A patterned retarder is provided. A microstructure layer is disposed on a substrate of the optical retarder. The microstructure layer has a plurality of trapezoid protrusions. A bottom angel of the trapezoid protrusions is 12-85 degree. A conformal alignment layer and a liquid crystal phase retarder layer are sequentially disposed on the microstructure layer.

Abstract: An artifact for osseous repair includes a bioresorbable porous cage defining an internal space, and a biocompatible composite which includes a plurality of mineralized collagen-mimic fibrils filled in the internal space of the bioresorbable porous cage.