Abstract: A novel copolymer for use in organic photovoltaics and other related electronic fields and related synthesis pathway. The novel copolymer displays the first example of an H2DPP co-monomer being directly incorporated into the main chain of a polymer repeat unit to form a co-polymer. An example co-polymer includes H2DPP-co-ProDOT. The related synthesis pathway displays significant simplicity and eliminates needs for reaction pathways, reagents, conditions, and the like associated with waste, toxicity, and other undesired properties.

Abstract: This invention relates to a polyester composition comprising: (1) at least one polyester which comprises: (a) a dicarboxylic acid component comprising: (i) about 70 to about 100 mole % residues of terephthalic acid or esters thereof; (ii) about 0 to about 30 mole % of aromatic and/or aliphatic dicarboxylic acid residues having up to 20 carbon atoms; (b) a glycol component comprising: (i) about 10 to about 50 mole % of 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; (ii) about 50 to about 90 mole % residues of modifying glycols; wherein the total mole % of the dicarboxylic acid component is 100 mole %, wherein the total mole % of the diol component is 100 mole %; and (2) residues of a catalyst system comprising lithium atoms, aluminum atoms, and, optionally, less than 30 ppm, or less than 20 ppm, or less than 10 ppm, or less than 5 ppm, or from 0 to 30 ppm, or from 0 to 20 ppm, or from 0 to 10 ppm, or 0 ppm of tin atoms, relative to the mass of final polyester being prepared.

Abstract: The present invention relates to a method for preparing a high molecular weight polyether carbonate, by reacting an epoxide and carbon dioxide in the presence of a catalyst of formula (I), and a double metal cyanide (DMC) catalyst.

Abstract: The present invention provides a curable compound product that forms a cured product having excellent heat resistance and high insulating properties by performing heat treatment. The curable compound product of the present disclosure contains a compound represented by Formula (1) below, and a proportion of a group represented by Formula (r-1) below to the sum of the group represented by Formula (r-1) below and a group represented by Formula (r-2) below is 97% or greater. In Formula (1), R1 and R2 are identical or different, and each represent the group represented by Formula (r-1) the group represented by Formula (r-2) below: D1 and D2 are identical or different, and each represent a single bond or a linking group. L represents a divalent group having a repeating unit containing a structure represented by Formula (I) below and a structure represented by Formula (II) below.

Abstract: The present disclosure relates to silicone-coated mineral wool insulation materials, methods for making them using specific coating methods, and methods for using them. One aspect of the disclosure is a method for making a silicone-coated mineral wool, the method comprising: providing a mineral wool comprising a collection of mineral wool fibers; applying to the mineral wool a solvent-borne coating composition comprising a silicone, the silicone of the coating composition having a number-average molecular weight of at least 25 kDa; and allowing the solvent to evaporate to provide silicone-coated mineral wool.

Abstract: Provided herein are various metallopolymers and methods of making the same.

Abstract: Described herein is the preparation of solid acid fuel cell (SAFC) electrode materials suitable for intermediate temperature (200° C.-300° C.) oxygen reduction reaction (ORR) catalysis via anaerobic, in vacuo pyrolysis of metal-organic coordination polymer precursor materials with divalent metals (e.g. Pt or Pd) as nodes to form small, catalytically active nanoparticles inside a porous, electrically conductive carbonized framework.

Abstract: A composition is made by melt-mixing pellets and a further propylene-based polymer, wherein the pellets are pellets of a glass fiber-reinforced thermoplastic polymer composition having a sheathed continuous multifilament strand including a core that extends in the longitudinal direction and a polymer sheath which intimately surrounds said core, wherein the core includes at least one continuous glass multifilament strand, the polymer sheath has a thermoplastic polymer composition containing a polyolefin and having a melt flow index as measured according to ISO 1133-1:2011 (2.16 kg/230° C.) of at least 1.0 dg/min and less than 47 dg/min, wherein the length of the glass filaments in the pellets is substantially the same as the pellet length, and is 10 to 55 mm, wherein the further polyolefin has a melt flow index as measured according to ISO 1133-1:2011 (2.16 kg/230° C.) of less than 20 dg/min.

Abstract: An aluminum borate whisker reinforced and toughened non-metallic matrix composite is provided, which specifically includes a non-metallic material reinforced and toughened with aluminum borate whiskers. The composite exhibits a higher bending strength and fracture toughness and a higher wear resistance. A method for preparing the composite is also provided. The method includes mixing the aluminum borate whiskers and the non-metallic material to form a mixture; and sintering the mixture by a vacuum hot press method, or molding the mixture.

Abstract: The present invention relates to a fluororesin film, and particularly to a film having a low coefficient of thermal expansion. The fluororesin film of the present invention is a fluororesin film having polytetrafluoroethylene-derived endothermic peaks in the temperature ranges of 339° C. to 355° C. and 370° C. to 390° C. in a crystal melting curve measured by differential scanning calorimetry (DSC) during heating at a heating rate of 10° C./min, wherein the crystal melting curve has no polytetrafluoroethylene-derived endothermic peak at a temperature lower than 339° C., and the film has film thickness and haze values that are within a quadrilateral region surrounded by straight lines connecting point A (0.01, 10.0), point B (0.25, 50.0), point C (0.25, 99.5), and point D (0.01, 50.0) in x-y orthogonal coordinates wherein the x-axis represents the film thickness and the y-axis represents the haze value measured in accordance with ISO14782.

Abstract: An implementation relates to a polyester-based film having low hygroscopicity, a manufacturing method therefor, and a membrane electrode assembly comprising same, and the polyester-based film has excellent flexibility, adhesion and durability and has a moisture absorption represented by formula 1, which meets 0.25% or less, and thus has excellent hydrolysis resistance so as to be applied as a film for a fuel cell sub-gasket and exhibit excellent characteristics.

Abstract: A laminated body includes an innermost sealant layer formed of a polyethylene-based resin, a base material layer formed of a polyethylene-based resin, and an outermost heat-resistant layer formed on an outer surface of the base material layer. A package body includes a folding member. At least the folding member of the package body is formed of the laminated body.

Abstract: The present invention relates to a film comprising at least one sealing layer wherein at least one layer A of the sealing layer(s) comprises a polyethylene comprising moieties derived from ethylene and moieties derived from an ?-olefin comprising 4 to 10 carbon atoms, the polyethylene having a density of ?870 and ?920 kg/m3 as determined in accordance with ASTM D792 (2013), wherein the polyethylene has: a fraction of material that is eluted in analytical temperature rising elution fractionation (a-TREF) at a temperature ?30.0° C. of ?14.0 wt %, preferably ?5.0 wt % and ?14.0 wt %, more preferably ?5.0 wt % and ?12.5 wt %, with regard to the total weight of the polyethylene; a shear storage modulus G? determined at a shear loss modulus G?=5000 Pa of <500 Pa, G? and G? being determined in accordance with ISO 6721-10 (2015) at 190° C.; a melt mass-flow rate, determined at 190° C. under a load of 2.16 kg in accordance with ASTM D1238 (2013) of ?4.00 and ?8.

Abstract: The present disclosure provides for improved material surface modification. In one aspect, the present disclosure provides a method of surface modifying a material, the method comprising the steps of (1) oxidizing the material such that the oxidation level of the surface of the material is in a specific numerical range when measured by X-ray photoelectron spectroscopy (XPS), (2) (A) grafting the oxidized material and/or (B) coating the oxidized material with a hydrophilic polymer. In one aspect, the present disclosure provides a method of producing a fiber composite material in which the fiber material is contained within the second material, the method comprising the steps of (1) oxidizing at least one of the fiber material and the second material, (2) interface adhering or bonding the fiber material and the second material after the oxidizing step (3) melting the second material to obtain the fiber composite material.

Abstract: Provided is a method for preparing a crosslinked polyvinyl chloride structure foamed material by using a physical foaming agent, comprising: melting and mixing a polyvinyl chloride resin, a modified resin, an isocyanate, an anhydride, a nucleating agent and a heat stabilizer to obtain a blank; immersing the blank into a foaming gas for foaming to obtain a foamed body; and subjecting the foamed body to crosslinking curing to obtain a crosslinked polyvinyl chloride structure foamed material. According to the present invention, the crosslinked polyvinyl chloride structure foamed material is prepared by means of a brand-new process route, and the composition and proportion of the PVC resin and other raw materials can be adjusted in a wide range; and carbon dioxide or nitrogen is used for foaming. Further provided is a crosslinked polyvinyl chloride structure foamed material.

Abstract: A composition including a photoinitiator and an azo compound are cured with the formation of bubbles. The method can also be carried out in a multi-stage method involving irradiation and heating.

Abstract: A method of forming panels. The method comprises mixing a composition comprising curable resin, microspheres and at least one additive in the presence of a catalyst. The method further comprises transferring the composition to a cuboid shaped mold and allowing the composition to cure in the cuboid shaped mold to form a cuboid shaped body of syntactic foam material. The method further comprises demolding the cuboid shaped body of syntactic foam material and cutting panels from the cuboid shaped body of syntactic foam material. The method further comprises drying the panels.

Abstract: A polyurethane foam which is obtained from an inert gas and a polyurethane reaction composition containing a polyol component, a foam stabilizer, a catalyst and an isocyanate component, by a mechanical froth method, wherein: the polyol component contains a polymer polyol having a solid content of from 20% by weight to 43% by weight; and the polyurethane reaction composition contains an acid-modified polyolefin powder.

Abstract: One aspect of the present application relates to a method of decomposing a polymeric reactant. This method comprises reacting the polymeric reactant in an oxygen containing ionized gas plasma to decompose the polymeric reactant and produce oxygen-functionalized products. The reacting is carried out at a temperature of 20 to 450° C. Another aspect of the present application relates to a method of removing carbon dioxide and/or carbon monoxide from a gas mixture. This method comprises providing a gas mixture comprising carbon dioxide and/or carbon monoxide. The gas mixture is contacted with a polymeric reactant in an ionized gas plasma to remove carbon dioxide and/or carbon monoxide from the gas mixture and produce oxygen-functionalized products.

Abstract: The present invention relates generally to the field of degrading polyurethane (PU), for example PU layers in multi-layer packaging. For example, the present invention relates to a method of degrading polyurethane (PU) comprising the step of subjecting the PU to an enzyme cocktail comprising at least one lipase and at least one cutinase. The PU may be a PU-based layer in a multilayer packaging structure comprised in a packaging. Remarkably, the subject matter of the present invention allows the efficient selective degradation of PU containing layers in multi-layer packaging materials.

Abstract: The present application relates to an antistatic composition, which includes a conductive structure formed by connecting a modified graphene oxide or a modified carbon nanotube with a conductive polymer; silver nanoparticles; and a solvent, and a corrosion inhibition film including the same. The corrosion inhibition film of the present application has excellent antibacterial activity and excellent corrosion inhibiting ability.

Abstract: To provide resin compositions excellent in electrical conductivity and flexibility. A resin composition comprising a fluororesin and a carbon nanostructure, wherein the carbon nanostructure includes a plurality of carbon nanotubes that are branched and share a common wall with each other.

Abstract: A fluorine-containing elastomer composition includes a curable fluorine-containing polymer comprising at least one fluorinated cure site monomer having a cure site; an group IIIB element-containing reinforcing additive in an amount of 8 to 15 weight parts with respect to 100 weight parts of the curable fluorine-containing polymer; and a curative configured for curing the at least one fluorinated cure site monomer.

Abstract: Methods for reducing moisture content of alkaline earth metal carbonate may include introducing alkaline earth metal carbonate having a moisture content ranging from about 0.1% by mass to about 10% by mass into a primary crusher and operating the primary crusher to obtain alkaline earth metal carbonate particles having a top cut particle size d90 of 90 microns or less. The method may also include introducing the particles into a primary grinder and operating the primary grinder to obtain reduced-size alkaline earth metal carbonate particles having a median particle size d50 of about 60 microns or less. The method may further include introducing the reduced-size particles into a classifier mill and operating the classifier mill to obtain further-reduced-size alkaline earth metal carbonate particles having a median particle size d50 of about 12 microns or less, and a moisture content of about 0.15% by mass or less.

Abstract: Getter composition to be used for controlling the amount of moisture and organic gases in sealed electronic or optoelectronic devices, said composition comprising a blend of first getter and second getter powders in a weight ratio comprised between 0.1 and 5.0, wherein the first getter is polyphenylene oxide (PPO) or Poly(2,6-diphenyl-p-phenylene oxide) (PPPO) and the second getter is a Faujasite (FAU) zeolite or a mixture of a Faujasite (FAU) zeolite and a Linde Type A (LTA) zeolite with a ratio comprised between 0.1 and 5.0. The invention also relates to a dispensable paste comprising a resin and the getter composition.

Abstract: An esterification method for improving the dispersibility of a hydroxyl-containing nano-material is disclosed herein. The method comprises: S1, thoroughly stirring and uniformly mixing a hydroxyl-containing nano-material precursor and an organic solvent to obtain a mixture; S2, heating and fully pre-reacting the mixture in step S1; and S3, adding an acyl halide to the solution which is heated and fully pre-reacted in step S2, and then further reacting same to finally obtain a surface-modified hydroxyl-containing nano-material.

Abstract: The present application is directed to a compound having the Formula (I): wherein R1, R2, and R3 are as described herein. The present application is also directed to a wax composition comprising a wax and a compound of Formula (I). Processes of making a wax composition and for coating a plant or plant part with the compound of Formula (I) are also described.

Abstract: The present invention relates to a composition comprising a polymerized C10-30alkanetriC1-5alkoxysilane, a surfactant, an organic acid catalyst and water, and optionally an inorganic component and to a process for manufacturing said composition. The invention also relates to uses of the composition as a water repellant coating, and/or as a mold-resistant coating and/or as a fire-resistant coating on organic or inorganic surfaces.

Abstract: A glass filled SMC composition having an effective amount of graphene for providing improved Izod impact strength, flexural strength and tensile properties over and SMC composition without graphene as an additive.

Abstract: Disclosed herein are sugar-based composites that are a recyclable and environmentally friendly replacement for plastics. The sugar-based composites are a renewable, recyclable, degradable, energy-efficient, and lightweight replacement of plastics in short term use applications. The sugar-based composites comprise small molecule sugar compounds. Methods of preparing and methods of recycling the sugar-based composites are also disclosed.

Abstract: The present disclosure discloses methods for preparing a composite film based on reduced graphene oxide, cellulose nanocrystals, and cellulose nanofibers. The method mainly includes: 1. preparing a suspension mixed with graphite oxide and cellulose; 2. centrifuging the suspension obtained in the step (1) and washing the sediment after centrifuging with deionized water to obtain a solution, homogenizing the solution in a high-pressure homogenizer to obtain a suspension mixed with graphene oxide, cellulose nanocrystals, and cellulose nanofibers; and 3. drying the suspension mixed with graphene oxide, cellulose nanocrystals, and cellulose nanofibers in a petri dish, and soaking a dried film in a hydroiodic acid solution; and washing the soaked film with deionized water to obtain the composite film of reduced graphene oxide, cellulose nanocrystals, and cellulose nanofibers.

Abstract: The present invention provides an improved method of quantitative and/or qualitative analysis of a target molecule using nitrocellulose membrane (NCM). In particular, the present invention provides a porous nitrocellulose membrane that includes a surface and an organic nanostructured molecule that is non-covalently attached to the surface of NCM. The organic nanostructured molecule has a branched region that includes a plurality of terminal region (e.g., terminal end) moieties that are non-covalently attached or bound to a surface of the porous NCM. The organic nanostructured molecule also comprises a linear region that includes a covalently attached capture molecule that is adapted to selectively bind to a target molecule. The NCM of the invention provides an improved reproducibility, reliability, and selectivity compared an NCM in the absence of the organic nanostructured molecule.

Abstract: Inclusion of a thiol-functionalized EPDM in a rubber composition provides to the EPDM an enhanced affinity for carbon black fillers. Relatively small amounts of sue thiol-functionalized EPDM in a rubber composition that includes at least one polymer which includes ethylenic unsaturation permits better dispersion of such fillers, resulting in vulcanizates that have improved performance properties, specifically, simultaneous improvements in hysteresis and resistance to crack growth.

Abstract: A high strength multimodal polyethylene composition useful for manufacturing a plastic article therefrom, the composition including a mixture of: (a) at least one first polymer resin comprising a high molecular weight copolymer resin having a molecular weight of greater than 350,000 g/mol; (b) at least one second polymer resin comprising a low molecular weight homopolymer resin having a molecular weight of less than 30,000 g/mol; and (c) at least one third polymer resin comprising a medium molecular weight copolymer resin having a molecular weight of from 50,000 g/mol to 150,000 g/mol; wherein the high strength multimodal polyethylene composition has minimum required strength of greater than 11.3 MPa; a process for producing the above composition; and a pipe article made from the above composition.

Abstract: An aqueous dispersion composition according embodiments of the present invention includes an ethylene-carboxylic acid copolymer, an anti-blocking agent including a polymer wax included in a content of 5 wt % or more based on a weight of the ethylene-carboxylic acid copolymer, and an aqueous dispersion medium. A peak area corresponding to a melting point of 80° C. or less in a differential scanning calorimetry (DSC) graph is 50% or more. Blocking phenomenon is suppressed using the anti-blocking agent while achieving desired heat seal properties.

Abstract: Embodiments of polymer blends may include a first polymer composition and a second polymer composition. The first polymer composition may include a polyolefin having a thermal transition temperature of at least 100° C. and a graftable monomer having at least one acid or anhydride functional group grafted onto the polyolefin. The second polymer composition may include an E/X/Y ethylene interpolymer, wherein E is an ethylene monomer and comprises greater than 50 wt. % of the interpolymer, X is an ?,?-unsaturated C3-C8 carboxylic acid and comprises greater than 0 to 25 wt. % of the interpolymer, and Y is an optional comonomer comprising C1-C8 alkyl acrylate.

Abstract: This disclosure relates to a film layer for use in flexible metal clad laminates. The film layer comprises a thermosetting composition comprising: a copolymer of (a) a diisoalkenylarene (DIAEA) and (b) a divinylarene (DVA) containing a mixture of m-divinylarene and p-divinylarene, in a mole ratio of (a) to (b) of 15:1 to 1:15; a second polymer; a filler and optional additives. Flexible metal clad laminates made with the film further comprises a metal foil bonded to the surface of the film. The thermosetting composition containing the DIAEA-DVA copolymer provides improved thermal stability at high temperature, excellent processability, and electrical properties, e.g., Dk and Df.

Abstract: A method of manufacture of a composite material comprising the steps of providing a mixture of polyvinyl alcohol and a fibrous or non-fibrous cellulosic material; heating the mixture to a temperature of 190° C. or greater; allowing the mixture to react to form a composite mixture; and allowing the mixture to cool to form an isotropic solid composite material.

Abstract: A moisture-curable semiconductive formulation consisting essentially of a polyethylene-based polymer blend (uncured) and a conventional carbon black. The polyethylene-based polymer blend comprises a mixture of an ethylene/(alkenyl-functional hydrolyzable silane)/(optional olefinic hydrocarbon) copolymer and an ethylene/unsaturated carboxylic ester copolymer that is free of moisture curable groups. We also discovered methods of making and using same, a moisture-cured semiconductive product made therefrom, and articles containing or made from same.

Abstract: A method for producing a molded article including a washing step of washing a molded article with hot water at 40 to 100° C., the molded article being prepared from a latex composition containing a conjugated diene polymer latex and a xanthogen compound.

Abstract: A resin composition comprises a polyether ether ketone, an aromatic polysulfone, a polyetherimide, and a fibrous filler.

Abstract: Post-consumer recycled polyethylene terephthalate (PCR-PET) flake is treated with chelant to reduce discoloration and generation of non-intentionally added substances (NIAS) upon melt-processing for use in making thermoplastic articles from the PCR-PET flake.

Abstract: A thermoplastic vulcanizate is provided. The thermoplastic vulcanizate includes: (A) about 100 parts by weight of a styrene copolymer rubber; (B) about 40-90 parts by weight of a thermoplastic elastomer; (C) about 5-15 parts by weight of an interfacial compatible resin; and (D) about 0.2-3 parts by weight of a cross-linking formulation, wherein the content of component (A) is greater than the content of component (B). Component (A) is dispersed in component (B) in the form of particles with a particle size of about 0.5-10 ?m.

Abstract: Disclosed is a high ultraviolet blocking polylactic acid composite material reinforced by POSS modified bamboo powder. The preparation method therefor includes steps of carrying out chemical grafting modification of bamboo powder with proper particle size by using POSS containing specific organic groups, and then adding the modified bamboo powder to polylactic acid for melting and co-extrusion to obtain POSS modified bamboo powder. The present disclosure makes full use of the 30% lignin in the bamboo powder, having the advantages of wide source, biological metabolizability and low price; the present disclosure does not need the traditional inorganic ultraviolet blocking agent, nor need to extract refined lignin from natural materials, but directly takes inexpensive and easy-to-obtain bamboo powder as main raw material. The composite material prepared in the present disclosure can greatly improve the UV blocking performance, mechanical properties and thermal stability of the PLA.

Abstract: A resin composition including a liquid crystalline polymer and a fluororesin, wherein the fluororesin has a peak area percentage of a CF3 groups content relative to a CF2 groups content in the fluororesin of 0.05% or more, as determined by the following [Method for measuring CF3 groups content]: the CF3 groups content relative to the CF2 groups content in the fluororesin is calculated as an area percentage from a peak area ICF3 corresponding to the CF3 groups and a peak area ICF2 corresponding to the CF2 groups measured by 19F solid-state NMR, and is determined by the following formula (f1): CF3 groups content (%)={(ICF3/3)/(ICF2/2)}×100 (f1).

Abstract: The present invention relates to a heat resistant composition comprising polycarbonate and polyester, wherein said polyester comprises poly(ethylene terephthalate), that is substantially free of isophthalic acid moieties. The composition has a Vicat softening point, as determined by ISO-306 B120 at a load of 50N and a speed of 120° C./hr that is higher than the Vicat softening point of an otherwise identical composition wherein the poly(ethylene terephthalate) component contains isophthalic acid moieties. The present invention further relates to an article comprising or consisting of such a composition.

Abstract: Described herein are poloxamer compositions for use as a shear protectant in cell culture and methods for preparing and using such compositions.

Abstract: Compounded thermoplastic resin, molding composition, compounded polyamide composition, articles formed from the same, and methods of making the resins/compositions and articles. A compounded thermoplastic resin includes a polyamide composition and a random copolymer composition.

Abstract: A problem to be solved by the present invention is to provide a resin composition suitable for spinning, particularly electrospinning, and in addition, to provide a heat-resistant non-woven fabric having excellent strength and a method of producing the same. A main object of the present invention is: to provide a resin composition including: (a) at least one heat-resistant resin or a precursor thereof, the heat-resistant resin being selected from the group consisting of a heat-resistant resin containing a nitrogen atom and a heat-resistant resin containing, in the main chain, a group selected from the group consisting of ether group, ketone group, sulfone group, and sulfide group; (b) a solvent; and (c) a surfactant having a fluoroalkyl group; and to form a non-woven fabric using the resin composition by an electrospinning method.

Abstract: The invention describes a method of forming aqueous lignin-epoxy hybrid nanoparticles with switchable surface characteristics. The invention is applicable to production of technical adhesives and covalent surface modification of lignin nanoparticles under harsh reaction conditions. Further, in terms of the covalent functionalization of lignin nanoparticles (LNPs), this invention presents the covalent cationization of LNPs by means of attached quaternary ammonium groups.