Abstract: A nonlimiting example method for synthesizing a pigment-pendent polyamide (PP-polyamide) may comprise: functionalizing metal oxide particles bound to a pigment particle with a compound having an epoxy to produce a surface treated pigment having a pendent epoxy; and reacting the pendent epoxy with a polyamide to yield the PP-polyamide. Another nonlimiting example method for synthesizing a PP-polyamide may comprise: functionalizing metal oxide particles bound to a pigment particle with a silica particle having a carboxylic acid surface treatment to produce a surface treated pigment having a pendent carboxylic acid; converting the pendent carboxylic acid to a pendent acid chloride; and reacting the pendent acid chloride with a polyamide to yield the PP-polyamide.

Abstract: Process for producing SiOC-bonded, linear polydimethylsiloxane-polyoxyalkylene block copolymers comprising repeating (AB) units, comprising pretreating acidified, end-equilibrated ?,?-diacetoxypolydimethylsiloxanes with a base and reacting the ?,?-diacetoxypolydimethylsiloxanes resulting therefrom with polyether diols in the presence of a solid, liquid or gaseous base, optionally using inert solvents.

Abstract: A method of preparing an alkoxy-functional organosilicon compound is provided. The method comprises reacting (A) an initial organosilicon compound and (B) an alcohol component in the presence of (C) a catalyst, thereby preparing the alkoxy-functional organosilicon compound. The initial organosilicon compound (A) comprises at least one alkoxysilyl group. The alcohol component (B) comprises an organic alcohol. The catalyst (C) comprises (C1) an ammonium carboxylate compound or (C2) a titanate compound. A reaction product comprising an alkoxy-functional organosilicon compound prepared in accordance with the method, and a composition comprising the reaction product, are also provided. The alkoxy-functional organosilicon compound, and the reaction product and composition comprising the same, are prepared in increased purity under functional group-tolerant conditions.

Abstract: The purpose of the present invention is to provide a polysiloxane monomer which gives an ophthalmic device with excellent wettability and a method for preparing the same. The present invention provides a compound represented by the following formula (1): wherein R1 is a hydrogen atom or a methyl group, L1 is a single bond or a divalent hydrocarbon group which has 1 to 6 carbon atoms and may have at least one selected from an ether bond, an ester bond, and a urethane bond, Z is a monovalent organic group which has 1 to 10 carbon atoms and has a quaternary ammonium group or an amphoteric ion group, A is a linear or branched organo(poly)siloxanyl group having 1 to 100 siloxane units, L2 is a linear, branched or cyclic, divalent or trivalent hydrocarbon group which has 2 to 10 carbon atoms and may have an ether bond, and L3 is a divalent or trivalent hydrocarbon group having one carbon atom, provided that and when L3 is trivalent, then L2 is also trivalent, and L3 and L2 together form a ring.

Abstract: Segmented silicone polymers incorporating segments formed from medium-chain fatty acids are generally disclosed herein. Methods of using such compounds, for example, as surfactants, are also disclosed herein, as well as methods of making such compounds, for example, from medium-chain fatty acids derived from natural oils.

Abstract: Provided herein is a method of recycling reactive prepolymers from additively manufactured articles or recovered coating material that comprises a crosslinked polymer formed from a single-cure resin comprising a reactive blocked prepolymer and a crosslinker, by forming and recovering a regenerated reactive prepolymer. Light-polymerizable resins, methods of making recyclable objects from such resins, and methods for sustainable manufacturing are also provided.

Abstract: Provided is a method for producing resin particles by melt-kneading with a non-water-soluble resin in a wide range of melt-kneading temperature according to the melting point or glass transition temperature of the resin. This production method includes melt-kneading a water-soluble matrix, containing a modified polyvinyl alcohol-based resin, and a non-water-soluble resin to form a pre-molded article in which the non-water-soluble resin is dispersed in particulate; and bringing the pre-molded article into contact with an aqueous solvent to elute the matrix. The modified polyvinyl alcohol-based resin contains in a side chain thereof an alkyl group including at least one hydroxyl group (for example, a 1,2-dihydroxyalkyl group).

Abstract: A method of pneumatically conveying superabsorbent particles, wherein the superabsorbent particles have been admixed with an aqueous wax dispersion prior to the pneumatic conveying, the wax has a glass transition temperature of at least 65° C. and, based on the untreated superabsorbent particles, from 0.020% to 0.20% by weight of wax has been used.

Abstract: The present disclosure relates to a process for dyeing a hydrolysis-resistant polyester film. The process comprises dyeing of a hydrolysis resistant polyester film in a dye bath comprising at least one coloring agent (dye), at least one polyhydric alcohol, and optionally at least one UV absorber to obtain a dyed film. The dyed film is subjected to quenching followed by cleaning and drying to obtain a dyed hydrolysis-resistant polyester film. The process of the present disclosure is simple, economical, improve hydrolysis resistance, and also retains the mechanical properties of the film when exposed to harsh environmental conditions.

Abstract: A concentrate carrier system for adding colorants and/or other additives to resin formulations over a broad range of processing temperatures is described. The carrier system includes at least 20 wt. % of a base acrylate copolymer, such as ethyl-methyl acrylate, provided in combination with less than 55 or less than 30 wt. % of a ring-opened cyclic ester or ether derivative, such as polycaprolactone, polyhydroxyalkonates, polyglycolide, polylactide, poly(butylene succinate), other aliphatic linear polyesters. The remainder, which may include an optional organic plasticizer such as epoxidized soybean oil, is dedicated to an additive package that may include colorants, property enhancers, and/or non-property fillers.

Abstract: A process for producing a thermoformable polymer/fiber composite using a fibrous substrate, an organic di- or polyisocyanate compound and a dispersion polymer.

Abstract: A polyvinyl alcohol film comprises a vinyl alcohol-based polymer, wherein, when the polyvinyl alcohol film being measured by a solid echo method using pulse NMR at 60° C. for waveform separation of a free induction decay curve of 1H spin-spin relaxation into three curves derived from three components a component A, a component B, and a component C in order of short relaxation time, the component A has a resulting relaxation time of 0.0070 milliseconds or more and 0.0092 milliseconds or less, and a resulting component ratio of 20% or more and 50% or less.

Abstract: A method of modifying a deformable substrate that includes depositing a sessile liquid droplet on a first surface of a deformable substrate, the sessile liquid droplet forming a deformed region in the first surface of the deformable substrate, the deformed region having a recess and a perimeter rim, the recess extending toward a second surface of the deformable substrate, and the perimeter rim extending away from the second surface of the deformable substrate and curing the deformable substrate, thereby increasing an elastic modulus of the deformable substrate such that upon removal of the sessile liquid droplet, the deformed region remains in the first surface of the deformable substrate.

Abstract: Polypropylene (PP) superhydrophobic sheets and a fabrication method thereof are provided. Superhydrophobic PP sheets of varying thickness having a base layer and a top layer may be fabricated using recycled or waste PP, where the fabrication process uses 20% of total plastic waste to prepare said sheets having contact angles ranging from 140 to 160 degrees. The polypropylene (PP) superhydrophobic sheets may impart protective water-repellent properties against the elements.

Abstract: The invention relates to the use of a mineral having perovskite structure in vinyl aromatic polymer foam, i) for decreasing the thermal conductivity, ii) for increasing the mechanical properties (namely compressive strength and bending strength), or iii) for improving the self-extinguishing properties of the foam. The polymer foam further comprises one or more athermanous additives selected from a) powder inorganic additive selected from powders of silica and calcium phosphate, b) powder carbonaceous additive selected from powders of graphite, carbon black, petroleum coke, graphitized carbon black, graphite oxides, and graphene, and c) powder geopolymer and powder geopolymer composite.

Abstract: Tooling and components of an injection-molding system may be used to mold a foam article. The tooling and components may include features that control parameters of the injection-molding and foaming process, such as temperature, pressure, shot size, shot placement, and the like.

Abstract: Described herein are thermoplastic molding materials including components: A) 10 to 98.5 wt % of a thermoplastic polyamide, B) 1 to 20 wt % of red phosphorus, C) 0.5 to 15 wt % of an aluminum salt of phosphonic acid, D) 0 to 55 wt % of a fibrous or particulate filler or mixtures thereof, E) 0 to 30 wt % of further additives, wherein the weight percentages of the components A) to E) sum to 100%.

Abstract: A reactive amine accelerator is prepared by reacting a primary or secondary aromatic amine with a diglycidyl ether and an ?,?-unsaturated carboxylic acid. The reactive amine accelerator can be used in a reactive resin, in particular based on an epoxy (meth)acrylate resin or a urethane (meth)acrylate resin. A reactive resin composition, in particular based on epoxy (meth)acrylate resin and urethane (meth)acrylate resin, which has an amine accelerator is useful. The amine accelerator is covalently incorporated into the polymer network.

Abstract: A method for preparing tea-based composite board includes steps of: weighing raw materials as below: 60-70 parts of waste tea residues, 20-50 parts of tea stems, 12-30 parts of straw powder, 10-30 parts of tea pectin cellulose, 30-40 parts of coffee residues, 2-5 parts of a compatibilizer, 0.2-1.5 parts of a lubricant, 2-3 parts of a colorant, 0.1-3 parts of an antioxidant, and 0.1-3 parts of a stabilizer; soaking the tea stems in water at 60-80° C., performing through cleaning, drying in the air, and grinding to obtain tea powder with a mesh size of 10-20 meshes; mixing the waste tea residues, the tea powder, the straw powder, the tea pectin cellulose, the coffee residues, the compatibilizer, and the lubricant at 120-150° C. for 20-30 minutes; and lowering the temperature to 50-60° C., further adding and mixing colorant, antioxidant and stabilizer, and performing hydro-molding at 50-118° C. to obtain the tea-based composite board.

Abstract: The present invention relates to the field of manufacture of polymer materials, and more particularly to an ultra-high molecular weight polyethylene (UHMWPE) composition and a cut resistant and creep resistant fiber prepared therefrom. The ultra-high molecular weight polyethylene composition comprises the following components: modified graphene, modified silicon carbide whisker, and ultra-high molecular weight polyethylene. The ultra-high molecular weight polyethylene composition provided by the present invention has superior cut resistance, high strength and high modulus. By regulating the morphology of silicon carbide, the type of a coupling agent, the mixing ratio and so on, not only cut resistance, high strength and high modulus can be provided, but also creep resistance can be improved.

Abstract: Disclosed is a polymeric composition containing at least 95 wt. % of a polypropylene copolymer; and 50 ppm to 2000 ppm of an aryl amide containing clarifying agent or a phosphate ester salt containing clarifying agent or a combination thereof, wherein the polymeric composition has a haze value of A after being extruded once and a haze value of B after being extruded 5 times, wherein the ratio of A to B is 1 to 1.35 and A is less than 25%, and wherein A and B are determined in accordance with ASTM D1003, at a thickness of about 40 mil, methods of making the polymeric composition and articles containing the polymeric composition.

Abstract: A foamable composition including a polypropylene-based copolymer and a polyolefin is disclosed. The composition can be used to make a stiff foam with a high closed-cell content. Methods for producing the composition and the foam are provided.

Abstract: Provided is a curable composition comprising a partially fluorinated fluoropolymer, optionally an organo-onium accelerator an acid acceptor; and a crosslinking component of the formula.

Abstract: A core-shell particle including a core containing a perfluoropolymer and a shell containing a non-fluorine resin, the core having a periphery coated with the non-fluorine resin at a coverage of 90% or more, the perfluoropolymer being a polymer containing a polymerized unit based on a perfluoro monomer in an amount of 90 mol % or more relative to all polymerized units, and the shell having a mass of 50 or less relative to a total mass of the core and the shell of 80. Also disclosed is a method for producing the core-shell particle.

Abstract: The present disclosure provides biodegradable and compostable playdough compositions. In addition, the present disclosure also relates to playdough compositions based on recycled breads as a primary constituent. Processes of manufacturing the playdough compositions is also disclosed.

Abstract: Solvent free epoxy system that includes: a hardener compound H comprising: a molecular structure (Y1—R1—Y2), wherein R1 is an ionic moiety Y1 is a nucleophilic group and Y2 nucleophilic group; and an ionic moiety A acting as a counter ion to R1; and an epoxy compound E comprising: a molecular structure (Z1—R2—Z2), wherein R2 is an ionic moiety, Z1 comprises an epoxide group, and Z2 comprises an epoxide group; and an ionic moiety B acting as a counter ion to R2. In embodiments, the epoxy compound E and/or the hardener H is comprised in a solvent-less ionic liquid. The systems can further include accelerators, crosslinkers, plasticizers, inhibitors, ionic hydrophobic and/or super-hydrophobic compounds, ionic hydrophilic compounds, ionic transitional hydrophobic/hydrophilic compounds, biological active compounds, and/or plasticizer compounds. Polymers made from the disclosed epoxy systems and their methods of used.

Abstract: An aqueous treatment agent for preparing a cord by treating an untreated yarn for a power transmission belt includes at least a first aqueous treatment agent. The first aqueous treatment agent contains an epoxy resin (A), a polycarbonate polyol (B), and a blocked polyisocyanate (C). The epoxy resin (A) may contain a bisphenol type epoxy resin (A1). The polycarbonate polyol (B) may contain a polycarbonate diol (B1). The blocked polyisocyanate (C) may contain at least one blocked polyisocyanate selected from the group consisting of an aliphatic polyisocyanate or derivatives thereof and an aromatic polyisocyanate and having a dissociation temperature of 120° C. to 180° C.

Abstract: An aliphatic epoxy resin precursor composition containing an epoxy component and, optionally, a reactive component, the composition containing no phenols, wherein the epoxy component is a glycerol-based ether, and wherein the precursor composition contains greater than about 60% (w/w) of the epoxy component and between 0% and 30% (w/w) of the reactive component. A cured aliphatic epoxy resin containing a precursor composition and a curing component, the precursor composition including an epoxy component and, optionally, a reactive component, and the cured resin containing no phenols, wherein the epoxy component is a glycerol-based ether, and wherein the precursor composition contains greater than about 60% (w/w) of the epoxy component and between 0% and 30% (w/w) of the reactive component.

Abstract: This invention is directed to composites and films comprising hydroxyapatite, biodegradable polymer, a biocompatible surfactant with inorganic fullerene-like (IF) nanoparticles or inorganic nanotubes (INT); methods of preparation and uses thereof.

Abstract: A biobased additive is provided that is both a nucleating and a reinforcing agent when added to thermoplastic polyester (e.g., biopolyesters). A composite material, which is an additive-reinforced biopolyester, was prepared and improved thermo-mechanical properties were quantified. This composite material is a new class of biobased material that offers a sustainable, environmentally-friendly solution for packaging and other applications.

Abstract: Disclosed herein is a copolymer comprising first polymerized units of the formula (1); wherein: R1 is H or a substituted or unsubstituted C1-C6 alkyl group; and R2 is a substituted or unsubstituted C3-C20 alkyl group that optionally includes one or more of —O—, —S—, —N—, —C(O)—, or —C(O)O—, —N—C(O)—, —C(O)—NR—; wherein R is H or a substituted or unsubstituted C1-C6 alkyl group; and second polymerized units of the formula (2): wherein: R3 is a substituted or unsubstituted C1-C6 alkyl group that optionally includes one or more of —O—, —N—, —S—, —C(O)—, or —C(O)O—; wherein the first polymerized units and the second polymerized units are chemically different, and the copolymer is free of fluorine.

Abstract: A low-dielectric rubber resin material and a low-dielectric metal substrate are provided. The rubber resin material includes a low-dielectric rubber resin composition and inorganic fillers. The low-dielectric rubber resin composition includes: 5 wt % to 40 wt % of a liquid rubber, 20 wt % to 70 wt % of a polyphenylene ether resin, 5 wt % to 30 wt % of a bismaleimide resin, and 20 wt % to 45 wt % of a crosslinker. A molecular weight of the liquid rubber ranges from 800 g/mol to 6000 g/mol. An iodine value of the liquid rubber ranges from 30 g/100 g to 60 g/100 g.

Abstract: The invention relates to a flame-retardant polyamide composition containing: as component A) 1 to 96 wt. % of one or more thermoplastic polyamides; as component B) 2 to 25 wt. % of a diorganylphosphinic acid salt of formula (I), wherein R1 and R2 are the same or different and C1-C18 alkyl is linear, branched or cyclical, C6-C18 aryl, C7-C18 arylalkyl and/or C7-C18 alkylaryl; M is Mg, Ca, Al, Sb, Sn, Ge, Ti, Zn, Fe, Zr, Ce, Bi, Sr, Mn, Li, Na, K and/or a protonated nitrogen base; m is 1 to 4; n is 1 to 4; as component C) 2 to 20 wt. % of at least a further polymer component, selected from the classes of thermoplastic polyester and polyester elastomers; as component D) 0 to 20 wt. % of a salt of the phosphorous acid of general formula (II), [HP(?O)O2]2?Mm+??(II) in which M is Mg, Ca, Al, Sb, Sn, Ge, Ti, Zn, Fe, Zr, Ce, Bi, Sr, Mn, Li, Na and/or K; as component E) 0 to 20 wt.

Abstract: Provided is a hemp and PBAT based biopolymer substrate as a replacement composition to various synthetic, or synthetic containing compounds, plastics. The substrate requires no specialized knowledge as known in the art, utilizes existing manufacturing equipment and methods of processing and contains no synthetic polymers. The substrate is biodegradable and compostable, and produces no micro plastic waste when discarded or by degradation. By selectively adjusting the ranges of the biopolymer substrate, various products with attributes of a myriad of plastic products can be manufactured according to their existing methods. The substrate is comprised of compounds from renewable resources and contributes zero greenhouse gas emissions at the end of a products useful life.

Abstract: A polydiorganosiloxane is useful in a composition and a method for preparing a wood plastic composite article. The wood plastic composite article is useful as a building material. The polydiorganosiloxane may be added to the composition in liquid form or may form part of a solid carrier component used to make the wood plastic composite article.

Abstract: The present invention pertains to the field of optical functional materials, in particular relates to a fluorescent dye having a structure as shown in Formula (I). The fluorescent dye having the structure is covalently bonded to the biological macromolecule, and is stable. The fluorescent dye has high sensitivity, and can be used for different applications, such as cell imaging, fluorescent probes, laser dyes, and fluorescence sensors, and exhibits excellent utility. The preparation method provided by the present invention has low raw material costs, high yields, and employs a simple process that does not produce pollution, simple process. The prepared fluorescent dye has a novel structure and excellent properties, and is suitable for wide range of applications in the fields of biology and environmental science.

Abstract: A color material aqueous solution having excellent thermal stability under acidic conditions, a method for manufacturing such a color material aqueous solution, and a blue-colored beverage are provided. Provided are: an acidic color material aqueous solution containing phycocyanin (A), a polyvalent carboxylic acid (B) containing one or more hydroxy groups, and at least one kind of nonionic emulsifier (C) selected from the group consisting of sucrose esters and polyglycerol esters, the at least one kind of nonionic emulsifier (C) having an HLB of 15 or more; a method for manufacturing an acidic color material aqueous solution including a step of dissolution in water (D); a method for manufacturing a color material aqueous solution in which the raw materials are dissolved in water; and a blue-colored beverage.

Abstract: The invention pertains to a process for the production of crystalline carbon structure networks in a reactor 3 which contains a reaction zone 3b and a termination zone 3c, by injecting a thermodynamically stable micro-emulsion c, comprising metal catalyst nanoparticles, into the reaction zone 3b which is at a temperature of above 600° C., preferably above 700° C., more preferably above 900° C., even more preferably above 1000° C., more preferably above 1100° C., preferably up to 3000° C., more preferably up to 2500° C., most preferably up to 2000° C., to produce crystalline carbon structure networks e, transferring these networks e to the termination zone 3c, and quenching or stopping the formation of crystalline carbon structure networks in the termination zone by spraying in water d.

Abstract: Inorganic coatings that may be used to coat and protect galvanized steel are disclosed. The protective inorganic coatings include a liquid composition portion comprising water, alkali metal oxide components and a silicate-containing component. The coatings also include a powder composition portion comprising microspheres, metal oxide powder and optional microfibers. When applied to galvanized steel, the coatings provide chemical and physical protection.

Abstract: Inorganic coatings that may be used to coat and protect steel are disclosed. The protective inorganic coatings include a liquid composition portion comprising water, alkali metal oxide components and a silicate-containing component. The coatings also include a powder composition portion comprising microspheres, metal oxide powder and optional microfibers. When applied to steel substrates, the coatings provide chemical and physical protection.

Abstract: A printable non-curable thixotropic hot melt composition is described. The composition comprises non-curable holt melt waxes transformed into a thixotropic composition by the use of thickeners. The thickeners can be added separately to the hot melt wax or formed in-situ. A process of forming such printable non-curable thixotropic hot melt composition is described.

Abstract: A printable non-curable thixotropic hot melt composition is described. The composition comprises non-curable holt melt waxes transformed into a thixotropic composition by the use of thickeners. The thickeners can be added separately to the hot melt wax or formed in-situ, either before or after application to the substrate. A process of forming such printable non-curable thixotropic hot melt composition is described.

Abstract: An article comprising a heater that comprises a high-resistance magnification (HRM) PTC ink deposited on a flexible substrate to form one or more resistors. The HRM PTC ink has a resistance magnification of at least 20 in a temperature range of at least 20 degrees Celsius above a switching temperature of the ink, the resistance magnification being defined as a ratio between a resistance of the double-resin ink at a temperature ‘T’ and a resistance of the double-resin ink at 25 degrees Celsius.

Abstract: An ink set includes an inkjet ink and a recording head filling liquid. The inkjet ink includes a pigment, a pigment coating resin, a first alkali metal ion, and water. The recording head filling liquid includes polyethylene glycol, a second alkali metal ion, a surfactant, and water. The polyethylene glycol has a mass average molecular weight of at least 180 and no greater than 800. A content ratio of the surfactant in the recording head filling liquid is greater than 0.00% by mass and no greater than 0.10% by mass. The first and second alkali metal ions each contain at least one of Li+, Na+, and K+.

Abstract: A method of applying a gas-impermeable coating includes forming a polyelectrolyte complex suspension. The polyelectrolyte complex suspension is applied to a substrate. The substrate having the polyelectrolyte complex applied thereon is treated. The treating reduces salt content of the polyelectrolyte complex. The treating results in a gas-impermeable coating being formed on the substrate.

Abstract: A paint composition has incombustibility, flame resistance, heat shielding, heat insulation, water resistance and dew condensation prevention effects, thereby being effectively usable as a finishing, heat insulating, water resistant and incombustible material for buildings, and has a significantly thick film thickness even if applied only once, thereby being rapidly and conveniently usable when applied.

Abstract: Disclosed herein is a shelf-stable, two-part formula for making an antimicrobial biphasic polymer. Some variations provide a two-part formula for fabricating a biphasic polymer, wherein the two-part formula consists essentially of (A) a first liquid volume, wherein the first liquid volume comprises: a structural phase containing a solid structural polymer; a transport phase containing a solid transport polymer; a chain extender; a curing catalyst; a first solvent; and (B) a second liquid volume that is volumetrically isolated from the first liquid volume, wherein the second liquid volume comprises: a crosslinker that is capable of crosslinking the solid structural polymer with the solid transport polymer; and a second solvent. An antimicrobial agent (e.g., quaternary ammoniums salts) may be contained in the first liquid volume or in the second liquid volume. Methods of making and using the antimicrobial biphasic polymer are described.

Abstract: The invention is directed to curable polyurethane coating compositions which may be used to form fouling release coatings, e.g., for use in protecting boat hulls. A curable coating composition of the invention comprises a) at least one amphiphilic additive; b) at least one polyisocyanate; c) at least one polyol; and d) optionally, at least one amphiphilic PEG-PDMS isocyanate prepolymer. Another curable coating composition of the invention comprises the at least one polyisocyanate, b), the at least one polyol, c), and the at least one amphiphilic PEG-PDMS isocyanate prepolymer, d). The invention further relates to methods for reducing or preventing biofouling of a surface exposed to an aqueous environment comprising the steps of coating the surface with the curable coating compositions of the invention to form a coated surface, and curing the coating composition on the coated surface.

Abstract: The present invention relates to new coating compositions for the preparation of functional surface coatings on various base material substrates. The coating compositions are based on a silazane-containing polymer and a non-polymeric phenolic compound comprising at least two and not more than four aromatic units in its molecular structure. The coating compositions provide improved physical and chemical surface properties and may be applied by user-friendly coating methods.

Abstract: Curable compositions comprising 1,1-di-activated vinyl compounds are provided herein. Also provided are coatings formed from 1,1-di-activated vinyl compounds. Also provided are processes for coating substrates and articles. Curable compositions including 1,1-di-activated vinyl compounds that function as crosslinking agents are described.