Abstract: An extruded strap is produced of a material containing renewable raw materials and the ends of which strap can be welded together. A method for producing the extruded strap and a method for strapping an article using the extruded strap are also provided.

Abstract: A fluorescing dry toner particle comprises a polymeric binder phase comprising a non-fluorescing binder polymer and a polymeric fluorescing colorant dispersed within the non-fluorescing binder polymer. The polymeric fluorescing colorant comprises a fluorescing moiety that is covalently attached to a colorant polymer that is the same or different than the non-fluorescing binder polymer, but the polymeric fluorescing colorant is blendable with the non-fluorescing binder polymer to form a homogeneous polymeric binder matrix, and is present in an amount of at least 1 weight % and up to and including 40 weight %, based on the total fluorescing dry toner particle weight. These fluorescing dry toner particles can be used in various dry developers to provide fluorescing toner images with or without non-fluorescing color toner images.

Abstract: Disclosed is a thermoplastic resin composition containing a graft material and an organic peroxide group dispersion medium in which the graft material is dispersed. The graft material is obtained by melt-mixing a metal oxide fine particle having an organic peroxide group on the surface and a thermoplastic resin, and has a structure in which the thermoplastic resin is grafted to the metal oxide fine particle. The organic peroxide group on the surface of the metal oxide fine particle is preferably a peroxymonocarbonate group. The organic peroxide group on the surface of the metal oxide fine particle is preferably obtained by reacting a hydroxy group of a silicon oxide fine particle with an amino-modified silane coupling agent, thereby introducing an amino group to the surface of the silicon oxide fine particle, and then reacting the amino group with a compound having an ethylenically unsaturated group and an organic peroxide group.

Abstract: A pigment dispersant which includes a modified polyamine obtained by the reaction of a polyamine having two or more primary and/or secondary amino groups per molecule and containing 2 to 1800 nitrogen atoms per molecule, a polyester, and a phosphorus-containing compound. The modified polyamine exhibits excellent pigment dispersion performance, shows little change in color tone upon heating, and has excellent heat resistance.

Abstract: The invention provides methods of producing composite polymers by combining fillers with polymers in the presence of pre-formed high molecular weight polymer. Monomer polymerization can be initiated through the addition of initiators or by reactive chemical groups on the surface of the fibers. The composite materials formed possess superior mechanical properties compared to similar polymer composites made by either purely mechanical mixing or solely polymerization of monomers in the presence of the fillers.

Abstract: Methods of forming polymer material from rosin-derived material are provided. For example, a plurality of functionalized resin acids having a polymerizable functional group via controlled living polymerization can be polymerized into the polymeric material such that each polymer defines a functional end group and the polymeric material has a polydispersity index of about 1 to about 1.5. The resulting polymers are also described.

Abstract: A tricycle compound-polymer conjugate including a conjugate comprising a tricyclo compound and an alkyl substituted polylactide compound is provided. A pharmaceutical composition comprising the conjugate is also provided.

Abstract: A fatty acid derivative-polymer conjugate including a conjugate comprising a fatty acid derivative and an alkyl substituted polylactide compound is provided. A pharmaceutical composition comprising the conjugate is also provided.

Abstract: A composition, prepolymer and method to produce a polymer based on biodegradable or essentially renewable crude materials, which can be crosslinked by free radicals. The composition is based on polyesters that are functionalized with unsaturated monomer units, in a way that unsaturated groups can be located along the polymer main chain as well as at the ends of the prepolymer. In connection to the product production, the prepolymer is exposed to free radicals that leads to network formation. The composition of the crosslinked biopolymer can be adjusted from a stiff engineering material to an elastic rubbery material. The new biopolymer can be used in composite materials, dispersions, barrier materials, rubbery materials, biomedical applications, and the like.

Abstract: The invention relates to a biodegradable multi-block copolymer, comprising at least two hydrolysable segments derived from pre-polymers A and B, which segments are linked by a multi-functional chain-extender and are chosen from the pre-polymers A and B, and triblock copolymers ABA and BAB, wherein the multi-block copolymer is amorphous at physiological (body) conditions. The invention further relates to a process for preparing said copolymer and to its use as a medical implant, a coating for a medical device or a drug delivery vehicle.

Abstract: The present disclosure relates to a method of forming microcapsules. The method may include combining an active agent in a first solvent S1 and forming a dispersed phase of the active agent in the first solvent, wherein the dispersed phase of active agent has a surface. A reactant may be added to the first solvent, wherein the reactant reacts with the surface of the active agent dispersed phase and encapsulates the active agent wherein at least a portion of the active agent remains unreacted.

Abstract: A method for producing a biodegradable polyoxyalkylene derivative, includes: reacting a biodegradable polyoxyalkylene compound represented by the formula (1) as defined herein with a compound represented by one of the formulae (I) to (IV) as defined herein in a presence of an alkaline solid salt, the biodegradable polyoxyalkylene derivative being represented by the formula (2) as defined herein.

Abstract: A binder composition has good tensile strength, and can improve the cycle life of a rechargeable battery by maintaining the conduction path of an electrode even during expansion or shrinkage of the active material. The binder composition is environmentally friendly, and can be used in existing production lines as-is. An electrode and a rechargeable battery use the binder composition. The binder composition for a rechargeable battery includes a main binder including a poly(p-phenylene terephthalamide) having at least one of a sulfonic acid group (—SO3H) or a sulfonate group (—SO3?M+) in the polymer main chain.

Abstract: A heat-shrinkable polylactic acid (PLA) film and a method of its manufacture are provided. In an exemplary embodiment, the PLA films exhibit heat-induced shrinkage in the transverse direction with little to no concomitant shrinkage in the machine direction. The films may comprise any grade of PLA polymer, optionally including additives, such as antiblock, slip, plasticizers, viscosity enhancers and combinations thereof. A method of cast and tenner manufacture is disclosed, which includes a temperature conditioning step.

Abstract: A film comprising a polylactic acid and polypropylene blend having a haze of from about 10% to about 95% and a gloss 45° of from about 50 to about 125. A method of producing an oriented film comprising blending polypropylene and polylactic acid to form a polymeric blend, forming the polymeric blend into a film, and orienting the film. A method of producing an injection molded article comprising blending polypropylene and polylactic acid to form a polymeric blend, injecting the polymeric blend into a mold, and forming the article.

Abstract: Nanoparticles comprising T3 and their use in treating, e.g., cardiac conditions, for example cardiac arrest, are provided. Such nanoparticles provide improved delivery of T3 and allow for acute treatment and optionally for sustained release of T3 in a patient.

Abstract: Aqueous binder composition comprising an organic emulsifiable polyisocyanate, an aromatic polyester polyol and a alkali metal salt of a carboxylic acid as trimerisation catalyst and its use for bonding mineral fibre or lignocellulosic material.

Abstract: Disclosed is a polylactic acid-based film or sheet as a resin film or sheet including a polylactic acid (A). The film or sheet has a melt endotherm ?Hc? of 10 J/g or more, where ?Hc? is of a region crystallized upon film formation and specified by following Expression (1): ?Hc?=?Hm??Hc??(1) wherein ?Hc represents an exotherm (J/g) associated with crystallization of the film or sheet in a temperature rise process after film formation; and ?Hm represents an endotherm (J/g) associated with subsequent melting of the film or sheet, each determined by DSC. The film or sheet has a tear strength of 2.5 N/mm or more both in a machine direction (MD) and a transverse direction (TD). The polylactic acid-based resin film or sheet is resistant to melting and deformation even at an elevated temperature higher than 100° C. and is resistant to breaking and tearing during winding into a roll.

Abstract: Described herein are nucleic acid-polymer conjugates and methods of separating these conjugates from a mixture, such as a reaction mixture.

Abstract: In one aspect, the present invention describes biodegradable photoluminescent polymer (BPLP) compositions. In some embodiments, an aliphatic biodegradable photoluminescent polymer (BPLP) composition comprises a degradable oligomer, wherein the oligomer is synthesized from a diol, an amino acid, and a biocompatible multifunctional carboxylic acid comprising a hydroxyl group. The amino acid is linked as a side group to the degradable oligomer backbone, and fluorescence emanates from a 6-membered ring formed by a carboxylic acid group of the amino acid, an alpha carbon of the amino acid, an amide linkage formed by an amino group of the amino acid, and a central carbon of the multifunctional carboxylic acid via an esterification reaction of the carboxylic acid group of the amino acid and the hydroxyl group of the multifunctional carboxylic acid.

Abstract: A rebound resilient golf ball having an core layer or layers with one or more cores, a scuff resistant cover of thermoplastic polyurethane surrounding the core layer or layers, and optionally a mantle layer positioned between the cover and the core layer or layers. The cover is made from a dendritic thermoplastic polyurethane that includes an isocyanate monomer and a hyper branched polyol, optional additional polyols, and one or more chain extenders. An optional mantle layer may also be made of thermoplastic polyurethane, particularly a dendritic thermoplastic polyurethane.

Abstract: PLGA, PLA and PGA polymers which have crystallinity resulting from the presence of long chain alkyl groups in terminal units. The polymers are particularly useful for drug delivery.

Abstract: Composite biomaterials are described, which can be implanted in the human body in various branches of surgery or on the skin in dermocosmetic surgery, which can be formed as membranes or felts and which have properties of rate of absorption in the body and of hydrophilicity that can be modulated.

Abstract: Systems and methods for delivering release materials, for example drugs and other bioactive materials. Crystalline polymeric systems, referred to as CYC carriers, are associated with the release materials, through chemical bonding or through physical association. The crystallinity of the CYC carriers results from the presence of crystallizable side chains, for example long chain n-alkyl moieties, which results in relatively low and sharp melting temperatures. One class of CYC carriers, referred to as CYSC polymers, have a majority of the crystallizable side chains pendant from the polymer backbone. Another class of CYC carriers referred to as ECC polymers, have a majority of the crystallizable side chains attached to terminal units of the polymer backbone. The ECC polymers can for example be obtained by modification of PLGA polymers. The CYC carriers in another class of non-polymeric.

Abstract: A polyurethane resin-bonded pigment may exhibit excellent image density, dispersibility, storage stability, and resolubility, and may form an ink film that exhibits marker resistance and rubfastness. The polyurethane resin-bonded pigment is produced by bringing (I) a pigment having a surface acidic group into contact with (II) a basic compound having two or more amino groups selected from a primary amino group and a secondary amino group in its molecule in an aqueous medium to obtain a pigment having an unreacted surface amino group, and bringing the pigment having an unreacted surface amino group into contact with (III) a water-dispersible polyurethane resin having an isocyanate end group and (IV) a polyisocyanate compound to bond the pigment having an unreacted surface amino group and the water-dispersible polyurethane resin (III) having an isocyanate end group via a urea bond.

Abstract: The invention relates to functionalized polymers including homopolymers and copolymers and their uses in industrial applications and in agricultural applications. In particular, the homopolymers and copolymers may be, for example, used in polymer blends, used as nutritives and in feed compositions, and used in combination with a pharmaceutical or nutritive.

Abstract: A poly(lactic acid) resin composition, including: (a) a poly(lactic acid) resin; and (b) a modifier which is in the form of nanoparticle aggregate with a particle size of less than 1000 nm and uniformly dispersed in the poly(lactic acid) resin, wherein the nanoparticle aggregate is obtained from the polycondensation of at least one metal/nonmetal alkoxide, at least one metal/nonmetal alkoxide having at least one functional group capable of reacting with the poly(lactic acid) resin, or a mixture thereof. A process for preparing a transparent and impact-resistant article from the poly(lactic acid) resin composition of the invention, and articles prepared therefrom are also provided.

Abstract: Absorbable, multiphasic, crystalline, solid blend compositions having at least two first order thermal transitions, are formed of a segmented l-lactide copolymer as the principal or major component and at least one additional crystalline thermoplastic absorbable polyester having glycolide-based sequences, a fraction of which participated in ester-ester interchange reactions with lactide-based sequences to produce crystalline materials with modulated properties for use in producing orthopedic and tissue-repair devices.

Abstract: The disubstituted piperazine analogs (DPAs) derivative compound and DPAs amine complex compound disclosed in the present aspects have characterized by presented pharmaceutics having functions to improve lipolysis, such as inhibiting obesity hyperlipidemia, and atherosclerosis.

Abstract: A polyester film containing (A) a polyester, (B) a monofunctional glycidyl ether compound represented by the following general formula, and (C) a reaction promoter can prevent gelation and can reduce vaporization in forming a film, and is excellent in adhesiveness and weather resistance. In the formula, R1 represents an aliphatic hydrocarbon group, R2 and R3 represent an alkylene group, n indicates an integer of 1 or more, and m indicates an integer of 0 or more.

Abstract: The toner includes a pigment; and a block copolymer having a polyester block A including a residual group of a hydroxycarboxylic acid, and a polyester block B including an anionic group. When cross-section of the block copolymer is observed by a tapping mode atomic force microscope to obtain a phase image of the cross-section, the polyester block B, which has relatively large phase delay, is dispersed as domains having an average size of from 20 nm to 100 nm in a domain of the polyester block A, which has relatively small phase delay. The block copolymer has a first glass transition temperature of from ?20° C. to 20° C., and a second glass transition temperature of from 35° C. to 65° C. when the first and second glass transition temperatures are determined from a thermogram obtained by subjecting the block copolymer to differential scanning calorimetry (DSC) at a temperature rising speed of 5° C./min.

Abstract: The present disclosure relates to coated biodegradable materials having a reduced amount of residual catalysts and methods thereof.

Abstract: A method is provided of producing a liquid crystal polyester, including: preparing a liquid crystal polyester prepolymer containing a repeating unit represented by general formula (1) and a repeating unit represented by general formula (2) by melt polymerization, cooling and solidifying the prepolymer to obtain a solidified prepolymer, pulverizing the solidified prepolymer to obtain a prepolymer powder, and heating the prepolymer powder to conduct solid-phase polymerization. A liquid crystal polyester is thereby prepared having a polymerization degree higher than the prepolymer. Preparing a liquid crystal polyester is performed with a rate of temperature rise within a temperature range of from a temperature 10° C. lower than a final end-point temperature of the solid-phase polymerization to the final end-point temperature of from 0.01° C./min to 0.03° C./min.

Abstract: Durable hydrophilic compositions comprising aliphatic polyester, an anionic surfactant, and in some embodiments, a carrier.

Abstract: A donor capable of controlled release of nitric monoxide and a prosthetic implant whose surface is coated with this donor are disclosed. The donor comprises a main chain of an organic polymer and a side chain that is covalently linked to the main chain and has a diazeniumdiolate functional group. The donor for controlled release of nitric monoxide exists in a fluid state such as liquid at room temperature and undergoes a sol-to-gel phase transition at a physiological pH as the temperature increases above the critical temperature. The critical temperature of the phase transition is in the range of 25 to 35° C., and the gel is a hydrogel without chemical cross-links.

Abstract: A reactive melt adhesive containing 30 to 70% of at least one prepolymer having at least two isocyanate groups having a molecular weight below 6000 g/mol, manufactured from polyether polyols and/or polyester polyols reacted with a molar excess of diisocyanates, the prepolymer containing less than 1% monomeric diisocyanate; 30 to 70 wt % of a thermoplastic polyester having a number-average molecular weight (MN) below 6000 g/mol, which comprises fewer than 1.4 groups reactive with NCO; and up to 30 wt % additives from the group of the catalysts, resins, plasticizers, fillers, pigments, stabilizers, or adhesion promoters.

Abstract: [Problem] To provide a biodegradable resin composition which permits the biodegradable resin to quickly decompose. [Means for Solution] The biodegradable resin is blended with a polyglycolic acid and an ester decomposition promoter of an inorganic particulate material that promotes the hydrolysis of the polyglycol.

Abstract: Disclosed are colorants comprising a colored laked complex of (a) a chromogen molecule having at least one (i) carboxylic acid group, (ii) carboxylate group, (iii) sulfonic acid group, (iv) sulfonate group, or (v) combination thereof, and (b) a polymer, said chromogen molecule and said polymer each being complexed to (c) a metal. Also disclosed are phase change inks containing the colorants.

Abstract: The invention generally relates to a method of substantially homogeneously mixing ingredients comprising solid thermoplastic particulates and a viscous material in a container and apparatus useful therein. The invention also generally relates to a non-clogging device and mixing apparatus comprising same.

Abstract: A polylactic acid block copolymer constituted by a poly-L-lactic acid segment(s) contains as a major component L-lactic acid and a poly-D-lactic acid segment(s) contains as a major component D-lactic acid, the polylactic acid block copolymer satisfying Inequalities (1) and (2): Sc=?Hh/(?Hl+?Hh)×100>80 (1); 1<(Tm?Tms)/(Tme?Tm)<1.8 (2). The polylactic acid block copolymer has excellent transparency, heat resistance and mechanical properties, which forms a polylactic acid stereocomplex.

Abstract: A resin compound includes a reaction product of (A) polymer which is at least selected from aliphatic polyester and aliphatic polyamide and (B) an aromatic compound with a compositional ratio from 0.1 to 10 parts by weight with respect to 100 parts by weight of (A) and represented by the following Formula (1): wherein each of R1, R2, and R3 represents a hydrogen atom, a substituted or unsubstituted alkyl group having 1 to 6 carbon atoms, or a substituted or unsubstituted aromatic group having 6 to 10 carbon atoms; each of R4, R5, R6, and R7 represents a substituted or unsubstituted alkyl group having 1 to 6 carbon atoms or a substituted or unsubstituted aromatic group having 6 to 10 carbon atoms; each of m and n independently represents an integer from 0 to 3; and each of p and q represents an integer from 0 to 4.

Abstract: There are provided: a shape-memory resin, which is formed from a polylactic acid derivative thereby enabling reduction of an environmental load, has an excellent shape-memory property, high strength, and high toughness, and with which a molded product with high durability, for example, an electronic equipments, particularly a wearable electronic equipments capable of freely changing the shape thereof or the like, can be shaped; and a molded product thereof. The shape-memory resin of the present invention has a three-dimensional structure, in which a polylactic acid derivative having two or more functional groups capable of forming a cross-linking site is cross-linked using a flexible polymer having a glass transition temperature (Tg) lower than 30° C. and having two or more functional groups capable of forming a cross-linking site, and a linker.

Abstract: Provided are aliphatic-aromatic copolyetheresters that can exhibit biodegradation with improved physical properties. The copolyetheresters can be blended with other polymeric materials, and are useful for making a variety of shaped articles. The aliphatic-aromatic copolyetheresters can include combinations of terephthalic acid or ester with linear aliphatic, or a non-linear dicarboxylic acid or ester, that is condensed with a linear glycol and a polyalkylene ether glycol.

Abstract: Provided are aliphatic-aromatic copolyetheresters that can exhibit biodegradation and improved physical properties. The copolyetheresters can be blended with other polymeric materials, and are useful for making a variety of shaped articles.

Abstract: A method of producing a polylactic acid block copolymer constituted of a segment(s) composed of L-lactic acid units and a segment(s) composed of D-lactic acid units, includes obtaining a mixture by mixing poly-L-lactic acid and poly-D-lactic acid one of which has a weight average molecular weight of 60,000 to 300,000 and the other of which has a weight average molecular weight of 10,000 to 50,000, the mixture having a weight average molecular weight of not less than 90,000 and a degree of stereocomplexation (Sc) satisfying: Sc=?Hh/(?Hl+?Hh)×100>60 (wherein ?Hh represents the heat of fusion of stereocomplex crystals (J/g), and ?Hl represents the heat of fusion of crystals of poly-L-lactic acid alone and crystals of poly-D-lactic acid alone (J/g)); and subsequently subjecting the mixture to solid-phase polymerization at a temperature lower than the melting point of the mixture.

Abstract: This invention provides a triblock copolymer useful as a compatibilizer for biodegradable polymers, such as polylactic acid, and general-purpose polymers. Namely, this is a triblock copolymer represented by the below general formula (i), wherein each R1 is independently selected from the group consisting of H, —CH3, —C2H5, and —CH2CH(CH3)2, n is an integer of 10 to 1000, and A represents a polyester block obtained by subjecting one or more cyclic esters selected from the group consisting of lactides, glycolides and lactones, to ring-opening polymerization.

Abstract: A polylactic acid-containing resin composition that include (a) a polylactic acid and (b) a (meth)acrylic copolymer having a molecular weight in excess of 30,000 and that is the reaction product of a monomer mixture including a methyl (meth)acrylate (i) and a (meth)acrylic acid ester (ii) that is different than the methyl (meth)acrylate (i). The (meth)acrylic acid ester (ii) is represented by any one of formula (I): CH2?C(R1)—COO—R2 formula (II): CH2?C(R1)—COO—(CH2CH2O)m—R3, or formula (III): CH2?C(R1)—COO—(CH2CH2O)n-Ph. A method for preparing the (meth)acrylic copolymer is also provided as well as articles formed from polylactic acid-containing resin compositions.

Abstract: This invention provides Chelating Complex Micelles as a drug carrier. The Chelating Complex Micelles can load drugs without changing their structure, and therefore extend the half-life of drugs in the human body. The chelating complex micelles contain a metal ion core, at least one polymer, and at least one drug molecule. The metal ion is considered as a Lewis acid while polymer chain and drug molecules are referred to as Lewis bases. The drug molecule is linked to the polymer via forming coordinate bonds with metal ion, and then self-assembled to form chelating complex micelles as a drug carrier.

Abstract: A pigment dispersant which includes a modified polyamine obtained by the reaction of a polyamine having two or more primary and/or secondary amino groups per molecule and containing 2 to 1800 nitrogen atoms per molecule, a polyester, and a phosphorus-containing compound. The modified polyamine exhibits excellent pigment dispersion performance, shows little change in color tone upon heating, and has excellent heat resistance.

Abstract: The present invention is directed to linear, biodegradable polyesteramide (PEA) polymers synthesized with repeating units derived from aminophenol esters and diacids. These PEAs have a monomer repeat represented by as well as a variety of uses to coat, form or comprise medical devices, combination medical devices and pharmaceutical compositions, including sustained release formulations.