Abstract: The present disclosure provides terminally activated monofunctional POZ derivatives having a range of functional active groups allowing conjugation of the monofunctional POZ derivatives to a variety of target molecules under a wide range of reaction conditions to produce a hydrolytically stable target molecule-POZ conjugate. Furthermore, the present disclosure provides novel methods of synthesis for the disclosed terminally activated monofunctional POZ derivatives and hydrolytically stable target molecule-POZ conjugates created using the disclosed terminally activated monofunctional POZ derivatives.

Abstract: The invention describes poly(ortho ester) polymers that include at least one therapeutic compound in the polymer backbone. The therapeutic compound includes at least one phenol residue and an aliphatic alcohol residue or two or more phenolic residues.

Abstract: A blend of a multiply branched lactic acid polymer of one steric configuration with a linear lactic acid polymer of the opposite steric configuration has different and more useful properties than either component alone.

Abstract: A block copolymer includes a hydrophobic block and a hydrophilic block, wherein the hydrophobic block and the hydrophilic block include repeating units derived from ring opening polymerization of one or more cyclic carbonate monomers. The one or more cyclic carbonate monomers are independently selected from compounds of the general formula (II): wherein each Q? and Qa group independently represents a hydrogen, an alkyl group, a halide, a carboxy group, an ester group, an amide group, an aryl group, an alkoxy group, or a foregoing Q? or Qa group substituted with a carboxy group or an ester group, at least one Q? and Qa group includes an ester group; each Y independently represents O, S, NH, or NQ?; n is an integer from 0 to 6, wherein when n is 0, carbons labeled 4 and 6 are linked together by a single bond; each Q? group independently represents an alkyl group, an aryl group, or a foregoing Q? group substituted with a carboxy group, or an ester group.

Abstract: A conjugate of a randomly and asymmetrically branched dendritic polymer and a member of a binding pair.

Abstract: This disclosure provides a medical device and a method of forming the medical device. The medical device comprises a coating comprising a type-one polymer and a type-two polymer. The type-one polymer comprises at least two different blocks, at least one L1 block with the formula ; and at least one L2 block with the formula Medical devices comprising these polymers, mixtures of these polymers with therapeutic agents, and methods of making these polymers and mixtures are within the scope of this disclosure.

Abstract: Process for the preparation of a polymer-containing composition comprising the steps of: a) preparing a mixture of at least one cyclic monomer selected from glycolide and lactide and a layered double hydroxide comprising as charge-balancing anions 10 to 100% of an organic anion and 0 to 90% of hydroxide, based on the total amount of charge-balancing anions, and b) polymerising said monomer, optionally in the presence of a polymerisation initiator or catalyst.

Abstract: A resin composition in which a polylactic acid resin (A) 95-5 wt %, an aromatic polycarbonate resin (B) 5-95 wt %, and, with respect to 100 wt parts of the total of the (A) and the (B), at least one compatibilizer selected from a polymer compound containing an acrylic resin or styrene resin unit as a graft (C), a polymer compound to which a glycidyl compound or an acid anhydride is grafted or copolymerized (D) and an oxazoline compound, an oxazine compound and a carbodiimide compound (E) are compounded.

Abstract: A polycarbonate is provided that contains repeat units derived from isosorbide and a residue derived from an activated diaryl carbonate. The polycarbonate has 1H-NMR peaks associated with the repeat units derived from isosorbide. The polycarbonate contains no more than a maximum allowable amount of sorbitol-derived color bodies. If these color bodies are present in the polycarbonate it has a 1H-NMR peak associated with the color bodies. The maximum allowable amount of color bodies are present when the integrated area of the 1H-NMR peak associated with the color bodies divided by the integrated areas of the 1H-NMR peaks associated with the repeat units derived from isosorbide is 0.025.

Abstract: The present invention relates to adducts useful for improving the toughness and curable compositions using such toughening adducts. In a particular aspect, the present invention relates to inventive toughening adducts and curable compositions having improved fracture toughness using those toughening adducts.

Abstract: Silane-functionalized hydrophobic ?(1?4)glucopyranose polymers and polymeric matrices are described. Biodegradable matrices can be formed from hydrophobic ?(1?4)glucopyranose polymers with reactive pendent silyl ether groups. Reaction of the silyl ether groups provides improved matrix formation through bonding to a device surface of a device, polymer-polymer crosslinking, or both. Biodegradable matrices can be used for the preparation of implantable and injectable medical devices, including those that release a bioactive agent.

Abstract: Thermoplastic polymer particles directly cross-linked together or cross-linked via a separate and independent polymer network to form an inter-penetrating network are disclosed herein, along with methods of manufacturing and use as interleaf tougheners of pre-pregs and composite articles.

Abstract: The invention relates to products and processes employing coupling activator compounds represented by the following formula I: S—X-A??(I) wherein S represents a silane coupling moiety capable of bonding with the surface of an inorganic substrate, A represents a ring-opening polymerization activator moiety, or blocked precursor thereof, and X represents a linking moiety. Substrates containing the coupling activator compounds are useful in preparing reinforced resins.

Abstract: Disclosed herein is a copolymer comprising isosorbide carbonate units and a polysiloxane block, wherein the copolymer comprises greater than or equal to 50 mol % isosorbide carbonate units.

Abstract: Ink receiving particles is provided. The ink receiving particles includes polymer particles, the polymer particles including a resin including an acidic group and a polyoxyethylene chain, the acidic group at least partially having a salt structure.

Abstract: Disclosed herein is an isosorbide-based polycarbonate polymer comprising: an isosorbide unit, an aliphatic unit derived from a C14-44 aliphatic diacid, C14-44 aliphatic diol, or combination of these; and a polysiloxane block.

Abstract: The invention provides a novel thermoplastic polymer comprising at least one polyalkylene oxide block. It relates to a process for preparing the thermoplastic polymer and to an application of this polymer as a hydrophilicity and/or antistatic modifier, especially in polyamide compositions. These compositions are particularly suitable for the manufacture of yarns, fibres and filaments.

Abstract: An object of the invention is to provide a liquid resin composition with low viscosity while containing polymer particles. Further, another object of the invention is to provide a liquid resin composition containing a large quantity of polymer particles without increasing the viscosity of the liquid resin composition. A liquid resin composition of the invention is comprising a liquid resin component and polymer particles each having an elastic core layer, an intermediate layer formed with a monomer having two or more double bonds and coated on the core layer, and a shell layer coated on the intermediate layer; wherein the polymer particles are dispersed at a ratio of their volume average particle diameter (Mv) to their number average particle diameter (Mn) of 3 or lower.

Abstract: The present invention relates to novel adducts useful for improving the toughness and curable compositions using such toughening adducts. In a particular aspect, the present invention relates to novel toughening adducts and thermosetting resin formulations having improved fracture toughness using those toughening adducts.

Abstract: A resist pattern thickening material has resin, a crosslinking agent and a compound having a cyclic structure, or resin having a cyclic structure at a part. A resist pattern has a surface layer on a resist pattern to be thickened with etching rate (nm/s) ratio of the resist pattern to be thickened the surface layer of 1.1 or more, under the same condition, or a surface layer to a resist pattern to be thickened. A process for forming a resist pattern includes applying the thickening material after forming a resist pattern to be thickened on its surface. A semiconductor device has a pattern formed by the resist pattern. A process for manufacturing the semiconductor device has applying, after forming a resist pattern to be thickened, the thickening material to the surface of the resist pattern to be thickened, and patterning the underlying layer by etching, the pattern as a mask.

Abstract: The present invention relates to linear amine-functionalized poly(trimethylene ether) compositions, and processes to produce these compositions.

Abstract: A resin composition comprising a polycarbonate resin derived from an ether diol residue such as isosorbide and has excellent impact resistance, heat resistance, heat stability and moldability. The resin composition comprises a rubber polymer (component B) in an amount of 1 to 30 parts by weight based on 100 parts by weight of a polycarbonate resin (component A) which contains a recurring unit represented by the following formula (1) as the main constituent and has a glass transition temperature (Tg) of 145 to 165° C. and a 5% weight loss temperature (Td) of 320 to 400° C.

Abstract: Disclosed herein are coating compositions comprising a blocked polyol having a first hydroxyl group at position 1 carbon atom and a second hydroxyl group at position 2 or 3 carbon atom, wherein both the first and the second hydroxyl groups are blocked by a single hydrolyzable orthoformate group; and a polyisocyanate compound. Methods of producing and using said coating compositions are also disclosed.

Abstract: A substrate is provided having a biomolecule immobilised thereon, wherein the biomolecule is connected via an enzyme-cleavable link to a blocking moiety such that cleavage of the link causes removal of the blocking moiety and activation of the biomolecule.

Abstract: Disclosed is a thermosetting resin composition of excellent low-temperature curability comprising an oxetane compound and also disclosed is a cured article obtained therefrom. The thermosetting resin composition comprises an oxetane compound (A) containing two or more oxetane functional groups in the molecule represented by the following general formula (1) and a heteropolyacid (B) as essential components. A cured article obtained by heat curing of this composition shows excellent mechanical properties, electrical properties, adhesive properties, resustance to heat, moisture, and chemicals, and the like. In formula (1), R1 is a hydrogen atom, alkyl group of 1 to 6 carbon atoms, fluorine atom, fluoroalkyl group of 1 to 6 carbon atoms, allyl group, aryl group, aralkyl group, furyl group, or thienyl group.

Abstract: The above-described and other deficiencies of the art are met by a method of making a polycarbonate polymer comprising isosorbide carbonate units, comprising melt reacting a dihydroxy compound comprising an isosorbide of the general formula (2a): and an activated carbonate, in the presence of a catalyst consisting essentially of a sodium salt capable of providing a hydroxide ion, wherein the polycarbonate polymer comprises greater than or equal to 50 mol % isosorbide carbonate units, and wherein the polycarbonate polymer has a Mw of greater than or equal to about 40,000 g/mol as determined by gel-permeation chromatography relative to polystyrene standards. Polycarbonates comprising the isosorbide carbonate unit, including isosorbide homopolycarbonate and an isosorbide-based polyester-polycarbonate, are also disclosed, as are a thermoplastic composition and an article including the isosorbide-based polycarbonate polymer.

Abstract: The present invention was made in view of the above-described circumstances, and an object of the invention is to provide an external skin preparation having a rough skin improving effect, excellent in texture in use, especially excellent in smoothness, free of sticky feeling, and excellent in stability. Another object is to provide a skin cleanser excellent especially in usability and a cosmetic removing effect. That is, the external skin preparation of the present invention is characterized by comprising a block-type alkylene oxide derivative represented by the below-described formula (I). [formula 1] Y—[O(EO)a-(AO)b-(EO)c-R]k??(I) (In the formula, Y is the residue given by removing hydroxyl groups from a polyhydric alcohol having 3 to 6 hydroxyl groups, and k is the number of hydroxyl groups of the polyhydric alcohol. EO is an oxyethylene group, AO is an oxyalkylene group having 3 to 6 carbon atoms, and they are attached in a block-type, respectively.

Abstract: The present disclosure provides terminally activated monofunctional POZ derivatives having a range of functional active groups allowing conjugation of the monofunctional POZ derivatives to a variety of target molecules under a wide range of reaction conditions to produce a hydrolytically stable target molecule-POZ conjugate. Furthermore, the present disclosure provides novel methods of synthesis for the disclosed terminally activated monofunctional POZ derivatives and hydrolytically stable target molecule-POZ conjugates created using the disclosed terminally activated monofunctional POZ derivatives.

Abstract: Cyclic esters are polymerized in the presence of a catalytic amount of a Group 4 transition metal hydride. The method is capable of producing high molecular weight polyesters with low polydispersities. These high molecular weight polyesters exhibit improved mechanical properties and are useful in a variety of product applications.

Abstract: Disclosed herein is an isosorbide-based polycarbonate polymer comprising: an isosorbide unit, an aliphatic unit derived from a C14-44 aliphatic diacid, C14-44 aliphatic diol, or combination of these; and optionally, an additional unit different from the isosorbide and aliphatic units, wherein the isosorbide unit, aliphatic unit, and additional unit are each carbonate, or a combination of carbonate and ester units. Also disclosed are a thermoplastic composition and an article comprising the isosorbide-based polycarbonate.

Abstract: The present invention relates to biodegradable polyester mixtures, comprising i) from 95 to 99.95% by weight, based on the total weight of components i to ii, of at least one biodegradable homo- or copolyester selected from the following group: polylactide, polycaprolactone, polyhydroxyalkanoate, and polyester composed of aliphatic or aliphatic and aromatic dicarboxylic acids and of aliphatic dihydroxy compounds, and ii) from 0.05 to 5% by weight, based on the total weight of components i to ii, of biodiesel. The present invention also relates to processes for the production of the polyester mixtures of the invention, to the use of the polyester mixtures of the invention for the production of moldings, foils, or fibers, and also to moldings, foils, or fibers comprising the polyester mixtures of the invention.

Abstract: An isosorbide-containing polycarbonate composition is provided. The composition contains a polycarbonate having repeat units derived from isosorbide, a polycarbonate-property-modifying additive, and a pH stabilizer. When a solution containing 10 wt. % of the composition dissolved in dichloromethane is prepared the solution has a non-aqueous pH in a range of equal to or between 0.8 below and 0.5 above the pH of the dichloromethane.

Abstract: Provided is an oxymethylene copolymer composition for a stretched material having a high strength and a high elastic modulus, the composition including: an oxymethylene copolymer; and a crosslinkable compound to be blended with the oxymethylene copolymer in an amount of 0.001 to 0.05 part by mass with respect to 100 parts by mass of the oxymethylene copolymer. The present invention also relates to a stretched material obtained by using the oxymethylene copolymer composition. Further, the present invention relates to a structure obtained by the secondary processing of the above stretched material, and a structure obtained by using the above oxymethylene copolymer composition in a bonding layer of the structure. The present invention also relates to a method of producing a structure, the method including: using the oxymethylene copolymer composition in a bonding layer of the structure; and removing a polyalkylene glycol component with water or a solvent.

Abstract: This invention provides a method for preparing, in high purity and high yield, heterobifunctional derivatives of poly(ethylene glycol) or related polymers. A chromatographic purification step is not necessary in the method. In accordance with the method of the invention, an intermediate polymer having a formula of W-Poly-OH is provided bearing a removable group W at one terminus. The intermediate polymer W-Poly-OH is first altered by modifying the OH group to a first functional group X, followed by the removal of W to generate a second hydroxyl group. The latter hydroxyl group may then be further converted to a second functional group Y, thus providing the desired heterobifunctional derivative.

Abstract: An object of the present invention is to provide an organic electronic material that can be easily formed into a multilayer structure. A further object of the present invention is to provide an organic electronic device and an organic EL device that exhibit a better emission efficiency and a better emission lifetime than heretofore achieved. In order to achieve these objects, an organic electronic material is provided, the material includes a polymer or oligomer that has at least one polymerizable substituent and a hole-transporting repeat unit.

Abstract: This invention involves a composition, a method of making, and an application of high plasticization-resistant chemically cross-linked polymeric membranes such as cross-linked cellulose acetate (CA) membrane. These cross-linked polymeric membranes with covalently interpolymer-chain-connected rigid networks showed no decrease in CO2/CH4 ideal selectivity under 690 kPa (100 psig) pure CO2 pressure and also no CO2 plasticization up to 3447 kPa (500 psig) pure CO2 pressure. By using the method of chemical cross-linking as described in this invention, the separation characteristics of the polymeric membranes can be decisively improved. These new cross-linked polymeric membranes can be used not only for gas separations such as CO2/CH4 and CO2/N2 separations, O2/N2 separation, olefin/paraffin separations (e.g. propylene/propane separation), iso/normal paraffins separations, but also for liquid separations such as pervaporation and desalination.

Abstract: Disclosed is a highly heat-resistant thermosetting polyimide resin composition having long pot life, which enables to obtain a cured product having flexibility and adhesiveness. The thermosetting polyimide resin composition can be obtained through the following steps (1)-(3). Step (1): A step wherein a polyimide (A) is synthesized by a thermal reaction by blending a tetracarboxylic acid component, which is composed of a tetracarboxylic acid dianhydride represented by the formula (1) and one or more compounds selected from tetracarboxylic acids represented by the formula (2) and derivatives of such tetracarboxylic acids, with an aliphatic diamine represented by the formula (3) in such a ratio that the mole number of the tetracarboxylic acid component is higher than the mole number of the aliphatic diamine. Step (2): A step wherein a polyimide (B) is synthesized by a thermal reaction by blending the polyimide (A) obtained in the step (1) with an aromatic diamine represented by the formula (4).

Abstract: The present invention relates to adducts useful for improving the toughness and curable compositions using such toughening adducts. In a particular aspect, the present invention relates to inventive toughening adducts and curable compositions having improved fracture toughness using those toughening adducts.

Abstract: A polymer coating for implantable medical devices based on polyorthoesters and methods for fabricating the coating are disclosed. The implantable medical devices made of polyorthoesters and methods for fabricating thereof are also disclosed.

Abstract: Compositions of biodegradable polymers and hyperbranched dendritic polymer (HBP) are described. The compositions can also include anhydride modified HBP. The resulting compositions have superior elongation at break and can be as cast or blown films for packaging, for example.

Abstract: The present invention provides a cation-polymerizable resin composition comprising (A) a multi-branched polyether polyol obtained from a ring-opening reaction of (a1) a hydroxyalkyloxetane and (a2) an epoxy compound having one epoxy group, (B) an alicyclic epoxy compound having at least two alicyclic epoxy groups, and (C) an acid generator, which may be used in various uses including, for example, an adhesive agent or tackiness agent for optical elements, various kinds of coating agents and the like.

Abstract: The present invention relates to fullerene derivatives including a pendant group that may be reacted to prepare a composition including a plurality of covalently bound fullerenes. The pendant group may be a cyclic ether, such as an epoxide. The present invention also relates to compositions including reaction products of these fullerene derivatives and photovoltaic devices including such polymeric compositions.

Abstract: The present invention provides in one aspect polymeric luminescent dye compounds having fluorescent properties, phosphorescent properties, or both fluorescent and phosphorescent properties.

Abstract: The present invention is directed to compositions comprising a cellulose reactive functionalized polyvinylamine first adduct, compositions comprising combinations of the cellulose reactive functionalized polyvinylamine first adduct and cellulose reactive functionalized polyvinylamide second adduct, methods for preparing first adduct and second adduct blends and finally methods of increasing the wet or dry strength of paper by incorporation into the paper furnish or coating a paper or board with said adducts.

Abstract: Disclosed herein is an isosorbide-based polycarbonate polymer comprising: an isosorbide unit, an aliphatic unit derived from a C14-44 aliphatic diacid, C14-44 aliphatic diol, or combination of these; and optionally, an additional unit different from the isosorbide and aliphatic units, wherein the isosorbide unit, aliphatic unit, and additional unit are each carbonate, or a combination of carbonate and ester units. Also disclosed are a thermoplastic composition and an article comprising the isosorbide-based polycarbonate.

Abstract: According to the present invention there is provided a composition as obtained from a melt comprising esterified starch, preferably having a degree of substitution of at least about 1.5, and preferably an amylose content of at least about 50% by weight with respect to that of the starch, and a linear polyester. The invention further provides the composition in the form of a melt or when shaped into articles.

Abstract: A novel dioxetane compound is provided having a cationically polymerizable oxetane group, which compound is excellent in compatibility with a liquid crystalline compound and a non-liquid crystalline compound. An optical film is also provided with excellent liquid crystal orientation retention properties and mechanical strength, produced by aligning a composition of the dioxetane compound and a cationically polymerizable compound in a liquid crystal orientation and fixing the liquid crystal orientation by polymerization. Further, a liquid crystal display device is provided with the optical film.

Abstract: A fluoromodified admixture containing isocyanate and urethane and/or urea groups is described. Surprisingly, it has been found that the fluoromodified admixture according to the invention is outstandingly suitable even at a very low dosage for the permanent hydrophobic and/or oleophobic and/or dirt-repellent in-bulk finishing of products based on inorganic or hydraulic or mineral binders, without the fundamental property profile (e.g. compressive and flexural tensile strengths) of these products being substantially influenced. Moreover, it was not to be foreseen that in the case of the products treated with the fluoromodified admixtures according to the invention (e.g. hardened building material compositions) a markedly lower water absorption (avoidance of frost damage and corrosion) and a suppression of bleeding on the surfaces (avoidance of visual impairment) are to be observed. Furthermore, it could not be expected that in spite of the high fluorine modification an adequate self-dispersibility is afforded.

Abstract: This invention relates to a flame-resistant spun staple yarns and fabrics and garments comprising these yarns and methods of making the same. The yarns have 50 to 95 parts by weight of a polymeric staple fiber containing a structure derived from a monomer selected from the group consisting of 4,4?diaminodiphenyl sulfone, 3,3?diaminodiphenyl sulfone, and mixtures thereof; and 5 to 50 parts by weight of a polyoxadiazole fiber or greater, based on the total amount of the polymeric fiber and the polyoxadiazole fiber in the yarn.

Abstract: The invention is based on the recognition that known antimicrobial compounds, such as nisin or other lantibiotics, can be made to form a long lasting antimicrobial surface coating by linking the peptide with a block polymer, such as PLURONIC® F108 or an end group activated polymer (EGAP) in a manner to form a flexible tether and/or entrap the peptide. The entrapped peptide provides antimicrobial action by early release from entrapment while the tethered peptide provides longer lasting antimicrobial protection. Antimicrobial gels and foams may be prepared using the antimicrobial peptide containing block copolymers.