The use of one or more copolymers as a detergent additive in a liquid fuel for internal combustion engines. The copolymer includes at least one repeat unit having an ester of alkyl or alkyl ester function and a repeat unit containing a diazotized hydrocarbon group. Also, specific copolymers including at least one repeat unit having an ester function of alkyl or alkyl ester function and a repeat unit containing a triazotized hydrocarbon group.

Methods for fabricating sub-lithographic, nanoscale microstructures utilizing self-assembling block copolymers, and films and devices formed from these methods are provided.

A composition for fixing wound items is provided. In one example, the composition comprises 5 to 97 wt % of at least one ,-unsaturated polyester resin and/or ,-unsaturated polyester imide resin comprising components of at least one ,-ethylenically unsaturated mono-, di- and/or tricarboxylic acid, and/or its anhydride and/or ester, at least one polyol, at least one (meth)acrylic group containing component, possibly at least one mono-, di-, tri- and/or tetracarboxylic acid, which is not ,-ethylenically unsaturated, and/or its anhydride and/or ester.

Pellets of an acrylic block copolymer (I) having a polymer block (A1) containing methacrylic acid ester units and a polymer block (B1) containing acrylic acid ester units, and an acrylic polymer (II) having 35 mass % or more methyl methacrylate units are provided. The polymer block (B1) is made of methyl acrylate units and acrylic acid ester units of formula CH.sub.2?CHCOOR.sup.1 (1), wherein R.sup.1 represents a C4-C12 alkyl group. A shaped article prepared with the pellets is also provided.

The present application relates to a neutral layer composition. The present application can provide a neutral layer composition capable of forming a neutral layer, which can be effectively applied in the formation of a polymeric film comprising a vertically aligned self-assembled block copolymer.

The present invention provides an adhesive composition for optical use, including a polyester-based urethane acrylate oligomer, an acrylate-based monomer, a photoinitiator, and a Anti-hydrolysis agnet, and an optical device equipped with an adhesive layer including photocured products of the adhesive composition for optical use.

Described herein are putty compositions comprising: an initiator component comprising a thermal initiator and a photo initiator; an acrylate-functional resin; and a filler composition comprising: calcium carbonate particles; and glidant particles; wherein the calcium carbonate particles and the glidant particles are present in a weight ratio ranging from about 4:1 to about 1:1.

Oil soluble rheology modifying star macromolecules having a core and five or more polymeric arms, and compositions comprising the same. The polymeric arms on a star are covalently attached to the core of the star; each polymeric arm comprises one or more (co)polymer segments; and at least one polymeric arm and/or at least one polymeric segment exhibits a different solubility from at least one other polymeric arm or one other polymeric segment, respectively, in a reference liquid of interest. The oil soluble rheology modifying star macromolecules and compositions comprising the same for use in oil based systems.

Provided herein photo-reactive inks, thermal-curable materials and objects (e.g., medical implants, scaffolds, devices, etc.) made therefrom, and methods of preparation and use thereof.

Provided is a copolymer having polyester and polyether structures and exhibiting high level of degradability by external stimuli such as light, preferably a polyester-polyether copolymer having at least two radical polymerizable unsaturated groups per molecule; an elastomer spherical particle composed of the copolymers as structural units, and methods of producing these. Also provided are a copolymer having a polyester structure and a polyether structure; and an elastomer spherical particle composed of a polymer containing structural units originated from the copolymer having a polyester structure and a polyether structure, wherein the spherical particle has a volume-average particle diameter of 0.5 to 200 m.