Certain embodiments described herein are directed to polymer compositions including a base material, a secondary material and an antioxidant. The composition also includes crystalline regions and amorphous regions with the crystalline regions comprising at least 62% by volume of the composition. In some embodiments, the base material is an ultra high molecular weight polyethylene material and the secondary material is a polyethylene material that is different than the base material.

A polyester-carbamate polymer and coating compositions containing the polymer are provided. The polyester-carbamate polymer preferably includes a polyester-carbamate backbone and one or more blocked isocyanate groups. A coating composition is provided that preferably includes the polyester-carbamate polymer and a thermoplastic dispersion. In a preferred embodiment, the coating composition is an organosol.

A polyester-carbamate polymer and coating compositions containing the polymer are provided. The polyester-carbamate polymer preferably includes a polyester-carbamate backbone and one or more blocked isocyanate groups. A coating composition is provided that preferably includes the polyester-carbamate polymer and a thermoplastic dispersion. In a preferred embodiment, the coating composition is an organosol.

Provided is a curable composition which realizes compatibility between curability and toughness, shows rapid curability and excellent storage stability, and does not require any tin catalyst. The curable composition comprises: (A) a vinyl-based resin obtained by causing a compound (I) represented by the following general formula (1) and a compound (II) represented by the following general formula (2) to react with each other; (B) a urethane-based resin obtained by causing a hydroxyl group-containing organic polymer, a polyisocyanate compound, a compound (III) represented by the following general formula (3), and an amine compound to react with one another; and (C) a curing catalyst. ##STR00001##

Provided is a curable composition which realizes compatibility between curability and toughness, shows rapid curability and excellent storage stability, and does not require any tin catalyst. The curable composition comprises: (A) a vinyl-based resin obtained by causing a compound (I) represented by the following general formula (1) and a compound (II) represented by the following general formula (2) to react with each other; (B) a urethane-based resin obtained by causing a hydroxyl group-containing organic polymer, a polyisocyanate compound, a compound (III) represented by the following general formula (3), and an amine compound to react with one another; and (C) a curing catalyst. ##STR00001##

Polypropylene composition having a melt flow rate MFR.sub.2 (230° C.) of equal or above 15 g/10 min comprising: (a) a crystalline polypropylene matrix; (b) an elastomeric propylene copolymer phase having a propylene content in the range of 40 to 80 wt.-%, and an intrinsic viscosity in the range of more than 0.7 to less or equal 2.5 dl/g; (c) a first polyethylene having a density in the range 905 to 925 kg/m3 and melt flow rate MFR.sub.2 (190° C.) of below 30 g/10 min; (d) a second polyethylene having a density of above 915 kg/m.sup.3, and a melt flow rate MFR.sub.2 (190° C.) of equal or above 30 g/10 min.

Polypropylene composition having a melt flow rate MFR.sub.2 (230° C.) of equal or above 15 g/10 min comprising: (a) a crystalline polypropylene matrix; (b) an elastomeric propylene copolymer phase having a propylene content in the range of 40 to 80 wt.-%, and an intrinsic viscosity in the range of more than 0.7 to less or equal 2.5 dl/g; (c) a first polyethylene having a density in the range 905 to 925 kg/m3 and melt flow rate MFR.sub.2 (190° C.) of below 30 g/10 min; (d) a second polyethylene having a density of above 915 kg/m.sup.3, and a melt flow rate MFR.sub.2 (190° C.) of equal or above 30 g/10 min.

An amphiphilic polymer comprising: at least 10 wt-% monomeric units comprising alkylene oxide moieties, wherein a majority of the alkylene oxide moieties are ethylene oxide moieties; monomeric units comprising hexafluoropropylene oxide oligomeric moieties having the formula C.sub.3F.sub.7O—(CF(CF.sub.3)CF.sub.2O).sub.aCF(CF.sub.3)—C(O)N(H)-Q-, wherein Q is a linking group with at least one carbon atom, and “a” is at least 5; and monomeric units comprising pendant groups selected from phosphate groups, phosphonate groups, sulfonate groups, and combinations thereof; wherein the amphiphilic polymer is water dispersible; aqueous coating compositions containing the amphiphilic polymer; and methods of treating a hard surface.

An amphiphilic polymer comprising: at least 10 wt-% monomeric units comprising alkylene oxide moieties, wherein a majority of the alkylene oxide moieties are ethylene oxide moieties; monomeric units comprising hexafluoropropylene oxide oligomeric moieties having the formula C.sub.3F.sub.7O—(CF(CF.sub.3)CF.sub.2O).sub.aCF(CF.sub.3)—C(O)N(H)-Q-, wherein Q is a linking group with at least one carbon atom, and “a” is at least 5; and monomeric units comprising pendant groups selected from phosphate groups, phosphonate groups, sulfonate groups, and combinations thereof; wherein the amphiphilic polymer is water dispersible; aqueous coating compositions containing the amphiphilic polymer; and methods of treating a hard surface.

Coating compositions are disclosed that include corrosion resisting particles such that the coating composition can exhibit corrosion resistance properties. Also disclosed are substrates at least partially coated with a coating deposited from such a composition and multi-component composite coatings, wherein at least one coating later is deposited from such a coating composition. Methods and apparatus for making ultrafine solid particles are also disclosed.