Melt-blown fiber comprising two polypropylenes which differ in their molecular weight.

The invention provides shape-stable products for storing and releasing thermal energy, based on thermoplastic polymer compositions containing organic phase change materials (PCM) incorporated into a polymer matrix, the products withstanding multiple melting-crystallization cycles of the PCM while maintaining their shape, dimensions, and the thermal energy storage capacity.

The invention provides shape-stable products for storing and releasing thermal energy, based on thermoplastic polymer compositions containing organic phase change materials (PCM) incorporated into a polymer matrix, the products withstanding multiple melting-crystallization cycles of the PCM while maintaining their shape, dimensions, and the thermal energy storage capacity.

The present application relates to a polypropylene composition having a melt flow rate MFR.2 (230° C.) measured according to ISO 1133 in the range of 5 to 50 g/10 min, to a composition comprising the polypropylene composition and one or more additive(s) in an amount of up to 4 wt.-%, based on the total weight of the composition, to a process for the preparation of the polypropylene composition and an article comprising the polypropylene composition as well as the use of the polypropylene composition for decreasing the brittle-to-ductile transition temperature.

The present application relates to a polypropylene composition having a melt flow rate MFR.2 (230° C.) measured according to ISO 1133 in the range of 5 to 50 g/10 min, to a composition comprising the polypropylene composition and one or more additive(s) in an amount of up to 4 wt.-%, based on the total weight of the composition, to a process for the preparation of the polypropylene composition and an article comprising the polypropylene composition as well as the use of the polypropylene composition for decreasing the brittle-to-ductile transition temperature.

The present application relates to a polypropylene composition having a melt flow rate MFR.2 (230° C.) measured according to ISO 1133 in the range of 5 to 50 g/10 min, to a composition comprising the polypropylene composition and one or more additive(s) in an amount of up to 4 wt.-%, based on the total weight of the composition, to a process for the preparation of the polypropylene composition and an article comprising the polypropylene composition as well as the use of the polypropylene composition for decreasing the brittle-to-ductile transition temperature.

A resin granule mass including a plurality of resin granules, and a proportion of resin granules to which a magnetic foreign matter of 50 μm or greater is adhered in the plurality of resin granules is 30% or less.

A resin granule mass including a plurality of resin granules, and a proportion of resin granules to which a magnetic foreign matter of 50 μm or greater is adhered in the plurality of resin granules is 30% or less.

Disclosed is a polyolefin-based resin composition for a vehicle interior material including heat-treated waste coffee grounds. The resin composition includes a polyolefin-based resin, waste coffee grounds including a volatile matter (VM) in an amount less than about 20 wt % of the waste coffee grounds, a modified polypropylene, an inorganic filler, and a thermoplastic elastomer.

Disclosed is a polyolefin-based resin composition for a vehicle interior material including heat-treated waste coffee grounds. The resin composition includes a polyolefin-based resin, waste coffee grounds including a volatile matter (VM) in an amount less than about 20 wt % of the waste coffee grounds, a modified polypropylene, an inorganic filler, and a thermoplastic elastomer.