Abstract: In one embodiment, the disclosure provides at least one layer (i.e., core layer and/or tie layer(s)) may include ?about 5 wt. % through?about 95 wt. % of a combination of virgin polypropylene and post-industrial reclaimed polypropylene, and has a melt flow index from about 0.5 g/min through about 15 g/min and a dispersion index from about 2 through 10, wherein filter pressure of the post-industrial reclaimed polypropylene?about 20 bar/kg when using a 350-mesh filter on a COLLIN Teach Line Type FT-E20T extruder according to the method and settings in the description, wherein the oriented film is neither cavitated nor pigmented, and wherein the oriented film has a haze of about 50% or less.

Abstract: In one embodiment, the disclosure provides an oriented film having at least one layer comprising ?about 5 wt. % through ?about 95 wt. % of a combination of virgin polypropylene and reclaimed polypropylene, wherein the reclaimed polypropylene has a melt flow index from about 0.5 g/min through about 10 g/min and a dispersion index from about 2 through 10, wherein filter pressure of the reclaimed polypropylene ?about 50 bar/kg when using a 350-mesh filter on a COLLIN Teach Line Type FT-E20T extruder according to the method and settings in the description.

Abstract: In one embodiment, the disclosure provides an oriented shrink film, which may include at least one layer (i.e., located in the core and/or tie layer(s)) comprising ?about 5 wt. % through ?about 95 wt. % of a combination of virgin polypropylene and post-consumer reclaimed polypropylene, wherein filter pressure of the post-consumer reclaimed polypropylene ?about 50 bar/kg when using a 350-mesh filter on a COLLIN Teach Line Type FT-E20T extruder according to the method and settings in the description, and wherein the oriented shrink film has a shrink value of at least about 5% in at least one direction of orientation, i.e., machine, transverse, or both.

Abstract: The invention relates to a biaxially oriented, single- or multi-layer porous film, containing a ?-nucleating agent and comprising at least one porous layer, which contains at least one propylene polymer and particles, said particles having a melting point of more than 200° C. On the outer surface of the porous layer, said porous film has a coating of inorganic, preferably ceramic particles.

Abstract: The invention concerns a biaxially orientated, single- or multi-layered porous film which comprises at least one porous layer and this layer contains at least one propylene polymer and polyethylene; (i) the porosity of the porous film is 30% to 80%; and (ii) the permeability of the porous film is <1000 s (Gurley number); characterized in that (iii) the porous film comprises an inorganic, preferably ceramic coating; and (iv) the coated porous film has a Gurley number of <1500 s; and (v) the coated porous film has a Gurley number of >6000 s when it is heated for 5 minutes to over 140° C. The coated, porous film has dual safety features. Furthermore, the invention also concerns a process for the production of a film of this type as well as its use in high energy or high performance systems, in particular in lithium, lithium ion, lithium-polymer and alkaline-earth batteries.

Abstract: The invention concerns a biaxially orientated, single- or multi-layered porous film which comprises at least one porous layer and this layer contains at least one propylene polymer; (i) the porosity of the porous film is 30% to 80%; and (ii) the permeability of the porous film is <1000 s (Gurley number); characterized in that (iii) the porous film comprises an inorganic, preferably ceramic coating; and (iv) the coated porous film has a Gurley number of <1500 s. Furthermore, the invention also concerns a process for the production of a film of this type as well as its use in high energy or high performance systems, in particular in lithium, lithium ion, lithium-polymer and alkaline-earth batteries.

Abstract: The present invention relates to a microporous film and use thereof as separator with greater resistance to puncturing.

Abstract: The invention describes an ion exchange membrane formed from a biaxially orientated single or multiple-layered ?-porous polypropylene film which comprises at least one ?-nucleating agent and an ion-conducting polymer and has a Gurley value of at least 10000 s.

Abstract: The invention relates to a biaxially oriented, single or multilayer porous film comprising at least one porous layer, said layer containing at least one propylene polymer, wherein (i) the porosity of the porous film is 30% to 80%, and (ii) the permeability of the porous film is <1000 s (Gurley value). The invention is characterized in that (iii) the porous film is provided with a partially inorganic, preferably ceramic lamination, and (iv) in that the laminated porous film has a Gurley value of <1200 s. The invention further relates to a method for producing such a film, and to the use thereof in high-energy or high-performance systems, in particular in lithium batteries, lithium ion batteries, lithium polymer batteries, and alkaline earth batteries.

Abstract: The invention relates to a method for producing a dispersion of nanoscale dicarboxylic acid salts, to the use of these dispersions for producing a compound, and to the use for producing films. The invention further relates to the use of the compounds for producing films.

Abstract: The invention relates to a biaxially oriented single-layer or multilayer porous film which comprises at least one porous layer and said layer comprises at least one propylene polymer, at least one ?-nucleating agent and particles, said particles having a melting point of over 200° C. and at most an agglomerate or at most a particle having a particle size of >1 ?m being detectable on a REM recording of a film sample of 10mm2.

Abstract: The invention relates to a biaxially oriented single- or multilayer porous foil, the porosity of which is generated by transformation of ss-crystalline polypropylene during orientation of the foil. The Gurley value of the foil is <250 s. The invention also relates to a process for producing the foil by using a low transverse stretching velocity for the transverse orientation process.

Abstract: The invention describes an ion exchange membrane formed from a biaxially orientated single or multiple-layered ?-porous polypropylene film which comprises at least one ?-nucleating agent and an ion-conducting polymer and has a Gurley value of at least 10000 s.

Abstract: The present invention relates to a method for the disinfection, partial disinfection or sterilization of a product by means of UV radiation. A product is enclosed with a UV permeable packaging material made of polyhydroxycarboxylic acid and subsequently disinfecting, partially disinfecting or sterilizing in the packaged state by means of irradiation with UV radiation.

Abstract: The invention relates to a method for producing a dispersion of nanoscale dicarboxylic acid salts, to the use of these dispersions for producing a compound, and to the use for producing films. The invention further relates to the use of the compounds for producing films.

Abstract: The invention relates to a method for producing a dispersion of nanoscale dicarboxylic acid salts, to the use of these dispersions for producing a compound, and to the use for producing films. The invention further relates to the use of the compounds for producing films.

Abstract: The invention concerns a biaxially orientated, single- or multi-layered porous film which comprises at least one porous layer and this layer contains at least one propylene polymer; (i) the porosity of the porous film is 30% to 80%; and (ii) the permeability of the porous film is <1000 s (Gurley number); characterized in that (iii) the porous film comprises an inorganic, preferably ceramic coating; and (iv) the coated porous film has a Gurley number of <1500 s. Furthermore, the invention also concerns a process for the production of a film of this type as well as its use in high energy or high performance systems, in particular in lithium, lithium ion, lithium-polymer and alkaline-earth batteries.

Abstract: The present invention relates to a microporous film and use thereof as separator with greater resistance to puncturing.

Abstract: The invention relates to a biaxially oriented microporous film composed of at least two coextruded layers encompassing an external shut-off layer and another layer, wherein both layers contain a mixture of propylene homopolymer and propylene block copolymer and ?-nucleation agent. The propylene block copolymer I of the other layer has a melting point exceeding 140° C. and the propylene block copolymer II of the external shut-off layer has a melting range starting at a temperature ranging from 50 to 120° C. The melting point of the propylene block copolymer I is greater than the melting point of the propylene block copolymer II. The film can be used as a separator in a primary or secondary battery.

Abstract: The invention relates to a biaxially orientated, single or multi-layered porous film made of propylene homopolymer and/or propylene block copolymer and ss-nucleation agent. Said film has a Gurley value of between 50 to <400 s and shrinkage in the longitudinal direction of <5% at 100 DEG C./1 hour, and a transverse shrinkage of <10% at 100 DEG C./1 hour.