Abstract: The present invention relates to a polymer composition with a high heat deflection temperature comprising a first heterophasic propylene copolymer, a second heterophasic propylene copolymer and optionally an inorganic filler. The present invention further relates to a process for the preparation of said polymer composition. The present invention further relates to an automotive part comprising such polymer composition.

Abstract: The present invention relates to a polymer composition comprising a first heterophasic propylene copolymer, a high density polyethylene, a second heterophasic propylene copolymer an inorganic filler and optionally a polyolefin based elastomer. The present invention further relates to a process for the preparation of said polymer composition. The present invention further relates to an article comprising such polymer composition. The polymer composition has high impact resistance and a good balance between impact resistance and warpage.

Abstract: The present invention relates to a polymer composition comprising a first heterophasic propylene copolymer, a second heterophasic propylene copolymer and optionally an inorganic filler. The present invention further relates to a process for the preparation of said polymer composition. The present invention further relates to an automotive part comprising such polymer composition.

Abstract: The present invention relates to a method for reducing an amount of glass filaments separating from pellets comprising a thermoplastic polymer sheath intimately surrounding the glass filaments. The method can include transporting the pellets through a piping system and/or by a vibrating conveyor means. The pellets have a length of at least 13 mm. The amount of glass filaments separating from the pellets when such pellets are subjected to repetitive mechanical loads in transportation is reduced as compared other pellets subjected to the same repetitive mechanical load, such that blocking caused by the glass filaments within the pellet transport system is reduced or eliminated as compared to transporting pellets having a length of less than or equal to 12.1 mm.

Abstract: The invention relates to a nucleating composition comprising: (a) a first nucleating agent, which comprises a cyclic dicarboxylate salt compound; and (b) a second nucleating agent, which comprises talc, wherein the cyclic dicarboxylate salt compound has the formula (I).

Abstract: The present invention relates to a container, preferably a cooling fluid expansion reservoir prepared from a thermoplastic composition comprising from 95-70 wt. % based on the weight of the thermoplastic composition of a polypropylene composition having a total amount of comonomer of at most 3 wt. % based on the weight of the polypropylene composition and comprising a random propylene copolymer having a comonomer content from 0.2 to 5 wt. % based on the weight of the random propylene copolymer and the random propylene copolymer having a melt flow index of at most 0.7 g/10 min determined in accordance with ISO 1133 (2.16 kg, 230° C.), from 5-30 wt. % based on the weight of the thermoplastic composition of reinforcing fibres, from 0-5 wt. % based on the weight of the thermoplastic composition of additives.

Abstract: The present invention relates to a thermoplastic composition, e.g., for automotive parts, comprising: (A) from 10 to 69 wt. % polypropylene(s); (B) at least 30 wt. % heterophasic propylene copolymer comprising: from 70 to 92 wt. % a propylene-based matrix consisting of a polypropylene, wherein the propylene polymer has an intrinsic viscosity IVPP; from 8 to 30 wt. % dispersed ethylene-?-olefin copolymer having an ethylene content of between 10 and 55 wt and an intrinsic viscosity IVEPR; and wherein the ratio of IVEPR/IVPP is between 3 and 7; C) from 0-30 wt. % ethylene-?-olefin elastomer comprising ethylene and a C3 to C10 ?-olefin; D) from 1 up to 30 wt. % talc as a filler; E) from 0-10 wt. % high-density polyethylene (HDPE); and F) from 0-3 wt. % additional additives.

Abstract: Method for treatment of pellets (1) comprising a thermoplastic polymer sheath (2) surrounding glass filaments (3), which glass filaments are covered at least in part with an impregnating agent and extend in a longitudinal direction of the pellets, the method comprising maintaining the pellets for a period of time at an elevated temperature. The method results in an improved impregnation of glass filaments in the pellets resulting in (a) lower amounts of glass separating from the pellets when such are subjected to repetitive mechanical loads and (b) less agglomerations of glass filaments in moulded products manufactured from the pellets.

Abstract: The present invention relates to a process for the manufacture of a long glass fibre reinforced polypropylene composition. The process comprises: a) providing at least one continuous glass multifibre strand, b) applying a sheath of a polypropylene composition around said continuous glass multifibre strand so as to form a sheathed continuous glass multifibre strand, c) cooling the sheathed continuous glass multifibre strand to a cutting temperature, d) cutting the sheathed continuous glass multifibre strand into pellets using a rotary cutting tool at a cutting temperature that satisfies the following equations I, II and III T_max=?0.625×GF+112.5??(I) T_min=10??(II) T_min?T_cut?T_max??(III) wherein: T_cut is the cutting temperature, T_max is the maximum cutting temperature [° C.], T_min is the minimum cutting temperature [° C.], and GF is the amount of glass fibres based on the weight of the composition [wt. %].

Abstract: The present invention relates to a process for producing a glass fibre-reinforced thermoplastic polymer composition, comprising subsequent steps of unwinding from a package of a continuous glass multifilament strand and applying a sheath of thermoplastic polymer around said multifilament strand to form a sheathed continuous multifilament strand, wherein at least two continuous glass multifilament strands together are provided within said sheath of thermoplastic polymer, wherein said sheath of thermoplastic polymer surrounds said at least two continuous glass multifilament strands in such a way that said at least two continuous glass multifilament strands are in close contact with each other.

Abstract: The present invention relates to a thermoplastic composition, e.g., for automotive parts, comprising: (A) from 10 to 69 wt. % polypropylene(s); (B) at least 30 wt. % heterophasic propylene copolymer comprising: from 70 to 92 wt. % a propylene-based matrix consisting of a polypropylene, wherein the propylene polymer has an intrinsic viscosity IVPP; from 8 to 30 wt. % dispersed ethylene-?-olefin copolymer having an ethylene content of between 10 and 55 wt and an intrinsic viscosity IVEPR; and wherein the ratio of IVEPR/IVPP is between 3 and 7; C) from 0-30 wt. % ethylene-?-olefin elastomer comprising ethylene and a C3 to C10 ?-olefin; D) from 1 up to 30 wt. % talc as a filler; E) from 0-10 wt. % high-density polyethylene (HDPE); and F) from 0-3 wt. % additional additives.

Abstract: The invention relates to a nucleating composition comprising: (a) a first nucleating agent, which comprises a cyclic dicarboxylate salt compound; and (b) a second nucleating agent, which comprises talc, wherein the cyclic dicarboxylate salt compound has the formula (I):

Abstract: The present invention relates to a process for the manufacture of a long glass fibre reinforced polypropylene composition. The process comprises: a) providing at least one continuous glass multifibre strand, b) applying a sheath of a polypropylene composition around said continuous glass multifibre strand so as to form a sheathed continuous glass multifibre strand, c) cooling the sheathed continuous glass multifibre strand to a cutting temperature, d) cutting the sheathed continuous glass multifibre strand into pellets using a rotary cutting tool at a cutting temperature that satisfies the following equations I, II and III T_max=?0.625×GF+112.5??(I) T_min=10??(II) T_min?T_cut?T_max??(III) wherein: T_cut is the cutting temperature, T_max is the maximum cutting temperature [° C.], T_min is the minimum cutting temperature [° C.], and GF is the amount of glass fibres based on the weight of the composition [wt. %].

Abstract: The invention is directed to a process for the preparation of a reinforced article which comprises the step of molding a molding composition comprising pellets into the article at an elevated temperature, wherein each of the pellets has an axial length and comprises a core and a sheath around the core, wherein the core comprises an impregnating agent and a multifilament strand comprising glass fibers each having a length substantially equal to the axial length of the pellet and substantially oriented in the axial length of the pellet, wherein the sheath comprises a thermoplastic polymer; and wherein the molding composition further comprises a filler.

Abstract: The present invention relates to a container, preferably a cooling fluid expansion reservoir prepared from a thermoplastic composition comprising from 95-70 wt. % based on the weight of the thermoplastic composition of a polypropylene composition having a total amount of comonomer of at most 3 wt. % based on the weight of the polypropylene composition and comprising a random propylene copolymer having a comonomer content from 0.2 to 5 wt. % based on the weight of the random propylene copolymer and the random propylene copolymer having a melt flow index of at most 0.7 g/10 min determined in accordance with ISO 1133 (2.16 kg, 230° C.), from 5-30 wt. % based on the weight of the thermoplastic composition of reinforcing fibres, from 0-5 wt. % based on the weight of the thermoplastic composition of additives.

Abstract: The invention relates to a nucleating composition comprising: (a) a first nucleating agent, which comprises a cyclic dicarboxylate salt compound; and (b) a second nucleating agent, which comprises talc, wherein the cyclic dicarboxylate salt compound has the formula (I):

Abstract: The present invention relates to a pellet transportation system comprising at least one of a piping system and a vibrating conveyor belt and pellets in or on the pellet transport system. The pellets have a length of at least 13 mm The the amount of glass filaments separating from the pellets when such pellets are subjected to repetitive mechanical loads in or on the pellet transport system is reduced as compared other pellets subjected to the same repetitive mechanical load, such that blocking caused by the glass filaments within the pellet transport system is reduced or eliminated, wherein the only difference between the pellets and the other pellets is that the other pellets have a length of less than or equal to 12.

Abstract: The invention is directed to a process for the preparation of a reinforced article which comprises the step of molding a molding composition comprising pellets into the article at an elevated temperature, wherein each of the pellets has an axial length and comprises a core and a sheath around the core, wherein the core comprises an impregnating agent and a multifilament strand comprising glass fibers each having a length substantially equal to the axial length of the pellet and substantially oriented in the axial length of the pellet, wherein the sheath comprises a thermoplastic polymer; and wherein the molding composition further comprises a filler.

Abstract: The invention is directed to a process for the preparation of a reinforced article which comprises the step of molding a molding composition comprising pellets into the article at an elevated temperature, wherein each of the pellets has an axial length and comprises a core and a sheath around the core, wherein the core comprises an impregnating agent and a multifilament strand comprising glass fibers each having a length substantially equal to the axial length of the pellet and substantially oriented in the axial length of the pellet, wherein the sheath comprises a thermoplastic polymer; and wherein the molding composition further comprises a filler.

Abstract: Method for treatment of pellets (1) comprising a thermoplastic polymer sheath (2) surrounding glass filaments (3), which glass filaments are covered at least in part with an impregnating agent and extend in a longitudinal direction of the pellets, the method comprising maintaining the pellets for a period of time at an elevated temperature. The method results in an improved impregnation of glass filaments in the pellets resulting in (a) lower amounts of glass separating from the pellets when such are subjected to repetitive mechanical loads and (b) less agglomerations of glass filaments in moulded products manufactured from the pellets.