A process for the distillative separation of ethylbenzene from a mixture comprising ethylbenzene and at least one other C8 aromatic compound, comprising introducing a feed stream comprising said mixture into a first distillation column, introducing a first stream comprising a heavy solvent above the feed stream into the first distillation column, introducing an aqueous stream below the feed stream into the first distillation column.

Bitumen pellets including at least one chemical additive chosen from: a compound of general formula (I): R1-(COOH)z in which R1 is a linear or branched, saturated or unsaturated hydrocarbon-based chain including from 4-68 carbon atoms, and z is an integer ranging from a compound of general formula (II): R—(NH)nCONH—(X)m-NHCO(NH)n-R′ in which: R and R′ are identical or different, contain a saturated or unsaturated, linear or branched, cyclic or acyclic hydrocarbon-based chain having from 1-22 carbon atoms and optionally including heteroatoms and/or rings having from 3-12 atoms and/or heterocycles having from 3-12 atoms; X contains a saturated or unsaturated, linear or branched, cyclic or acyclic hydrocarbon-based chain having from 1-22 carbon atoms and optionally including one or more heteroatoms and/or rings having from 3-12 atoms and/or heterocycles having from 3-12 atoms; n and m are integers having, independently of one another, a value of 0 or of 1.

Bitumen pellets including at least one chemical additive chosen from: a compound of general formula (I): R1-(COOH)z in which R1 is a linear or branched, saturated or unsaturated hydrocarbon-based chain including from 4-68 carbon atoms, and z is an integer ranging from a compound of general formula (II): R—(NH)nCONH—(X)m-NHCO(NH)n-R′ in which: R and R′ are identical or different, contain a saturated or unsaturated, linear or branched, cyclic or acyclic hydrocarbon-based chain having from 1-22 carbon atoms and optionally including heteroatoms and/or rings having from 3-12 atoms and/or heterocycles having from 3-12 atoms; X contains a saturated or unsaturated, linear or branched, cyclic or acyclic hydrocarbon-based chain having from 1-22 carbon atoms and optionally including one or more heteroatoms and/or rings having from 3-12 atoms and/or heterocycles having from 3-12 atoms; n and m are integers having, independently of one another, a value of 0 or of 1.

The invention is to provide a flame-retardant polypropylene resin composition that exhibits extremely high-level flame retardance and is given mechanical properties (rigidity, impact shock), weather resistance and moldability by satisfying both self-extinguishing property and drip resistance and to provide a molded article using the composition. The invention relates to a polypropylene resin composition comprising a specific polypropylene resin (A) that contains a polypropylene resin (X) having a specific long-chain branched structure, a specific fiber (B) and an organic flame retardant (C) each in an amount falling within a range of a specific amount, and to a molded article obtained by molding the composition.

The invention is to provide a flame-retardant polypropylene resin composition that exhibits extremely high-level flame retardance and is given mechanical properties (rigidity, impact shock), weather resistance and moldability by satisfying both self-extinguishing property and drip resistance and to provide a molded article using the composition. The invention relates to a polypropylene resin composition comprising a specific polypropylene resin (A) that contains a polypropylene resin (X) having a specific long-chain branched structure, a specific fiber (B) and an organic flame retardant (C) each in an amount falling within a range of a specific amount, and to a molded article obtained by molding the composition.

A cross-linked rubber obtained by cross-linking a nitrile rubber composition, wherein the nitrile rubber composition contains a carboxyl group-containing nitrile rubber (a) with an iodine value of 120 or less and a diurethane compound (b) represented by a following general formula (1), a content of the diurethane compound (b) in the nitrile rubber composition is 5 to 15 parts by weight with respect to 100 parts by weight of the carboxyl group-containing nitrile rubber (a), and a tensile strength of the cross-linked rubber based on JIS K6251 is 15 MPa or more and an elongation at break of the cross-linked rubber based on JIS K6251 is 300% or more, is provided.

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A process for the transportation and/or storage of road bitumen under cold conditions, including at least one chemical additive chosen from: a general formula compound (I): R.sup.1—(COOH).sub.z wherein R.sup.1 is a linear or branched, saturated or unsaturated hydrocarbon-based chain including 4 to 68 carbon atoms, and z is an integer ranging from 1 to 4, and a general formula compound (II): R—(NH).sub.nCONH—(X).sub.m—NHCO(NH).sub.n—R′ wherein: R and R′, which are identical or different, contain a saturated or unsaturated, linear or branched, cyclic or acyclic hydrocarbon-based chain having 1 to 22 carbon atoms and optionally including heteroatoms and/or rings having 3 to 12 atoms and/or heterocycles having 3 to 12 atoms; X contains a saturated or unsaturated, linear or branched, cyclic or acyclic hydrocarbon-based chain having 1 to 22 carbon atoms and optionally including one or more heteroatoms and/or rings having 3 to 12 atoms and/or heterocycles having 3 to 12 atoms.

To provide a process for producing an acrylic rubber/fluorinated rubber composition, capable of forming a layer excellent in the interlayer-adhesion with a layer formed by crosslinking a fluorinated rubber. A process for producing an acrylic rubber/fluorinated rubber composition having particles of a crosslinked acrylic rubber (B) dispersed in a continuous phase of a fluorinated rubber (A), which comprises kneading a fluorinated rubber (A), a crosslinking agent for an acrylic rubber and a crosslinking coagent for an acrylic rubber to obtain a fluorinated rubber composition containing the crosslinking agent for an acrylic rubber and the crosslinking coagent for an acrylic rubber, and kneading under heating the obtained fluorinated rubber composition and an acrylic rubber (B) in a mass ratio of fluorinated rubber (A)/acrylic rubber (B)=5/95 to 50/50 to crosslink the acrylic rubber (B), and dispersing particles of the crosslinked acrylic rubber (B) in a continuous phase of the fluorinated rubber (A).

Fluorescent magenta latexes are provided which may comprise water and fluorescent agent-incorporated resin particles, the particles comprising a resin, Solvent Red 49 as a red fluorescent agent, and Solvent Yellow 98 as a yellow fluorescent agent, wherein the fluorescent magenta latex has a weight ratio of the Solvent Red 49 to the Solvent Yellow 98 in a range of from 3:1 to 10:1. Fluorescent magenta toners and methods of making and using the fluorescent magenta toners are also provided.

Fluorescent magenta latexes are provided which may comprise water and fluorescent agent-incorporated resin particles, the particles comprising a resin, Solvent Red 49 as a red fluorescent agent, and Solvent Yellow 98 as a yellow fluorescent agent, wherein the fluorescent magenta latex has a weight ratio of the Solvent Red 49 to the Solvent Yellow 98 in a range of from 3:1 to 10:1. Fluorescent magenta toners and methods of making and using the fluorescent magenta toners are also provided.