Abstract: A process includes forming a bio-derived crosslinking material from biorenewable aconitic acid. The process includes initiating a chemical reaction to form a bio-derived crosslinking material that includes multiple functional groups. The chemical reaction includes converting each carboxylic acid group of a biorenewable aconitic acid molecule to one of the multiple functional groups.

Abstract: A thermoplastic composition including a resin phase and 10% to 55%, especially 25% to 45% of glass fibers by weight of the composition is disclosed. The resin phase includes a polysiloxane block copolymer including polydimethylsiloxane blocks and polycarbonate blocks derived from bisphenol A. The resin phase further includes a polycarbonate and has between 2.0 wt % and 10 wt % by weight of siloxane. The thermoplastic composition has (i) a notched Izod impact strength of at least 150 Joules per meter measured at 23° C. according to ASTM D256, (ii) a tensile strength greater than 95 MPa as determined by ASTM D638, (iii) a tensile modulus greater than 10,900 MPa as determined by ASTM D638 and (iv) an unnotched Izod impact strength greater than 775 Joules per meter measured at 23° C. according to ASTM D256.

Abstract: Rubber compositions and articles made such rubber compositions having at least 80 phr of a styrene-butadiene elastomer modified with a functional group that is capable of interacting with a silica reinforcing filler and having a glass transition temperature of between ?60° C. and less than ?40° C. The rubber compositions may also include an effective amount of a plasticizing system having a plasticizing resin and a plasticizing liquid, wherein the effective amount of the plasticizing system provides the rubber composition with a shear modulus G* measured at 60° C. of between 0.9 MPa and 1.5 MPa and a Tg of between ?35° C. and ?15°. The filler for the rubber compositions is silica and there is further a curing system.

Abstract: A structure material includes a resin, reinforced fibers, and voids, a volume content of the resin being within a range of 2.5% by volume or more and 85% by volume or less, a volume content of the reinforced fibers being within a range of 0.5% by volume or more and 55% by volume or less, the voids being contained in the structure material in a rate within a range of 10% by volume or more and 97% by volume or less, a thickness St of the structure material satisfying a conditional expression: St?Lf2·(1?cos(?f)) where a length of the reinforced fibers is Lf and an oriented angle of the reinforced fibers in a sectional direction of the structure material is ?f, and a compression strength in an in-plane direction at 50% compression of the structure material measured in accordance with JIS K7220 being 3 MPa or more.

Abstract: A structure material includes a resin, reinforced fibers, and voids. The structure material includes a volume content of the resin being within a range of 2.5% by volume or more and 85% by volume or less, a volume content of the reinforced fibers being within a range of 0.5% by volume or more and 55% by volume or less, the voids being contained in the structure material in a rate within a range of 10% by volume or more and 97% by volume or less, a thickness St of the structure material satisfying a conditional expression: St?Lf2·(1?cos(?f)), and a specific bending modulus of the structure material represented as Ec1/3·??1 being within a range of 3 or more and 20 or less, and a bending modulus Ec of the structure material being 3 GPa or more.

Abstract: A film for packaging a pharmaceutical active agent-containing product includes a product-contacting sealing layer that does not scalp the pharmaceutical active product. The product contacting layer includes at least 90 wt. % of a CTFE-VDF copolymer. The pharmaceutical active agent can be nicotine. The product can be a transdermal patch.

Abstract: Provided is a process for reducing the number of defects of an ordered film of a diblock copolymer on a surface. The process includes curing, on a surface, a composition including a diblock copolymer at a structuring temperature between the Tg of the diblock copolymer and the decomposition temperature of the diblock copolymer to form an ordered film of the diblock copolymer on the substrate. The composition has a product Xeffective*N of between 10.5 and 40 at the structuring temperature, where Xeffective is the Flory-Huggins parameter of the diblock copolymer and N is the total degree of polymerization of the blocks of the diblock copolymer.

Abstract: According to an example aspect of the present invention, there is provided a method of producing films from nanocellulose based raw materials having high consistency and thereby providing low energy consuming and feasible manufacturing process of CNF films and film materials.

Abstract: Provided is a prepreg containing a urethane-modified epoxy (meth)acrylate (A) that is a reaction product of an epoxy (meth)acrylate (a1) having an average of 1.8 to 2.6 hydroxy groups and a polyisocyanate (a2) having an average of 2 to 3 isocyanate groups, an ethylenically unsaturated monomer (B), a polymerization initiator (C), and reinforcing fibers (D) as essential components, in which the molar ratio (NCO/OH) of isocyanate groups (NCO) in the polyisocyanate (a2) to hydroxy groups in the epoxy (meth)acrylate (a1) is 0.6 to 1.1, and the proportion of the ethylenically unsaturated monomer (B) in the total mass of the epoxy (meth)acrylate (a1) and the ethylenically unsaturated monomer (B) is 10% to 50% by mass. The prepreg has good workability and good moldability and can be appropriately used for various molded articles such as automotive members because various excellent physical properties such as interlaminar shear strength and heat resistance are provided.

Abstract: There is provided a barrier film including a barrier layer having two opposing major surfaces, a first organic layer in direct contact with one of the opposing major surfaces of the barrier layer; a second organic layer in direct contact with the other of the opposing major surfaces of the barrier layer; and a substrate in direct contact with the first organic layer or the second organic layer; wherein the barrier layer comprises buckling deformations with average spacing smaller than average spacing of the buckling deformations in the first or second organic layer.

Abstract: The invention concerns an apparatus (1) for the dispersion of an expansion gas even in supercritical conditions, e.g. carbon dioxide, in a reactive resin, of the kind in which a reaction chamber having an input (27) for gas and an input (37) for resin is provided. Advantageously, the chamber is a dispersion and containment chamber made into a casing (2) of predetermined high resistance susceptible to sustain high pressure and is divided into two sections (6,7) by a head (14) of a dispersion and mixing cylinder-piston group (4) in fluid communication between themselves by means of at least one pouring passage (31, 36, 32, 39) provided with a static mixer (38), motor means (3) being provided for piston (34) control of said mixing cylinder-piston group (4).

Abstract: The present disclosure is directed to a physically crosslinked, closed cell continuous multilayer foam structure comprising at least one foam polypropylene/polyethylene layer with a recycled polyolefin material layer. The multilayer foam structure can be obtained by coextruding a multilayer structure comprising at least one nonrecycled foam composition layer with at least one recycled foam composition layer, irradiating the coextruded structure with ionizing radiation, and continuously foaming the irradiated structure.

Abstract: A structure includes a thermoplastic foam body having first and second major surfaces, and channels extending partially or fully through the foam body and terminating at one or both major surfaces. The surfaces of some or all of the channels are reinforced, providing the structure with increased compressive strength. The structure, which can include a skin on either or both of the major surfaces, is useful for forming aviation interior components, including aviation overhead containers, aviation interior wall panels, and aviation trays.

Abstract: The present invention relates to a process for producing waxes and liquid fuels from waste plastic.

Abstract: Processes for forming a vulcanizable elastomeric formulation are disclosed. The processes include the steps of mixing an elastomer with a vulcanizing agent to form a vulcanizable elastomeric formulation that includes the vulcanizing agent dispersed in the elastomeric compound, wherein the vulcanizing agent includes a cyclododecasulfur compound. A process for forming a vulcanized elastomeric article is also described.

Abstract: A method for preparing a solid bitumen material at ambient temperature, the method comprising at least the steps of: a) preparing a stabilized emulsion of bitumen drops in a water phase that has a pH of 2 to 4; b) preparing a silica sol or silica gel from a first silicon oxide precursor that has a pH of 2 to 4; c) mineralizing the emulsion of bitumen drops from step a) with the silica sol or gel from step b); d) mineralizing the emulsion of bitumen drops from step c) having a maximum pH of 1 with a second silicon oxide precursor; e) separating the material from the water phase.

Abstract: A composition for downhill tool, a degradable rubber member for a downhole tool, a downhole tool, and a method for well drilling are provided which contribute to cost reduction and process shortening and can contribute to improvement of production efficiency. A degradable rubber and a degradation accelerator comprising at least one type of compounds represented by a general formula (I) below at the ratio from 0.1 to 20 parts by mass to 100 parts by mass of the degradable rubber, containing the composition for a down hole tool, i.e. degradable rubber member for a down hole tool, and a method for well drilling using them.

Abstract: A method comprising contacting a polymer composition with a metal processing surface wherein the metal processing surface is at a temperature of equal to or greater than 90° C., wherein the polymer composition comprises one or more base polymers selected from the group consisting of polyvinyl halides, poly(meth)acrylics, polycarbonates, olefin-based polymers, and polystryrenes and a lubricant package which comprises at least one release agent of the following formulas where R is an alkyl group having 6 or more carbon atoms, M is a metal or cation, and X may be absent or selected from the group consisting of aromatic groups and ester groups is provided.

Abstract: The invention relates to a method for the preparation of modified cellulose fibers for artificial clarification of active haze substances from liquids. In addition, the invention relates to a modified cellulose fiber obtained by the method according to the invention for artificial clarification of active haze substances from a liquid, and to auxiliary filtering means containing one or more of the modified cellulose fibers.

Abstract: A rubber composition contains a diene rubber including a styrene-butadiene copolymer component including a styrene-butadiene copolymer and a reinforcing filler. (1) The bonded styrene content is from 5 to 50 wt. %. (2) The total amount of styrene of an ozone decomposed component S1 including one styrene-derived unit and an ozone decomposed component S1V1 including one styrene-derived unit and one 1,2-bonded butadiene-derived unit is less than 80 wt. % of the amount of bonded styrene. The total amount of styrene of the decomposed component S1V1 is less than 10 wt. % of the amount of bonded styrene. (3) The integrated intensity of an ozone decomposed component S1V2 including one styrene-derived unit and two 1,2-bonded butadiene-derived units is less than 15% of the integrated intensity of all decomposed components including styrene-derived units. (4) The vinyl content of a butadiene portion is not less than 20% and less than 50%.

Abstract: The present invention provides a rubber composition which provides a balanced improvement of initial wet grip performance, wet grip performance after aging, fuel economy, and abrasion resistance. Also provided is a pneumatic tire formed from the rubber composition. The rubber composition contains: a rubber component including a diene rubber; and a glycerol fatty acid triester of plant origin. The glycerol fatty acid triester has a content of saturated fatty acids of 10 to 25% by mass and a content of monovalent unsaturated fatty acids having one unsaturated bond of less than 50% by mass, each based on 100% by mass of the constituent fatty acids of the triester.

Abstract: An environment-friendly material includes 50 wt % to 70 wt % of inorganic mineral powder, 20 wt % to 45 wt % of polyolefin, and 5 wt % to 15 wt % of auxiliary agent. The inorganic mineral powder contains calcium carbonate; the polyolefin may be linear low density polyethylene, low density polyethylene, medium density polyethylene, high density polyethylene, or polypropylene; and the auxiliary agent may be polyolefin elastomer, maleic anhydride grafted polyolefin elastomer, or maleic anhydride grafted polyethylene. The disclosure also provides a manufacturing method of window covering slat using the environment-friendly material and a window covering slat manufactured by the method.

Abstract: Embodiments of polyethylene formulations comprise a partially cross-linked multimodal polyethylene composition having a the first molecular weight ethylene-based polymer component and a second molecular weight ethylene-based polymer component, wherein the partially cross-linked multimodal polyethylene composition comprises a density from 0.930 g/cc to 0.943 g/cc measured according to ASTM D792, a melt index (I2) from 0.01 g/10 min to 5 g/10 min, when measured according to ASTM D1238 at 190° C. and a 2.16 kg load, a molecular weight distribution (MWD) from 5 to 10, wherein MWD is defined as Mw/Mn with Mw being a weight average molecular weight and Mn being a number average molecular weight, and a complex viscosity ratio from 250 to 450, wherein the complex viscosity ratio is defined as the complex viscosity at a shear rate of 0.01 rad/s divided by the complex viscosity at a shear rate of at a shear rate of 100 rad/s.

Abstract: A low density polyethylene-asphaltene composition and a method of preparation of the low density polyethylene-asphaltene composition, the composition comprising an asphaltene, wherein the asphaltene is extracted from at least one of a heavy atmospheric residue, oil sands, bitumen, and biodegraded oils, and a weight percent of the asphaltene is 0.1%-25% relative to a total weight of the composition; and a low density polyethylene polymer with a density of 0.9 g/cm3-0.95 g/cm3. The asphaltene and the low density polyethylene polymer are uniformly dispersed throughout the low density polyethylene-asphaltene composition, the low density polyethylene-asphaltene composition has a weight loss onset 4° C.-20° C. higher than an average weight loss onset of the low density polyethylene polymer, and the low density polyethylene-asphaltene composition has a degree of crystallinity of 27%-34%.

Abstract: A low density polyethylene-asphaltene composition and a method of preparation of the low density polyethylene-asphaltene composition, the composition comprising an asphaltene, wherein the asphaltene is extracted from at least one of a heavy atmospheric residue, oil sands, bitumen, and biodegraded oils, and a weight percent of the asphaltene is 0.1%-25% relative to a total weight of the composition; and a low density polyethylene polymer with a density of 0.9 g/cm3-0.95 g/cm3. The asphaltene and the low density polyethylene polymer are uniformly dispersed throughout the low density polyethylene-asphaltene composition, the low density polyethylene-asphaltene composition has a weight loss onset 4° C.-20° C. higher than an average weight loss onset of the low density polyethylene polymer, and the low density polyethylene-asphaltene composition has a degree of crystallinity of 27%-34%.

Abstract: A polymer composition may include a plurality of ethylene-based polymers forming a multimodal composition distribution, each having a distinct crystallization peak in a CEF curve. A process of making a polymer composition may include melt blending a plurality of polyethylenes with different microstructural characteristics in the molten state. Another process of making a polymer composition may include polymerizing ethylene and an optional alpha olefin in combination with a plurality of metallocene catalysts in a polymerization reactor to form a plurality of ethylene based polymers. Yet another process of making a polymer composition may include polymerizing ethylene and an optional alpha olefin in combination with a multimetal catalyst in a polymerization process to form a plurality of ethylene based polymers.

Abstract: A polymer composition that comprises an olefinic polymer, a flame retardant that includes a halogen-free mineral filler, and a compatibilizing agent is provided. The halogen-free mineral filler constitutes from about 20 wt. % to about 80 wt. % of the composition. The composition may exhibit a degree of water uptake of about 5 wt. % or less after being immersed in water for seven days at a temperature of 23° C.

Abstract: The invention relates to a composition that includes a polyolefin, hollow glass microspheres, a polar semicrystalline thermoplastic additive, and at least one of an impact modifier or a compatibilizer. Articles made from the composition, a method of making such an article by melt processing the composition, and the use of the composition are also disclosed.

Abstract: A propylene-based polymer composition having good thermal stability and yielding a molded product have a favorable appearance is provided. The composition contains a propylene-based polymer (A) selected from a propylene homopolymer (A-1) and a heterophasic propylene-based polymer (A-2), carbon black (D), and optionally ethylene-?-olefin copolymer (B). The content of (D) is 0.001 to 1.7 parts by weight with respect to 100 parts by weight of (A). The primary particle size of the carbon black is 15 nm to 39 nm, and x defined by the following formula (1) is 1 to 430. x=a×S??(1) In formula (1), a is the concentration (unit: atom %) of oxygen double-bonded to carbon on the surface of the carbon black, and S is the nitrogen adsorption specific surface area (unit: m2/g) of the carbon black.

Abstract: The present invention relates to a carbon composite, which comprises a polymer resin and a carbon material having specific conditions, thereby controlling a dielectric constant. According to the present invention, the carbon composite and a method for controlling a dielectric constant by using the same can be variously applied to a circuit, an electronic material and the like by establishing a correlation between the specific surface area of the carbon material and the dielectric property of the carbon composite.

Abstract: There is disclosed a phthalate-free, epoxidized plasticizer composition comprising a blend of: a) one or more fatty acid esters having less than 10% saturates; and b) one or more bio-based oil having an oxirane value of at least 5.0%. There is also disclosed a method of making a phthalate-free, epoxidized plasticizer composition comprising forming a blend of the fatty acid esters bio-based oils, wherein the one or more fatty acid esters and the bio-based oils are epoxidized either prior to forming the blend or in a single epoxidation step after the blend is formed. Plasticized composition containing the phthalate-free, epoxidized plasticizer composition, as well as articles made from such compositions are also disclosed.

Abstract: This elastomer material for medical devices contains: a first fluorine-based elastomer that is a ternary copolymer comprising three kinds of monomers A, B and C; and a second fluorine-based elastomer that is a ternary copolymer comprising the monomers A and B and a monomer D which is different from any one of the monomers A, B and C. The monomer C and the monomer D have side chains that have structures different from each other.

Abstract: The present invention provides a water-soluble film having excellent solubility in cold water, high strength, and excellent hard-water resistance. The present invention also provides a method for simply producing such a water-soluble film. One aspect of the present invention relates to a water-soluble film including a polymer containing an anionic group other than a sulfonic acid (salt) group, and a water-soluble resin. The anionic group-containing polymer excludes an acrylic acid homopolymer. Another aspect of the present invention relates to a method for producing a water-soluble film that includes a polymer containing an anionic group other than a sulfonic acid (salt) group, and a water-soluble resin. The method includes mixing a polymer containing an anionic group other than a sulfonic acid (salt) group and a water-soluble resin.

Abstract: Provided is a process for reducing the structuring time of an ordered film of a diblock copolymer on a surface. The process includes curing, on a surface, a composition including a diblock copolymer at a structuring temperature between the Tg of the diblock copolymer and the decomposition temperature of the diblock copolymer to form an ordered film of the diblock copolymer on the substrate. The composition has a product ?effective*N of between 10.5 and 40 at the structuring temperature, where ?effective is the Flory-Huggins parameter of the diblock copolymer and N is the total degree of polymerization of the blocks of the diblock copolymer.

Abstract: The embodiments relate to a polymerisable thermoset composition having improved flame retardant properties, a polymerised thermoset having improved flame retardant properties, a process for manufacturing the polymerised thermoset, and use of the polymerisable thermoset composition to produce lightweight construction components, preferably carbon fibre composites (CFRP), and a lightweight construction component, preferably carbon fibre composite (CFRP), containing the polymerised thermoset.

Abstract: A resin composition is comprised of an epoxy resin comprised of a solid epoxy resin and a liquid polyurethane toughener that is dissolved in the epoxy resin and, upon curing of the liquid epoxy resin, the liquid polyurethane toughener phase separates into particles having a particle size of 50 nm to 2 micrometers, an epoxy hardener; and an epoxy soluble latent catalyst. The resin composition provides a more homogeneous infusion of the resin into a fibrous material for forming a prepreg and ultimately an epoxy fiber reinforced composition with improved toughness without sacrificing speed of impregnation or uniformity of the epoxy matrix within the composite.

Abstract: A polyester resin composition includes a polyester resin A containing 70 to 100% by mass of a polybutylene terephthalate resin and 0 to 30% by mass of a polyethylene terephthalate resin, and includes a metal organic acid salt B that is either one or both of an alkali metal organic acid salt and an alkaline earth metal organic acid salt and a predetermined amount of a polyfunctional glycidyl group-containing styrene-based polymer C, and the polyester resin composition contains either one or both of alkali metal atoms and alkaline earth metal atoms in a predetermined amount based on 100 parts by mass of the polyester resin A, and further, the content of linear oligomers of polybutylene terephthalate or the content of the linear oligomers of polybutylene terephthalate and the linear oligomers of polyethylene terephthalate is less than or equal to 1000 mg/kg.

Abstract: The present invention relates to a thermoplastic resin composition and a molded product containing the same, the composition comprising: a base resin comprising a polycarbonate resin, a polyester resin, and a polyalkyl(meth)acrylate resin; a diene-based impact modifier; and an acrylic impact modifier.

Abstract: Provided are a polyphenyl ether resin composition and a prepreg and a laminated board containing same. The polyphenyl ether resin composition comprises the following components: (1) a tetrafunctional or higher multifunctional acrylate-modified thermosetting polyphenyl ether resin; and (2) a vinyl eresin cross-linking agent, the weight of the vinyl resin cross-linking agent being 40-100 parts by weight based on 100 parts by weight of the tetrafunctional or higher multifunctional acrylate-modified thermosetting polyphenyl ether resin. The modified thermosetting polyphenyl ether resin, due to containing a tetrafunctional or higher multifunctional acrylate active group, can cross-link more vinyl resin cross-linking agents.

Abstract: A tire having a tire frame, the tire frame comprising a thermoplastic elastomer as a resin material, and the thermoplastic elastomer having a value of orientation f, as measured by a small angle X-ray scattering method, of from ?0.08 to 0.08.

Abstract: Disclosed are a water-insoluble copolymer having a constitutional unit (X) derived from a hydroxycarboxylic acid and a constitutional unit (Y) derived from an amino group-containing polyvalent carboxylic acid, wherein the molar ratio (X/Y) of constitutional units is 2/1?(X/Y)<8/1, and the amide bond proportion of the constitutional unit (Y) represented by the following formula (1) is defined by the following formulae (2-1) to (2-3); a production method thereof, and a resin composition containing the copolymer. Amide bond proportion (%)=A/Asp×100??(1) [A=number of moles of an amide bond in (Y), Asp=number of moles of (Y)] [when 2/1?(X/Y)<4/1] amide bond proportion (%)?25??(2-1) [when 4/1?(X/Y)?6.5/1] amide bond proportion (%)?30??(2-2) [when 6.

Abstract: Provided is a polyamide resin composition that has a large light transmittance with respect to 940 nm laser beam, and is capable of yielding a molded article that is highly laser weldable; and a kit, a method for manufacturing a molded article, and a molded article, using such polyamide resin composition.

Abstract: A polyarylene sulfide resin composition characterized by comprising a polyarylene sulfide resin, and an olefinic copolymer comprising an ?-olefin-derived structural unit and an ?,?-unsaturated acid glycidyl ester-derived structural unit, wherein the olefinic copolymer content is at least 1.0 parts by mass and less than 5.0 parts by mass with respect to 100 parts by mass of the polyarylene sulfide resin, a melt viscosity of the polyarylene sulfide resin measured at 310° C. and a shear rate of 1216 sec?1 is at least 70 Pa·s and at most 300 Pa·s, and a flow length for a width of 20 mm and a thickness of 1 mm, at a cylinder temperature of 320° C., an injection pressure of 100 MPa and a mold temperature of 150° C., is at least 80 mm and at most 200 mm.

Abstract: The composition is a thermally conductive silicone composition containing the following components (A) to (C) and (D). The component (A) is an organopolysiloxane that exhibits a kinetic viscosity of 10 to 100,000 mm2/s at 25° C., and is represented by an average composition formula (1) R1aSiO(4-a)/2??(1) wherein R1 represents a hydrogen atom, a hydroxy group or a monovalent hydrocarbon group, and a satisfies 1.8?a?2.2. The component (B) is a silver powder having a tap density of not lower than 3.0 g/cm3, a specific surface area of not larger than 2.0 m2/g, and an aspect ratio of 2.0 to 150.0. The component (C) is a thermally conductive filler other than the component (B), having an average particle size of 5 to 100 ?m and a thermal conductivity of not lower than 10 W/m° C. The component (D) is a platinum-based catalyst, an organic peroxide and/or a catalyst for condensation reaction.

Abstract: The present invention relates to a silicone composition C that is crosslinkable by exposure to radiation with a wavelength between 200 nm and 450 nm, comprising: at least one radical photoinitiator A; and at least one co-initiator B chosen from compounds comprising at least one hydrogen atom bonded to a silicon atom.

Abstract: Highly adhesive, soft silicone gels are prepared from an aliphatically unsaturated organopolysiloxanes and an organosilicon compound crosslinker of high molecular weight and a very low silicon-bonded hydrogen content.

Abstract: Rubber compounds incorporating plant oil-based materials, such as sucrose fatty acid esters (e.g., sucrose soyates), poly(vinyl ether) fatty acid esters, styrenated plant oils, styrenated plant oil-based polyesters and styrenated plant oil-based poly(vinyl ethers), and combinations thereof that contain plant oil-derived fatty acids are provided, together with methods of making and using said compounds. Also disclosed are rubber materials containing one or more of the plant oil-based compounds. Further disclosed are methods of making the plant oil-based compounds and methods of making rubber materials.

Abstract: A product with absorbed gel leaving the exposed surface of such product free of stickiness and/or free of the release of oils in any appreciable amounts.

Abstract: A reactive dye of formula wherein Z1 and Z2 are each independently of the other vinyl or a radical —CH2—CH2—Y and Y is a group removable under alkaline conditions, n is the number 1, 2, 3 or 4, m is the number 2, 3 or 4, q is the number 0 or 1, and the substituents —(SO3H)n, —SO2—Z1 and —NH—CO—(CH2)m—SO2—Z2 are bound to the benzene rings A, B and/or C, said benzene rings A, B and/or C are optionally further substituted by at least one substituent selected from the group C1-C4alkyl, C1-C4alkoxy and halogen, is suitable for dyeing and printing cellulosic or amide-group-containing fibre materials.

Abstract: A pigment comprising dyed crystalline cellulose particles comprising a crystalline cellulose core having a surface charge, optionally one or more polyelectrolyte layers with alternating charges adsorbed on top of each other on the crystalline cellulose core, the polyelectrolyte layer closest to the core having a charge opposite the surface charge of the core, and at least one organic dye having a charge is provided.