Abstract: A flame-retardant resin composition comprises a base resin (A), such as a polyester or polycarbonate resin, and an aromatic organophosphorus compound, in particular, aromatic organophosphorus oligomers or polymers.

Abstract: A composition of matter comprising 0.01 to 35% by weight of Al2O3, having a length of 10-20 ?m and a surface altered by wet etching, 0.01 to 98% by weight of SiC, having a length of 10-20 ?m and a surface altered by dry etching; and 0.01-15% by weight of kaolin, altered by treatment with Na2SiF6, with the above constituents being blended into a SiC/Al2O3 composite. Alternative embodiments are methods of producing the compositions described above. Further embodiments include products made by the process described above.

Abstract: Disclosed is a flame-retardant polyamide resin composition, including: a polyamide (A) containing a diamine unit including 70 mol % or more of a p-xylylenediamine unit and a dicarboxylic acid unit including 70 mol % or more of a linear aliphatic dicarboxylic acid unit having 6 to 18 carbon atoms; an organic halogen compound (B) that serves as a flame retardant; an inorganic compound (C) that serves as a flame retardant aid; and an inorganic filler (D), in which the polyamide (A) includes a polyamide having a phosphorus atom concentration of 50 to 1,000 ppm and a YI value of 10 or less in a color difference test in accordance with JIS-K-7105, and a content of the organic halogen compound (B), a content of the inorganic compound (C), and a content of the inorganic filler (D) are 1 to 100 parts by mass, 0.5 to 50 parts by mass, and 0 to 100 parts by mass, respectively, with respect to 100 parts by mass of the polyamide (A).

Abstract: The present invention relates to a composition and method for fabricating composite resins that produce either reduced or zero volatile organic compound (VOC) and zero hazardous air pollutant (HAP) emissions. The non-volatile reactive diluents of the composite resin, fatty acid monomers, enhance the stability, shelf-life, flexibility and strength of the composite resin. The resins incorporating fatty acid monomers may be used to repair military equipment or for any commercial repair purposes.

Abstract: A polymer additive for improving the reheat characteristics of a polymer or polymeric composition comprises an inorganic material which is such that a 2.5 mm thick polyethylene terephthalate plaque incorporating the inorganic material has, when tested, an absorption ratio of less than 0.9, wherein the absorption ratio is either the ratio of A1/A2 or the ratio A1/A3, wherein: A1 is the maximum absorption between 400 nm and 550 nm; A2 is the maximum absorption between 700 to 1100 nm; A3 is the maximum absorption between 700 to 1600 nm. Preferred inorganic materials are titanium nitride, indium tin oxide and lanthanum hexaboride.

Abstract: A polyamide resin composition according to the present invention comprises (A) crystalline polyamide resin having a glass transition temperature (Tg) of about 50 to about 100° C.; (B) crystalline polyamide resin having a glass transition temperature (Tg) of about 110 to about 160° C.; (C) inorganic filler; (D) white pigment; and (E) light stabilizer, and can have excellent surface gloss, surface reflectance, heat resistance, mechanical strength, moldability, light stability and discoloration resistance.

Abstract: A polyamide resin composition according to the present invention comprises (A) about 10 to about 70% by weight of crystalline polyamide resin, (B) about 10 to about 70% by weight of amorphous polyamide resin with a glass transition temperature of about 110 to about 200° C., (C) about 10 to about 60% by weight of inorganic filler, (D) about 10 to about 50% by weight of white pigment, and (E) about 0.05 to about 2 parts by weight of light stabilizer, based on about 100 parts by weight of the crystalline polyamide resin (A), the amorphous polyamide resin (B), the inorganic filler (C) and the white pigment (D), and can have excellent surface reflectance, heat resistance, mechanical strength, moldability, light stability and discoloration resistance.

Abstract: An organic/inorganic hybrid material is provided, which includes an organic polymer and a plurality of inorganic nanoparticles, wherein the inorganic nanoparticles are self-connected or connected via a linker to constitute an inorganic network structure. By forming the inorganic network structure through interconnection of inorganic nanoparticles, the inorganic content in the hybrid materials can be drastically increased to improve the properties thereof. A method for fabricating the organic/inorganic hybrid material is also provided.

Abstract: There is provided a polycarbonate resin composition containing aluminum oxide nanoparticles and being capable of showing good moldability and retention heat stability and combining high transparency and dimensional stability with excellent mechanical properties. The polycarbonate resin composition is characterized by containing an organic acid and aluminum oxide and in that: the resin composition has a melt mass flow rate of 11 g/10 min or higher as measured according to JIS K 7210 under the conditions of a temperature of 280° C., a nominal load of 2.16 Kg and a nozzle dimension L/D of 8/2; and a No. 2 dumbbell-shaped specimen according to JIS K 7113 formed by heat-press molding the resin composition into a film of 0.2 mm in thickness and cutting the film has a breaking stress of 8 MPa or higher as measured under the conditions of a temperature of 23° C., a humidity of 50% RH and a tensile rate of 50 mm/min.

Abstract: A polyethylene composition comprising 0.01% to 1% by weight of at least one platelet-shaped nano boehmite nucleator, wherein the platelet-shaped nano boehmite nucleator comprises at least 70% by weight of Al2O3 and has a crystallite size of at least 5 nm, and the polyethylene composition comprises a density greater than 0.94 g/cm3, a melt index (MI2) ranging from equal to or greater than 0.3 g/10 min. up to equal to or less than 3 g/10 min., and a peak crystallization temperature (Tc) value determined according to ASTM D 3418, with an annealing temperature of 160° C. and a cooling rate of 10° C./min., that corresponds to formula (I): Tc?(A*density)?73.5° C.??(I) where A is 200 cm3-° C./g, Tc is in units of ° C., and density is in units of g/cm3.

Abstract: A plastic molding material contains at least one filler and a polymer resin, selected from the group made up of cyanate ester resins, epoxy novolac resins, multifunctional epoxy resins, bismaleimide resins and their mixtures. The proportion of filler in the plastic molding material is in the range of 65 to 92 wt. %, with reference to the overall mass of the plastic molding material.

Abstract: The invention provides a dispersant for an aqueous dispersion of negatively charged or chargeable solid particulates which comprises a compound having an anchoring moiety linked to a polymeric hydrophilic moiety, the anchoring moiety containing at least one basic group and having an overall basicity and the polymeric moiety having a lower affinity for the particulate surface than the anchoring moiety. The invention also provides a coating composition containing the dispersant, an inkjet recording element containing the dispersant and methods of coating or reducing viscosity using the dispersant.

Abstract: The present teachings provide a fuser member. The fuser member includes a substrate layer comprising a polyamideimide/polybenzimidazole polymer blend. A method of manufacturing the fuser member is described.

Abstract: Silicone resin composition for optical semiconductor devices, providing cured product wherein warpage in the devices is reduced and whiteness, heat-resistance, and light resistance are improved. The composition comprises: (A) an organopolysiloxane of the formula (CH3)aSi(OR1)b(OH)cO(4-a-b-c)/2??(1) wherein R1 is monovalent hydrocarbon and a, b, and c are numbers such that: 0.8<=a<=1.5, 0<=b<=0.3, 0.001<=c<=0.5, and 0.801<=a+b+c<2; (B) white pigment; (C) an inorganic filler other than the white pigment; (D) condensation catalyst; (E) an epoxy resin derived from isocyanuric acid; (F) an organopolysiloxane comprising unit R2SiO and unit RSiO1.5, wherein R is hydroxyl, methyl, ethyl, propyl, cyclohexyl, phenyl, vinyl, or allyl; and (G) a linear diorganopolysiloxane of the formula wherein R5 and R6 are alkyl, cyclohexyl, vinyl, phenyl, or allyl and n is an integer from 800 to 1200.

Abstract: The invention relates to a thermoplastic polymer composition that contains polyamide and comprises an excellent compromise of properties, in particular mechanical properties, and a high fluidity at the molten state. The invention particularly relates to a composition containing at least a high-fluidity linear polyamide and optionally fillers such as glass fibres, and to a method for making such a composition.

Abstract: Disclosed is a fluorine-containing elastomer having a copolymerization composition containing (A) 72.8 to 74.0 mol % of tetrafluoroethylene, (B) 26.8 to 24.0 mol % of perfluoro(lower alkyl vinyl ether) or perfluoro(lower alkoxy-lower alkyl vinyl ether), and (C) 0.2 to 3.0 mol % of a perfluoro unsaturated nitrile compound, and having a Mooney viscosity ML1+10(121° C.) of 70 to 115. The fluorine-containing elastomer is compounded with a bisamidoxime compound, which is used as a vulcanizing agent, in an amount of 0.2 to 5 parts by weight based on 100 parts by weight of the fluorine-containing elastomer to form a fluorine-containing elastomer composition. The vulcanizate of the composition, even when used under plasma irradiation conditions or at temperatures as high as 300° C., can prevent weight loss caused by plasma irradiation and exhibits excellent heat resistance at temperatures as high as 300° C. or more.

Abstract: A thermosetting resin composition and a prepreg or laminate using the same are provided. The thermosetting resin composition includes an epoxy resin and a curing agent, in which the curing agent is a dual-curing agent system formed with a multi-functional aromatic polyester curing agent in combination with a phenolphthalein benzoxazine phenol aldehyde or a poly(styrene-co-maleic anhydride). An organic or inorganic fiber reinforced material is impregnated with the thermosetting resin composition to form a prepreg, and the prepreg is bonded to a substrate with a metal foil disposed thereon, to form a laminate.

Abstract: A printed gas sensor is disclosed. The sensor may include a porous substrate, an electrode layer, a liquid or gel electrolyte layer, and an encapsulation layer. The electrode layer comprises two or more electrodes that are formed on one side of the porous substrate. The liquid or gel electrolyte layer is in electrolytic contact with the two or more electrodes. The encapsulation layer encapsulates the electrode layer and electrolyte layer thereby forming an integrated structure with the porous substrate.

Abstract: Hybrid copolymer compositions include a hybrid copolymer including at least one ethylenically unsaturated monomer and a naturally derived hydroxyl containing chain transfer agent as an end group; and a hybrid synthetic copolymer including one or more synthetic polymers derived from the at least one ethylenically unsaturated monomer with at least one initiator fragment as an end group. The hybrid copolymer composition may be prepared as a scale inhibiting composition. Methods of preparing a hybrid copolymer are also included.

Abstract: A tire composition with a Shore A hardness, according to DIN 53 505 and ASTM D2240, of not less than 40 and not greater than 95 and a glass-transition temperature Tg (E?max), according to DIN 53 513 with a specified temperature sweep of ?80° C. to +80° C. and a specified compression of 10+0.2% at 10 Hz, not less than ?80° C. and not greater than 0° C., with improved abrasion performance, in particular for pneumatic tires, has the following composition: at least one vulcanizable diene rubber selected from natural rubbers, synthetic polyisoprene rubbers, polyisobutylene rubbers, polybutadiene rubbers (BR), and random styrene-butadiene rubbers; from 35 to 300 phr of at least one active filler selected from carbon blacks, silicas, silicon based fillers, and metal oxides, of which at least 10 phr must be carbon blacks, silicas, or some combination thereof; from 0 to 250 phr of other or further additives; from 0.

Abstract: An object of the present invention is to improve the fluidity of a thermosetting powder adhesive and clear the blocking with a powder adhesive in a constant amount supplying apparatus or a delivery pathway. The present invention has attained the object by a powder adhesive containing a thermosetting adhesive particle and an inorganic filler present on the surface of the thermosetting adhesive particle.

Abstract: The present invention is directed toward a method for making a polymer that has nanostructures incorporated into the matrix of the polymer. The method of the invention involves the following steps: mixing a precursor solution for the polymer with a precursor for the nanostructures to form a mixture; forming nanostructures in the mixture from the precursor of the nanostructures; and forming a polymer from the precursor solution of the polymer so that the nanostructures are incorporated into the polymer matrix.

Abstract: An adhesive composition for detachable adhesive bonds is based on adhesive matrices and expansion material, the particles of the expansion material being at least partially encapsulated.

Abstract: Slurry which contains a) from (50) to (80) % by weight of refractory particles having an average particle size of from (0.5) m to (150) m, b) from (5) to (35) % by weight of aluminium oxide particles having an average particle diameter of less than (300) nm and c) from (5) to (35) % by weight of water and d) a pH of from (5) to (12). Process for producing the slurry using a dispersion, and also the dispersion itself. Process for producing a casting mould, and also the casting mould itself.

Abstract: There are disclosed insulated ultrafine powder comprising electroconductive ultrafine powder which is in the form of sphere, spheroid or acicular each having a minor axis in the range of 1 to 100 nm and an insulating film applied thereto; a process for producing the same which is capable of covering the surfaces of the insulated ultrafine powder with the insulating film having a thickness in the range of 0.3 to 100 nm without causing any clearance or vacancy; and a resin composite material which uses the same. A high dielectric constant of the material is assured by adding a small amount of insulated ultrafine powder wherein an insulating film is applied to the electroconductive ultrafine powder, while maintaining the processability and moldability that are the characteristics inherent in a resin material.

Abstract: The invention relates to an aqueous dispersion comprising at least one pigment and polyvinylpyrrolidone with a weight average molecular weight of less than 40,000 g/mol, its preparation method and its cosmetic uses.

Abstract: The disclosure provides methods and materials for imparting corrosion resistance to a substrate, as well as the corrosion-resistant substrates prepared accordingly. Compositions and methods include nonpyrolyzed, silicon-based polymer coatings prepared on substrates. The prepared coatings are highly stable and resistant to corrosion. The invention finds utility, for example, in the fields of surface and coating chemistry.

Abstract: A process is provided for producing aqueous pigment dispersions for ink-jet recording in which fine pigments are stably dispersed and such a state can be maintained for a long period of storing. Moreover, a process is provided for producing aqueous pigment dispersions for ink-jet recording in which the time required for production such as dispersing time is short, and the production efficiency is high. The process for producing aqueous pigment dispersions for ink-jet recording includes a first step of kneading (1) a styrene-acrylic type resin with a styrene type monomer unit of 50 to 90 mass %, and at least one unit selected from an acrylic monomer unit and methacrylic monomer unit, having an acid value of 50 to 300, (2) a pigment, (3) a basic compound, and (4) a humectant to produce a solid colored kneaded product, and a second step of dispersing the solid colored kneaded product in an aqueous medium comprising water or water and humectant.

Abstract: The invention concerns a process for preparing an additive for polymers, the additive itself and the use of the additive for improving the surface properties of polymers.

Abstract: The invention relates to a translucent, white, light-diffusing thermoplastic composition containing both white pigment and refractive index-matched particles. The blend of pigment and particles provides a synergistic effect, resulting in a very high luminous transmission and good diffusion properties.

Abstract: A white polyimide film comprises a polyimide base polymer and a coloration filler homogeneously distributed in the white polyimide film by reacting a diamine component with a dianhydride component and a coloration filter. The diamine component can include 2,2?-bis(trifluoromethyl)benzidine, and the dianhydride component can include 3,3?,4,4?-biphenyltetracarboxylic dianhydride and 2,2-bis[4-(3,4-dicarboxyphenoxy)phenyl]propane dianhydride. The coloration filler can include TiO2, Al2O3, CaCO3, CaSO4, SiO2, BN, AlN and clay. The white polyimide film has a coefficient of thermal expansion (CTE) less than about 60 ppm/° C. in a temperature range between about 100° C. and about 200° C. , an elongation rate between about 5% and about 60%, and a b*-value between about 0 and about 15. In some embodiments, a method of manufacturing the white polyimide film is also described.

Abstract: A fire resistant paint includes a film-forming binder, a solvent, and a hydrated mineral that imparts fire resistance to the paint. The paint, when applied to a fibrous composite article which comprises at least about 20 wt % lignocellulosic fibers bound together into a consolidated fibrous article, provides the article with a flame spread index of not greater than about 50.

Abstract: The separator for an electrochemical device of the present invention includes inorganic fine particles and a fibrous material or microporous film. Primary particles of the inorganic fine particles can be approximated to a geometric shape, and a difference between a theoretical specific surface area and an actual specific surface area of the inorganic fine particles is within ±15% relative to the theoretical specific surface area, where the theoretical specific surface area of the inorganic fine particles is calculated from a surface area, a volume and a true density of the primary particles of the inorganic fine particles, which are determined through approximation of the primary particles of the inorganic fine particles to the geometric shape, and the actual specific surface area of the inorganic fine particles is measured by the BET method.

Abstract: The present disclosure is drawn to a nanoparticle containing overcoat composition for use in ink jet printing. The composition can include a liquid vehicle and a composite latex particulate. The composite latex particulate can include inorganic nanoparticles at least partially encapsulated by a polymer. The inorganic nanoparticles can be silica, titania, alumina, zinc oxide, silicates, oxides of indium and tin, and combinations thereof. The inorganic nanoparticles can comprise from about 1 wt % to about 20 wt % of the composite latex particulate. The overcoat composition can be used to improve the properties of ink-jetted images.

Abstract: A waterborne coating composition is provided, comprising a vinyl copolymer with an optimized level of phosphorus-containing functional groups in conjunction with at least 20% by weight of the copolymer, of ethyl acrylate, methyl acrylate or combinations thereof and one or more opacifying colorants, preferably titanium dioxide.

Abstract: The invention provides a dispersant for an aqueous dispersion of positively charged or chargeable solid particulates which comprises a compound having an anchoring moiety linked to a polymeric hydrophilic moiety, the anchoring moiety containing at least one acid and/or hydroxy group and having an overall acidity or neutrality and the polymeric moiety having a lower affinity for the particulate surface than the anchoring moiety. The anchoring moiety preferably contains at least two acid groups, preferably carboxylic acid groups, attached either in a [1,1], [1,2] or [1,3] relationship and is linked to the polymeric moiety, which is preferably derived from acrylamide or methacrylamide monomer units, preferably by a sulfur atom. The dispersant can reduce the viscosity of an aqueous dispersion of positively charged or chargeable solid particulates and can reduce the tendency of the resulting dispersion to form a gel or a yield stress material.

Abstract: A moisture curable composition is capable of cure to an elastomeric body. The composition includes an extended polymer, a suitable cross-linking agent, a suitable condensation catalyst, an organic plasticizer, and one or more fillers. The extended polymer includes an organosiloxane containing polymer of a specific formula and an organic extender selected from linear or branched mono unsaturated hydrocarbons, wherein the organopolysiloxane polymer comprises from 5 to 20% by weight of the composition. The cross-linking agent includes at least two hydroxyl and/or hydrolysable groups reactive with the organopolysiloxane polymer. The organic plasticizer is selected from one or more of the group of natural drying oils, fatty acid(s), fatty acid esters, polyols, and organic phosphates.

Abstract: The invention provides a bio-based material composition and an optical device employing the same. The composition can be a petroleum resin-free composition, including a polylactic acid resin, a filler, and a light diffusion agent. Further, the composition can be a composition with petroleum resin, including a polylactic acid resin, a petroleum resin, a light diffusion agent, and an antioxidant.

Abstract: Polymer-filler coupling compounds with the formula B-A-Sx—N are claimed. In these compounds, B is an azaheterocyclic oxygen or sulfur containing moiety, or an allyltin moiety; Sx is a polysulfide, where x is between 2 and about 10; A is a linking atom or group that forms a bridge between B and Sx; and N is a blocking group. Sx can be a disulfide. N can be a conventional blocking group or other group such as -A-B. Methods for using the polymer-filler coupling compounds to modify polymers containing unsaturated carbon-carbon bonds and promote filler dispersion are also claimed. Additionally, vulcanizable rubber compositions containing the polymer-filler coupling compounds and methods for making vulcanized rubber compositions using the polymer-filler coupling compounds are also claimed.

Abstract: Materials, apparatus and methods of forming structural components for consumer electronics devices are described. In one embodiment, ceramic fibers, such as alumina, are mixed with a thermoplastic, such as nylon, to form a composite material usable in an injection molding process. The volume percent of ceramic fibers used with the thermoplastic can be selected to improve the strength properties of the composite material. Pigments can be added to the composite material to affect its aesthetic appeal. In one embodiment, the composite material including the ceramic fibers can be used to form frame components usable in a consumer electronic device. The frame components can be load bearing structures that are externally visible or used within the interior of the device.

Abstract: A molded elastomer for an endoscope is provided, which includes a fluorine-containing elastomer and a filler. The filler includes thermal black in a content of 1 to 10 parts by mass based on 100 parts by mass of the fluorine-containing elastomer, and plate alumina in a content of 2 to 10 parts by mass based on 100 parts by mass of the fluorine-containing elastomer.

Abstract: Provided is an unsaturated polyester resin composition comprising 100 parts by mass of an unsaturated polyester resin (a) 400 to 1,000 parts by mass of a mixture of an inorganic filler (b) having a thermal conductivity coefficient of 20 W/m·K or more and aluminum hydroxide (c); 20 to 300 parts by mass of a glass fiber (d) having a fiber length of 1.5 mm or less; and 15 to 50 parts by mass of a low profile additive (e), the inorganic filler (b) and the aluminum hydroxide (c) being mixed at a mass ratio of 80:20 to 20:80, in which the unsaturated polyester resin composition further includes an alkyl peroxyalkylate-based curing agent (f) represented by the following formula (1): wherein R represents an alkyl group; and R? represents an alkyl group having 3 or more carbon atoms, and a polymerization inhibitor (g).

Abstract: A composite building material includes carpet waste having carpet fibers and adhesive, and an inorganic filler that includes fly ash. The composite building material may be produced by providing the carpet waste, mixing the carpet waste with the inorganic filler to produce a homogeneous blend, and forming the homogeneous blend into the composite building material. The composite building material may optionally include a base polymer, slack wax, and/or calcium carbonate.

Abstract: Provided is a polycarbonate resin composition which contains specific amounts of a glass filler and glossy particles, which can be molded into an article in which no difference in lightness is visually observed between the left side and the right side of the weld line, and which has excellent optical properties and flame retardancy. The polycarbonate resin composition contains: a composition formed of an aromatic polycarbonate resin (A) and a glass filler (B) having a difference in refractive index 0.002 or less from the aromatic polycarbonate resin of; glossy particles (C-1) having an average particle diameter of 10 ?m or more and less than 50 ?m; glossy particles (C-2) having an average particle diameter of 50 to 300 ?m; a silicone compound (D) having a reactive functional group; and an organic alkali metal salt compound and/or an organic alkali earth metal salt compound (E).

Abstract: A resin composition is provided that includes (Component A) a filler having an ethylenically unsaturated group, (Component B) a polymerizable compound having an ethylenically unsaturated group, and (Component C) a polymerization initiator. There are also provided a relief printing plate precursor, a process for producing a relief printing plate precursor that includes a layer formation step of forming a relief-forming layer and a crosslinking step of thermally crosslinking the relief-forming layer, and a process for making a relief printing plate that includes an engraving step of laser-engraving the crosslinked relief-forming layer so as to form a relief layer.

Abstract: An organosiloxane resin composition which greatly improves the weatherability, hot water resistance and durability against environmental variations and a high-temperature environment of a substrate, imparts excellent abrasion resistance and has high optical transparency and a laminate. The organosiloxane resin composition comprises (A) colloidal silica (component A), (B) a hydrolyzed and condensed product of an alkoxysilane (component B), (C) a hydrolyzed and condensed product of an alkoxysilane having high hydrophobic nature (component C) and (D) a metal oxide (component D).

Abstract: Disclosed is a flame-retardant resin composition which comprises inorganic particles, preferably a fly ash, containing a complex of silicon dioxide and aluminum oxide and having D50 of 1 to 10 ?m.

Abstract: A thermally conductive silicone rubber composition comprising: (A) an organopolysiloxane with the exception of below-given components (C) and (E); (B) a thermally conductive filler; (C) a specific organopolysiloxane; (D) a curing agent; (E) a resin-like organopolysiloxane; and (F) a silane compound showing no affinity to aforementioned component (A), wherein component (E) is contained in an amount of 2 to 10 mass % per sum of components (A) and (E), and wherein said component (F) is contained in an amount sufficient for coating 1 to 70% of the entire surface of component (B) determined from the contents of component (B) and the BET specific surface area of aforementioned component (B), demonstrates good handleability and possesses appropriate thixotropicity even when it contains a large amount of thermally conductive filler and when cured is capable of forming a thermally conductive silicone rubber characterized by good adhesive properties and elongation characteristics even without the use of a reinforcing f

Abstract: It is an object of the present invention to provide a thermally disappearing resin particle and a thermally disappearing hollow resin particle which can be decomposed at a low temperature in a short time and do not cause deformation or cracking of a sintered body to be obtained in the case of using as a binder for a ceramic or a lightening material; a method of producing the thermally disappearing hollow resin particle; a ceramic composition which can be degreased and fired at a low temperature in a short time and gives a molded body with a high porosity without deformation or cracking even in the case a large quantity of a pore-forming material is used; and a method of producing a porous ceramic filter. The present invention is directed to a thermally disappearing resin particle, which contains a polyoxyalkylene resin, and 10% by weight or more of the whole particle disappearing within an hour by heating at a prescribed temperature in a range from 100 to 300° C.

Abstract: Composite nanogranules from polymer/inorganic nanoparticle, especially first composite nanogranules which are formed from first polymer and inorganic nanoparticles, second composite nanogranules which are obtained by forming second polymer on the first composite nanogranules, third composite nanogranules which is obtained by forming third polymer on the second composite nanogranules, and Nth composite nanogranules which is obtained by forming Nth polymer on the (N?1)th composite nanogranules with the similar method, are disclosed. A composition comprising anyone of the composite nanogranules described above is disclosed. The preparation method thereof and use of the same are also disclosed.