Abstract: Provided are a thermoplastic polyurethane foam and an impact resistant composite laminate. The thermoplastic polyurethane comprises a structural unit represented by Formula (I): wherein each R independently is an alkylene group having 2 to 8 carbon atoms or —CH2CH2OCH2CH2— or —CH2CH2OCH2CH2OCH2CH2—; n is a number from 2 to 13; and the structural unit has a Mn ranging from 700 g/mole to 2500 g/mole. The impact resistant composite laminate comprises a base layer and a first impact resistant layer formed by the thermoplastic polyurethane foam, and the first impact resistant layer overlaps the base layer.

Abstract: Provided are a use of a thermoplastic polyurethane for forming an impact resistant layer and an impact resistant composite laminate. The thermoplastic polyurethane comprises a structural unit represented by Formula (I): wherein each R independently is an alkylene group having 2 to 8 carbon atoms or CH2CH2OCH2CH2; n is a number from 2 to 13; and the structural unit has a Mn ranging from 700 g/mole to 2500 g/mole. In addition, the impact resistant layer has a thickness of larger than 1.5 mm. The impact resistant composite laminate comprises a base layer and the impact resistant layer disposed on the base layer.

Abstract: The present invention provides a thermoplastic polyurethane (TPU) having a glass transition temperature between an ambient temperature and normal body temperature, wherein the TPU contains dicarboxyphenyl polyester structure represented by Formula 1 or 10-(2,3-dicarboxypropyl)-9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide n(DOPO-ITA) polyester structure represented by Formula 2. The present invention also provides a polyester polyol containing DOPO-ITA polyester structure represented by Formula 2, a molar percentage of the 10-(2,3-dicarboxypropyl)-9,10-dihydro-9-oxa-10-oxide polyester structure in the whole polyester polyol ranges from 30% to 70%. The present invention further provides an article thereof. in Formula 1, R is C2 to C8 alkylene group or CH2CH2OCH2CH2; in Formula 2, R is C2 to C8 alkylene group or CH2CH2OCH2CH2.

Abstract: The present invention provides a highly dispersible metallic acrylate composition containing specific content of a graphene, a flake graphite or a combination thereof as a thermally conductive powder, and thus has better stability and dispersivity, which leads to advantages of low adhesion to the metal surface and ease of mixing in resin. Moreover, the metallic acrylate composition can be applied to resin composition as an auxiliary crosslinking coagent for enhancing mechanical strength and good uniformity of cell dispersion in the foamed product, such that the foamed products can be used as architectural materials, materials of daily commodities, vehicle materials, damping and cushioning materials, packing materials, sport pad materials, or shoe materials.

Abstract: The present invention provides a thermoplastic polyurethane (TPU) having a glass transition temperature between an ambient temperature and normal body temperature, wherein the TPU contains dicarboxyphenyl polyester structure represented by Formula 1 or 10-(2,3-dicarboxypropyl)-9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide n(DOPO-ITA) polyester structure represented by Formula 2. The present invention also provides a polyester polyol containing DOPO-ITA polyester structure represented by Formula 2, a molar percentage of the 10-(2,3-dicarboxypropyl)-9,10-dihydro-9-oxa-10-oxide polyester structure in the whole polyester polyol ranges from 30% to 70%. The present invention further provides an article thereof. in Formula 1, R is C2 to C8 alkylene group or CH2CH2OCH2CH2; in Formula 2, R is C2 to C8 alkylene group or CH2CH2OCH2CH2.

Abstract: A polyolefin elastomer composite includes a copolymer, an unsaturated aliphatic polyolefin, an organic peroxide, and an acrylic acid metallic salt mixture. The copolymer is an ethylene copolymer, an olefin block copolymer, or a combination thereof. The ratio of the amount of unsaturated aliphatic polyolefin and the copolymer is 1:3 to 3:1. Based on the total amount of the unsaturated aliphatic polyolefin and the copolymer as 100 parts by weight, the amount of the organic peroxide is 0.1 to 1 part by weight and the amount of the acrylic acid metallic salt mixture is 0.1 to 5 parts by weight. The polyolefin elastomer composite can produce a foamed elastomer having high rebound resilience and low compression set.

Abstract: A metallic acrylate composition comprises a metallic acrylate and a dispersant, wherein the content of the dispersant is in the range from 0.1 weight percent to 5 weight percent based on the total weight of the metallic acrylate composition, and the metallic acrylate has the structure represented by Formula (I) or Formula (II) as follows: wherein in Formula (I) and Formula (II), X is larger than 0 and less than 2, and M2+ is zinc ion (Zn2+), magnesium ion (Mg2+) or calcium ion (Ca2+); R1 is a hydrogen group or a saturated alkyl group; and R2 is and the dispersant is polytetrafluoroethylene (PTFE) wax or PTFE-modified polyethylene wax.

Abstract: A polyolefin elastomer composite includes a copolymer, an unsaturated aliphatic polyolefin, an organic peroxide, and an metallic acrylate. The copolymer is an ethylene copolymer, an olefin block copolymer, or a combination thereof. The usage ratio of the unsaturated aliphatic polyolefin and the copolymer is 1:3 to 3:1. Based on the total amount of the unsaturated aliphatic polyolefin and the copolymer as 100 parts by weight, the usage of the organic peroxide is 0.1 to 1 part by weight and the usage of the metallic acrylate is 0.1 to 5 parts by weight. The polyolefin elastomer composite can produce a foamed elastomer having high rebound resilience and low compression set.

Abstract: A metallic acrylate composition comprises a metallic acrylate and a dispersant, wherein the content of the dispersant is in the range from 0.1 weight percent to 5 weight percent based on the total weight of the metallic acrylate composition, and the metallic acrylate has the structure represented by Formula (I) or Formula (II) as follows: wherein in Formula (I) and Formula (II), X is larger than 0 and less than 2, and M2+ is zinc ion (Zn2+), magnesium ion (Mg2+) or calcium ion (Ca2+); R1 is a hydrogen group or a saturated alkyl group; and R2 is and the dispersant is polytetrafluoroethylene (PTFE) wax or PTFE-modified polyethylene wax.

Abstract: Provided is a method of preparing a powdery diacetal clarifying agent, which comprises mixing an aromatic aldehyde, a polyol, and an acid catalyst in an organic polar solvent, adding a hydrogenating agent and an inorganic silicon-containing agent into the foregoing mixture, and filtering the mixture. The powdery diacetal clarifying agent prepared by the method can have excellent flowability, dispersability, thermal resistance, and color stability. Accordingly, the powdery diacetal clarifying agent does not release stinking odor and incur yellowing at high temperature, allowing the plastic articles to have improved appearance and visual appeal.

Abstract: Provided are a metallic crosslinking coagent, preparation methods thereof, and a resin composition comprising the metallic crosslinking coagent. With the active-hydrogen containing organic phosphorus compound group and metallophilic acrylate group, the metallic crosslinking coagent provides both stabilizer and flame-retardant effects, enhances the crosslinking efficiency of the resin composition, and improves the compatibility between flame retardant and the polymer. Accordingly, the metallic crosslinking coagent is effective to improve the mechanical properties of the application material and to develop a safe and environmentally friendly flame retardant material.

Abstract: Provided are a powdery diacetal clarifying agent and a method of preparing the same. The powdery diacetal clarifying agent comprises a diacetal compound and an inorganic silicon-containing compound having a pH value equal to or more than 6 and equal to or less than 12. The powdery diacetal clarifying agent of the composition can have excellent flowability, dispersability, thermal resistance, and color stability. Accordingly, the powdery diacetal clarifying agent does not release stinking odor and incur yellowing at high temperature, allowing the plastic articles to have improved appearance and visual appeal.

Abstract: Provided is a method of preparing a powdery diacetal clarifying agent, which comprises mixing an aromatic aldehyde, a polyol, and an acid catalyst in an organic polar solvent, adding a hydrogenating agent and an inorganic silicon-containing agent into the foregoing mixture, and filtering the mixture. The powdery diacetal clarifying agent prepared by the method can have excellent flowability, dispersability, thermal resistance, and color stability. Accordingly, the powdery diacetal clarifying agent does not release stinking odor and incur yellowing at high temperature, allowing the plastic articles to have improved appearance and visual appeal.

Abstract: Provided are a powdery diacetal clarifying agent and a method of preparing the same. The powdery diacetal clarifying agent comprises a diacetal compound and an inorganic silicon-containing compound having a pH value equal to or more than 6 and equal to or less than 12. The powdery diacetal clarifying agent of the composition can have excellent flowability, dispersability, thermal resistance, and color stability. Accordingly, the powdery diacetal clarifying agent does not release stinking odor and incur yellowing at high temperature, allowing the plastic articles to have improved appearance and visual appeal.

Abstract: Provided are a metallic crosslinking coagent, preparation methods thereof, and a resin composition comprising the metallic crosslinking coagent. With the active-hydrogen containing organic phosphorus compound group and metallophilic acrylate group, the metallic crosslinking coagent provides both stabilizer and flame-retardant effects, enhances the crosslinking efficiency of the resin composition, and improves the compatibility between flame retardant and the polymer. Accordingly, the metallic crosslinking coagent is effective to improve the mechanical properties of the application material and to develop a safe and environmentally friendly flame retardant material.

Abstract: A clarifying agent composition comprises a diacetal powder and an organosilane treated fume silica having a pH value of 5.5 to 8, measured in a 4% w/w dispersion in 1:1 mixture of water-methanol. The diacetal has the general structure formula (I), (II), (III), (IV) or (V), wherein R1 and R2 are independently selected from the group consisting of H, C1-C4 alkyl, C1-C4 carbalkoxy, F, Cl, and Br; a is 0, 1, 2 or 3; b is 0, 1, 2 or 3 and n is 0 or 1. The organosilane treated fume silica is dispersed in the diacetal powder and being 0.05˜50% by weight the clarifying agent composition. This invention also intents to provide a new manufacturing method for preparing superfine powdery diacetal composition with high dispersion characteristic the use of said compositions for preparing polyolefin plastic article without the visible white spots on the surface of the corresponding article.

Abstract: A clarifying agent composition comprises a diacetal powder and an organosilane treated fume silica having a pH value of 5.5 to 8, measured in a 4% w/w dispersion in 1:1 mixture of water-methanol. The diacetal has the general structure formula (I), (II), (III), (IV) or (V), wherein R1 and R2 are independently selected from the group consisting of H, C1-C4 alkyl, C1-C4 carbalkoxy, F, Cl, and Br; a is 0, 1, 2 or 3; b is 0, 1, 2 or 3 and n is 0 or 1. The organosilane treated fume silica is dispersed in the diacetal powder and being 0.05˜50% by weight the clarifying agent composition. This invention also intents to provide a new manufacturing method for preparing superfine powdery diacetal composition with high dispersion characteristic the use of said compositions for preparing polyolefin plastic article without the visible white spots on the surface of the corresponding article.

Abstract: A compound of the formula: (I): wherein R1, R2 and R3 are independently selected from the group consisting of H, C1-C8 alkyl, (CH2)n-aryl (wherein n is 0-6, phenyl or benzyl), NO2 or CN, F, Cl, Br and I; and n is 0 or 1. The present invention also relates to a compound of the formula (II): wherein R1, R2 and R3 are independently selected from the group consisting of H, C1-C8 alkyl, (CH2)n-aryl (wherein n is 0-6, phenyl or benzyl), NO2 or CN, F, Cl, Br and I; and n is 0 or 1.

Abstract: An improved process for producing modified zinc acrylate fine powder is disclosed, comprising adding acrylic acid in a organic liquid medium and reacting in the presence of zinc oxide and fatty acid, and after completing of the reaction, adding nonionic surfactant, blending homogeneously, removing said organic medium and water by distillation under reduced pressure and simple pulverizing. The process can attains uniform diffusion in a state very rarely inducing fast adhesion or formation of cluster in the drying step, and, permits easy pulverization into a fine powder, 99% of which has a particle size<44 &mgr;m and thereby can be used directly without needing any sieving.

Abstract: This invention relates to an improved method of preparing 1,1'-dialkyl-4,4'-bipyridinium salt compounds which is free of cyanic ion and contains low amount of inorganic salts.