Synthetic resins or natural rubbers -- part of the class 520 series inventions 07/06

20060167121 - Process and apparatus for the optimized production of foam in a continuous block slabstock process: The invention relates to a plant and a process for the production of foam in a continuous slabstock process in which the actual foam height profile is detected transversely to the feed direction and a correcting variable for the slabstock process based on deviation of the actual foam height profile...

20060167122 - Expandable polylactic acid resin particles, expanded polylactic acid resin beads and molded article obtained from expanded polylactic acid resin beads: Expandable polylactic acid resin particles including (a) a base resin containing a polylactic acid resin having at least 50 mol % of lactic acid monomer component units, (b) a polyolefin wax in an amount of 0.0001 to 1 part by weight per 100 parts by weight of the base resin,...

20060167123 - Method for the production of low-bulk density polystyrene foam particles: A process for producing foam beads with low bulk density from thermoplastic polymers, encompassing the stages of a) addition of a blowing agent to a thermoplastic polymer melt, b) cooling and extrusion, through a die, of the polymer melt comprising blowing agent c) cutting of the polymer melt comprising-blowing agent...

20060167124 - Expandable polyamide composition and polyamide foam obtained therefrom: The present invention relates to an expandable polyamide composition and to a polyamide foam obtained therefrom. This composition comprises a compound comprising at least one isocyanate function, a polyamide and a compound comprising at least one carboxylic acid function. The invention also relates to a process for preparing a polyamide...

20060167125 - Method for the production of low-emission polyurethane soft foams: The present invention provides a process for producing low-emission flexible polyurethane foams having a reduced odor and reduced fogging by reacting a) polyisocyanates with b) compounds having at least two hydrogen atoms which are reactive toward isocyanate groups, c) blowing agents wherein polyether alcohols which have been prepared by addition...

20060160909 - Compartmentalized pellet for improved contaminant removal: This invention is to an improved method for cleaning contaminated polymer when that polymer is to be blended with clean material. The method involves combining the contaminated material and the clean material in a compartmentalized pellet wherein the contaminated material is placed in the outermost compartment, the clean material is...

20060160910 - Hydrofluorocarbon compositions: A composition which comprises 1,1,1,3,3-pentafluorobutane (HFC-365mfc) and 1,1,1,3,3-pentafluoropropane (HFC-245fa) in a weight ratio HFC-365mfc/HFC-245fa of from 60:40 to 75:25....

20060160911 - Process for making polyurethane and polyisocyanurate foams using mixtures of a hydrofluorocarbon and methyl formate as a blowing agent: A process for preparing polyurethane or polyisocyanurate foam by reacting and foaming a mixture of a polyol, and an isocyanate in the presence of a blowing agent which comprises: i) 22 to 78 mole percent of a hydrofluorocarbon; ii) 22 to 78 mole percent of methyl formate; and iii) 0...

20060160912 - Low-resilience flexible polyurethane foam and process for producing the same: A flexible polyurethane foam whereby exceedingly low resilience can be obtained without using a plasticizer and the hardness change due to a temperature change is little; and a process for its production, are provided. The flexible polyurethane foam is characterized by having a core resilience of 30% or lower and...

20060160913 - Flexible polyurethane foam and process for its production: A process for producing a flexible polyurethane foam which comprises foaming a starting material composition (E) comprising a high molecular weight polyoxyalkylene polyol (A), an organic polyisocyanate compound (B), a blowing agent (C) and a catalyst (D) in a closed mold, characterized in that at least a part of the...

20060160914 - Syntactic phenolic foam composition: The present invention concerns a pre-mix for a syntactic phenolic foam composition; a syntactic phenolic foam composition; and a process for preparing the syntactic phenolic foam composition. The pre-mix comprises thermally expandable and/or expanded thermoplastic microspheres, the microspheres comprising a thermoplastic polymer shell made of a homopolymer or copolymer of...

20060154996 - Ion exchanger: A porous ion exchanger includes an open cell structure including interconnected macropores and mesopores whose average diameter is in a range of 1 to 1000 μm existing on walls of the macropores. Moreover, a total pore volume is in a range of 1 to 50 ml/g, ion exchange groups are...

20060154997 - Ion exchanger: A porous ion exchanger includes an open cell structure including interconnected macropores and mesopores whose average diameter is in a range of 1 to 1000 μm existing on walls of the macropores. Moreover, a total pore volume is in a range of 1 to 50 ml/g, ion exchange groups are...

20060154998 - Resin composition for foam and use thereof: A composition which can provide a foamed product (non-crosslinked or crosslinked foamed product) having low specific gravity and low compression set (CS), excelling in the tensile strength properties and the tear strength properties, as well as in impact resilience, and exhibiting a less decrease in hardness at high temperatures; a...

20060154999 - Polymer with dispersed fine metal particles, process for producing same, metal ion-containing polymer for use in the production, and process for producing same: A lamellar crystalline organic polymer containing acidic groups and/or ammonium salt thereof, such as ammonium salt of polymuconic acid, is mixed with a substance containing a metal ion such as alkali metal ion, to prepare a metal ion-containing polymer having a structure in which the metal ion is intercalated between...

20060148912 - Porous film of vinylidene fluoride resin and method for producing same: A porous membrane of vinylidene fluoride resin excellent in hydrophilicity and having a good balance among strength, elongation and water permeation rate, which is thus useful as a microfiltration membrane or a separator of battery. The porous membrane is formed from a copolymer of 100 mols of a vinylidene fluoride...

20060148911 - Porous polymeric membrane comprising vinylidene fluoride: A process for producing a porous polymeric structure which process comprises preparing a solution comprising a polymer which comprises vinylidene fluoride in a solvent/non-solvent mixture; holding the solution at an elevated temperature until the polymer is completely solvated; casting the solution to form a thin layer; and drying the thin...

20060148913 - Apparatus for the separation and recovery of volume-reduced polystyrene resin gel: A volume-reduced gel-state polystyrene resin is heated in the separation/recovery apparatus under ambient pressure or reduced pressure, for removal of solvent and recovery of resin. The apparatus includes an apparatus main unit 10 having at the top of the unit a solvent-recovering section for continuously recovering evaporated solvent and having...

20060148914 - Methods and compositions for decolorizing thermoplastics and articles made using such decolorized thermoplastics: The invention relates to the use of chemical compositions useful for decolorizing recycle thermoplastics such as oxidizing agents, reducing agents, or photo-initiators combined into thermoplastics such as polypropylene (PP), polyethylene terephthalate (PET), polybutylene terephthalate (PBT), polycarbonates (PC), polyethylene (PE), polylactic acid (PLA), nylon, PET copolymers, acrylics, Surlyn™, or other thermoplastics....

20060148915 - Microporous materials and methods of making: Microporous materials and articles are disclosed. The microporous materials contain a polyolefin or olefinic polymer and a solid diluent in which the polymer is soluble at a temperature above the melting temperature of the polymer and that phase separates from the polymer at a temperature below the polymer crystallization temperature....

20060148917 - Absorbent foam containing fiber: A flexible, absorbent, thermoplastic foam comprises at least a thermoplastic base resin and fibers. The incorporation of fibers into the thermoplastic base foam structure can result in a foam which exhibits improved absorbent properties such as high fluid capillary action and improved fluid movement from cell to cell within the...

20060148916 - Polymer foams containing multi-functional layered nano-graphite: This invention relates to foam insulating products, particularly extruded polystyrene foam, containing multi-layered nano-graphite as a process additive for improving the physical properties of foam products....

20060148918 - Process for the manufacture of a polymer foam: A process for manufacturing a polymer foam which comprises an exothermal foaming step carried out in the presence of a means for preventing heat accumulation....

20060148919 - Impact-absorbing members for dynamic impact applications: Cushions for dynamic impact applications include anisotropic cellular polymers made in an extrusion, expanded bead or reactive foaming process. The anisotropic behavior represented by CE/CT, CV/CT and CH/CT, wherein CE, CV and CH represent the compressive strength of the cellular polymer in each of three orthogonal directions E, V and...

20060148920 - Foamed polypropylene with improved cell structure: Alicyclic carboxylates, such as alicyclic norbonane sodium dicarboxylate, may be used in relatively small amounts as crystallization nucleating agents for foamed polypropylene. The alicyclic carboxylates give improved cell structures at lower proportions than conventional crystallization nucleating agents. The use of alicyclic carboxylate crystallization nucleating agents together with conventional nucleating agents...

20060148921 - Expansible mixtures devoid of isocyanates exhibiting improved fire behaviour: Foamable compositions which are free of isocyanates, which exhibit low shrinkage, low propensity toward crack formation, and which display good flammability resistance, are prepared from blowing agent-containing compositions of alkoxysilane-terminated prepolymers derived from a polyol component which contains one or more halogenated polyols....

20060148922 - Flexible polyurethane foam: A flexible polyurethane foam for a cushioning material, the flexible polyurethane foam comprising a polyol and an isocyanate as main components, and a fluoride surfactant as a cell regulator, wherein the fluoride surfactant has the structure of a perfluoroalkyl group, exhibits a foaming height of 3 mm or more in...