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An armor with rollers is provided that enables a user to move in all positions by rolling on a hard and smooth surface while constantly varying his bearing points on the ground.
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| Number | Title | Issue Date |
| 8119708 | Method for the production of protective colloid-stabilized polymer products and device for carrying out the method The invention relates to a method for the production of protective colloid-stabilized polymer products by means of emulsion polymerization in a reactor having an external cooling circuit, which is equipped with a pump and a heat exchanger, characterized in that the ... | 02/21/2012 |
| 8063121 | Process for the production of a superabsorbent polymer The present invention relates to a process for the production of a superabsorbent polymer comprising preparing an aqueous mixture of monomers selected to provide after polymerization a superabsorbent polymer; feeding said monomer mixture to a reactor; subjecting the... | 11/22/2011 |
| 8048942 | Process for the production of a superabsorbent polymer The present invention relates to a process for the production of a superabsorbent polymer comprising preparing an aqueous mixture of monomers selected to provide after polymerization a superabsorbent polymer; feeding said monomer mixture to a reactor; subjecting the... | 11/01/2011 |
| 7910637 | In-line blending of plasticizers with a base polymer A process for in-line blending of plasticizers and polymers is provided. The process includes providing a single reactor train including one or more serially configured reactors, a high-pressure separator downstream fluidly connected to the reactor train, and one or... | 03/22/2011 |
| 7291660 | Method of producing high concentration polymer solution TAC and additives are mixed in a mixture solvent of dichloromethane, methanol and n-butanol to obtain a dispersion solution. The dispersion solution is heated to become a low concentration dope whose concentration is 19.3 wt. %. The low concentration dope is fed wit... | 11/06/2007 |
| 7284897 | Extruder for continuously working and/or processing flowable materials An extruder has at least three parallel, co-rotating shafts disposed in a cavity therein along a circle. The shafts are equipped with screw elements closely intermeshing over their whole circumference. At least one screw element is formed as a passage screw element ... | 10/23/2007 |
| 7252888 | Aqueous elastomer coating composition and objects coated with the same An aqueous elastomer coating composition and objects coated with this elastomer coating composition are described. The aqueous elastomer coating composition, contains: a) a polymer latex containing an elastomer such as fluor... | 08/07/2007 |
| 7192995 | Homogenous compositions of polymers and crystalline solids or cross-linking agents and methods of making the same Elastomeric polymers are combined with chemical agents in the presence of supercritical fluids such as supercritical carbon dioxide by swelling the polymer with the supercritical fluid, and impregnating the swollen polymer with the chemical agent. The process can be... | 03/20/2007 |
| 7166658 | Rubber reduction A method of reducing vulcanized rubber is provided. The method comprises the steps of heating the rubber, wherein the rubber includes synthetic rubber, in the presence of a solvent, wherein the solvent includes water to a temperature below a critical temperature of ... | 01/23/2007 |
| 7138478 | Process for mixing polymer melts with additives A continuous process for mixing polymer melts with additives, in particular polycarbonate melts with additives in liquid form, in solution or in dispersion is described. The additives are added to a main stream of polymer melt and are then mixed, preferably directly... | 11/21/2006 |
| 7080935 | Multi-screw extruder The invention relates to a multi-shaft extruder for the continuous treatment and/or processing of bulk material, especially a powdery, granular or flocculent product, comprising a plurality of shafts (3) which are arranged in a crown-like manner in a cavity (... | 07/25/2006 |
| 7045555 | Regenerated resin composition A regenerated resin composition comprising (I) a molded article pulverized material (Component A) that satisfies conditions (1) that the molded article pulverized material is a pulverized material of a molded article having an aromatic polycarbonate res... | 05/16/2006 |
| 7040798 | Ring extruder feed The invention relates to a multi-screw extruder for the continuous treatment and/or processing of a bulk material, especially a product in powder, granular or flake form, comprising several shafts (3) which are arranged in a ring shape in a cavity (1) ... | 05/09/2006 |
| 6838496 | Method and device for processing a thermoplastic condensation polymer Method and device for reprocessing a thermoplastic polycondensate, in particular for the recycling of thermoplastic polycondensates, such as polyethylene terephthalate, polyester or polyamide is provided. The polycondensate is introduced into an extruder in a solid ... | 01/04/2005 |
| 6730719 | Process for treating smectite clays to facilitate exfoliation In the method for preparing a nanocomposite by intercalating a smectite clay with a quaternary ammonium ion, and exfoliating the intercalated clay into a polymer matrix; an improvement is disclosed which augments exfoliation. The smectite clay is edge treated with n... | 05/04/2004 |
| 6680354 | High concentration agitation of PVA polymer powders The present invention is a process for preparing high concentration polyvinyl alcohol (PVA) aqueous mixtures, wherein the PVA solid concentration is at least 14% in the mixture.... | 01/20/2004 |
| 6632918 | Method of reclaiming crosslinked rubber The object of the present invention is to provide a method of reclaiming crosslinked rubber, which can reclaim various kinds of crosslinked rubbers whose reclamation is difficult. The method of reclaiming crosslinked rubber 10 of the present invention inc... | 10/14/2003 |
| 6627681 | Method of decreasing unreacted monomer in vinyl polymer and a toner resin in which unreacted monomer has been decreased The method of decreasing unreacted monomer in vinyl polymer of the present invention is a method comprising adding a water-soluble inorganic salt that is able to solubilize unreacted monomer contained in vinyl polymer to an aqueous dispersion in which par... | 09/30/2003 |
| 6355727 | Continuous bulk polymerization and esterification process A continuous bulk polymerization and esterification process includes continuously charging into a reaction zone at least one ethylenically unsaturated acid-functional monomer and at least one linear or branched chain alkanol having greater than 11 carbon ... | 03/12/2002 |
| 6329449 | Pulverulent rubber powders comprising modified fillers, processes for their preparation and their use The invention relates to a process for the preparation of finely divided rubbers (rubber powders) by precipitation from aqueous mixtures, which comprise filler in the form of suspensions, water-soluble salts of a metal of groups IIa, IIb, IIIa and VIII of... | 12/11/2001 |
| 6323262 | Process for the continuous production of highly viscous filler-containing silicone compositions In a continuous process for producing filler-containing silicone compositions (P), a silicone composition (E) comprising filler (F1) is mixed with filler (F2).... | 11/27/2001 |
| 6313200 | Process for feeding additives into a polymer melt stream The present invention provides a process for mixing additives into a polymer melt steam, wherein a substream is removed from the polymer melt stream, mixed with additives, and then fed back into the polymer melt stream. In this process, the unmixed substr... | 11/06/2001 |
| 6271298 | Process for treating smectite clays to facilitate exfoliation In the method for preparing a nanocomposite by intercalating a smectite clay with a quaternary ammonium ion, and exfoliating the intercalated clay into a polymer matrix; an improvement is disclosed which augments exfoliation. The smectite clay is edge tre... | 08/07/2001 |
| 6149850 | Addition of additives to polymeric materials A process for introducing additives into a polymer melt comprising dispersing at least one additive in an at least partially volatile liquid vehicle with a dispersant and a stabilizer for the dispersion; feeding the resulting dispersion to a vented extrud... | 11/21/2000 |
| 6110995 | Process for preparing novel high solids non-aqueous polymer compositions The use of falling-film evaporation and a concentration means such as centrifugal separation to dehydrate and concentrate a water-in-oil polymer emulsion or suspension is disclosed. In a preferred embodiment, a water-in-oil polymer composition containing ... | 08/29/2000 |
| 6054530 | Continuous process for the preparation of poly(vinyl acetate) for poly(vinyl alcohol) production An improved process for the continuous production of poly(vinyl alcohol) which involves purifying poly(vinyl acetate) paste exiting from a polymerization reactor and dissolving the substantially pure poly(vinyl acetate) in a hydrolytic alcohol-containing ... | 04/25/2000 |
| 5962538 | Method of continuously producing polyamide 6 using recycled lactam The invention concerns a method of continuously producing polyamide 6 using recycled lactam from extraction and melt-demonomerizing stages. According to the invention, the cyclic oligomers present in the recycled lactam owing to the addition of &3xb5;-cap... | 10/05/1999 |
| 5869542 | Spray drying of polymer-containing dispersions, water-in-oil emulsions and microemulsions and dry polymer products formed thereby Processes for spray drying water-soluble and water-swellable vinyl-addition polymer-containing dispersions, emulsions and microemulsions to obtain substantially dry water-soluble or water-swellable polymer particles, compositions of substantially dry wate... | 02/09/1999 |
| 5852076 | Process for preparing a dispersion of hard particles in solvent A process and a high pressure apparatus are disclosed which are useful in preparing magnetic dispersions and other dispersions of hard, non-compliant particulates. The apparatus can be monitored for clogs and wear and allows for relatively quick and inexp... | 12/22/1998 |
| 5827909 | Recirculating a portion of high internal phase emulsions prepared in a continuous process An improvement in a continuous process for making high internal phase emulsions that are typically polymerized to provide microporous, open-celled polymeric foam materials capable of absorbing aqueous fluids, especially aqueous body fluids such as urine. ... | 10/27/1998 |
| 5739270 | Method and apparatus for separating polymer from a plastic, and the resulting separated polymer A method and apparatus for continuously separating polymer from a plastic, and the resulting separated polymer. The plastic is made flowable into a stream through melting or solubilizing. A critical fluid, such as supercritical carbon dioxide, is added to... | 04/14/1998 |
| 5480921 | Process for preparing novel high solids non-aqueous polymer compositions The use of falling-film evaporation and a concentration means such as centrifugal separation to dehydrate and concentrate a water-in-oil polymer emulsion or suspension is disclosed. In a preferred embodiment, a water-in-oil polymer composition containing ... | 01/02/1996 |
| 5430127 | Process for minimizing residual monomers Aqueous emulsions, at least 80% of which have been polymerized, are treated by a process which comprises the separate steps of: a) initially treating the emulsion with a sufficient amount of a free radical generator in an amount and for a time sufficient ... | 07/04/1995 |
| 5407974 | Solution polymer recovery process An improved process is provided for the recovery of a polymer from a solution thereof in a process wherein the polymer solution is contacted with hot water and steam to yield a slurry in water of polymer particles and a vapor stream comprising water vapor... | 04/18/1995 |
| 5250586 | Method for the production of finely divided water soluble polymers A composition including an oil and particles of a solid, water soluble flocculant polymer substantially immiscible with the oil provides ready dispersibility of the polymer in aqueous fluids. Desirably, the composition is substantially free of surfactants... | 10/05/1993 |
| 5004789 | Resin compositions based on phenolic resins Compositions of phenolic resins, for example, phenol formaldehyde resins, containing an additive of triethanolamine borate or an amine/oxygen-containing boron derivative mixture, e.g., triethanolamine and boric anhydride, are particularly useful for the m... | 04/02/1991 |
| 4898897 | Process for producing polyester resin composition A process for producing a polyester resin composition containing at least 10 wt % of a white inorganic pigment dispersed in a polyester resin, which comprises kneading the polyester resin with the white inorganic pigment and thereafter subjecting the blen... | 02/06/1990 |
| 4857565 | Process for the continuous production of aqueous polyurethane dispersions and their use as a coating composition or as an adhesive The present invention is directed to a continuous process for the production of aqueous polyurethane dispersions by continuously mixing solutions of polyurethanes or isocyanate prepolymers dissolved in an organic solvent with water and subsequently contin... | 08/15/1989 |
| 4692482 | Method of concentrating polyphenylene ether solutions The invention relates to a two-stage method for concentrating solutions of polyphenylene ethers (5-15 wt. %) in organic solvents, wherein the first stage is operated with recycle and the second stage is operated in a single pass with no recycle side strea... | 09/08/1987 |
| 4661385 | Filtration stabilization of autodeposition baths A method for stabilizing the iron salt content of a PVDC latex autodeposition bath by: filtering a metered portion of the bath to separate it into a filtrate containing the iron salts and a retentate containing the latex and pigment particles; discarding ... | 04/28/1987 |
