Patents for C08J 11 - Recovery or working-up of waste materials (9,055)
02/1996
02/07/1996CN2219299Y Cracking still for waste plastics
02/01/1996WO1996002590A1 Method of reclaiming waste plastic material and a compound including waste plastic material
02/01/1996WO1996002372A1 Method of reactivating used rubber particles or shredded rubber waste
01/1996
01/25/1996DE4432965C1 Verfahren zum Abbau von polycyanurathaltigen Materialien A method for decomposing polycyanurate materials
01/24/1996EP0693527A1 Method of recycling unsaturated polyester resin waste and recycling apparatus
01/19/1996CA2128253A1 Fast process to reclaim cured or semi-cured rubber
01/18/1996DE4425049C1 Verfahren zur Reaktivierung von bereits zerkleinerten Altgummiteilchen oder zerkleinerten Gummiabfällen Process for the reactivation of already chopped or crushed waste rubber rubber waste
01/18/1996DE4424895A1 Recycling of waste polystyrene
01/17/1996EP0692310A1 Separation of a compound material from a mixture of co-mingled materials having similar densities using a fluid in a supercritical state
01/17/1996EP0692009A1 Process for processing used or waste plastic material
01/16/1996US5484825 Dispersible articles
01/11/1996DE4424143A1 Process for recycling of waste plastic materials
01/11/1996DE4421669A1 Aq. one component lacquer that can be recovered by ultrafiltration
01/10/1996CN1114675A Production of raw oil of liquefied gas gasoline, diesel oil and lubricating oil base oil by using two-section joint cracking process of waste plastics
01/10/1996CN1114674A Preparation of lubricating oil base oil by using cracked oil of waste plastics
01/03/1996EP0690091A1 Improvements in and relating to the reclaiming of natural and synthetic rubbers
01/03/1996EP0547249B1 Method of regenerating coated plastic wastes
01/02/1996US5481052 Contacting a polymer with a fluidized bed in the presence of a fluidizing gas to produce hydrocarbons
01/02/1996US5481024 Process for the preparation of monomeric terephthalic diesters and diols from polyesters
12/1995
12/28/1995WO1995035350A1 Water-dilutable stone impact protection paint and compensation paint, their use and processes for their production
12/27/1995EP0688815A1 Process for the preparation of hydroxy-groups containing compounds from (polyurethane)polyurea waste
12/27/1995EP0688807A1 Process for chemical recycling of polycarbonates
12/27/1995EP0688756A1 Inhibition of dioxane formation during recovery of glycols from polyester resins
12/27/1995EP0544840B1 Ethylene recovery from polymeric materials
12/26/1995US5478865 Grinding into fines, mixing with meltable polyamide or polyester powder, melting, adjusting thickness, cooling
12/26/1995CA2152641A1 Improvements in and relating to the reclaiming of elastomeric materials
12/26/1995CA2134186A1 Recycling of natural and synthetic rubber
12/24/1995CA2152304A1 Process for the production of hydroxyl-group-containing coumpounds from polyurethane polyurea and/or polyurea wastes
12/21/1995DE4421172A1 Replacement of stone strike resistant layer for vehicle bodywork
12/21/1995DE4420569A1 Recycling polystyrene foam in less energy intensive process
12/20/1995EP0687692A1 Chlonine-containing polymer waste processing
12/20/1995CN1113499A Production of recycled resin compostion
12/19/1995US5476628 GMT sheet material produced from GMT recyclate
12/19/1995US5476624 Process for reclaiming waste plastics having a paint film
12/17/1995CA2151894A1 Waste processing
12/07/1995WO1995033002A1 Process for reclaiming crosslinked acrylic scrap
12/07/1995CA2167733A1 Process for reclaiming crosslinked acrylic scrap
12/05/1995US5472997 Autoclaving as coherent, porous bundles with high water absorption capacity in steam atmosphere, melting the fuse, drying and cooling
11/1995
11/30/1995WO1995032262A1 Device for depolymerising old and waste plastics
11/30/1995WO1995032238A1 Process for producing polyurethane foams from compositions comprising recycled polyurethane foams
11/30/1995WO1995032170A1 Method of obtaining a monomer by the pyrolitic decomposition of a polymer and a device for carrying out said method
11/30/1995CA2190389A1 Device for depolymerising old and waste plastics
11/29/1995CN1112580A Waste ion exchange resin waste white balls pyrolytic cracking and recovery technology
11/22/1995EP0683199A2 Process for the recycling of waste powder coating compositions
11/22/1995EP0682685A1 Thermal treatment of carbonaceous material
11/21/1995US5468780 Preparing polyester waste and degrading to obtain a glycolytic raw material
11/21/1995US5468779 Method for recycling painted plastic materials
11/21/1995CA1337598C Silicone oil recovery
11/16/1995WO1995024443A3 Process for recovering raw materials from magnetic recording carriers
11/15/1995EP0682063A1 Process for the preparation of compounds containing hydroxy groups from (polyurethane) polyurea waste products
11/14/1995US5466411 Production of fibers containing mainly polypropylene
11/14/1995US5466300 Method for removing and reclaiming excess uncured paint from paint spray booth
11/10/1995CA2148784A1 Process for the production of compounds containing hydroxyl groups from (polyurethane) polyurea waste materials
11/09/1995WO1995029952A1 Process for recycling polyesters
11/08/1995EP0680994A1 Re-Crosslinkable composition and method for recycling using the same
11/07/1995US5464877 Method for recovering a synthetic waste material contaminated with other materials
11/07/1995US5464876 Heating polyvinyl chloride to 250-500 degrees C. in absence of oxygen to form hydrogen chloride, carbon-containing residue, and distillate containing carboxy ester plasticizer; recovering plasticizer by fractional distillation
11/07/1995US5464602 Sequential pyrolysis of plastic to recover polystyrene HCL and terephthalic acid
11/02/1995EP0679169A1 Separation of nylon 6 from mixtures with nylon 6,6.
11/02/1995EP0541710B1 Recycling process, apparatus and product produced by such process for producing a rubber extender/plasticizing agent from used automobile rubber tires
10/1995
10/31/1995US5462973 Separation of polyethylene terephthalate and polyvinyl chloride using supercritical carbon dioxide
10/31/1995US5462233 Melting or softening the thermoplastic polymer and separating molding into indivisual particles by applying shearing force to weaken the bond strength of expanded particles
10/25/1995EP0678111A1 Degradable synthetic polymeric compounds
10/25/1995EP0678110A1 Depolymerization agent and method of depolymerizing silicones
10/19/1995WO1995027753A1 Improved polyethylene terephthalate decontamination
10/19/1995DE4413093A1 Functionalised low-mol. wt. polymers prodn. from polyolefin scrap
10/19/1995DE4412360A1 Re-utilisation of mixed contaminated plastics
10/18/1995EP0677086A1 Treatment of rubber to form bituminous compositions
10/18/1995CN2210188Y Installation for recovering waste plastics for producing fuel
10/17/1995US5459226 Polycarbonate redistribution method
10/12/1995WO1995026939A1 Use of waste enamel, coagulated enamel and solid materials tarnished with waste enamel
10/12/1995DE4433834C1 Recovering waste from synthetic diol-di:isocyanate adducts contg. non-glycolisable material,
10/11/1995EP0676441A1 Process for recycling a fibre-reinforced thermoplastic material
10/11/1995EP0676440A1 Process for reclaiming lacquer sludges
10/11/1995EP0676433A2 Process for the preparation of tough till tough-tenacious polyurethane foams with an increased open-cell content and reduced shrinkage
10/11/1995EP0637272B1 Method for processing residue-containing packages
10/11/1995EP0614403A4 Process for removing contaminants from polyolefins for recycle.
10/10/1995US5457250 Process for the preparation of synthesis gas
10/09/1995CA2146599A1 Production of rigid to semirigid polyurethane foams having an increased proportion of open cells and reduced shrinkage
10/05/1995DE4411135A1 Verwendung von Lackabfall, Lackkoagulat und mit Lackabfall beaufschlagten Feststoffen Use of waste paint, paint coagulate and loaded with paint waste solids
10/05/1995DE4410685A1 Depolymerisation of poly:tetra:methylene-ether glycol and -ether
10/05/1995DE4410083C1 Vorrichtung zur Freisetzung von Treibgas aus geschäumten Materialien und Verfahren unter Verwendung der Vorrichtung A device for release of propellant gas from foamed materials and methods using the apparatus
10/04/1995EP0675080A2 Process for concentrating lacquer overspray
10/04/1995EP0674777A1 Composition for removing adhesives from polymeric film and process for using same
10/04/1995EP0674547A1 A polyvinyl chloride-polyethylene terephthalate separation process and product
10/04/1995EP0512093B1 Process for recycling adhesive-coated plastics film
10/03/1995US5455284 Process for the production of water-swellable products using superfines of water-swellable polymers
09/1995
09/28/1995WO1995025623A1 Device for releasing propellant from foamed materials and process using the device
09/28/1995CA2163656A1 Device for releasing propellant from foamed materials and process using the device
09/27/1995EP0674246A1 Synthetic moulding material from recycling
09/26/1995US5453460 Process for reusing the overspray obtained from spraying coating compositions
09/21/1995WO1995024967A1 Process and apparatus for recycling disposable diapers
09/21/1995CA2185122A1 Process and apparatus for recycling disposable diapers
09/19/1995US5451611 Process for the conversion of poly(ethylene terephthalate) waste to poly(alkylene terephthalate)
09/14/1995WO1995024443A2 Process for recovering raw materials from magnetic recording carriers
09/14/1995WO1995024442A1 Copolymers of recycled polyesters
09/14/1995DE4407900A1 Verfahren zur Wiedergewinnung von Rohmaterialien aus magnetischen Aufzeichnungsträgern A process for recovering raw materials from magnetic recording media,
09/14/1995DE4407643A1 Recycling of polyolefin waste
09/14/1995CA2183663A1 Copolymers of recycled polyesters
09/13/1995EP0671415A1 Improved solution polymer recovery process
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