Patents for C08J 9 - Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof (41,910)
05/1999
05/10/1999CA2252206A1 Flexible foams and flexible molded foams based on liquid isocyanate-terminated allophanate-modified mdi prepolymer blends and processes for the production of these foams
05/10/1999CA2252204A1 Flexible foams and flexible molded foams based on allophanate-modified diphenylmethane diisocyanates and processes for the production of these foams
05/06/1999WO1999021913A1 Diffuse reflective articles
05/06/1999EP0913425A2 Coated expandable styrene beads
05/06/1999EP0913424A2 Coated expansible styrene particles
05/06/1999EP0913423A2 Coated expansible styrene polymer beads
05/06/1999EP0912630A1 Process for the preparation of polymer particles
05/06/1999EP0912620A1 Process for the preparation of polymer particles
05/06/1999EP0912619A1 Process for the preparation of polymer particles
05/06/1999EP0759046B1 Closed cell, low density ethylenic polymer foam
05/06/1999DE19748598A1 Mikroporöse Folien Microporous films
05/05/1999CN1215649A Resin film having excellent printability
05/05/1999CN1043236C Production and use of open cell rigid polyurethane foam
05/05/1999CN1043235C Polyurethane foam
05/04/1999US5900442 From polyisocyanate and two polyol; crushing rigid foam
05/04/1999US5900438 Thermosetting foamable organopolysiloxane composition and process of curing the same
05/04/1999US5900437 Superabsorbent
05/04/1999US5900320 Foamed plastic and method of manufacturing the same
05/04/1999US5900197 Production process of porous retainer for rolling bearing
05/04/1999US5900185 Tropodegradable bromine-containing halocarbon additives to decrease flammability of refrigerants, foam blowing agents, solvents, aerosol propellants, and sterilants
05/04/1999US5899893 Absorbent articles containing foams useful for absorbing blood and blood-based liquids
04/1999
04/29/1999WO1999020685A1 Compositions of interpolymers of alpha-olefin monomers with one or more vinyl or vinylidene aromatic monomers
04/29/1999WO1999020318A2 Foam materials
04/29/1999DE19755353C1 Production of porous cellulose beads
04/29/1999CA2304674A1 Compositions of interpolymers of alpha-olefin monomers with one or more vinyl or vinylidene aromatic monomers
04/29/1999CA2251447A1 Method and apparatus for the production of essentially void free foams
04/28/1999EP0911358A1 Foamable polyvinylhalide resin compositions, use of polymers therein as processing aids and mouldings obtained therefrom
04/28/1999EP0911351A1 Low density rigid polyurethane foams having improved substrate adhesion characteristics
04/28/1999EP0911074A1 Ultraporous and microporous membranes and method of making membranes
04/28/1999EP0910605A1 Cross-linked foamable compositions of silane-grafted, essentially linear polyolefins blended with polypropylene
04/28/1999EP0910597A1 Process for preparing cellular polyurethane elastomers based on 3,3'-dimethoxy-4,4'diisocyanato-diphenyl and/or 4,4'-stilbene-diisocyanate
04/28/1999EP0886551A4 Stability control agent composition for polyolefin foam
04/28/1999EP0801749B1 Method of making a light reflectant surface
04/28/1999EP0599974B1 Blowing agent and process for preparing polyurethane foam
04/28/1999CN1215417A Hydrous polyolefin resin composition, preexpanded particles produced therefrom, process for producing the same, and expanded moldings
04/28/1999CN1215066A Process for preparing soft polyurethane plastic foam
04/28/1999CN1215063A Polyurethane plastic foam
04/28/1999CN1043146C Method for mfg. fixed phase of high-efficiency liquid phase chromatogram for separating fulvene
04/27/1999US5898040 Microporous polymeric foams and microtextured surfaces
04/27/1999US5898039 Heating and blending the styrenic polymer and acrylic polymer in the extruder to melt, blowing a hydrocarbon blowing agent into the molten polymer, releasing from the extruder, causing blowing agent to expand the molten mixture
04/27/1999US5897944 Completely biodegradable starch foamed material to be used for protecting transported articles.
04/27/1999US5897809 Azeotropic or azeotrope-like compositions with cyclohexane and acetone; cleaning agents, blowing agents, aerosol propellants
04/27/1999CA2183350C Porous polytetrafluoroethylene compositions
04/27/1999CA2028177C Filtration media with low protein adsorbability
04/22/1999WO1999019413A1 Adhesive tape package for subsequent processing, for example in book or pad binding technology
04/22/1999WO1999019400A1 Polymer mixture with good workability
04/22/1999WO1999019377A1 Polyol blends for producing hydrocarbon-blown polyurethane and polyisocyanurate foams
04/21/1999EP0909783A1 Reaction mixture for sealing pipe-joints, renovation and mixing chamber
04/21/1999EP0909782A2 Styrenic foam sheets produced with halogen-free blowing agents
04/21/1999EP0909772A1 Semi-rigid polyurethane foams based on biuret modified polyisocyanates, composite materials incorporating these foams and a process for their production
04/21/1999EP0738293B1 Method for the production of hard pvc foam
04/21/1999EP0690881B1 Process for the preparation of coated articles and the use thereof
04/21/1999CN1214710A Porous film, process for producing the same, and laminate films and recording sheets made with the use porous film
04/21/1999CN1214708A Process for manufacture of porous polymer by use of porogen
04/21/1999CN1214347A Hard polyurethane plastic foam and preparation of its laminated products
04/21/1999CN1043047C Polyvinyl alcohol foam material for medical sanitation
04/20/1999US5895793 Pentafluoropropane; nitro, nitrile, amide, lactone, or quinone compound; polyurethane; propellants, refrigerants, aerosols, stabilizers; less ozone depletion potential
04/20/1999US5895792 Catalytic polymerization of polyisocyanates and mixtures of polyols prepared from ethylene oxide or propylene oxide with hexitols and aromatic amines(as initiators), for heat distortion resistance, low thermal conductivity
04/20/1999US5895614 Non-crosslinked low or high density polyolefin foam having a fine-celled closed structure
04/20/1999CA2077605C Stabilized 141b
04/15/1999DE19745047A1 Polymer mixture, especially for production of film
04/15/1999CA2249954A1 Semi-rigid polyurethane foamed materials based on biuret-modified polyisocyanates, composite structural components using said semi-rigid polyurethane foamed materials, and a process for the production thereof
04/14/1999EP0908488A1 Foamable polyester resins with flame retardant properties
04/14/1999EP0908487A2 Preparation of expanded fluorine type resin products
04/14/1999EP0908480A1 Blister-free rigid foam panels faced with a gas-impermeable material and a process for their production
04/14/1999EP0908322A1 Printable resin film containing calcium carbonate powder
04/14/1999EP0907478A1 Process for foam production using dissolved under pressure carbon dioxide
04/14/1999EP0802802B1 Cross-linked polymers made from 1,3,7-octatriene and like conjugated polyenes
04/14/1999EP0785964B1 Non-linear styrenic polymer-based foams
04/14/1999EP0743337B1 Extruded propylene polymer resin foam
04/14/1999CN1214058A Process for producing hydrocarbon-blown hard polyurethane foams
04/14/1999CN1213676A Foamed polyester resins with flame retardant properties
04/14/1999CN1213673A Expandable rubber-modified styrene resin compositions
04/14/1999CN1042944C Method for prodn. of foamed rubber plastics with dotted colour
04/08/1999WO1999016824A1 Method and compositions for improved oxygen scavenging
04/08/1999WO1999016817A1 Method for producing expandable styrene polymers
04/08/1999WO1999016816A1 A method for forming integral skin flexible foams from high purity cyclopentane and blend thereof
04/08/1999WO1999016815A1 High productivity, low fugitive voc emission foam process
04/08/1999WO1999016797A1 High melt strength polypropylene
04/08/1999CA2305705A1 A method for forming integral skin flexible foams from high purity cyclopentane and blend thereof
04/07/1999EP0906454A1 Decafluoropentane compositions
04/07/1999EP0906364A1 Water-in-oil emulsion spray drying process
04/07/1999EP0906358A2 Spray-dried polymer compositions and methods
04/07/1999EP0906354A1 Process for rigid polyurethane foams
04/07/1999EP0906179A1 Polymer blend
04/07/1999EP0802946B1 Method for producing a thermoplastic synthetic material and immobilization element provided therewith
04/07/1999EP0776344B1 Polyarylene sulphide foams and process for producing the same
04/07/1999CN1213390A Foamed gaskets made from homogeneous olefin polymers
04/07/1999CN1213339A Highly porous polyvinylidene difluoride membranes
04/07/1999CN1212971A Production of rigid polyurethane foams having low thermal conductivity
04/06/1999US5892621 Light reflectant surface for luminaires
04/06/1999US5891927 Recycling of microcellular polyurethanes
04/06/1999CA2247787A1 Foamed polyester resins with flame retardant properties
04/06/1999CA2217530A1 Articles formed of biodegradable polystyrene
04/06/1999CA2077606C Inhibited 141b
04/01/1999WO1999016132A2 Method for producing a plastic composite body and plastic composite body
04/01/1999WO1999015584A1 Partially cross-linked elastomeric polyolefin mixtures
04/01/1999WO1999015582A1 Duro-plastic composite material with expandable hollow microspheres and use of the same for encapsulation
04/01/1999WO1999015581A1 Process for rigid polyurethane foams
04/01/1999WO1998058528A3 Apparatus and method for coextruding materials at different temperatures