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3632288 |
PROCESS FOR DYEING STYRENE POLYMERS
Expandable styrene polymers in particulate form are suspended in aqueous medium and heated under pressure in the presence of a finely divided, water-insoluble, organic solvent-soluble dye and a...
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3619268 |
LAMINATED ARTICLES COMPRISING A THERMOPLASTIC CORE AND A HIGH DENSITY RIGID POLYURETHANE FOAM COATING
High density rigid polyurethane foams are employed as coatings for thermoplastic polymers. The resulting laminated articles are useful insulative articles such as beverage coolers, building...
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3616162 |
AUTOGENOUSLY INTERCONNECTED AND COMPRESSED POLYSTYRENE PEARLS
Objects of expanded polystyrene pearls are made in sandwiches of which the layers differ in their constitution, the size of the pearls, their densities and the like. Such objects are stronger, more...
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3615972 |
EXPANSIBLE THERMOPLASTIC POLYMER PARTICLES CONTAINING VOLATILE FLUID FOAMING AGENT AND METHOD OF FOAMING THE SAME
Thermoplastic microspheres are prepared which encapsulate a liquid blowing agent. Heating of the microspheres causes expansion. The microspheres are useful for coatings, moldings, plastic smoke,...
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3608006 |
PRODUCTION OF FOAMED POLYOLEFIN COMPOSITE SHEET
Production of a foamed polyolefin composite sheet, which comprises milling the polyolefin with a cross-linking agent and a blowing agent homogeneously to obtain a composition, moulding the...
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3607793 |
PROCESS FOR FORMING POROUS STRUCTURES
An improved method is taught for preparing porous structures from olefin polymers by heating a dispersion of such polymers in a hydrocarbon liquid to a temperature above the solution temperature,...
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3551360 |
SELF-EXTINGUISHING STYRENE POLYMER COMPOSITIONS
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3551361 |
METHOD OF FOAMING AN OLEFIN POLYMER USING STARCH AS A NUCLEATING AGENT
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3549562 |
PRODUCTION OF ION EXCHANGE RESIN PARTICLES
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3547838 |
METHOD FOR PRODUCING CELLULAR PLASTIC ARTICLES AND THE ARTICLES PRODUCED THEREBY
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3547843 |
FOAMED POLYOLEFIN COMPOSITIONS USING POLYAZIDOFORMAMIDES
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3546143 |
PRODUCTION OF A FOAMED PRODUCT FROM A BLEND OF THERMOPLASTIC POLYMER AND CELLULOSE FIBERS
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3542715 |
FOAMED STRAND OF AN ORGANIC POLYMERIC MATERIAL
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3542701 |
ELEMENTARY SULFUR AS FLAME-RETARDANT IN PLASTIC FOAMS
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3526605 |
EXPANDABLE STYRENE POLYMERS
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3520833 |
METHOD OF MAKING EXPANDABLE POLYMERS
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3519578 |
CELLULAR COMPOSITIONS
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3511796 |
EXTINGUISHING POLYMER COMPOSITIONS CONTAINING TETRABROMOBICYCLONONANE
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3505248 |
PROCESS FOR PRODUCING EXPANDABLE STYRENE POLYMER PARTICLES
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3505249 |
FABRICATING EXPANDABLE THERMOPLASTIC RESINOUS MATERIAL
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3505253 |
EXPANDABLE ALKENYL AROMATIC POLYMERS CONTAINING INCORPORATED EXPANDABLE ALKENYL AROMATIC POLYMERS AND POLYSILOXANE
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3502754 |
PROCESS OF EXTRUDING A CELLULAR POLYMERIC COMPOSITION
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3501426 |
DIFFUSION PROCESS FOR MAKING FOAMABLE STYRENE POLYMER GRANULES
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3498365 |
CASTING MOLD INCLUDING CELLULAR PLASTIC PATTERN WITH FLAME-PREVENTATIVE MATERIAL
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3496123 |
METHOD FOR THE PRODUCTION OF HIGHLY POROUS OR FINELY CELLULAR POLYSTYRENE
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3494879 |
PREPARATION OF FREE-FLOWING FOAMABLE POLYSTYRENE BEADS
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3494862 |
RECOVERY OF HYDROCARBON LIQUIDS
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3493524 |
AZINE POLYMERS AND PROCESS FOR PREPARING THE SAME
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3492196 |
BUILT-UP INSULATED STRUCTURE AND METHOD
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3489699 |
CORE-SHELL GRAFT COPOLYMERS WITH ION EXCHANGE RESIN SHELL
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3488299 |
METHOD OF PREPARING A SYNTHETIC RESIN FOAM
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3488219 |
METHOD AND MEANS FOR REMOVAL OF RADIOACTIVE CONTAMINANTS
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3484393 |
FOAMABLE POLYMER COMPOSITION AND PROCESS OF FOAMING SAME
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3480546 |
AQUEOUS FOAM CONTAINING A WATERSWELLABLE POLYMER FLAMEPROOFING COMPOSITION AND PROCESS OF MAKING SAME
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3480570 |
METHOD OF FOAMING POLYMERIC PARTICLES CONTAINING A FOAMING AGENT
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3474050 |
POLYMER FOAMS REINFORCED WITH POLYAMIDE,POLYESTER AND POLYCARBONATE FIBERS FORMED DURING THE FOAMING PROCESS
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3474048 |
POLYMER FOAMS REINFORCED WITH GLASS OR ASBESTOS FIBERS AND PROCESS OF MAKING SAME
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3467604 |
MOISTURE PERMEABLE POLYION COMPLEX-RESINOUS COMPOSITES
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3466353 |
FOAMED RESIN EXTRUSION PROCESS EMPLOYING MICROENCAPSULATED BLOWING AGENTS
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3465031 |
FLAME-RETARDING AGENTS
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3462380 |
SUSPENSION POLYMERIZATION PROCESS FOR VINYL ARYL MONOMERS
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3461191 |
ELASTIC INSULATING BODIES OF INORGANIC FIBER MATERIAL AND METHOD OF PRODUCING SUCH BODIES
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3458976 |
ARTICLE OF MANUFACTURE FOR MAKING CHROMATOGRAPHIC SEPARATIONS
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3458483 |
PRODUCTION OF HIGH MOLECULAR WEIGHT MATERIALS
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3457217 |
PRODUCT COMPOSED OF A MIXTURE OF EXPANDED SYNTHETIC THERMOPLASTIC BEADS MIXED WITH AND MOLDED WITH MATERIALS HAVING A DIFFERENT DENSITY
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3450650 |
METHOD OF MAKING POROUS BODIES
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3445404 |
SELF-EXTINGUISHING ARYL VINYL POLYMER PRODUCTS CONTAINING PERCHLOROPENTACYCLODECANE AND TRIS(2,3-DIBROMOPROPYL)PHOSPHATE
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3445406 |
PROCESS FOR ELASTICIZING FOAMED POLYSTYRENES AND RESULTANT PRODUCT
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3444283 |
METHOD FOR DIRECT INJECTION EXTRUSION OF POLYSTYRENE FOAM
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3444104 |
EXPANDABLE POLYMERS
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