Match Document Document Title
3810337 AN ELONGATED STRESSED STRUCTURAL MEMBER  
This patent describes a novel stressed structural member which comprises a composite of a lightweight void-containing core to which is bonded thin skin sheets on at least some of the lateral...
3793122 DEVICE FOR PRODUCING IN CONTINUOUS PROCESS PLATES OF POLYURETHANE HARD FOAM WITH COVERING PLATES  
Production in a continuous process of laminated plates with a core of polyurethane hard foam, according to which the reaction components to produce the polyurethane hard foam core are fed between...
3790418 PROCESS FOR MAKING A TIGHT COATING AROUND A PIPE FOR CONVEYING HYDROCARBONS AND THE RESULTING HYDROCARBON CONVEYING PIPE LINE  
Process for the formation in situ of a tight coating of pores containing material between a hydrocarbon conveying pipe and a protecting envelope surrounding the same, said material being...
3781183 NET-LIKE THERMOPLASTIC MATERIAL AND PRODUCTS  
Net-like thermoplastic materials and products formed therefrom use properties of thermoplastic materials to provide improved packaging material such as wrapping materials and receptacles, through...
3775206 PROCESS OF MANUFACTURING FOAMED BODIES OF PLASTICS MATERIAL  
Foamable plastics material is introduced into and foamed freely in a freely flowable, particulate lightweight solid receiving material to form foamed bodies.
3772138 CHEMICALLY EMBOSSED SURFACE COVERINGS USING BARRIER FILM  
An embossed thermoplastic sheet. There is blended a vinyl resin, a plasticizer for the resin, and a blowing agent decomposing at an appropriate temperature range. No blowing agent activator is...
3772111 METHOD OF MAKING A TOILET SEAT  
A toilet seat, exclusive of the hinge assembly, has only a resilient expanded-foam interior and a plastic film sheet cover. The toilet seat is made by pre-forming the film sheet cover in a mold...
3765928 ETHYLENE/ALPHA, BETA-UNSATURATED ACID INTERPOLYMERS AS ADHESIVE SYSTEMS FOR POLYURETHANES  
Laminates are prepared by bonding a layer or coating of ethylene/alpha,beta-olefinically unsaturated acid interpolymer to a substrate, and thereafter reacting a foamable mixture comprising...
3755031 PANEL AND METHOD OF MAKING IT  
A panel construction and method of making it employing a flexible skin having a rigid block bonded thereto. A groove extends across said block with its apex terminating at said skin whereby said...
3720572 SYNTHETIC WOOD AND A METHOD FOR PREPARATION THEREOF  
A synthetic wood is provided which is an elongated microporous article formed of a plurality of coalesced, foamed resin strands. The strands are in intimate contact with each other, and each has a...
3717527 METHOD OF MAKING AN INSULATED TUBE  
A method of making an insulated tube. A steel tube is internally clad with corrosion-resistant material and externally jacketed with foamed plastic material having a volumetric weight which at...
3709752 METHOD OF MAKING SUEDE-LIKE PLASTIC  
A suede-like plastic material is prepared from a fabric coated with a cellular vinyl chloride resin. The surface of the resin material is characterized by an undulating or irregular surface which...
3705934 METHOD FOR THE COVERING OF MOLDABLE ARTICLES (IN PARTICULAR, THE HEELS AND SOLES OF SHOES) AND MOLD FOR APPLICATION OF SAID METHOD  
A method for the partial or total covering of any moldable article (particularly suitable for the heel and soles of shoes), characterized by the fact that the said covering is carried out during...
3697633 STRUCTURAL CORE  
A structural core is formed by filling a rigid frame with an expanded synthetic polymer composition which may include fillers and which is adhesively secured to the frame. The resultant foam...
3681485 METHOD OF COMBINING FLUID COMPONENTS TO CONTINUOUSLY PRODUCE POLYURETHANE FORM  
Method of processing a fluid compound from two or more chemical charges for producing foam material, such as polyurethane foam, for the manufacture of products having a cellular structure, which...
3668031 METHOD OF MAKING FOAM CORE SANDWICH PANEL  
A method of making a foam core sandwich panel suitable for use in the building industry by spreading two horizontal panels with a polyurethane foamable resin, allowing the resin to expand...
3660187 WEAR RESISTANT, TEXTURED RESINOUS COMPOSITIONS  
Wear resistant resinous compositions having textured or embossed surfaces resulting from the process which comprises selectively contacting a resinous polymer containing a blowing agent dispersed...
3657036 METHOD FOR PRODUCTION OF RIGID POLYURETHANE ARTICLES  
A continuous method for the production of rigid polyurethane foam panels having a density gradient across their thickness is described. The panels are comprised of a plurality of layers intimately...
3655470 PROCESS FOR THE PRODUCTION OF A FOAMED THERMOPLASTIC RESIN SHEET  
Process for continuously producing a foam sheet by heating a continuous sheet of a soft thermoplastic synthetic resin, said sheet prepared by a calendering process, which contains a chemical...
3655312 APPARATUS FOR MAKING EMBOSSED FOAMED SURFACE COVERING MATERIALS  
Surface covering materials such as foamed vinyl floor coverings are manufactured by applying a foamable resin layer to a base or substrate, printing a pattern on the foamable layer, applying a...
3650871 METHOD OF PRODUCING INSULATING PANELS  
A method for producing insulated panels of a honeycomb structure surrounded by a frame, in which the panels are continuously fed below a discharging device which fills the honeycomb with...
3650865 METHOD OF INFLATING TIRES WITH FOAMABLE MATERIAL  
A method for producing a tire inflated with foamable material such as synthetic rubber. A number of preformed strips of unfoamed material are annularly layered within a tire, the first layer being...
3650863 METHOD OF MAKING LAMINATED FOAM-FILLED STRUCTURAL UNITS  
Structural units, and method and apparatus for making the same. Two webs are advanced in spaced parallel predetermined paths. A foam material is deposited on the upper surface of the lower web and...
3644158 METHOD FOR CONSTRUCTING A HONEYCOMB CORE STRUCTURE  
In the art of constructing honeycomb core structures, a method for treating the honeycomb core material during the manufacturing process with a self-contained force-generating substance such that...
3632385 CARBON COMPOSITE STRUCTURES AND METHOD FOR MAKING SAME  
Porous carbon structures such as honeycomb and reticulated carbon foam contain cavities or interstices which are filled with cellular carbon foam to provide thermal insulating products having...
3627603 METHOD OF MAKING REINFORCED FOAM PLASTIC PRODUCTS  
A laminated structural panel consisting of two plastic saturated sheets on opposite sides of a rigid foam plastic core. The core is foamed and cured between the sheets, each of which has...
3625789 ROOF RAIL PAD AND METHOD OF CONSTRUCTION  
The roof rail pad is constructed to be applied to a pair of welded flanges by having a U-shaped section moved upwardly thereover and locked thereon by inwardly projecting toothlike ends. A metal...
3623931 METHOD OF MAKING PLASTIC CUSHION PRODUCT  
A plastic cushion product comprising a flexible polyvinyl chloride skin and a closed-cell polyurethane core which is preferably directly bonded to the polyvinyl chloride skin. A preferred method...
3620890 FLOOR AND WALL COVERING AND METHOD OF MAKING SAME  
A method for forming a decoratable, multilayer floor and wall covering comprising coating a fibrous reinforcing layer with a resilient backing, coating the opposite side of the fibrous layer with...
3620863 METHOD OF PRODUCING IN A CONTINUOUS PROCESS PLATES OF POLYURETHANE HARD FOAM WITH COVERING PLATES  
Production in a continuous process of laminated plates with a core of polyurethane hard foam, according to which the reaction components to produce the polyurethane hard foam core are fed between...
3620864 METHOD OF FORMING A FOAMED SANDWICH PANEL  
A panel adapted to receive transverse compressive stress comprising, two spaced parallel sheets, a plurality of spacers between said sheets each constituted by a tubular skin surrounding expanded...
3615977 METHOD OF INSULATING COAXIAL TUBING SYSTEMS  
A method of insulating coaxial tubing systems for conveying heated or cooled gaseous or liquid materials by forming in situ a foamed insulating body disposed between the coaxial tubing members as...
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,...
3615960 BONDING USING EPOXY RESIN COMPOSITION AND NONACTIVATED BLOWING AGENT  
Epoxy resin composition consisting essentially of an epoxy resin component, curing agent, thermally decomposable blowing agent and optionally thermoplastic polymer, said composition, after curing,...
3615969 FOAMED-CORE LAMINATES  
Foamed-core laminates or sandwiches useful in the construction of pleasure boats comprise one or more layers of plastic foam sandwiched between layers of reinforced polyester. The laminates can be...
3615974 METHOD OF MAKING PLATE-SHAPED STRUCTURAL ELEMENTS FILLED WITH EXPANDED MATERIAL  
A structural element and a method of making the same. A plate member consists of a material having inherently low bending resistance and is provided with a plurality of spaced reinforcing ribs...
3615971 METHOD OF MAKING A SYNTHETIC SUEDE COVERED COMPOSITE ARTICLE  
This invention concerns a process of producing a synthetic suede covered composite article which comprises the steps of fabricating a flexible laminate comprising a layer of nonexpandable vinyl...
3616158 CUSHION-PACKAGING MATERIAL  
An effective flexible cushion-packaging material is obtained by sealing together upper and lower layers of film in a diamond, rectangular, circular or a like shaped pattern to form a plurality of...
3615975 BONDING MATERIALS USING AMINE-MODIFIED ALDEHYDE CONDENSATION POLYMER, MIXTURE OF EPOXY RESIN AND METHYLENE DONOR, AND A FOAMING AGENT  
A method of bonding materials, particularly wood, using foamed gap-filling adhesives is disclosed. The adhesives are prepared using amine-modified aldehyde condensation polymers in which a foaming...
3615973 METHOD AND APPARATUS OF PRODUCING POLYURETHANE RESIN ON A SUBSTRATE  
A method and apparatus of producing polyurethane resin on a substrate in a continuous manner in which the flowable at least partially unreacted resin is deposited in a thin stream in a...
3607605 COMPOSITE BUILDING MATERIAL  
An improved composite building material, which comprises a pair of laminar articles, a core material made of mixed paste of foaming cement containing fibrous materials infused into a determined...
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...
3607492 PROCESS FOR PREPARING COMPOSITE TUBE  
A process for the manufacture of composite tubes which may be multiwalled ich comprises the steps of (a) rotating a tube having a wall thickness small in relation to its overall diameter around...
3549441 METHOD OF PRODUCING A HOLLOW ARTICLE HAVING A DECORATIVE APPEARANCE  
3543315 SOFT BOARD FABRICATION  
3537929 PROCESS FOR PRODUCING MOLDED SHAPE FOAM LAMINATES  
3537928 PROCESS FOR PREPARING LAMINATED AND EMBOSSED ELASTIC FABRIC  
3536575 CONSTRUCTION ELEMENT OF PHENOLIC RESIN AND PROCESS FOR ITS MANUFACTURE  
3533901 PROCESS FOR PRODUCTION OF POLYURETHANE FOAM LAMINATES AND PRODUCT PRODUCED THEREBY  
3530074 PREPOLYMER COMPOSITION OF BIS(DIALKYLAMINOALKYL) 4,4' - CARBONYLDIPHTHALIC ACID AND AN AROMATIC DIAMINE