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3953269 |
Method of making composite fabric
A method of manufacturing a composite fabric comprising the steps of coating one surface of a web of relatively lightweight material with a layer of foamed plastics material in liquid state,... |
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3951717 |
Process for making a laminate having a foam core
A process is provided for the continuous production of a laminated product having a foam core between two substantially impermeable cover sheets one of which has longitudinally extending,... |
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3951718 |
Method for producing reinforced insulating foam
A method of making a reinforced insulating foam wherein an open weave fabric is tufted with loops similar to the making of a shag rug in the textile industry. Foaming material is then inserted... |
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3950198 |
Fusion of vinyl plastisol to heat-sensitive backing
Vinyl plastisols are fused to heat-sensitive primary backings and facing yarns integral therewith and expanded thereon by the application of a heating medium in the form of high velocity steam or... |
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3949042 |
Method and apparatus for making laminar plastic sheet material
A tubular, laminar, plastic sheet material having a core layer of oriented plastic and two outer layers of approximately isotropic plastic is prepared in extrusion apparatus whose die block has... |
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3947386 |
Polyurethane foams stabilized with hydrolyzable polysiloxane copolymers
Linear siloxane-polyoxyalkylene (AB)n block copolymers having an average molecular weight of at least about 30,000, compositions of polyurethane-forming froths containing said copolymers, the... |
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3946096 |
Securing a filamentous extrudate into a base material matrix at least one of which is expandable
An extrudate element is inserted into a base material so that a portion of the extrudate enters into or traverses the base material. The inserted extrudate element, the constituent of the base... |
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3944111 |
Freezer liner construction
A freezer liner construction having improved selected foam adhesion characteristics. The outer surface of the liner is provided with a laminated release film which prevents adhesion of the... |
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3943018 |
Decorative surface coverings
A resinous surface covering having on the surface thereof a plurality of raised cellular areas and a plurality of non-elevated areas adjacent to said raised areas, the non-elevated areas having... |
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3941634 |
Method for the preparation of paper containing plastic particles
Forming a plastic containing paper product by introducing expandable plastic pellets between two partially dewatered webs of cellulose fibers, pressing together and heating. |
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3936335 |
Process for producing a buoyant fishing line
A buoyant fishing line is produced with foamed core surrounded by a filamentous line with or without being coated with a flexible surface layer. |
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3935044 |
Method of manufacturing improved protective headgear
A method is disclosed for producing a protective helmet, the method comprising placing an inner shell having a dome portion and downwardly extending side portions on a die, positioning a further... |
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3933549 |
Laminated floor manufacturing method
A method of manufacturing foam filled laminated planks which includes continuous means for forming and feeding a longitudinally corrugated plastic reinforcing core between, and bonding it to, top... |
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3931881 |
Continuous belt system holding multiple layers
A continuous belt system engaging and holding for parallel motion multiple layers of fabric. A pair of belts holds the layers along their edges in stacked spaced relationship while the layers pass... |
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3932245 |
Mechanical embossing of foamed sheet material
Decorative sheet materials such as foamed vinyl floor coverings comprising, preferably, a base or substrate such as asbestos felt, a layer of foam or cellular resin material on the base having... |
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3922414 |
Form composite structures
A foam composite structure possessing the characteristics needed for use in constructions is obtained at low cost by heat foaming a piled up formation of an alkaline silicate layer and metal sheet... |
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3915772 |
Process for the improvement of adhesion of protective layers to phenolic resin foams
Improved shaped articles, particularly sheets or slabs, of phenolic resin foam having a covering material adhered to at least one side thereof which covering material is a fiber-containing, porous... |
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3915773 |
Method of making isocyanate-based foam-filled panels
A process for the continuous manufacture of thin isocyanate-based foam-filled panels which comprises supporting and longitudinally conveying two sheets of facing material each in a vertical plane... |
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3915774 |
Method of building a non-deflatable tire
A method of using foamed elastomeric material to build a non-deflatable tire. A predetermined amount of unfoamed and uncured, foamable elastomeric material is placed in the cavity of a previously... |
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3914485 |
Surface covering materials
The invention provides a process for the production of surface covering materials having a textured effect which comprises the steps of (a) applying at least one resinous composition to selected... |
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3911190 |
Composite construction
Disclosed herein is a composite structure comprising a layer of a gas filled cellular insulation material combined with a layer of impact resistant thermoplastic sheet material wherein a rubber... |
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3905849 |
Textured sheet material and method of preparation thereof
The manufacture of sheets of resinous material having a permanent relief is disclosed. A process in accordance with the invention contemplates the printing of a design on the verso of a... |
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3902941 |
Cryogenic tank design and method of manufacture
A vessel and method of manufacture of such vessel is provided for containment of a low temperature or cryogenic fluid. The wall of the vessel may be of a sandwich construction comprising a first... |
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3902940 |
Art of joining foamed members
Controlled foaming and increase in volumetric dimensions of a number of plastic and other foam compositions is produced by dispersing or interspersing in a mass of such materials small susceptor... |
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3903346 |
Polyisocyanurate structural laminate and process for producing same
A process for producing a structural laminate having a polyisocyanurate foam core wherein a mixture of an organic polyisocyanate and diethylene glycol are applied to a facing sheet. The facing... |
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3902937 |
Method of making controlled buoyancy electrical strand
A fine expendable wire strand with a slow, predetermined sinking rate in sea water is formed of enamel-film insulated conductors covered, along with a tensile strand, by a polymeric foam,... |
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3897581 |
Plywood veneer of edge-bonded wet wood pieces and method of making same
A method for bonding wet woods with specific polyurethane type liquid adhesives capable of bonding wet flitches or logs, filling and bonding cracks of wet logs, or splicing wet veneers. The wet... |
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3895983 |
Process of fabricating a plastic net laminate material
A process for the fabrication of a laminate material wherein one of the layers comprises a plastic net made of a foamed or expanded plastic and a layer of preformed continuous sheet material is... |
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3896199 |
Method for making simulated wood panel
A simulated wood panel comprising a substrate with rigid elongated reinforcing members and foamed polymer coating which is molded to simulate the appearance of wood grain. The method for making... |
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3887409 |
Vinyl structure having an embossed top layer and a foam base
A vinyl structure is made by a specific technique which yields an embossed top layer and a foam base. The embossed top layer is made of a material which fuses and which is embossable at a lower... |
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3887410 |
Method for fabricating double-skin foam core construction panels
A method of fabricating double-skin foam filled construction panels wherein the two sheets are joined along adjacent first edges by a resilient strip connection; the two sheets are separated along... |
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3959050 |
Plaque board with polyurethane core and method for construction same
A plague board comprises a solid polyurethane core enclosed by a high grade wood which forms all exterior surfaces thereof. A wooden frame is secured between the peripheries of a pair of spaced... |
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3881276 |
Doll including a joint member with filling opening and gas vent therein
Apparatus for attaching a doll's limb to a torso in which a relatively rigid synthetic resin, socket-forming-like element having a frusto-conical central boss provided with a top having a central... |
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3881972 |
Continuous process and machine
A continuous process and machine for manufacturing three-dimensional fiber reinforced insulation for cryogenic containers for shipping liquid natural gas. Spaced layers of open weave fabric from... |
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3877967 |
Method of improving the strength of adhesion of cellulosic coverings to phenolic resin foam materials
A method for improving the strength of adhesion of a fibrous covering material to a phenolic resin foam which comprises treating the fibrous covering material, on at least the side which is to... |
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3872201 |
Method of curing foam inflated tires
A method for expanding and curing foamable elastomeric material which is placed within the cavity of a previously molded tire. The tire, filled with foamable rubber material, is mounted on a wheel... |
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3867492 |
Method of manufacturing objects containing a cavity filled with a rigid foam of polyurethane
Manufacture of aritcles containing a cavity filled with rigid polyurethane foam by locating in the cavity or in the place which is to become the cavity a flexible polyurethane foam impregnated... |
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3865661 |
Process for manufacturing a porous thermoplastic resin article reinforced by a glass matt
Thermoplastic resin is mixed with glass fibre matt or matts, and the resulting mixture is heated above a temperature at which the resin is at least molten on its surface and compressed to form a... |
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3864206 |
Structurally Supported, Dimensionally Accurate, Shaped Articles and Method of Producing the Same
A method of producing dimensionally accurate, structurally supported, shaped articles includes forming a wet felted mat of pulped fibers on a foraminous forming mold, filling a hollow portion of... |
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3864181 |
Polymer foam compositions
A composition and method for forming foamed polymers is provided. The compositions comprise a dispersion of microspheres in a solution of the polymer in a solvent. The compositions are applied to... |
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3859162 |
PRE-PREG MATERIALS, CHEMICALLY INTEGRAL COMPOSITE FOAM STRUCTURES PREPARED THEREFROM, AND METHODS OF PREPARATION
Pre-preg materials and flexible tapes comprising polycarbodiimide prepolymers and a fiber reinforcing material, and reinforced, chemically integral, composite foam structures prepared from said... |
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3855027 |
ON-SITE FABRICATION OF ANTENNAS
Large parabolic reflectors are constructed on-site from raw materials supplied in a kit, wherein the reflector is formed on an inflatable mold having a convex surface with appropriate contour.... |
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3855028 |
METHOD OF FABRICATING STRUCTURES
A method of fabricating insulated and insulated/sound deadened structures such as duct-work, pipe and housings and the like from sheet and strip material. A coating of a foamable plastic is... |
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3853652 |
PROCESS FOR PREPARATION OF SLATES OF SANDWICH ARRANGEMENT
A novel process for the preparation of slates of a sandwich arrangement is provided, which comprises coating a polyurethane prepolymer compound solution formed by incorporating a water-conductive... |
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3846054 |
APPARATUS FOR FABRICATING DOUBLE-SKIN FOAM CORE CONSTRUCTION PANELS
A method of fabricating double-skin foam filled construction panels wherein the two sheets are joined along adjacent first edges by a resilient strip connection; the two sheets are separated along... |
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3844814 |
FOAMED DECORATIVE COVERING MATERIAL AND METHOD OF MANUFACTURE
A method for making a sheet type decorative covering product having relief and color pattern effects in registry with each other, comprising application of a coating of liquid resin material to a... |
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3819438 |
METHOD FOR PREPARING DIMENSIONALLY STABLE PLASTIC SURFACE COVERINGS
A flexible, dimensionally stable plastic surface covering having a non-foamed poly(vinyl chloride) layer containing cross-linked polymer positioned between two foamed poly(vinyl chloride) layers,... |
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3819463 |
CARPET AND PREPARATION THEREOF
A highly satisfactory carpet is prepared by applying to the back of a filamentary carpet a mixture of expandable microspheres and a film forming binder, drying and foaming the mixture on the... |
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3818085 |
PRESS METHOD OF MAKING EXPANDED THERMOPLASTIC SHEET
The invention is a novel method of making an expanded thermoplastic sheet, typified by rigid sheets having an expanded ABS resinous core and unexpanded thermoplastic facing sheets integrally... |
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3811478 |
TUBE WALL
A tube wall is formed by spirally winding in abutting relationship a flexible hollow strip of substantially rectangular cross-sectional outline, the outside of the wound strip constituting the... |