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4749071 Fluid energy absorber device with composite plastic casing  
A fluid energy absorber device, such as a fluid spring or shock absorber, or combination of both, having a composite casing, compressible fluid in the composite casing, and a piston in the...
4745015 Thermal insulating panel  
An improved vacuum panel of double wall construction comprising: (a) two walls of a structurally stable material containing at least one metal layer of at least 0.125 mm in thickness; (b)...
4745013 Multi-layer molded articles  
Injection molded and injection blow molded multi-layer substantially rigid plastic articles are provided, which, in preferred embodiments, include: at least five layer plastic articles having...
4743479 Multi-layered vessels and method for molding the same  
The present invention provides a multi-layered vessel whose sectional construction comprises at least a triple-layer obtained by blow or orientation blow molding an injection molded multi-layered...
4741970 Thermoplastic laminate tie layer using a polymeric blend adhesive  
A thermoplastic laminate structure consisting of a plurality of layers wherein at least one of the layers is the adhesive polymeric blend. The adhesive polymeric blend comprises a dispersed phase...
4741936 Laminate preform for a multi-layer polyester bottle  
A process for the production of a multi-layer pipe to be used for formation of a bottle by draw-blow-forming, comprising forming by co-extrusion a pipe having inner and outer layers of a polyester...
4716085 Multi-layered ionomer-vinylidene chloride contact laminated structures  
A laminated structure comprises an ionomer polyethylene carboxylate-containing film secured to a second film through a vinylidene chloride copolymer adhesive wherein the vinylidene chloride...
4713269 Heatset multilayer container  
A hollow transparent delamination resistant heatset multilayer article is disclosed where the article includes at least one barrier layer containing a copolyester formed from terephthalic acid,...
4710413 Coating composition and its use for the preparation of oxygen barrier coatings on plastic articles  
This invention relates to a coating composition of a thermoplastic vinylidene chloride copolymer and a thermoplastic polyester urethane and the use of said coating composition for the preparation...
4705708 Multi-laminate structure containing a scrap layer and containers made therefrom  
A multi-layer laminate structure comprises a separate layer of scrap produced from the several thermoplastic resins used in making the laminate structure. In a preferred construction, the...
4680208 Biaxially oriented plastic container with excellent heat-resistance and gas barrier properties  
A biaxially oriented plastic container having, in section, three layers formed by concentrically injecting two types of plastic into a cavity to mold a bottomed parison and stretch-blow molding...
4658434 Laminates and laminated articles  
A laminate having a first layer of heat sealable plastics material, a second layer of high density plastics, a third layer of high density plastics cross-laminated to the second layer, a fourth...
4652325 Method of making multi-layer plastic structures  
A multilayer plastics sheet destined to be formed into foodstuff containers by thermoforming has a barrier layer for low oxygen permeability, and incorporates reclaim material for providing desired...
4646925 Multi-layer preform for draw-blow forming a bottle  
Disclosed is a multi-layer preform for the production of a bottle by draw-blow forming, which comprises a neck portion having an open end, a part for engagement with a lid member and, if necessary,...
4640853 Fiber wound plastic beverage can  
A carbonated beverage can which will withstand pressure from carbonated beverages without bursting or excessive swelling which comprises a can wall made up of a thermoplastic core, fiber-adhesive...
4614208 Gaseous diffusion resistant tube  
A gaseous resistant tube comprising an inner core of a heat resistant polymeric material, typically cross-linked polyethylene, protected outer layer of impact resistant material and an intermediate...
4610914 Oriented films of blends of EVOH copolymer  
A highly desirable blend has ethylene vinyl alcohol copolymer blended with a thermoplastic polymer composition. Preferred blends are compatible when the blend is formed into a film and oriented....
4605576 Multilayer plastic articles  
A multilayer high gas barrier plastic article wherein the article comprises a laminate including at least one layer of a high gas barrier polymer and at least one layer composed of an intimate...
4590131 Packaging material  
Disclosed in a packaging material having at least one layer comprising an ethylene-vinyl alcohol copolymer having a vinyl alcohol content of 40 to 80 mole % and a residual vinyl ester content lower...
4569869 Saturated polyester bottle-shaped container with hard coating and method of fabricating the same  
This invention relates to a saturated polyester bottle-shaped container and a method of fabricating the same from a material such as polyethylene terephthalate incorporating high transparency and...
4560741 Polyester resins capable of forming containers having improved gas barrier properties  
The present invention provides polyester resins useful for forming containers having improved resistance to gas permeability. The containers are formed from a polyester resin which comprises the...
4556589 Composite material of plasticized polyvinyl chloride coated with acrylic resin-fluorine-containing copolymer top coat  
Composite material composed of (a) a plasticized PVC substrate, if appropriate a fabric coated with plasticized PVC, and (b) a top layer composed of (b 1 ) 5 to 100% by weight of a mixture...
4550043 Preform with internal barrier and internal layer of high thermal stability and products made from the same  
This relates to providing a preform for use in blow molding containers which are suitable for use in conjunction with hot products which must be subjected to pasteurization. A preform is injection...
4535901 Blow-molded multi-ply vessel  
A blow-molded multi-ply vessel having excellent physical properties and good appearance which comprises two or more kinds of thermoplastic resins, at least one of which is a thermoplastic polyester...
4528219 Multi-layer plastic laminate structure  
Disclosed is a multi-layer plastic structure comprising a layer of a polyester composed mainly of ethylene terephthalate units or butylene terephthalate units and a gas barrier layer containing an...
4526821 Multi-layer container and method of making same  
A rigid container is made by injection molding a parison having plural layers of polymers. The parison is blow molded to the final shape of the container. Control during injection is exercised over...
4513037 Multilayered hollow polycarbonate containers  
Multilayered hollow polycarbonate containers comprised of: (i) at least one inner polycarbonate layer; (ii) at least one outer polycarbonate layer; and (iii) at least one intermediate...
4511610 Multi-layer drawn plastic vessel  
Disclosed is a multi-layer drawn plastic vessel comprising at least one layer composed mainly of at least one crystalline olefin resin selected from crystalline polypropylene and crystalline...
4504531 Polyester, adhesives comprising the same, and laminates and laminated hollow vessels made thereof  
An aluminum atom- and monocarboxylic acid residue-containing polyester is provided. Using the polyester as an adhesive or a base, laminates and laminated hollow vessels which comprise, as the...
4501781 Bottle-shaped container  
A hollow blow-molded bottle-shaped container of biaxially oriented resin mixture material comprising a polyethylene terephthalate resin and a xylylene group-containing polyamide resin, wherein the...
4500573 Processes for manufacturing specific products suitable for the storage, transport, preparation and consumption of food, and drinks and products obtained by said processes, such as plates, soup plates, vessels, cups, glasses and the like  
The invention relates to processes for manufacturing specific products suitable for the storage, transport, preparation and consumption of food and drinks and products obtained by said processes,...
4483891 Multilayered tube having a barrier layer  
A method is disclosed for sealing or closing off the open end of a multilayered tubular structure, especially one having a barrier or low-gas permeable layer, whereby the integrity of said barrier...
4482588 Bonding compositions and shaped articles utilizing the bonding compositions  
Bonding compositions for bonding polyesters or copolyesters to poly(vinyl alcohol) or copolymers thereof, the composition comprising a poly(esteramide) having an inherent viscosity of at least 0.8...
4464443 Drying agent in multi-layer polymeric structure  
In a multi-layer polymeric structure having an interior oxygen barrier layer of a moisture sensitive polymeric material such as ethylene-vinyl alcohol, drying agents are incorporated in the...
4451512 Multi-layer plastic vessel  
Disclosed is a multi-layer plastic vessel comprising a laminate including at least one layer composed mainly of a moisture-resistant thermoplastic resin, at least one layer composed mainly of an...
4445550 Flexible walled container having membrane fitment for use with aseptic filling apparatus  
There is disclosed an aseptic flexible walled container having a rigid fitment member cooperative with an aseptic filling apparatus and including a neck, outer flanges surrounding the neck, a...
4436778 Multilayer tubular body with uncentered barrier layer  
A multilayered structure is described that is useful in making containers, the structure having at least one low gas permeable layer specifically located in the multilayered structure so that there...
4424834 Elastic shaped article  
An elastic shaped article of a laminated construction of at least two layers, comprising (a) a layer of a soft polyvinyl chloride combining polyvinyl chloride with a plasticizer and (b) a layer of...
4393106 Laminated plastic container and process for preparation thereof  
Disclosed is a laminated plastic container in the form of a bottle, the wall of which comprises a substrate formed of a melt-moldable plastic material, a coating layer formed on at least one...
4254169 Multi-layer barrier film  
A delamination resistant multi-layer film comprises a core layer of vinyl alcohol polymers or copolymers such as polyvinyl alcohol or ethylene vinyl alcohol. Adhered to the core layer are one or...
4239826 Multi-layer barrier film  
A delamination resistant multi-layer film comprises a core layer of vinyl alcohol polymers or copolymers such as polyvinyl alcohol or ethylene vinyl alcohol. Adhered to the core layer are one or...
4174413 Multi-layered molded articles  
A multi-layered article molded according to the present invention has in its cross-section a triple-layered structure consisting of two surface layers and a core layer interposed between said...
4139665 Packaging material  
A laminate comprising an inner and an outer water vapor barrier layer and an intermediate flavor and oxygen barrier layer of a thermoplastic material with a high nitrile content provides for a...
4126262 All-plastic heat-sealable container material and method of making  
The invention provides a dynamic system for heat-sealing an all-plastic material in a continuous process at high speed. The invention includes an all-plastic heat-sealable container material...
4107362 Multilayered container  
A multilayered hollow plastic container having improved resistance to permeation by unwanted gases, especially injection blow molded containers having a preformed inner lining which is applied to a...
4079850 Multi-layer blow molded container and process for preparation thereof  
In a multi-layer blow molded container having a joint portion at least in the bottom portion thereof, barrier characteristics to gases such as oxygen and water vapor and liquids such as water,...
4048362 Reinforced elastomeric articles  
The invention relates to a method of bonding certain aromatic polyamide to nitrile rubber compositions by applying to an aromatic polyamide a coating of a vinyl chloride polymer, preferably as a...
4048361 Composite material  
A materials composite having improved resistance to permeation by unwanted substances, especially gas permeation. The composite includes a first layer of a barrier having partial resistance to...
3955697 Multilayered hollow plastic container  
A multilayered, hollow plastic container having resistance to elevated temperatures and barrier resistance, and a method for providing same. The container has an outer first portion of a material...
3882259 Laminate of ethylene/vinyl alcohol copolymer, ethylene/vinyl acetate copolymer and polyolefins  
A laminated composite sheet suitable for use as a packing sheet and a hollow container comprises an intermediate layer composed of an ethylene-vinyl alcohol copolymer and two outer layers bonded to...