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5002833 |
Grease resistant dual ovenable paperboard based structure with food contact resin layer
A dual ovenable paperboard based structure which contains a food contact resin layer. The resin layer in direct contact with the ovenable food product exhibits superior food release properties,...
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4997710 |
Barrier coextruded film for cook-in applications
A multilayer layer cook-on film utilizes a linear low density polyethylene sealant and, in place of a relatively thick and expensive adhesive layer, two thin adhesive layers having between them an...
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4994313 |
Parison and blow-molded container and processes for production thereof
A parison, as a precursor of a container, composed at least of a thermoplastic resin (resin A) and another thermoplastic resin having excellent gas-barrier property (resin B) and containing a...
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4990382 |
Plastic container with glass-like appearance, parison for and method of making same
A laminated container blow molded from an extruded parison wherein both the parison and the resultant blow molded container are of a multi-layered construction. Most particularly, the parison is...
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4983431 |
Oxygen impermeable leak free container
The present invention relates to an improved container for food and non-food products. The container utilizes a novel paperboard barrier laminate structure which maintains an isolated gas...
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4980211 |
Article of polyethylene terephthalate resin
An article of polyethylene terephthalate resin, particularly a laminated wall structure of a bottle made by biaxial orientation blow molding from the resin. The laminated wall is made up of...
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4978579 |
Multi-layer film structures for providing two webs of film
The present invention provides film structures for creating two identical webs of film. Preferably, the so created webs of film include a sterile surface. The webs of film are suitable for being...
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4977004 |
Barrier structure for food packages
A barrier structure liner for food packages comprises two layers of EVOH (ethylene-vinly alcohol copolymers), one of which is interposed between two moisture barriers. The inner layer of EVOH (in...
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4971864 |
Laminar articles made from mixtures of a polyolefin and ethylene/vinyl alcohol copolymers
A laminar article is provided, comprising a combination of a polyolefin, an ethylene-vinyl alcohol copolymer having a melting point at least about 5° C. higher than the polyolefin, and a...
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4971847 |
Multilayered structures
Multilayer structures of gas-permeable film or sheet alternating with, and adherent to, layers of poly(glutarimide) film or sheet, exhibit outstanding resistance to gas permeation.
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4966933 |
Propylene polymer film
A propylene polymer film is described which is composed of a composition including 100 parts by weight of a propylene polymer, 0.01 to 0.5 parts by weight of a fine powder of a crosslinked silicone...
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4963419 |
Multilayer film having improved heat sealing characteristics
A multilayer film is disclosed having improved heat sealing characteristics, comprising a first outer layer containing a heat sealable thermoplastic polymer having substantial freedom from...
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4960639 |
Multilayered container
Provided are multilayered containers comprising a layer of a composition comprising a gas barrier resin, particularly ethylene-vinyl alcohol copolymer, incorporating an inorganic powder such as...
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4950513 |
Laminar articles of a polyolefin and a nylon/polyvinyl alcohol blend
A laminar article with good barrier properties to oxygenated and hydrocarbon compounds is prepared by blending a polyolefin with about 2 to 39% of a melt blend of a nylon and a polyvinyl alcohol...
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4948643 |
Flexible medical solution tubing
A medical solution tubing useful in combination with medical solution packages and pouches includes an intermediate layer comprising a polymeric material which imparts flexibility to the film; an...
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4940616 |
Multilayered container and method for making
Anti-gas permeation property and impact strength of a container such as a bottle which is made of polyethylene terephthalate resin by biaxially orienting blow molding are improved by using a...
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4940634 |
High barrier low profile forming web
A forming web comprises a first extruded polymeric film oriented to substantially the same extent in both the longitudinal and machine directions. Alternately, a high molecular weight crystalline...
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4939040 |
Multilayer film for packaging items under controlled atmosphere
A packaging film is disclosed having both gas barrier and stretchability properties comprising at least one barrier layer made of polymers or copolymers with low gas permeability modified by the...
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4937112 |
High strength coextruded film for chub packaging
A multilayer hot blown film useful in chub packaging comprises a first outer layer of a heat-sealable polymeric material; a first interior layer of a high molecular weight polymeric material; a...
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4936473 |
Hot-fill product container with multi-layer wall structure
This relates to a container, particularly adapted for receiving a hot-fill product. Most particularly, the container is a blow molded plastic container with the principal plastic material being a...
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4937130 |
Polycarbonate container having internal layers of amorphous polyamide
A container comprised of an inner aromatic polycarbonate layer, an outer aromatic polycarbonate layer, and an intermediate amorphous polyamide layer between the inner polycarbonate layer and the...
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4935274 |
Lid structure
A lid structure for a polypropylene container is formed of a three ply laminate and a rehealable silicone rubber top layer adhered to the laminate. The laminate is polyester, polyvinylidene...
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4929482 |
Heat resistant container
The present invention provides a heat-resistant container comprising an ethylene-vinyl alcohol copolymer layer and a crystalline polyester layer. In particular, when an ethylene-vinyl alcohol...
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4927689 |
Gas barrier structures
A gas barrier structure is disclosed which comprises a base synthetic thermoplastic polymeric layer, e.g. nylon, polyethylene, having two coatings on one side of the base layer. The first coating...
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4923723 |
Multi-layer preform, method of forming preform, and container formed from the preform
An injection molded plastic preform for forming by blow molding a container such as a bottle. The preform is of a laminated construction and in the body area includes inner and outer layers of the...
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4919984 |
Multilayer plastic container
An improvement in a packaging multilayer plastic container comprising a gas-barrier interlayer of an ethylene/vinyl alcohol copolymer and an inner and an outer layer of a moisture-resistant...
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4911979 |
Heat-shrinkable laminated film and process for producing the same
Disclosed herein is a heat-shrinkable laminated film comprising at least two layers of a mixed resin layer (A) consisting essentially of 65 to 85 wt % of a polyamide resin and 15 to 35 wt % of a...
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4906495 |
Laminated articles
Laminated sheet material 9 comprises a laminate of a polyvinyl alcohol or other water-disintegratable film 12 with a thin coextruded film comprising a melt-bondable layer 15 and an impermeable...
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4904512 |
Compression-molded article having multilayer structure
A multilayer compression-molded article produced by compression-molding a composite plastic material. The composite plastic material comprises a first synthetic resin and a second synthetic resin...
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4895744 |
Method of making a multi-layer parison
A method of fabricating a multi-layered parison having adjacent layers of different polymeric resins with incompatible melt flow temperatures without degrading the polymeric resin having the lower...
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4894267 |
Blow-molded plastic bottle with barrier structure for food packages
A barrier structure liner for food packages comprises two layers of EVOH (ethylene-vinyl alcohol copolymers), one of which is interposed between two moisture barriers. The inner layer of EVOH (in...
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4883696 |
Laminate
A laminate comprising a layer of a composition (A) of 100 parts by weight of a hydrolyzed ethylene-vinyl acetate copolymer having an ethylene content of 20 to 55% by mole and a degree of hydrolysis...
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4877662 |
Vessel comprising resin composition
A stabilizer selected from alkaline earth metal hydroxides, oxides and silicates and alkaline earth metal salts of higher fatty acids and an antioxidant are incorporated into a resin composition...
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4868026 |
Multilayered container and process for production thereof
A biaxially oriented blow-molded container composed of a thermoplastic gas-barrier resin (resin B) and a thermoplastic resin (resin A) other than resin B and having excellent gas-barrier property...
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4863784 |
Multilayer film containing very low density polyethylene
A coextruded, heat shrinkable, thermoplastic multilayer film for packaging fresh red meat cuts and processed meats. The film comprises a first layer comprising very low density polyethylene, a...
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4859514 |
Laminate for an easily opened package
A first web having an ionomer, or ionomer/ethylene vinyl acetate copolymer (EVA) sealant layer, heat sealed to a second web having an EVA/ethylene butene copolymer (EBC)/polypropylene (PP) sealant...
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4855183 |
Multiple-layer, cook-in film
Disclosed is a multiple-layer cook-in film from which packages such as bags or casings can be made. The films have a first food contact layer that bindingly adheres during cook-in to a contained...
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4847129 |
Multilayer preform for hot fill containers
This relates to the formation of a preform for a container which is formed primarily of PET and like saturated polyesters which are to be utilized in the packaging of a hot fill liquid and like...
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4818575 |
Biaxially drawn polyester vessel having resistance to heat distortion and gas barrier properties and process for preparation thereof
The present invention is based on the finding that when a multi-layer blow-formed body is heat-treated, cooled and taken out, an intermediate layer of a gas-barrier resin in the multi-layer...
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4816304 |
Multi-layer gas-barrier drawn polyester vessel
Disclosed is a multi-layer gas-barrier drawn polyester vessel, which comprises an open end portion, a barrel portion which is molecularly oriented in at least one axial direction and a closed...
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4816308 |
Multilayered container
A biaxially oriented multilayered container consisting of a body portion and a mouth portion. The body portion comprises one or more layers of a thermoplastic gas-barrier resin B and layers of a...
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4810541 |
Plastic container having a surface to which a lid may be peelably sealed
A plastic container adapted to be peelably heat sealed with a lid, the container having an integral peripheral flange extending outwardly from its upper edge to which the lid may be peelably heat...
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4810542 |
Multilayered tube for draw molding and multilayered container utilizing the tube
The tube of the present invention has no or very small local minute nonuniformity in thickness of EVOH layer, and therefore drawn-formed articles such as blow bottle obtained by draw molding the...
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4808482 |
Multi-layer plastics structures and apparatus and methods for their manufacture
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...
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4798750 |
Retortable containers with exterior modified polystyrene cap layer
A multilayer structure and container formed therefrom is disclosed which comprises a layer of a polystyrene polymer modified with a carboxylic acid or carboxylic anhydride and a layer of an...
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4784863 |
Meat product package containing an inner layer of starch/ethylene vinyl acetate
A meat product package comprising an enclosing multilayer film having an inner layer and an insitu aqueous medium-cooked meat product in adhering relation to the inner layer inner surface, the...
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4766019 |
Carbonated beverage can and method for producing a carbonated beverage can
The present invention resides in a method for producing a carbonated beverage can which has acceptable creep, modulus and yield strength values, which comprises a can body, which is made up of a...
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4766018 |
Readily peelable, sterilizable packages
Readily peelable and sterilizable packages composed of two multi-layer sheets which are attached to one another by sealing in the zone regions and in which one sealing layer comprises an...
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4764403 |
Multilayer biaxially oriented heat set articles
A multilayer biaxially oriented heatset article and method of making forming a preform comprising an outer layer and an inner layer of poly(ethylene terephthalate) (PET), an intermediate layer of...
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4751120 |
Polyester vessel having improved dimension stability and process for preparation thereof
In a thermoplastic polyester, a compound having at least two ethylenically unsaturated groups and/or oxirane rings in one molecule is coated as a crosslinking agent on the outer surface of the...
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