Matches 1 - 31 out of 31
Match Document Document Title
7407699 Extruded polypropylene sheets containing beta spherulites  
Improved extruded polypropylene sheets containing a high level of beta crystallinity and A process for making such sheets are disclosed herein. The polypropylene sheets comprise a resinous polymer...
7195818 Sealable multi-layer opaque film  
A sealable multi-layer opaque film. In particular, a sealable multi-layer opaque film that is moisture permeable and water resistant. The sealable multi-layer opaque film is an oriented multilayer...
7169451 Gas-permeable membrane  
Novel gas-permeable membranes which are particularly useful in the packaging of fresh cut fruit and vegetables, and other respiring biological materials. The membranes have an O 2 permeability of...
6909028 Stable breathable elastic garments  
A thermally stable microporous breathable film is provided comprising at least 35% filler, by weight of the filled-film, and a thermoplastic polymer blend of a first polyethylene polymer and a...
6893722 Cationic, amino-functional, adhesion-promoting polymer for curable inks and other plastic film coatings, and plastic film comprising such polymer  
A cationically stabilizable amino-functional polymer having a number-average molecular weight of >3000, exists in the presence of water as a solution or stable emulsion only when the pH is ≦8....
6828019 Thermoplastic film  
A thermoplastic film containing a core layer and an enhanced printing skin layer. The core layer comprises an orientation enhancing polymer, a polypropylene homopolymer, and a beta-crystal...
6821915 Film having high breathability induced by low cross-directional stretch  
A breathable, substantially liquid impermeable film and laminate are provided for use in a wide variety of personal care garments and protective garments. The film, and laminate containing the...
6815048 Labels  
Polymeric films including a layer of propylene polymer resin having microvoids therein, the microvoids having been formed by stretching a web containing the beta-form of polypropylene, have shown...
6811865 Film having high breathability induced by low cross-directional stretch  
A breathable, substantially liquid impermeable film and laminate are provided for use in a wide variety of personal care garments and protective garments. The film, and laminate containing the...
6653523 Low gauge films and film/nonwoven laminates  
Disclosed herein is a low gauge, multilayer film which may be laminated to other materials such as, for example, fibrous nonwoven webs. The multilayer film may include one or more skin layers which...
6548132 Packaging biological materials  
Novel gas-permeable membranes which are particularly useful in the packaging of fresh cut fruit and vegetables, and other respiring biological materials. The membranes comprise a microporous film...
6444301 Labels  
Polymeric films including a layer of propylene resin having microvoids therein, the microvoids having been formed by stretching a web containing the beta-form of polypropylene, have shown low...
6376032 Gas-permeable membrane  
Novel gas-permeable membranes which are particularly useful in the packaging of fresh cut fruit and vegetables, and other respiring biological materials. The membranes have an O 2 permeability of...
6255359 Permeable compositions and methods for their preparation  
The present invention involves compositions having variable permeation and/or porosity and objects made therefrom. The compositions are prepared by dispersing a pore-forming agent in a polymer...
6238767 Laminate having improved barrier properties  
A composite material adapted for barrier garment applications is made by laminating a film with an amorphous polymer layer to a prebonded nonwoven web under conditions producing laminate bonds...
6187329 Variable permeability bone implants, methods for their preparation and use  
The present invention involves filler for treating injured tissue sites made from compositions having variable permeability to bodily fluid to reduce the flow to these fluids (bleeding) from the...
6075179 Low gauge films and film/nonwoven laminates  
Disclosed herein is a low gauge, multilayer film which may be laminated to other materials such as, for example, fibrous nonwoven webs. The multilayer film may include one or more skin layers which...
6045900 Breathable filled film laminate  
A breathable barrier laminate is disclosed having a first film layer comprising a microporous breathable barrier film; a second film layer comprising a breathable filled film which comprises about...
6013293 Packing respiring biological materials with atmosphere control member  
Packaging of fruit and vegetables, and other respiring biological materials, makes use of an atmosphere-control member comprising a gas-permeable membrane and an apertured cover member over the...
6002064 Stretch-thinned breathable films resistant to blood and virus penetration  
A stretch-thinned polymeric film is formed from a mixture of a polymer matrix including a low crystallinity propylene polymer having not more than about 30% crystallinity, with a particulate...
5764729 Local alarm system tamper protection device with dual conduits  
The present invention is directed to a tamper protection device for protecting a telephone operated security alarm system. In particular, it protects a conventional security alarm system using...
EP0589033B1 IMPROVED THERMOFORMABLE POLYPROPYLENE-BASED SHEET, MANUFACTURING PROCESS AND THEIR USE  
Abstract not available for EP0589033 Abstract of corresponding document: US5310584 The invention provides a thermoformable sheet comprising a resinous polymer of propylene and an effective amount...
5317035 Oriented polymeric microporous films  
Polyolefin resin compositions and oriented microporous films prepared from same comprising an ethylene-propylene block copolymer having an ethylene content of about 10 to about 50 wt %, a propylene...
5310584 Thermoformable polypropylene-based sheet  
The invention provides a thermoformable sheet comprising a resinous polymer of propylene and an effective amount of a beta-spherulite nucleating agent, a process for making the sheet and articles...
5231126 Beta-crystalline form of isotactic polypropylene and method for forming the same  
This invention relates to obtaining beta crystalline Phase isotactic polypropylene with high purity and thermal stability simply by melt-crystallization in the presence of a two component beta...
5208098 Self-bonded nonwoven web and porous film composites  
A self-bonded nonwoven web and porous film composite comprising at least one layer of a self-bonded, fibrous nonwoven web comprising substantially continuous filaments adhered to at least one layer...
5176953 Oriented polymeric microporous films  
Polyolefin resin compositions and oriented microporous films prepared from same comprising an ethylene-propylene block copolymer having an ethylene content of about 10 to about 50 wt %, a propylene...
5134174 Polypropylene microporous film  
Polypropylene microporous films characterized by having a porosity of 30-35%, an average pore size of 200-800 Angstroms, a permeation coefficient for nitrogen of 1-5×10 -3 ml/cm sec atm and a...
5100783 Weighted microsponge for immobilizing bioactive material  
Weighted microsponges formed of a porous, biostable matrix of a biocompatible polymer containing an inert weighing material are prepared suitable for use in culturing organisms in motive reactor...
4975469 Oriented porous polypropylene films  
This invention relates to oriented porous films having cells with polygonal cross sections and average pore diameters of about 5 to about 30 microns and interconnecting pores between the cells...
4804512 Process for obtaining spherulite reduction in polyamides  
A process for making a polyhexamethylene adipamide fiber with a spherulite rating of 1 in which a molten polymer of polyhexamethylene adipamide is injected with fluorocarbon and subjected to low...
Matches 1 - 31 out of 31