Patents
Sitemap › B29 - Working of plastics; Working of substances in a plastic state in general › B29D - Producing particular articles from plastics or from substances in a plastic state › B29D 7 - Producing flat articles, e.g. films or sheets
Patents for B29D 7 - Producing flat articles, e.g. films or sheets (4,438)
08/1983
08/16/1983CA1151869A1 Imaging media capable of displaying sharp indicia
08/16/1983CA1151826A1 In-line manufacture of printed and die cut polystyrene foam sheets
08/10/1983EP0085642A1 Belting and method of making same
08/09/1983US4397914 Reinforcing material for a panel
08/09/1983CA1223228B Oriented polypropylene film substrate and method of manufacture
08/09/1983CA1151590A1 Oriented polypropylene film substrate and method of manufacture
08/02/1983US4396566 Process for the continuous manufacture of sheeting from thermoplastic synthetic resins
08/02/1983CA1150925A1 Thermoforming process
07/1983
07/12/1983CA1149564A1 Oriented, semi-crystalline polymer product and method and apparatus for producing such product
06/1983
06/29/1983EP0082727A2 Low gloss films of enhanced adhesion
06/28/1983CA1148714A1 Heat-treating polyolefin films
06/22/1983EP0081866A1 Method and apparatus for extruding films of vinylidene fluoride polymers
06/21/1983CA1148318A1 Extruding colored thermoplastic resin sheets
06/14/1983US4388365 Porous FRP sheet and manufacturing method thereof
06/14/1983US4388261 For incorporation in tires
06/08/1983EP0066621A4 Hindered phenolic antioxidants and diazacycloalkane uv stabilizers in polymeric films.
06/07/1983US4387066 Blowing agents, molds, thickness, shapes, depth
06/01/1983EP0080329A1 Polyacetylene production
05/1983
05/24/1983US4385376 Method of making an optical memory disk and a product thereby
04/1983
04/27/1983EP0077733A1 Process for preparing composite materials of carbon fibres and a thermoplastic material, the composite materials and their applications
04/06/1983EP0076246A1 Method of producing monoaxially drawn films of polytetrafluoroethylene
03/1983
03/22/1983CA1143117A1 Method and an arrangement for the manufacture of a material web of foamed thermoplastics
03/09/1983EP0073347A1 Method of and apparatus for manufacturing films having an optical wedge running down one side
03/08/1983CA1142317A1 Thin web with resiliently deformed edges
03/01/1983US4375350 Apparatus for forming elongated synthetic resin plate or sheet
03/01/1983CA1141944A1 Formation of solid layers of intumescent material
02/1983
02/22/1983US4374891 Ultrathin polymer membranes
02/15/1983CA1141123A1 Method and apparatus for making elastomer sheet material
02/09/1983EP0016817A4 An oriented, semi-crystalline polymer product and method and apparatus for producing such product.
01/1983
01/11/1983CA1139072A1 Production of polyvinyl butyral sheet rolls
01/11/1983CA1139059A1 Sheet cleaning
12/1982
12/21/1982US4364985 Porous sheet
12/15/1982EP0066621A1 Hindered phenolic antioxidants and diazacycloalkane uv stabilizers in polymeric films.
12/14/1982US4363771 Process for preparing non-oriented polyolefin film
12/14/1982CA1137674A1 Impact-resistant polyvinyl butyral sheeting for safety glass
12/07/1982CA1137247A1 Methyl methacrylate-based resin film and sheet
11/1982
11/23/1982US4360552 Stalk emanating from an extruder
11/02/1982US4357366 Oxidation, tellurium, thin films
10/1982
10/20/1982EP0062815A2 Heat-sealable multilayer film with a low gas-permeability and packaging material made therefrom
10/19/1982US4354814 Extruder with a sheet extrusion head and an associated calender
09/1982
09/22/1982EP0060562A2 Reinforcing member and its use for reinforcing a panel of an automobile
09/22/1982EP0060556A2 Reinforcing material
08/1982
08/17/1982US4345005 Coextrusion of polypropylene and ethylene-propylene copolymer, subjecting a surface to corona discharge then coating with aluminum, copper, silver or chromium
08/03/1982CA1128740A1 Composite strands of resin, carbon and glass and product formed from said strands
08/03/1982CA1128721A1 Thin-walled tube composed of a melt-spinnable synthetic polymer and method of producing it
07/1982
07/21/1982EP0056245A2 Apparatus for continuously stetching sheet material and for delivering it intermittently to a treating apparatus
07/08/1982WO1982002169A1 Hindered phenolic antioxidants and diazacycloalkane uv stabilizers in polymeric films
06/1982
06/22/1982US4336221 Process for making a stress-free plastic article
06/22/1982CA1125979A1 Reversibly transparent-translucent film and method of making same
06/16/1982EP0053909A1 Reinforced flexible plastic sheet materials
06/08/1982CA1124974A1 Foam extrusion die assembly
05/1982
05/26/1982EP0052491A2 Extruding colored thermoplastic resin sheets
05/18/1982CA1123991A1 Glazing laminates
05/18/1982CA1123567A1 Method and apparatus for the continuous formation of biaxially oriented thermoplastic materials and forming articles therefrom by intermittent forming means interfaced therwith
05/11/1982US4329385 Texturing polymer surfaces by transfer casting
05/11/1982US4329315 Sheet stress relaxation
05/11/1982US4329309 Producing reticulated thermoplastic rubber products
04/1982
04/27/1982US4327149 Methyl methacrylate
04/27/1982CA1122740A1 Thermoplastic mixtures for producing plastics sheets having antiblocking properties
04/07/1982EP0049206A1 Method of improving the flatness of compression rolled plastic film
03/1982
03/10/1982EP0047068A2 Imaging media capable of displaying sharp indicia
03/03/1982EP0046526A2 Method for the continuous production of sheets of thermoplastics material
02/1982
02/24/1982EP0046402A2 Thermoplastic rubber products
02/23/1982US4316868 Extruding colored thermoplastic resin sheets
01/1982
01/27/1982EP0044702A1 Piezoelectric and pyroelectric polymeric blends
01/19/1982US4311660 Heat-treating polyolefin films
01/12/1982US4310485 Method of improving the flatness of compression-rolled plastic film
01/05/1982US4309186 Hydrophilic film for detection of heavy metals
01/05/1982CA1115471A1 Air cooling ring for plastic blown film
12/1981
12/15/1981US4305983 Thin walled tubing formed of a melt spinnable synthetic polymer and process for the manufacturing thereof
12/15/1981CA1114117A1 Air cooling ring for plastic film with independent lubricating air for film guide surface
12/08/1981US4304622 Apparatus for producing thick slabs of thermoplastic synthetic resin
11/1981
11/25/1981EP0040297A1 A method of heat treating polyester film
11/17/1981US4301103 Composition and process for delustering plastisol films
10/1981
10/28/1981EP0038559A2 Method of producing an abrasion resistant sheet and apparatus for producing it
10/13/1981US4294782 Method for substantially instantaneous liquid molding of an article
10/13/1981US4294638 Circular extrusion method providing for rotation around the extrusion opening
10/06/1981US4293294 Circular extrusion apparatus providing for rotation around the extrusion opening
09/1981
09/08/1981US4288400 Method for the continuous formation of biaxially oriented thermoplastic materials and forming articles therefrom by intermittent forming means interfaced therewith
09/01/1981US4287249 Textured surface polypropylene film
08/1981
08/04/1981US4281431 Sheet cleaning
07/1981
07/21/1981US4279855 Method for the casting of ultrathin polymer membranes
07/08/1981EP0031725A2 Process for producing an ultrathin solid membrane and its use for concentrating a specified gas in a gaseous mixture
07/07/1981CA1104313A1 Chitin films and fibers
06/1981
06/23/1981US4275107 Heating while keeping out of contact with any surface
06/09/1981US4272464 Polyurethanes, crosslinking
05/1981
05/27/1981EP0029316A1 Vinylidene chloride copolymer resin composition, packaging film prepared therefrom and food packages using the film
04/1981
04/14/1981US4261939 Method and an arrangement for the manufacture of a material web of foamed thermoplastics
04/07/1981US4260578 Method and apparatus for making elastomer sheet material
03/1981
03/31/1981US4259273 Intumescent hydrated metal salt
03/24/1981US4257842 Using cellulose and fibers of a thermoplastic polymer
03/24/1981US4257834 Solidified binder filling pattern
03/17/1981US4256687 Process for producing molded articles
03/10/1981US4255381 Textured surface polypropylene film
03/10/1981US4255110 Apparatus for producing corrugated foamed plastic sheet
03/10/1981CA1194462B System for application of plastics stretch films
03/10/1981CA1097293A1 System for application of plastics stretch films
02/1981
02/11/1981EP0023776A1 A method of heat-treating a polyolefin film
02/10/1981US4250081 Zeolites of alkali or alkaline metal oxides, aluminum oxide, and silicon oxide; fillers
01/1981
01/28/1981EP0022902A1 Process for producing foam plastics plates
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