Patents for B29K 33 - Use of polymers of unsaturated acids or derivatives thereof, as moulding material (1,094)
05/1994
05/03/1994CA1329069C Contact or intraocular lens from lightly crosslinked polymer or copolymer of 2-hydroxyethyl methacrylate and a method for their production
04/1994
04/28/1994WO1994008787A1 Crosslinked acrylic sheet with enhanced vacuum molding attributes
04/20/1994EP0592920A1 A method of producing packaging material in the form of a continuous web
04/14/1994WO1994007677A1 Coextruded protective boundary multilayered articles and apparatus
04/14/1994CA2146011A1 Coextruded protective boundary multilayered articles and apparatus
03/1994
03/16/1994EP0586877A1 Crosslinked tube and heat-shrinkable tube
03/15/1994CA1327690C Ring for the cast fabricating of polymer plates
03/03/1994WO1994004346A1 Intraocular lenses and methods for making same
03/01/1994US5290493 Forming solution of poly/meth/acrylic acid, copolymer of acrylic acid or its salt, or vinyl alcohol-vinyl acetate copolymer; heating; spraying onto core of same resin to form polymer suspension; forming concentrate and recycle portion
02/1994
02/02/1994EP0581225A1 Suspension for the production of filled cast resins
12/1993
12/14/1993US5269995 Coextrusion of multilayer articles using protective boundary layers and apparatus therefor
12/14/1993CA1325309C Film of rubbery latex, articles of manufacture made from the film, and a process of making the film
11/1993
11/30/1993US5266256 By means of twin non-intermeshing counter rotating screws with the same directional pitch; polymerization, grafting
11/18/1993EP0474771B1 Method of bonding plastics
11/10/1993EP0569196A1 High gas barrier co-extruded multilayer films
11/09/1993US5260368 Motor vehicle headlamp reflector of thermosetting plastics material
11/05/1993CA2094677A1 High gas barrier co-extruded multilayer films
11/02/1993US5258230 Polymer sheets and polymer blends of vinyl alcohol polymers
10/1993
10/20/1993CN1077416A Bullet-resistant transparent panel, and method and press for making same
10/12/1993US5252396 Reversibly color-changing shaped material and process for producing the same
10/05/1993US5250066 Plastic pointed articles and method for their preparation
09/1993
09/29/1993EP0562330A1 Articles made from fire-resistant polymers with compatible (meth-)acrylate-coatings
09/17/1993CA2092620A1 Composite articles made of flame-resistant polymerizates
09/02/1993WO1993016872A1 Bullet-resistant transparent panel, and method and press for making same
09/02/1993CA2131011A1 Bullet-resistant transparent panel, and method and press for making same
08/1993
08/17/1993US5237029 Polymerizable molding liquid resins, compositions containing same and in-mold cured products therefrom
07/1993
07/21/1993EP0551699A1 Preparation of homogeneous hydrogel copolymers
05/1993
05/18/1993CA1317718C Silk-like film
05/11/1993CA1317425C Method of manufacturing plastic particles for a particle display
04/1993
04/14/1993EP0381692B1 Method of bonding plastics
04/07/1993EP0535720A2 Method and apparatus for production of three-dimensional objects by stereolithography
02/1993
02/24/1993EP0528196A1 Matted polymethacrylate foil
02/10/1993EP0527071A1 Reflector in thermosetting plastic material, more particularly for an automobile projector
01/1993
01/27/1993CN1068430A Process for production of planar optical coupler
01/20/1993EP0523514A1 Method for producing a planar optical coupler
01/10/1993CA2073358A1 Process for the production of a planar optical coupler
12/1992
12/02/1992EP0515401A1 Endless objects from acrylates
10/1992
10/07/1992EP0507597A1 Polymerizable molding liquid resins, compositions containing the same and in-mold cured products therefrom
09/1992
09/29/1992US5151482 Process for the production of methacrylic resin sheets
09/01/1992CA1306839C Method for in-mold polymerization of unsaturated compound
08/1992
08/20/1992DE4123719A1 Recycling moulded water-soluble resin - by spraying with hot water, centrifuging and drying soln. feeding product to extruder, pelletising product and reusing with fresh resin
08/12/1992EP0497981A1 Reversibly discolorable molding and method of manufacturing the same
08/06/1992WO1992012848A1 Composition for use in the manufacture of corks and process for the manufacture of said composition
07/1992
07/29/1992EP0496687A1 Composition for manufacturing of a stopper and its manufacturing method
06/1992
06/10/1992EP0489485A1 A process for welding plastics
06/09/1992US5120476 Producing laminar, two-dimensional polymer layer on surface of liquid, raising surface of liquid and again producing two-dimensional polymer until three-dimensional product is produced
06/05/1992CA2056834A1 Process for welding plastics
05/1992
05/05/1992US5110513 Process for producing an article made of resin by photopolymerization and applications of this process
05/05/1992US5110279 Injection molding apparatus
03/1992
03/18/1992EP0474771A1 Method of bonding plastics.
02/1992
02/26/1992EP0472303A2 Contact lens casting
02/25/1992CA1296481C Process for preparing methacrylate polymer
02/18/1992US5089180 Method of preparing composite single-piece intraocular lenses with colored haptics
01/1992
01/14/1992CA1294202C Method of bonding plastics
11/1991
11/27/1991EP0458520A2 Modified acrylic capstock
11/26/1991CA2042452A1 Modified acrylic capstock
11/26/1991CA1292349C Multilayer polymeric coextruded slabs and structural shapes and process for obtaining them
10/1991
10/31/1991WO1991016478A1 Reversibly discolorable molding and method of manufacturing the same
10/30/1991EP0454520A1 Method for producing a composite sheet comprising a cast polymethylmethacrylate sheet and a thermoplastic support layer and product obtained in such a way
10/28/1991CA2041138A1 Process for producing a composite material sheet incorporating a powred methyl polymethacrylate plate bonded to a thermoplastic backing, and products obtained therefrom
10/15/1991CA1290516C Wettable surface modified contact lens fabricated from an oxirane containing hydrophobic polymer
09/1991
09/25/1991EP0447726A1 Plastic pointed articles and method for their preparation
09/18/1991EP0447309A1 High impact resistance cast plates, their process for manufacture
09/16/1991CA2038229A1 High shock resistance cast plates and method of fabrication
09/10/1991US5047199 Polymethyl methacrylate
08/1991
08/28/1991EP0443233A1 Heat sealable packaging film with drawable primer
08/21/1991EP0380587A4 Multilayered formable composite laminates and method of making same
08/08/1991WO1991011489A1 Endless objects from acrylates
07/1991
07/03/1991EP0435102A2 Method for producing build-up parts
07/02/1991US5028476 Coextruded rigid thermoplastic structures enabling biaxially oriented materials to be obtained
06/1991
06/26/1991EP0434494A1 Process for the fabrication of cast plate from thermoplastic resins
06/13/1991WO1991008260A1 Hot extrudable blend, thermoplastic body and its manufacture
05/1991
05/28/1991CA2030695A1 Hot extrudable blend, thermoplastic body and its manufacture
05/21/1991US5017430 Multilayer conists of polyolefin film, thermoplastic drawable coating, acrylic or polyvinylidene chloride coating
05/07/1991US5014207 Solid imaging system
03/1991
03/12/1991US4999069 Heat treatment of a multilayer plastic material to bond the layers
03/06/1991EP0415765A2 Method of preparing composite polymer rods useful for preparing single-piece intraocular lenses with colored haptics
03/05/1991US4997441 Contact or intraocular lens from lightly crosslinked polymer or copolymer of 2-hydroxyethyl methacrylate and a method for producing thereof
02/1991
02/07/1991WO1990014940A3 Method of bonding plastics
01/1991
01/29/1991US4988277 Contact lens
01/22/1991US4987191 Blend of polyethylene and ethylene-methyl methacrylate copolymer for wrapping and disposable rainwear
01/01/1991US4981758 Clarity, friction resistance
12/1990
12/04/1990CA1277116C Coextrusion of acrylonitrile-butadiene-styrene with polymethyl methacrylate for bathtub inserts
12/03/1990WO1990014940A2 Method of bonding plastics
12/03/1990CA2056443A1 Method of bonding plastics
11/1990
11/14/1990EP0397497A2 Injection molding apparatus
10/1990
10/31/1990CN1046615A 固体成象系统 Solid imaging system
10/24/1990EP0393677A2 Solid imaging system
10/24/1990EP0393129A1 Cast polymeric sink with high thermal cycling resistance.
10/21/1990CA2014810A1 Solid imaging system
10/17/1990EP0392860A2 Process and apparatus for preparing thermoplastic resin compositions
10/17/1990CN1046116A Process for preparation of thermoplastic resin composition
10/14/1990CA2014251A1 Process and apparatus for preparing thermoplastic resin compositions
08/1990
08/16/1990EP0381692A1 Method of bonding plastics.
08/14/1990US4948546 Using polymer dispersant for pigments
08/08/1990EP0380587A1 Multilayered formable composite laminates and method of making same.
04/1990
04/11/1990CN1007501B Method of producing composite boards or laminates
03/1990
03/07/1990EP0357062A2 A process for manufacturing colored contact lenses
02/1990
02/28/1990EP0356316A2 Method of thermally shaping polymethyl methacrylate sheets, and the shaped products
01/1990
01/31/1990EP0352840A1 Rigid thermoplastic co-extruded structures permitting the obtention of biaxially oriented materials
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