Patents for B29L 7 - Flat articles, e.g. films or sheets (7,747)
06/1989
06/13/1989CA1255575A1 Film laminating apparatus
06/07/1989EP0319222A2 Disposable products
06/07/1989EP0318794A2 Stretched styrene-based resin moldings and a process for production thereof
06/06/1989US4836744 Take-away device for tubing foils
06/01/1989WO1989004852A1 Polypropylene films
05/1989
05/31/1989EP0318058A2 Interpolymers of ethylene and unsaturated carboxylic acids
05/30/1989US4835245 Biaxially oriented polyoxymethylene film
05/30/1989CA1254710A1 Process for the preparation of blown film and oriented film
05/24/1989EP0317545A2 Process for forming plasticized polyvinyl butyral sheet
05/24/1989EP0317276A2 Polypropylene films
05/23/1989US4833026 Breathable, waterproof sheet materials and methods for making the same
05/23/1989US4832896 Method for producing plastics material films
05/23/1989US4832772 Method for surface treatment of film
05/17/1989EP0316109A1 Coating of substrates
05/16/1989US4830806 Method and device for the manufacture of a high optical quality transparent sheet or plastic
05/16/1989US4830595 Die-lip heater
05/10/1989EP0315478A2 High-lubricity film
05/09/1989US4828770 Extrusion system
05/03/1989EP0313766A2 Method and apparatus for preparing textured apertured film
05/02/1989US4826560 Device for continuous production of thermoplastic webs
05/02/1989CA1253307A1 Process for the preparation of blown film
04/1989
04/25/1989US4824718 Porous film
04/25/1989US4824619 Process of producing polyethylene drawn filaments and drawn films
04/25/1989US4824505 Method of fabricating flexible curtains of any size
04/25/1989US4824355 Preparation of a plastic for its extrusion particularly in the form of a gaged bead intended to be used as a seal and interlayer in multiple glazings
04/19/1989CN1032424A Hdpe films with imbalanced biaxial orientation
04/12/1989EP0311423A2 Process for preparing uniaxially oriented filled films for controlled atmosphere packaging
04/11/1989US4820471 Process for the preparation of blown film
04/05/1989EP0310290A1 HDPE films with differential biaxial orientation
04/05/1989EP0309887A1 Spacer sheet for burning ceramics
04/04/1989CA1252032A1 Method and apparatus for making glass fiber oriented continuous strand mat
04/04/1989CA1251914A1 Laminated sheet
03/1989
03/29/1989EP0309136A2 Oriented microporous film
03/29/1989CN1031980A Method and apparatus for producing double layer elastic band
03/28/1989CA1251893A1 Vinylidene fluoride copolymer film
03/22/1989EP0308205A2 Embossed oriented film and its production
03/22/1989EP0308106A2 Polyolefin films with improved oxygen transmission
03/22/1989EP0307785A1 Method and device for the production of double-layered stretched ribbons
03/22/1989EP0307475A1 Film for thermal porous printing paper
03/21/1989US4814426 Shrinkable polyester film for packaging
03/21/1989US4814221 Heat resistant, high strength
03/15/1989EP0307195A2 An improved polyethylene film and process for production thereof
03/15/1989EP0306958A2 Method of and apparatus for tubularly drawing thermoplastic resin
03/14/1989US4812360 Thermal transfer (printing) material
03/14/1989US4812279 Process for preparation of cellulose ester films
03/08/1989EP0305605A1 Method and apparatus for producing mesh film
03/08/1989EP0305372A1 Die-lip heater
03/07/1989US4810566 Highly crystallized molded polyarylene thioether and process for producing it
02/1989
02/28/1989US4808359 Process for the preparation of cast film
02/28/1989US4808358 Process to obtain molecular orientations in perforated plates made of extruded plastic material
02/23/1989WO1989001402A1 Process for producing heat-shrinkable polyethylene film
02/22/1989EP0304153A2 Films containing liquid crystalline polymers
02/22/1989EP0303949A2 Sheets of aromatic copolyamides, process for their preparation and their use
02/15/1989CN1003305B Waterproof layers
02/14/1989US4804736 Polyethylene-2,6-naphthalate film for magnetic recording tapes
02/07/1989CA1249704A1 Process for the preparation of blown film and oriented film
02/01/1989EP0301625A2 Process for the production of thin stretched films from polyolefins of ultrahigh molecular weight
01/1989
01/25/1989EP0300060A1 Polyester film containing fine cells
01/25/1989CN1030592A Film for stretch packaging
01/24/1989US4799772 Uniaxially high-oriented polyethylene naphthalate film for liquid crystal panel substrates
01/18/1989EP0299560A2 Process for making a curled photographic film
01/17/1989US4798752 Curable sheet
01/17/1989CA1248725A1 Apparatus for flattening and taking off blown continuous plastic tubular films
01/11/1989EP0298700A2 Film for stretch packaging
01/11/1989EP0298312A2 Polyphenylene sulfide film
12/1988
12/27/1988US4794128 Porous film
12/27/1988US4793956 Blend of polyethylene, ethylene-alpha olefin copolymers and filler; melt forming, stretching
12/20/1988US4792488 High oxygen barrier coextruded film
12/20/1988CA1246918A1 Roll for a foil-drawing calendar or the like
12/20/1988CA1246825A1 Polyethylene stretched film
12/20/1988CA1246819A1 Extrusion die for a blow head for making blown plastic films
12/14/1988EP0294705A1 Method and apparatus for the production of plastic foils
12/06/1988US4789514 Flowing and advancing material in longitudinal direction while simultaneously squeezing in lateral direction
12/06/1988CA1245824A1 Apparatus for manufacturing webs of synthetic thermoplastics
12/06/1988CA1245821A1 Process and apparatus for preparing a synthetic resin plate of different colors
11/1988
11/30/1988EP0293113A2 Stretched poly(arylene thioether-ketone) films and production process thereof
11/30/1988EP0293108A2 Biaxially-stretched film made of poly(arylene sulfide)-based resin composition and production process thereof
11/30/1988EP0292614A2 Take-off apparatus for tubular films
11/29/1988US4787948 Cooling and storing until modulus increases; seals
11/29/1988CA1245798A1 High optical quality transparent plastic sheet
11/23/1988EP0291775A2 Apparatus for the simultaneous biaxial treatment of films
11/23/1988CN88100367A Compressive transverse stretching of polymer film and apparatus for this stretching
11/17/1988EP0290909A1 Use of special polyimides as molded foils and coating material
11/15/1988US4784186 Sausage casing
11/10/1988DE3812731A1 Polyolefinharz-zusammensetzung fuer verpackungsfolien Packaging films polyolefin resin composition for
11/08/1988US4783344 Process and device for spraying a reaction mixture capable of forming a transparent protective layer of high optical quality
11/02/1988EP0288874A2 Microporous membranes from polypropylene
10/1988
10/26/1988EP0288227A2 Polyolefine films
10/26/1988EP0287861A1 Transparent synthetic resin sheet or film, method for its production and applications thereof
10/25/1988US4780508 Method of extrusion of compositions of linear polyethylene and polyacetal and films thereof
10/19/1988EP0287400A2 Method for production of rolled film and apparatus therefore
10/18/1988US4778708 Oriented polyester film
10/18/1988US4778636 Method of manufacturing electrically conductive pressure-formed plates comprised of plastic material
10/18/1988CA1243176A1 Screen fabrication
10/18/1988CA1243158A1 Blowing head for making tubular plastic films
10/11/1988US4777201 Homo-or copolymer of 4-methyl-1-pentene; printed circuits
10/05/1988EP0285377A2 Preparation of highly crystallized, molded polyarylene thioether products
10/05/1988EP0285368A2 Bubble forming and stabilising device for use in a continuous extrusion process for making a blown film
10/04/1988US4775571 Biaxially stretched polyparaphenylene sulfide film and process for producing the same
10/04/1988US4774770 Film stretching apparatus with several consecutive processing zones or units
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