Patents for B32B 29 - Layered products essentially comprising paper or cardboard (6,250)
05/1992
05/26/1992CA1301615C Starch adhesive bonding
05/12/1992US5113479 Method of infrared heating a restricted area on a continuous thermoplastic laminated web
04/1992
04/30/1992WO1992007135A1 Slackened or creased fibrous sheet
04/21/1992CA1299220C Corrugated paperboard automotive liner
04/16/1992DE4032400A1 Patterned laminated plate mfr. - uses lengths of paper drawn off rolls to form the core to be fed to single level press
04/13/1992CA2053338A1 Method of and apparatus for producing laminate boards
04/08/1992CN2101025U Combined package box
03/1992
03/24/1992CA1297767C Lightweight laminated paperboard
03/03/1992US5093185 Abrasion resistant laminate
02/1992
02/18/1992US5089327 Hardwood and cotton linters treated with wet strength resin and saturated with metal salt free, water soluble, cationic quaternary ammonium polymer
02/07/1992CA2044049A1 Articles containing microencapsulated materials
02/03/1992CA2046499A1 Chemi-mechanical liner board
01/1992
01/28/1992WO1992002679A1 Water absorption bag
01/28/1992CA2066694A1 Water absorption bag
01/14/1992US5080758 Chemi-mechanical liner board
01/08/1992CN2092423U Corrugated cardboard having novel construction
12/1991
12/25/1991CN2091222U Corrugated paper board
12/11/1991EP0460771A1 An apparatus and a process for preventing stalagmite formation in the paper coating operation
12/11/1991EP0460185A1 Preparation of pharmaceutical and other matrix systems by solid-state dissolution
12/03/1991CA1292667C Device for making laminated arch corrugated structures
12/03/1991CA1292666C Corrugating machines
11/1991
11/16/1991CA2016928A1 Adhesive coated label laminates
11/13/1991CN2088478U Well type composite cement package paper
10/1991
10/23/1991EP0453131A2 Security paper and method of manufacturing same
10/22/1991CA1291017C Laminates useful in electrical devices
10/17/1991WO1991015410A1 A gastight packaging material, a method for manufacturing the same, and an application of the material
10/15/1991US5057359 Carton blank, especially for use in containers for food products
10/15/1991US5057176 Method of forming corrugated paperboard automotive liner
10/13/1991CA2040298A1 Security paper and method of manufacturing same
10/08/1991US5055161 Multiple ply paper product containing an outer ply of reclaimed white office waste
09/1991
09/25/1991EP0448344A2 Multiple ply paperboard product and method of making the same
09/25/1991CN2085292U Board for planking heatable brick bed
09/21/1991CA2038638A1 Multiple ply paperboard product and method of making the same
09/10/1991US5047282 Translucent and variegated decorative laminate having an effect of depth
09/03/1991CA1288207C Apparatus and process for making pressboard from poly-coated paper
08/1991
08/21/1991EP0442597A1 Moisture-impervious panel capable of rapid/delayed hydration
08/16/1991CA2034117A1 Moisture-impervious panel capable of rapid/delayed hydration
08/14/1991EP0441465A2 Laminate
08/08/1991DE4003703A1 Composite laminar material - comprises cushion of easily rotting material between layers of paper joined at edges
08/06/1991US5037694 One step coating, impregnation
08/01/1991CA2009100A1 Composite paper
07/1991
07/24/1991EP0437847A1 A method of heating part of a continuous material web
07/11/1991WO1991009591A1 Preparation of pharmaceutical and other matrix systems by solid-state dissolution
07/10/1991EP0436279A1 Sterilization biological test pack
07/05/1991CA2029487A1 Sterilization biological test pack
07/03/1991EP0434900A1 Seed-strip having an upper and a lower web to stick seed-grains thereon
06/1991
06/12/1991EP0431661A2 Process for manufacturing wallcovering with embossed patterns in the top textile layer and wallcovering manufactured by this process
06/06/1991CA2004699A1 Drywall tape
05/1991
05/29/1991EP0429253A2 Panel
05/16/1991CA2030113A1 Panel
05/15/1991EP0426685A1 Laminated structure with low dielectric losses
04/1991
04/30/1991US5011741 Addition of cooked or hydrolyzed corn starch improves tear strength of short fibers of newspapers for reuse as high strenth requirement
04/30/1991CA1283645C Laminating device with paper tension control
04/24/1991EP0423511A1 A packaging material of laminate type
04/11/1991DE3933235A1 Flame retardant paper - is impregnated with organic aluminate salt soln. and coated with wax or silicone
03/1991
03/26/1991US5002523 Method of manufacturing a waterproof paper container
03/12/1991US4999168 Crack resistant intumescent sheet material
02/1991
02/12/1991CA1280061C Temporarily bonded constructions
12/1990
12/27/1990CA1278246C Damage resistant decorative laminate
11/1990
11/14/1990EP0397510A2 Laminated paperboard container with absorption resistance means, and blank for constructing same
11/11/1990CA2015361A1 Laminated paperboard container with absorption resistance means, and blank for constructing same
11/07/1990EP0396331A1 Crack resistant intumescent sheet material
11/07/1990CN1010330B Corrugated board
11/06/1990CA1275900C Fire resistant materials
11/06/1990CA1275899C Fire resistant materials
11/06/1990CA1275898C Fire resistant materials
11/01/1990CA2015717A1 Crack resistant intumescent sheet material
10/1990
10/31/1990EP0395539A1 Process for obtaining a high-gloss base and the base so produced
10/30/1990US4966796 Multilayer kraft paper laminate; exterior surface treated with insecticide
10/16/1990US4963218 Method for reinforcing pattern pieces
10/10/1990CA2014319A1 Process for obtaining a high gloss base paper and base paper obtained with said process
10/03/1990CN1045829A Artistic flocking wallpaper and preparation thereof
09/1990
09/07/1990WO1990009927A1 A sealed corrugated cardboard package and a method of making it
08/1990
08/29/1990CN1044965A Superthin half-hard plastic overlay plate
07/1990
07/10/1990US4940503 Process for the production of an abrasion resistant decorative thermosetting laminate
07/03/1990CA1271117A1 Method for the manufacture of sheetlike or weblike material provided with markings becoming apparent in transmitted light
06/1990
06/27/1990EP0236479B1 Composite having improved transverse structural integrity and flexibility for use in high temperature environments and method of making the same
06/27/1990CN2058665U Machine for making paper bags
06/19/1990US4935282 Absorbent insert for food packages
06/05/1990US4931346 Lightweight laminated paperboard
05/1990
05/29/1990US4929494 Metallic foil laminates for electronics
05/09/1990CN1007887B Packing laminate for the manufacture of liquid-tight packing containers and use of such laminate
03/1990
03/20/1990US4909901 EMI and RFI shielding and antistatic materials and processes for producing the same
02/1990
02/21/1990CN1039861A Improving resin decorating veneer sheet
01/1990
01/31/1990CN2051890U Honeycomb fancy vener with fire-retardant surface
01/03/1990CN2050407U Wrapping bag with paper lining net
12/1989
12/12/1989US4886696 Corrugated paperboard automotive liner
11/1989
11/16/1989WO1989011151A1 Laminated structure with low dielectric losses
11/15/1989EP0341652A2 Corrugated paperboard automative liner
11/15/1989CN2047628U Laminated paper board with low flexibility
11/14/1989US4880689 Damage resistant decorative laminate
11/08/1989CN2047217U Paper-box board and its production equipment
10/1989
10/10/1989US4873147 Adding reactive agent enclosed in microcapsule which is broken after applying to substrate; pot life
10/04/1989CN1036059A Paper board for packing containers
09/1989
09/19/1989US4866897 Reinforced sheathing material for wall construction
09/19/1989CA1259535A1 Method of producing abrasion-resistant laminate
08/1989
08/23/1989EP0329154A1 Process for the production of a decorative thermosetting laminate
08/23/1989CN2043176U Lateral stretching mechanism for cement packing-bag stitcher use
08/02/1989EP0326410A2 Waterproof laminated paper and production process thereof
06/1989
06/27/1989US4842906 Packing laminate for the manufacture of liquid-tight packing containers and use of such laminate
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