Patents Assigned to MUNKSJÖ OYJ
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Patent number: 10494768Abstract: The invention relates to a method for the production of a heat-sealable paper that forms a barrier to water vapour, in particular having a water vapour permeability of at most 150 g/m2/24 h measured according to ASTM F1249 under so-called tropical conditions of 38° C. and 90% relative humidity, in which at least one coating layer comprising at least one thermoplastic film-forming polymer is applied in-line on the paper-making machine to the fibrous substrate.Type: GrantFiled: July 29, 2015Date of Patent: December 3, 2019Assignee: Munksjö OyjInventors: Laurent Schildknecht, Séverine Schott, Pascale Escaffre
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Patent number: 9803321Abstract: A cellulose and/or synthetic fiber-based support of which at least one surface is coated with a layer containing at least one water-soluble polymer comprising hydroxyl or primary-secondary amino functional groups, at least some of which have been functionalized beforehand with at least one organic compound comprising at least one epoxy functional group, and at least one R1 group wherein R1 is a vinyl functional group or at least one Si(R2)3 functional group and wherein R2=hydrogen atom, hydroxyl, alkoxy, alkyl, and combinations thereof.Type: GrantFiled: July 20, 2012Date of Patent: October 31, 2017Assignee: MUNKSJÖ OYJInventor: Diego Fantini
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Publication number: 20170211236Abstract: The invention relates to a method for the production of a heat-sealable paper that forms a barrier to water vapour, in particular having a water vapour permeability of at most 150 g/m2/24 h measured according to ASTM F1249 under so-called tropical conditions of 38° C. and 90% relative humidity, in which at least one coating layer comprising at least one thermoplastic film-forming polymer is applied in-line on the paper-making machine to the fibrous substrate.Type: ApplicationFiled: July 29, 2015Publication date: July 27, 2017Applicant: MUNKSJÖ OYJInventors: Laurent SCHILDKNECHT, Séverine SCHOTT, Pascale ESCAFFRE
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Publication number: 20170211237Abstract: A paper including a fibrous substrate, a precoat layer including a binder and a mixture of platy filler(s) having a shape factor of at least 15 and of finer filler(s), the size of the particles of which is, for 80% by weight, less than 2 ?m (measured according to the ISO 13317-3 SediGraph method) and at least one covering layer applied to the precoat layer, the paper having a water vapour permeability of at most 150 g/m2/24 h and preferably of less than 100 g/m2/24 h, measured according to the ASTM F1249 standard under so-called tropical conditions of 38° C. and 90% relative humidity.Type: ApplicationFiled: July 29, 2015Publication date: July 27, 2017Applicant: MUNKSJÖ OYJInventors: Laurent SCHILDKNECHT, Séverine SCHOTT, Pascale ESCAFFRE
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Publication number: 20170081061Abstract: A twisting paper substrate to be waxed for the production of an opaque waxed paper wrapping, wherein the paper substrate includes a fibrous base, at least one opacifying additive and at least one binder reducing penetration of wax in the fibrous base during the production of the waxed paper substrate by application of wax on the paper substrate, wherein the difference of opacity of the paper substrate before and after Cobb test according to the rizinus Cobb method on one side to be waxed of the paper substrate is most preferably less than or equal to 8 percent.Type: ApplicationFiled: April 30, 2015Publication date: March 23, 2017Applicant: MUNKSJÖ OYJInventors: Gilles GAUTHIER, Alexandra VENOT, Anthony LEMONNIER
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Patent number: 9587355Abstract: Invention relates to a method of manufacturing glassine paper comprising following steps of producing paper by forming a paper web in a forming section and drying the web in a press section and in a pre-drying section; applying film-forming product on both sides of the web; removing moisture from the film-forming product in an after-drying section; passing the web having film-forming product on its surfaces through an on-line calendering process; and reeling up the glassine paper.Type: GrantFiled: December 2, 2013Date of Patent: March 7, 2017Assignee: Munksjö OyjInventors: Jean-Francois Bertrand, Marco Ruffino
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Publication number: 20160017543Abstract: Invention relates to a method of manufacturing glassine paper comprising following steps of producing paper by forming a paper web in a forming section and drying the web in a press section and in a pre-drying section; applying film-forming product on both sides of the web; removing moisture from the film-forming product in an after-drying section; passing the web having film-forming product on its surfaces through an on-line calendering process; and reeling up the glassine paper.Type: ApplicationFiled: December 2, 2013Publication date: January 21, 2016Applicant: MUNKSJÖ OYJInventors: Jean-Francois Bertrand, Marco Ruffino
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Publication number: 20140262092Abstract: A cellulose and/or synthetic fibre-based support of which at least one surface is coated with a layer containing at least one water-soluble polymer comprising hydroxyl or primary-secondary amino functional groups, at least some of which have been functionalized beforehand with at least one organic compound comprising at least one epoxy functional group, and at least one R1 group wherein R1 is a vinyl functional group or at least one Si(R2)3 functional group and wherein R2=hydrogen atom, hydroxyl, alkoxy, alkyl, and combinations thereof.Type: ApplicationFiled: July 20, 2012Publication date: September 18, 2014Applicant: MUNKSJÖ OYJInventor: Diego Fantini