公开(公告)号：US10358772B2

公开(公告)日：2019-07-23

申请号：US15739394

申请日：2016-06-21

申请人： Stora Enso OYJ

发明人： Isto Heiskanen ,  Kaj Backfolk ,  Esa Tapio Saukkonen ,  Katja Eliisa Lyytikainen

IPC分类号： D21H11/18 ,  D21H17/28 ,  C08L1/02 ,  D21H21/56 ,  D21H19/34 ,  D21H19/54 ,  C09D101/02 ,  C09D103/02 ,  C09D7/40 ,  C09D103/04 ,  D21H21/06 ,  D21H23/28

摘要： A method for manufacturing of a film, wherein said film is manufactured in a paper or paper board machine, wherein the method comprises the steps of providing a solution of a nanofibrillated poly-saccharide, wherein said solution comprises from 0.01 to 50 weight-% nanofibrillated polysaccharide, and wherein the nanofibrillated polysaccharide is any one of microfibrillated cellulose, nanofibrillated cellulose, nanocrystalline cellulose, microcrystalline cellulose, cellulose whiskers and cellulose derivative or a combination or mixture thereof, wherein the method further comprises the steps of providing an amphiphilic polymer; and providing a mixture of said amphiphilic polymer and said solution comprising nanofibrillated polysaccharide, whereby an intermediate solution is obtained; bringing said intermediate solution into a foam; providing said foam in the paper or board machine.

公开(公告)号：US20180355557A1

公开(公告)日：2018-12-13

申请号：US15739394

申请日：2016-06-21

申请人： Stora Enso OYJ

发明人： Isto Heiskanen ,  Kaj Backfolk ,  Esa Tapio Saukkonen ,  Katja Eliisa Lyytikainen

IPC分类号： D21H17/28 ,  D21H21/06 ,  D21H19/34 ,  D21H21/56 ,  D21H23/28 ,  C09D101/02 ,  C09D103/04 ,  C09D7/40

CPC分类号： D21H17/28 ,  C08L1/02 ,  C09D7/70 ,  C09D101/02 ,  C09D103/02 ,  C09D103/04 ,  D21H11/18 ,  D21H19/34 ,  D21H19/54 ,  D21H21/06 ,  D21H21/56 ,  D21H23/28

摘要： A method for manufacturing of a film, wherein said film is manufactured in a paper or paper board machine, wherein the method comprises the steps of providing a solution of a nanofibrillated poly-saccharide, wherein said solution comprises from 0.01 to 50 weight-% nanofibrillated polysaccharide, and wherein the nanofibrillated polysaccharide is any one of microfibrillated cellulose, nanofibrillated cellulose, nanocrystalline cellulose, microcrystalline cellulose, cellulose whiskers and cellulose derivative or a combination or mixture thereof, wherein the method further comprises the steps of providing an amphiphilic polymer; and providing a mixture of said amphiphilic polymer and said solution comprising nanofibrillated polysaccharide, whereby an intermediate solution is obtained; bringing said intermediate solution into a foam; providing said foam in the paper or board machine.