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1. 发明申请

WO2022058724A1 METHOD 审中-公开
公开(公告)号：WO2022058724A1
公开(公告)日：2022-03-24
申请号：PCT/GB2021/052390
申请日：2021-09-15
申请人： PA KNOWLEDGE LIMITED
发明人： SMITH, Rodney Edward , NELSON, Craig Harvey , TYLDESLEY, William Frank , JONES, Stuart Michael Ruan
IPC分类号： D21H19/82 , D21H19/02 , D21H19/08 , D21H19/18 , D21H19/20 , D21H19/22 , D21H19/54 , D21H19/84 , D21H21/16
摘要： A method of barrier coating a porous substrate, the method comprising: coating a surface of the substrate with an intermediate layer, said intermediate layer filling pores at the surface of the substrate; and coating the intermediate layer with a non-polymer barrier layer.

2. 发明申请

WO2021030851A1 TRANSFERPAPIER FÜR THERMOSUBLIMATIONSDRUCK-PROZESSE UND VERFAHREN ZUR HERSTELLUNG VON TRANSFERPAPIER 审中-公开
公开(公告)号：WO2021030851A1
公开(公告)日：2021-02-25
申请号：PCT/AT2020/060305
申请日：2020-08-13
申请人： MONDI AG
发明人： DONNER, Mario , SPITZBART, Martin , INNO, Kari-Pekka
IPC分类号： D21H19/54 , B41M5/025 , B41M5/035 , D21H19/84
摘要： Die Erfindung betrifft ein Verfahren zur Herstellung von Transferpapier für Thermo sublimationsdruck- Prozesse, ein Transferpapier für Thermosublimationsdruck- Prozesse sowie ein Verfahren zum Bedrucken von Textilien. Das Verfahren zur Herstellung von Transferpapier umfasst einen Verfahrens schritt zur Beschichtung zumindest einer Oberfläche einer Papierbahn durch Aufträgen einer wässrigen Lösung einer kationisch modifizierten Stärke, welche einen Substitutionsgrad durch kationische Gruppen von 0,03 bis 0,6 mol/mol aufweist, sowie einen Verfahrens schritt zur Nachtrocknung der beschichteten Papierbahn. Das Transferpapier weist ein Papiersubstrat auf, wobei zumindest eine Oberfläche des Papiersubstrats mit einer Beschichtung versehen ist, welche Beschichtung zumindest überwiegend aus einer kationisch modifizierten Stärke mit einem Substitutionsgrad durch kationische Gruppen von 0,03 bis 0,6 mol/mol besteht.

3. 发明申请

WO2020198516A1 PAPER PRODUCTS SUBJECTED TO A SURFACE TREATMENT COMPRISING ENZYME-TREATED SURFACE ENHANCED PULP FIBERS AND METHODS OF MAKING THE SAME 审中-公开
公开(公告)号：WO2020198516A1
公开(公告)日：2020-10-01
申请号：PCT/US2020/025037
申请日：2020-03-26
申请人： DOMTAR PAPER COMPANY, LLC , THE UNIVERSITY OF BRITISH COLUMBIA , PANDE, Harshad , BEAM, Alex , MARTINEZ, Mark , CHEN, Jingqian , LI, Miaoran , TRAJANO, Heather
发明人： PANDE, Harshad , BEAM, Alex , MARTINEZ, Mark , CHEN, Jingqian , LI, Miaoran , TRAJANO, Heather
IPC分类号： D21H11/18 , D21H15/04 , D21H17/28 , D21H19/34 , D21H19/54 , D21H21/16 , D21H23/56 , D21H27/30
摘要： Methods of making a paper product can comprise forming a substrate from a first furnish that comprises a plurality of pulp fibers, at least partially dewatering the substrate, treating a second furnish that comprises a plurality of surface enhanced pulp fibers (SEPF) at least by adding one or more enzymes to the second furnish, and sizing the dewatered substrate at least by depositing the treated second furnish onto at least one of opposing first and second surfaces of the dewatered substrate. The SEPF can have a length weighted average fiber length that is greater than or equal to 0.20 millimeters (mm) and an average hydrodynamic specific surface area that is greater than or equal to 10 square meters per gram (m 2 /g).

4. 发明申请

WO2020123934A3 PAPER COATING COMPOSITION WITH HIGHLY MODIFIED STARCHES 审中-公开
公开(公告)号：WO2020123934A3
公开(公告)日：2020-06-18
申请号：PCT/US2019/066217
申请日：2019-12-13
申请人： SAPPI NORTH AMERICA, INC.
发明人： FERNANDEZ, Joseph M. , RAJBANSHI, Arbin , WANG, Qi
IPC分类号： D21H17/28 , D21H17/29 , D21H17/36 , D21H19/54 , D21H19/56 , D21H19/58
摘要： Coating compositions, including high degree of substitution (DS), viscosity optimized starches, are disclosed for use in non-barrier paper coatings. Paper coated with the same is disclosed as well as methods of making the coating compositions and coated papers. The coating compositions may include a modified starch and at least one pigment, wherein the modified starch has a degree of substitution from 0.12 to 3 and a cooked starch viscosity of 3 to 35 cps and the viscosity is measured at 10 wt% solids, 100 rpm and 25°C using a Brookfield viscometer.

5. 发明申请

WO2018186736A8 FLUOROCHEMICAL-FREE OIL AND GREASE RESISTANT CELLULOSIC MATERIALS 审中-公开
公开(公告)号：WO2018186736A8
公开(公告)日：2018-10-11
申请号：PCT/NL2018/050144
申请日：2018-03-09
申请人： COÖPERATIE AVEBE U.A.
发明人： DELNOYE, Didier André Pierre , BEUGELING, John , LAAN, Simon Petrus Jozef , SLOR, Pieter , BLEEKER, Jan Albert
IPC分类号： D21H17/28 , D21H17/52 , D21H17/55 , D21H17/56 , D21H19/54 , D21H19/62 , D21H19/64 , D21H21/16
摘要： The invention pertains to a cellulosic material provided with a coating comprising an oxidized carboxylated starch having a weight- average molecular weight of 0.3 - 10 X 10 6 Da and a water-soluble starch extender present in a quantity of 0 to 25 wt.% based on the coating dry weight, selected from a crosslinked cationic polyalkylene amine and a zirconium carbonate, as well as to use thereof in improving the oil and grease resistance of paper. The invention furthermore pertains to a method to improve the oil and grease resistance of a cellulosic material, comprising providing a cellulosic material, coating said material on at least one side with a homogenous aqueous composition comprising an oxidized carboxylated starch having a weight-average molecular weight of 0.3 - 10 X 106 Da and 0 - 3 wt.% of a starch extender, selected from a crosslinked cationic polyalkylene amine and a zirconium carbonate, and drying the cellulosic material.

6. 发明申请

WO2018136178A1 TEXTURIZED PRINTABLE COATING AND METHODS OF MAKING AND USING THE SAME 审中-公开
公开(公告)号：WO2018136178A1
公开(公告)日：2018-07-26
申请号：PCT/US2017/066632
申请日：2017-12-15
申请人： NEENAH PAPER, INC.
发明人： SWOBODA, Dean , CHANEY-RYAN, Brie
IPC分类号： D21H19/66 , D21H19/36 , D21H19/44 , D21H19/54
摘要： A texturized printable paper, along with methods of its formation and use, is provided. The texturized printable paper may include a base sheet having a first surface and a second surface, and a texturized printable coating on the first surface of the base sheet. The texturized printable coating may include a starch component; a plurality of first calcium carbonate particles having an average particle size of about 12 µm to about 50 µm; a plurality of oxide microparticles; and a plurality of polymeric microparticles having an average particle size of that is about 0.1 µm to about 1 µm.

7. 发明申请

WO2018031387A1 COMPOSTABLE PAPERBOARD WITH OIL, GREASE, AND MOISTURE RESISTANCE 审中-公开
标题翻译：具有油，油脂和防潮性的可塑纸板
公开(公告)号：WO2018031387A1
公开(公告)日：2018-02-15
申请号：PCT/US2017/045412
申请日：2017-08-04
申请人： WESTROCK MWV, LLC
发明人： PANG, Jiebin , MELTON, Natasha
IPC分类号： D21H19/36 , D21H19/50 , D21H19/54 , D21H21/16 , B65D65/38 , D21H27/10
摘要： A coated paperboard is disclosed which includes a coating containing substantially no fluorochemical or wax, exhibiting good resistance to oil and grease, no tendency toward blocking, the coated paperboard being fully repulpable as well as compostable.
摘要翻译：公开了一种涂布纸板，该涂布纸板包括基本上不含氟化学品或蜡的涂层，其对油和油脂具有良好的耐受性，没有阻塞倾向，涂覆的纸板可完全再制浆以及可堆肥。 p>

8. 发明申请

WO2017220644A1 PIGMENT COATED BOARD 审中-公开
标题翻译：颜料涂层板
公开(公告)号：WO2017220644A1
公开(公告)日：2017-12-28
申请号：PCT/EP2017/065213
申请日：2017-06-21
申请人： BILLERUDKORNSÄS AB
发明人： LARSSON, Johan , TUFVESSON, Helena , KARLSSON, Anders , LINDSTEDT, Mikael
IPC分类号： D21H19/38 , D21H19/40 , D21H19/44 , D21H19/48 , D21H19/50 , D21H19/54 , D21H19/82 , D21H19/84
CPC分类号： D21H19/44 , D21H19/385 , D21H19/40 , D21H19/48 , D21H19/50 , D21H19/54 , D21H19/82 , D21H19/84
摘要： There is provided a coated paperboard material for use in packages adapted for shelf-life extending heat treatment, for example with steam as a heat medium, comprising a base board provided with a pigment coating to form a surface for printing, which pigment coating comprises a pigment mixture, at least one binder and a zirconium-based compound, wherein the pigment mixture comprises at least 40 wt.% calcium carbonate and at least 10 wt.% clay.
摘要翻译：本发明提供了一种用于适合于货架寿命延长的热处理的包装中的涂布纸板材料，例如用蒸汽作为热介质，其包括基板，该基板设置有颜料涂层以形成表面用于印刷，该颜料涂料包含颜料混合物，至少一种粘合剂和基于锆的化合物，其中该颜料混合物包含至少40重量％的碳酸钙和至少10重量％的粘土。

9. 发明申请

WO2017178604A1 LEICHTES VERPACKUNGSPAPIER FÜR LEBENSMITTEL MIT VERBESSERTEM WIDERSTAND GEGEN FETTE 审中-公开
标题翻译：用于食品的光包装纸具有改进的抗脂肪性
公开(公告)号：WO2017178604A1
公开(公告)日：2017-10-19
申请号：PCT/EP2017/058970
申请日：2017-04-13
申请人： DELFORTGROUP AG
发明人： NIEMI, Petri
IPC分类号： D21H17/28 , D21H19/36 , D21H19/54 , D21H21/14 , D21H21/16 , D21H27/10 , D21H17/17 , D21H21/52
CPC分类号： D21H27/10 , D21H17/17 , D21H17/28 , D21H19/36 , D21H19/54 , D21H21/14 , D21H21/16 , D21H21/52
摘要： Verpackungspapier für Lebensmittel, mit einem Flächengewicht von 20 g/m 2 bis 50 g/m 2 , umfassend Zellstofffasern und einen oder mehrere Füllstoffe, wobei die Menge an Füllstoffen insgesamt zwischen 5 Gew.-% und 20 Gew.-% bezogen auf das Gewicht des Verpackungspapiers beträgt, wobei das Verpackungspapier • ein Leimungsmittel umfasst, das in einer solchen Menge enthalten ist, dass sich auf beiden Seiten ein relatives Wasseraufnahmevermögen von 0,4 bis 0,7 ergibt, wobei das relative Wasseraufnahmevermögen definiert ist als der Quotient aus dem nach ISO 535:2014 bestimmten Cobb 60 Wert und dem Flächengewicht, auf zumindest einer Seite eine Beschichtung aufweist, die Nanopartikel einer Stärke umfasst, wobei das Verpackungspapier zwischen 1 g/m 2 und 6 g/m 2 der besagten Nanopartikel enthält, • keine Verbindungen der Struktur CF 3 (CF 2 ) n (CH 2 ) m X enthält, wobei n=5 oder n=7 beträgt und m=0,1 oder 2 ist und X eine Hydroxygruppe (X=OH) oder eine Carboxygruppe (X=COOH) ist, oder der Anteil derartiger Verbindungen an der Gesamtmasse des Verpackungspapiers 0,1 ‰ nicht übersteigt, und • einen Widerstand gegen Fette und Öle von 6 bis 12, beschrieben durch den Kit Level gemäß TAPPI T559 cm-12, aufweist, wobei in dem Test nach TAPPI T559 cm- 12 die zumindest eine mit den genannten Nanopartikeln beschichtete Seite Testflüssigkeiten ausgesetzt wird.
摘要翻译：用于食品的包装纸，总重量为20g / m 2至50g / m 2，包含纸浆纤维和a 或更多的填料，基于包装纸的重量，填料的总量在5重量％和20重量％之间，所述包含纸的包含纸的上浆剂包含这样的量是在两侧相对水吸收量为0.4至0.7，相对吸水量定义为根据ISO 535：2014测定的Cobb <60>的商在至少一侧上的值和表面重量具有包含厚度的纳米颗粒的涂层，其中包装纸在1g / m 2和6g / m 2之间，（CF 2）n（CH

10. 发明申请

WO2017115009A1 WATER-BASED BARRIER COATINGS 审中-公开
标题翻译：水基屏障涂层
公开(公告)号：WO2017115009A1
公开(公告)日：2017-07-06
申请号：PCT/FI2016/050928
申请日：2016-12-28
申请人： KEMIRA OYJ
发明人： TURKKI, Tarja , LI, Sai , AHLGREN, Jonni
IPC分类号： C09D133/06 , C09D129/04 , C08F20/12 , C08F212/08 , C08L33/06 , C08L29/04 , D21H19/56 , D21H19/40 , D21H19/54 , D21H19/50 , B65D65/42
CPC分类号： B65D65/42 , C08F212/08 , C08L29/04 , C08L33/06 , C09D125/14 , C09D129/04 , C09D133/06 , D21H19/40 , D21H19/50 , D21H19/54 , D21H19/56 , C08F2220/1825
摘要： Provided herein is a water-based barrier coating composition suitable for use as a barrier coating, said composition comprising (A): (i) 40 to 95 % by weight of the total weight of (A) an aqueous polymer composition obtainable by free radical (co)polymerizing an ethylenically unsaturated monomer blend comprising (a) 0 to 70 % by weight of at least one optionally substituted styrene, (b) up to 100 % by weight of at least one C1-C4-alkyl (meth)acrylate, (c) 0 to 10% by weight of other ethylenically unsaturated copolymerizable monomers, in the presence of (d) 0 to 40% % by weight of degraded starch having a molecular weight M n of 500 to 10,000, wherein the sum (a)+(b)+(c)+(d) is 100%; (ii) 2 to 55 % by weight of the total weight of (A) of polyvinyl alcohol (PVA), optionally polymerized together with the components of (i); (iii) 2 to 30 % by weight of the total weight of (A) of a plasticizer; (iv) 5 to 30 % by weight of the total weight of (A) a composition comprising C16-C18 alkenyl ketene dimer, optionally as a mixture with rosin, whereby in the ratio of the C16-C18 alkenyl ketene dimer:rosin is from 100:0 to 25:75; (v) 5 to 20 % by weight of the total weight of (A) of a gelling agent; and (B): a filler.
摘要翻译：本发明提供适合用作阻隔涂层的水基隔离涂料组合物，所述组合物包含（A）：（i）（A）总重量的40-95重量％（a）0-70重量％的至少一种任选取代的苯乙烯，（b）最高达100重量％的至少一种C1-C20烯属不饱和单体，所述烯属不饱和单体共混物可通过自由基（共）（c）0-10重量％的其它烯键式不饱和可共聚单体，（d）0-40重量％的分子量为M n的降解淀粉（a）+（b）+（c）+（d）为100％。（ii）任选地与（i）的组分一起聚合的（A）聚乙烯醇（PVA）的总重量的2-55重量％; （iii）（A）增塑剂总重量的2至30重量％; （iv）（A）包含C16-C18链烯基乙烯酮二聚体的组合物的总重量的5-30重量％，任选地与松香的混合物，其中C16-C18链烯基乙烯酮二聚体：松香的比例为 100：0至25:75; （v）胶凝剂（A）的总重量的5至20重量％; 和（B）：填充物。

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