公开(公告)号：US11932707B2

公开(公告)日：2024-03-19

申请号：US17429143

申请日：2020-02-06

Applicant: KEMIRA OYJ

Inventor： Asko Karppi ,  Perttu Heiska ,  Mika Suvanto ,  Matti Hietaniemi

IPC: C08B30/02 ,  B01F23/50 ,  B01F23/53 ,  B01F25/51 ,  C08B30/14 ,  D21H17/28 ,  B01F101/47

CPC classification number: C08B30/02 ,  B01F23/511 ,  B01F23/53 ,  B01F23/581 ,  B01F25/51 ,  C08B30/14 ,  D21H17/28 ,  B01F2101/47 ,  B01F2215/044 ,  B01F2215/0472 ,  B01F2215/0477 ,  B01F2215/0481

Abstract: The present invention relates to a method and an arrangement for dissolving starch. Specifically, the present invention relates to a method for dissolving starch by introducing mechanical force to at least partially gelatinized aqueous starch.

公开(公告)号：US11891499B2

公开(公告)日：2024-02-06

申请号：US17261192

申请日：2019-07-19

Applicant: KEMIRA OYJ

Inventor： Juhana Ahola ,  Kaisa Karisalmi ,  Christos Rampotas ,  Perttu Heiska ,  Mika Suvanto

IPC: C08L1/02 ,  B29B9/12 ,  C08H8/00 ,  C08L5/06 ,  C08L5/14 ,  C08L97/00 ,  C08L97/02 ,  D21H11/18

CPC classification number: C08L1/02 ,  B29B9/12 ,  C08H8/00 ,  C08L5/06 ,  C08L5/14 ,  C08L97/005 ,  C08L97/02 ,  D21H11/18

Abstract: The present invention relates to a granular microfibrillated cellulose product comprising a microfibrillated cellulose originating from agricultural biomass, said microfibrillated cellulose product comprising ≤75 wt % of cellulose, preferably ≤70 wt %, based on dry solids content of said product, wherein said granular microfibrillated cellulose product has a bulk density of 500-1200 kg/m3; a flowability of 5-60 ml/s, measured by a Copley scientific powder flowability tester having a stainless steel cylinder with orifice 16 or funnel with orifice 15; and a water content of at most 60 wt %, based on total microfibrillated cellulose product. The present invention further relates to its manufacture and use in and manufacture of paper and paperboard products.