公开(公告)号：SE542658C2

公开(公告)日：2020-06-23

申请号：SE1850586

申请日：2018-05-18

Applicant: STORA ENSO OYJ

Inventor： BACKFOLK KAJ ,  SOKKA TUULA

Abstract: The present invention relates to a coating composition for coating of paper or paperboard, said composition comprising: a pigment, a binder, an optical brightening agent (OBA), a colorant, and a sugar alcohol, and to paper or paperboard coated with at least one layer of the coating composition. The present invention further relates to a method for preparing said coating composition and to an OBA premix useful in the method of preparing the coating composition, said premix comprising an OBA, a sugar alcohol, and optionally a colorant, wherein the OBA and sugar alcohol together make up at least 10 % by weight, preferably at least 20 % by weight, based on the total weight of solids in the premix.

公开(公告)号：SE1850586A1

公开(公告)日：2019-11-19

申请号：SE1850586

申请日：2018-05-18

Applicant: STORA ENSO OYJ

Inventor： BACKFOLK KAJ ,  SOKKA TUULA

IPC: D21H19/46 ,  C07H3/02 ,  D06L4/671 ,  D21H21/28 ,  D21H21/30 ,  D21H23/24

Abstract: The present invention relates to a coating composition for coating of paper or paperboard, said composition comprising: a pigment, a binder, an optical brightening agent (OBA), a colorant, and a sugar alcohol, and to paper or paperboard coated with at least one layer of the coating composition. The present invention further relates to a method for preparing said coating composition and to an OBA premix useful in the method of preparing the coating composition, said premix comprising an OBA, a sugar alcohol, and optionally a colorant, wherein the OBA and sugar alcohol together make up at least 10 % by weight, preferably at least 20 % by weight, based on the total weight of solids in the premix.

公开(公告)号：SE0100851L

公开(公告)日：2002-09-14

申请号：SE0100851

申请日：2001-03-13

Applicant: STORA ENSO OYJ

Inventor： HAEMAELAEINEN MARKKU ,  MAENTTAERI RISTO ,  SOKKA TUULA ,  KELAVIRTA JOHANNA ,  SCHAUMAN HANS

IPC: D21H11/10 ,  D21H19/38 ,  D21H19/50 ,  D21H23/50 ,  D21H19/36 ,  D21H19/72

公开(公告)号：SE542657C2

公开(公告)日：2020-06-23

申请号：SE1850585

申请日：2018-05-18

Applicant: STORA ENSO OYJ

Inventor： BACKFOLK KAJ ,  SOKKA TUULA

Abstract: The present invention relates to a coating composition for coating of paper or paperboard, said composition comprising: a pigment, a binder, an optical brightening agent (OBA), and xylitol, and to paper or paperboard coated with at least one layer of the coating composition. The present invention further relates to a method for preparing said coating composition and to an OBA premix useful in the method of preparing the coating composition, said premix comprising an OBA and xylitol, wherein the OBA and sugar alcohol together make up at least 10 % by weight, preferably at least 20 % by weight, based on the total weight of solids in the premix.

公开(公告)号：SE1850585A1

公开(公告)日：2019-11-19

申请号：SE1850585

申请日：2018-05-18

Applicant: STORA ENSO OYJ

Inventor： BACKFOLK KAJ ,  SOKKA TUULA

IPC: D21H19/46 ,  C07H3/02 ,  D06L4/671 ,  D21H21/28 ,  D21H21/30 ,  D21H23/24

Abstract: The present invention relates to a coating composition for coating of paper or paperboard, said composition comprising: a pigment, a binder, an optical brightening agent (OBA), and xylitol, and to paper or paperboard coated with at least one layer of the coating composition. The present invention further relates to a method for preparing said coating composition and to an OBA premix useful in the method of preparing the coating composition, said premix comprising an OBA and xylitol, wherein the OBA and sugar alcohol together make up at least 10 % by weight, preferably at least 20 % by weight, based on the total weight of solids in the premix.