EP 4382666 A1 20240612 - HEAT SEALABLE COATED PAPER PRODUCT

Title (en)

HEAT SEALABLE COATED PAPER PRODUCT

Title (de)

HEISSSIEGELBARES BESCHICHTETES PAPIERPRODUKT

Title (fr)

PRODUIT EN PAPIER COUCHÉ THERMOSCELLABLE

Publication

EP 4382666 A1 20240612 (EN)

Application

EP 22211942 A 20221207

Priority

EP 22211942 A 20221207

Abstract (en)

The present disclosure relates to heat sealable coated paper product comprising a cellulosic fibrous substrate comprising a first and a second side, the first side comprising a single coating layer being applied in direct contact with the fibrous substrate, the coating layer comprises ethylene (meth)acrylic acid copolymer (EAA/EMAA) or ethylene-acrylic acid-methacrylic acid terpolymer (EAAMAA) or mixtures thereof, in an amount of at least 51 % by weight based on the dry weight of the coating layer and a pigment being talc and/or calcium carbonate (CaCO<sub>3</sub>). The present disclosure furthermore relates to a method of producing the heat sealable coated paper product.

IPC 8 full level

D21H 19/38 (2006.01); B65D 65/42 (2006.01); D21H 19/40 (2006.01); D21H 19/54 (2006.01); D21H 19/58 (2006.01); D21H 19/72 (2006.01); D21H 19/84 (2006.01); D21H 21/52 (2006.01); D21H 27/10 (2006.01)

CPC (source: EP)

D21H 19/385 (2013.01); D21H 19/40 (2013.01); D21H 19/54 (2013.01); D21H 19/58 (2013.01); D21H 19/72 (2013.01); D21H 19/84 (2013.01); D21H 21/52 (2013.01); D21H 27/10 (2013.01)

Citation (applicant)

WO 2018185213 A1 20181011 - BILLERUDKORSNAES AB [SE]
WO 2018185215 A1 20181011 - BILLERUDKORSNAES AB [SE]
WO 2018185216 A1 20181011 - BILLERUDKORSNAES AB [SE]

Citation (search report)

[XY] JP 2022179386 A 20221202 - OJI HOLDINGS CORP
[X] JP 2022011705 A 20220117 - OJI HOLDINGS CORP
[XI] JP 2022024664 A 20220209 - JUJO PAPER CO LTD
[X] JP 2022024665 A 20220209 - JUJO PAPER CO LTD
[Y] US 2010239763 A1 20100923 - AASMUS LARS [FI], et al
[Y] WO 2022064048 A1 20220331 - BILLERUDKORSNAES AB [SE]

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

Designated validation state (EPC)

KH MA MD TN

DOCDB simple family (publication)

EP 4382666 A1 20240612; WO 2024121097 A1 20240613

DOCDB simple family (application)

EP 22211942 A 20221207; EP 2023084216 W 20231205