Global Patent Index - EP 4321682 A1

EP 4321682 A1 20240214 - PARCHMENT PAPER WITH HIGH OXYGEN BARRIER PROPERTIES

Title (en)

PARCHMENT PAPER WITH HIGH OXYGEN BARRIER PROPERTIES

Title (de)

PERGAMENTPAPIER MIT HOHEN SAUERSTOFFBARRIEREEIGENSCHAFTEN

Title (fr)

PAPIER SULFURISÉ AYANT DE BONNES PROPRIÉTÉS DE BARRIÈRE À OXYGÈNE

Publication

EP 4321682 A1 20240214 (EN)

Application

EP 22306201 A 20220809

Priority

EP 22306201 A 20220809

Abstract (en)

This invention relates to a barrier paper comprising a parchment paper base material and a non-continuous coating formed on a surface thereof, wherein the non-continuous coating is made of at least one of a water-soluble polymer and a water-dispersible polymer.

IPC 8 full level

D21H 19/20 (2006.01); A21B 3/15 (2006.01); A47J 36/02 (2006.01); D21H 27/06 (2006.01)

CPC (source: EP)

D21H 19/20 (2013.01); D21H 27/06 (2013.01)

Citation (applicant)

Citation (search report)

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 MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

Designated validation state (EPC)

KH MA MD TN

DOCDB simple family (publication)

EP 4321682 A1 20240214; WO 2024033267 A1 20240215

DOCDB simple family (application)

EP 22306201 A 20220809; EP 2023071695 W 20230804