EP 3289140 A1 20180307 - DISINTEGRATABLE BROWN SACK PAPER
Title (en)
DISINTEGRATABLE BROWN SACK PAPER
Title (de)
ABBAUBARES BRAUNES TÜTENPAPIER
Title (fr)
PAPIER POUR SAC BRUN DÉSINTÉGRABLE
Publication
Application
Priority
- EP 15165614 A 20150429
- EP 2015080949 W 20151222
Abstract (en)
[origin: EP3088606A1] The is provided a method of manufacturing a sack paper having a Gurley porosity (ISO 5636-5) of less than 25 s, comprising the steps of: a) mixing an unbleached pulp with a bleached pulp to obtain a pulp mixture in such proportions that the dry weight ratio of unbleached pulp to bleached pulp in the pulp mixture is between 7:1 and 1:1; and b) forming the sack paper from said pulp mixture.
IPC 8 full level
D21H 27/10 (2006.01); D21H 11/08 (2006.01); D21H 11/10 (2006.01); D21H 17/28 (2006.01); D21H 21/16 (2006.01); D21H 21/32 (2006.01); D21H 25/00 (2006.01)
CPC (source: EP RU US)
D21H 11/08 (2013.01 - EP RU US); D21H 11/10 (2013.01 - EP RU US); D21H 17/28 (2013.01 - EP RU US); D21H 21/14 (2013.01 - RU US); D21H 21/16 (2013.01 - EP RU US); D21H 21/32 (2013.01 - EP RU US); D21H 25/005 (2013.01 - EP RU US); D21H 27/10 (2013.01 - EP RU US); D21H 11/04 (2013.01 - US)
Citation (search report)
See references of WO 2016173684A1
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
DOCDB simple family (publication)
EP 3088606 A1 20161102; CA 2982799 A1 20161103; EP 3289140 A1 20180307; RU 2017134882 A 20190529; RU 2017134882 A3 20190529; RU 2691364 C2 20190611; US 2018230653 A1 20180816; WO 2016173684 A1 20161103
DOCDB simple family (application)
EP 15165614 A 20150429; CA 2982799 A 20151222; EP 15813459 A 20151222; EP 2015080949 W 20151222; RU 2017134882 A 20151222; US 201515570717 A 20151222