EP 4206374 A1 20230705 - CHEMICALLY BONDED NONWOVEN SUBSTRATES
Title (en)
CHEMICALLY BONDED NONWOVEN SUBSTRATES
Title (de)
CHEMISCH GEBUNDENE VLIESSTOFFSUBSTRATE
Title (fr)
SUBSTRATS NON TISSÉS LIÉS CHIMIQUEMENT
Publication
Application
Priority
EP 21306964 A 20211231
Abstract (en)
The present invention relates to chemically bonded nonwoven substrates and to polyester binders for chemically bonding nonwoven fibers of a nonwoven substrate.
IPC 8 full level
D04H 1/587 (2012.01); D04H 1/64 (2012.01)
CPC (source: EP)
D04H 1/587 (2013.01); D04H 1/64 (2013.01)
Citation (applicant)
- US 4455342 A 19840619 - FINK HERBERT [DE], et al
- WO 2012042153 A1 20120405 - ARKEMA FRANCE [FR], et al
- US 4744925 A 19880517 - LAMPO CIRO S [US], et al
Citation (search report)
- [XI] US 4535013 A 19850813 - KUHN BERYL M [US]
- [XI] GB 564570 A 19441004 - HERCULES POWDER CO LTD
- [XI] US 2008038977 A1 20080214 - LEBDUSKA JAN [CZ], et al
- [XI] WO 2005087837 A1 20050922 - KNAUF INSULATION GMBH [US], et al
- [XI] WO 03106561 A1 20031224 - GEORGIA PACIFIC RESINS [US]
- [AD] US 4455342 A 19840619 - FINK HERBERT [DE], et al
- [A] EP 2202251 A1 20100630 - CELANESE EMULSIONS GMBH [DE]
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 4206374 A1 20230705; CN 118525116 A 20240820; EP 4457392 A1 20241106; MX 2024007844 A 20240704; WO 2023126374 A1 20230706
DOCDB simple family (application)
EP 21306964 A 20211231; CN 202280086523 A 20221223; EP 2022087823 W 20221223; EP 22844169 A 20221223; MX 2024007844 A 20221223