Global Patent Index - EP 0981400 A1

EP 0981400 A1 2000-03-01 - HEAT-SEALABLE FILTER MATERIAL WITH BIODEGRADABLE POLYMERS

Title (en)

HEAT-SEALABLE FILTER MATERIAL WITH BIODEGRADABLE POLYMERS

Title (de)

HEISSSIEGELFÄHIGES FILTERMATERIAL MIT BIOLOGISCH ABBAUBAREN POLYMEREN

Title (fr)

MATERIAU FILTRANT THERMOSCELLABLE COMPORTANT DES POLYMERES BIODEGRADABLES

Publication

EP 0981400 A1 (DE)

Application

EP 98924249 A

Priority

  • DE 19719807 A
  • EP 9802553 W

Abstract (en)

[origin: DE19719807A1] The invention relates to a filter material comprising at least two layers, where at least one layer contains natural fibres and at least one layer contains biodegradable thermoplastic fibres. Said thermoplastic fibres are chosen from among the group of aliphatic or partly aromatic polyester amides, aliphatic or partly aromatic polyesters, aliphatic or partly aromatic polyester urethanes, and aliphatic or aliphatic-aromatic polyester carbonates.

IPC 1-7 (main, further and additional classification)

B01D 39/16; A47J 31/08; B65D 81/34; D21H 27/08

IPC 8 full level (invention and additional information)

B65D 77/00 (2006.01); A47J 31/06 (2006.01); B01D 39/16 (2006.01); B65D 65/46 (2006.01); B65D 81/00 (2006.01); B65D 85/808 (2006.01); C08L 77/12 (2006.01); D04H 13/00 (2006.01); D21H 13/24 (2006.01); D21H 27/00 (2006.01); D21H 27/08 (2006.01); D21H 11/12 (2006.01); D21H 13/20 (2006.01); D21H 13/26 (2006.01); D21H 27/38 (2006.01)

CPC (invention and additional information)

B65D 85/808 (2013.01); B01D 39/1615 (2013.01); B01D 39/1623 (2013.01); B65D 65/466 (2013.01); C08L 77/12 (2013.01); D04H 1/4266 (2013.01); D04H 1/435 (2013.01); D04H 1/4374 (2013.01); D04H 13/00 (2013.01); D21H 27/08 (2013.01); C08G 2230/00 (2013.01); D21H 11/12 (2013.01); D21H 13/20 (2013.01); D21H 13/24 (2013.01); D21H 13/26 (2013.01); D21H 27/38 (2013.01); Y02W 90/13 (2015.05)

Citation (search report)

See references of WO 9851396A1

Designated contracting state (EPC)

AT BE CH DE DK ES FI FR GB IE IT LI NL

EPO simple patent family

DE 19719807 A1 19981119; AU 743370 B2 20020124; AU 7651198 A 19981208; CA 2289739 A1 19981119; CN 1255072 A 20000531; EP 0981400 A1 20000301; JP 2001524873 A 20011204; KR 20010012495 A 20010215; NO 995401 A 19991104; NO 995401 D0 19991104; TW 505722 B 20021011; WO 9851396 A1 19981119

INPADOC legal status


2005-01-19 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20041014

2002-01-02 [RAP1] TRANSFER OF RIGHTS OF AN EP PUBLISHED APPLICATION

- Owner name: PAPIERFABRIK SCHOELLER & HOESCH GMBH & CO. KG

2001-09-19 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20010803

2000-03-01 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 19991213

2000-03-01 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT BE CH DE DK ES FI FR GB IE IT LI NL