Global Patent Index - EP 1003813 A1

EP 1003813 A1 2000-05-31 - POLYETHYLENES WITH ENHANCED HEAT SEAL PROPERTIES

Title (en)

POLYETHYLENES WITH ENHANCED HEAT SEAL PROPERTIES

Title (de)

POLYETHYLENE MIT VERBESSERTEN HEISSSIEGELWERKSTOFFEIGENSCHAFTEN

Title (fr)

POLYETHYLENES AUX PROPRIETES DE THERMOSOUDAGE AMELIOREES

Publication

EP 1003813 A1 (EN)

Application

EP 98938296 A

Priority

  • US 9816122 W
  • US 5577097 P
  • US 8890498 A

Abstract (en)

[origin: WO9909097A1] An improved extrusion coating is described comprising at least two polyethylene homopolymers, one component being a low melt index medium density polyethylene homopolymer, and another component being a high melt index low density polyethylene homopolymer. Superior heat seal strengths are achieved with this blend.

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

C08L 23/06

IPC 8 full level (invention and additional information)

B32B 27/32 (2006.01); C08L 23/06 (2006.01)

CPC (invention and additional information)

C08L 23/06 (2013.01); C08L 2205/02 (2013.01); C08L 2205/025 (2013.01)

Combination set (CPC)

C08L 23/06 + C08L 2666/06

Citation (search report)

See references of WO 9909097A1

Designated contracting state (EPC)

DE FR GB IT SE

EPO simple patent family

WO 9909097 A1 19990225; CA 2297827 A1 19990225; EP 1003813 A1 20000531; JP 2001515115 A 20010918

INPADOC legal status


2002-11-06 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20020301

2001-12-05 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20011019

2000-05-31 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20000207

2000-05-31 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): DE FR GB IT SE