Global Patent Index - EP 0689498 A1

EP 0689498 A1 19960103 - METHOD FOR SHAPING A POLYMER MIXTURE INTO A BLOCK WITH A STABLE SHAPE AND SIZE

Title (en)

METHOD FOR SHAPING A POLYMER MIXTURE INTO A BLOCK WITH A STABLE SHAPE AND SIZE

Title (de)

VERFAHREN ZUM FORMEN EINES FORM- UND DIMENSIONSSTABILEN BLOCKS AUS EINER POLYMERMISCHUNG

Title (fr)

PROCEDE POUR FA ONNER UN BLOC DE FORME ET DIMENSIONS STABLES A PARTIR D'UN MELANGE DE POLYMERES

Publication

EP 0689498 A1 19960103 (FR)

Application

EP 94908215 A 19940315

Priority

  • BE 9300249 A 19930316
  • BE 9400022 W 19940315

Abstract (en)

[origin: WO9421435A1] A basic block with a stable shape and size is shaped from fragments of a polymer mixture compressed in a hydraulic press (1) by piercing the block with spikes (8) heated to a temperature higher than the softening point of at least one of the polymers in said mixture.

IPC 1-7

B29B 17/00; B30B 9/30; B29C 43/02

IPC 8 full level

B29B 17/00 (2006.01); B29C 33/00 (2006.01); B29C 43/02 (2006.01); B29C 43/52 (2006.01); B30B 9/30 (2006.01)

CPC (source: EP US)

B29B 17/00 (2013.01 - EP US); B29C 33/0033 (2013.01 - EP US); B29C 43/02 (2013.01 - EP US); B29C 43/52 (2013.01 - EP US); B30B 9/3003 (2013.01 - EP US); B30B 9/3035 (2013.01 - EP); B30B 15/34 (2013.01 - EP); B29K 2105/26 (2013.01 - EP US); B29L 2031/7722 (2013.01 - EP US); Y02W 30/62 (2015.05 - EP US)

Citation (search report)

See references of WO 9421435A1

Designated contracting state (EPC)

AT BE CH DE DK ES FR GB IT LI LU NL PT SE

DOCDB simple family (publication)

WO 9421435 A1 19940929; BE 1008199 A5 19960213; EP 0689498 A1 19960103; JP H08507979 A 19960827; US 5587120 A 19961224

DOCDB simple family (application)

BE 9400022 W 19940315; BE 9300249 A 19930316; EP 94908215 A 19940315; JP 52043594 A 19940315; US 52557995 A 19951106