[12] Patent
[11] Patent No.:GC0009239  
[45] Date of Publishing the Grant of the Patent: 31/Dec /2018                56/2018  
Number of the Decision to Grant the Patent:2018/140694
Date of the Decision to Grant the Patent:02/Dec/2018

[21] Application No.:GC 2011-18287

[22] Filing Date:27/4/2011

[30] Priority:

[33] State [32] Priority date [31] Priority No.
EP
29/4/2010
10161395.8

[72] Inventors:1- Dr. Mika MELLER،2- Dr. Jie LI،3- Justyna Dolega،4- Dr. Horst GRÄTER

[73] Owner: Armacell Enterprise GmbH & Co. KG, Zeppelinstrasse 1 Schonefeld 12529 OT , Waltersdorf, Germany

[74] Agent: Suleiman I. Al-Ammar Law Office

  

 

  

[51]IPC:
Int. Cl.: C08J 9/00, 9/14 (2006.01)

[56] Cited Documents:

-US 5 391 582 A (MUSCHIATTI LAWRENCE C [US] ET AL) 21 February 1995
-US 2002/177663 A1 (CAHILL PAUL J [US]) 28 November 2002
 
Examiner: Saja Mohammed AlHassan

[54] CELLULAR POLYESTER MADE OF POST-CONSUMER FLAKES AND THE USE OF PRODUCTS MADE THEREOF
[57] Abstract: Manufacturing of polyester based expanded materials made mostly of pre-cleaned and compounded post-consumer polyester by increasing the intrinsic viscosity (IV) during an extrusion process is described. By careful selection of processing conditions and parameters, it is possible to obtain low density polyester foam material with good cellular structure and under stable processing conditions.
No. of claims: 13


 

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