The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 15, 2013

Filed:

Aug. 08, 2012
Applicants:

Stefan Deiss, Harxheim, DE;

Frank Gloeckner, Aschaffenburg, DE;

Horst Mueller, Hausen, DE;

Inventors:

Stefan Deiss, Harxheim, DE;

Frank Gloeckner, Aschaffenburg, DE;

Horst Mueller, Hausen, DE;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08G 63/88 (2006.01);
U.S. Cl.
CPC ...
Abstract

A process for production of polyethylene terephthalate pellets includes the steps of: production of a melt of polyethylene terephthalate material; production of polyethylene terephthalate pellets from the melt by means of underwater pelletization into a process fluid; removal of the polyethylene terephthalate pellets from the site of underwater pelletization in the process fluid; crystallization of the polyethylene terephthalate pellets in the process fluid, wherein a surface of the polyethylene terephthalate pellets is crystallized and an interior of the polyethylene terephthalate pellets remains amorphous.


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