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.
Patent No.:
Date of Patent:
Mar. 23, 2021
Filed:
Oct. 16, 2017
Applicant:
Kuraray Co., Ltd., Kurashiki, JP;
Inventors:
Yousuke Kumaki, Troisdorf, DE;
Moritz Baier, Hofheim, DE;
Assignee:
KURARAY CO., LTD., Kurashiki, JP;
Primary Examiner:
Int. Cl.
CPC ...
B29C 64/40 (2017.01); B29C 64/118 (2017.01); B33Y 70/00 (2020.01); B33Y 80/00 (2015.01); B29K 29/00 (2006.01);
U.S. Cl.
CPC ...
B29C 64/40 (2017.08); B29C 64/118 (2017.08); B29K 2029/04 (2013.01); B33Y 70/00 (2014.12); B33Y 80/00 (2014.12);
Abstract
The invention is directed to a process of manufacturing a three-dimensional object by depositing and solidifying molten polyvinyl alcohol (PVOH) to form a support structure depositing and solidifying a molten thermoplastic polymer on the support structure to form a three-dimensional preform dissolving the support structure to from the three-dimensional object characterized in that the polyvinyl alcohol (PVOH) has an alkaline acetate content of less than 0.5 wght %.