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:
Sep. 03, 2024

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;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 64/00 (2017.01); B29C 64/40 (2017.01); B33Y 70/00 (2020.01); C09D 11/106 (2014.01); B29K 29/00 (2006.01);
U.S. Cl.
CPC ...
B29C 64/40 (2017.08); B33Y 70/00 (2014.12); C09D 11/106 (2013.01); B29K 2029/04 (2013.01); B29K 2995/0062 (2013.01);
Abstract

The invention is directed to a process of manufacturing a three-dimensional object by—providing a support structure comprising polyvinyl alcohol (PVOH) to—depositing and solidifying a molten thermoplastic polymer on the support structure to form a three-dimensional preform characterized in that the support structure consists of a mixture of polyvinyl alcohol (PVOH) and at most 20% by weight of at least one plasticizer according to formula (I), (II) or (III): —R1-C(CH—OH)(1); —[R1-C(CH—OH)CH]O (11); —(R1)C(CH—OH)CH—O—CHC(CH—OH)C(R1)CH—O—CHC(CH—OH)2R1 (III). With R1=H, CH3, CH, CH, CHOH. The support structure can be dissolved to from the three-dimensional object.


Find Patent Forward Citations

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Kumaki, Yousuke. (2024). Use of polyhydroxy compound as plasticizer for polyvinyl alcohol in 3d printing process (U.S. Patent No. 12076933). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12076933

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