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:
Aug. 30, 2022
Filed:
Sep. 14, 2018
Solvay Specialty Polymers Usa, Llc, Alpharetta, GA (US);
SOLVAY SPECIALTY POLYMERS USA, LLC, Alpharetta, GA (US);
Abstract
The present disclosure relates to an additive manufacturing (AM) method for making a three-dimensional (3D) object, comprising a) the provision of providing a powdered polymer material (M) comprising at least one poly(ether ether ketone) (PEEK) polymer, and at least one poly(aryl ether sulfone) (PAES) polymer, b) the deposition of successive layers of the powdered polymer material; and c) the selective sintering of each layer prior to the deposition of the subsequent layer, wherein the powdered polymer material (M) is heated before step c) to a temperature Tp (° C.): Tp<Tg+40, wherein Tg (° C.) is the glass transition temperature of the PAES polymer, as measured by differential scanning calorimetry (DSC) according to ASTM D3418.