Title:
FLUOROPOLYMER POWDER HAVING AN EXTENDED SINTERING WINDOW USING HEAT TREATMENT, AND USE THEREOF IN LASER SINTERING
Document Type and Number:
WIPO Patent Application WO/2019/138199
Kind Code:
A1
Abstract:
The invention relates to a composition based on a thermoplastic fluoropolymer powder, in particular on polyvinylidene fluoride (PVDF) with improved flowability, particularly suitable for manufacturing parts by 3D laser sintering. The invention also relates to a method for agglomerating powder layer by layer, by melting or sintering using said composition. The invention finally relates to a three-dimensional article obtained by implementing said method.
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Inventors:
BIZET STÉPHANE (FR)
BROSSIER THOMAS (FR)
BROSSIER THOMAS (FR)
Application Number:
PCT/FR2019/050069
Publication Date:
July 18, 2019
Filing Date:
January 14, 2019
Export Citation:
Assignee:
ARKEMA FRANCE (FR)
International Classes:
C08K3/36; B29C64/153; C08J3/12
Domestic Patent References:
WO2017040897A1 | 2017-03-09 | |||
WO2007133912A2 | 2007-11-22 | |||
WO2007080338A2 | 2007-07-19 | |||
WO1996006881A2 | 1996-03-07 |
Foreign References:
US20170321034A1 | 2017-11-09 | |||
DE102011078766A1 | 2013-01-10 | |||
US6136948A | 2000-10-24 | |||
US20040138363A1 | 2004-07-15 |
Attorney, Agent or Firm:
ALBANI, Dalila (FR)
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