公开(公告)号：US20210246272A1

公开(公告)日：2021-08-12

申请号：US17049158

申请日：2019-04-19

Applicant: Arkema France

Inventor： Guillaume LE ,  Helene EGRET ,  Helena CHEMINET ,  Geoffroy Cammage ,  Amelie NOEL

IPC: C08J3/12 ,  A61K8/02 ,  B29B9/10 ,  A61K8/92 ,  B29B9/12

Abstract: The present invention relates to a loose wax powder obtained from renewable materials, in which the particles have a particle size such that: the D90v is less than 20 microns the SPAN calculated by the formula (D90-D10)/D50 is less than 1.8 the volume percentage of particles with a diameter of at least 30 microns is less than 5%. The present invention also relates to a process for preparing such a powder.