公开(公告)号：US20230183491A1

公开(公告)日：2023-06-15

申请号：US18065905

申请日：2022-12-14

Applicant: OMYA INTERNATIONAL AG

Inventor： Pierre BLANCHARD ,  Jean-Pierre ELGOYHEN ,  Beat KARTH ,  Holger MULLER ,  Jurgen SPEHN ,  Martin BRUNNER ,  Pascal GONNON ,  Michael TINKL

IPC: C09D1/00 ,  C09C1/02 ,  C09C3/04 ,  D21H17/00 ,  D21H17/63 ,  D21H17/67 ,  D21H17/68 ,  D21H19/38 ,  D21H19/40 ,  D21H21/52 ,  B02C23/36 ,  C04B14/28 ,  C08K3/26 ,  C08K9/04 ,  D21H17/66

CPC classification number: C09D1/00 ,  C09C1/021 ,  C09C3/04 ,  D21H17/00 ,  D21H17/63 ,  D21H17/67 ,  D21H17/675 ,  D21H17/68 ,  D21H19/38 ,  D21H19/385 ,  D21H19/40 ,  D21H21/52 ,  B02C23/36 ,  C04B14/28 ,  C08K3/26 ,  C08K9/04 ,  D21H17/66 ,  Y10T428/2982 ,  Y10T428/2991 ,  C01P2004/03 ,  C01P2004/62 ,  C01P2006/12 ,  C01P2006/22 ,  C01P2006/60 ,  C08K2003/265

Abstract: The present invention refers to a mineral matter powder preparation by wet process without acrylic additive or other grinding aid additives and to Me use of said mineral matter after an optional hydrophobic treatment. Said mineral material Having superior dispersing properties.

公开(公告)号：US20220243023A1

公开(公告)日：2022-08-04

申请号：US17596202

申请日：2020-06-12

Applicant: OMYA INTERNATIONAL AG

Inventor： Jurgen SPEHN ,  Fabio IPPOLITO ,  Franck BARADEL ,  Marcus UNGER

IPC: C08J9/10 ,  C08J9/08 ,  C08K9/00 ,  C08K3/26 ,  C08J9/00

Abstract: The present invention relates to a PVC resin composition for preparing foamed polymer products, to a foamed polymer product prepared from the composition, to a method for preparing a foamed polymer product, to an article comprising the foamed polymer product as well as to the use of a surface-reacted calcium carbonate, hydromagnesite and mixtures thereof for reducing the density of the obtained foamed PVC product.