公开(公告)号：US11708456B2

公开(公告)日：2023-07-25

申请号：US17422474

申请日：2020-02-06

Applicant: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.

Inventor： Pier Antonio Guarda ,  Giovanni Simeone ,  Rosaldo Picozzi ,  Marco Galimberti

IPC: C08G65/00 ,  C08G65/331 ,  C08G65/337

CPC classification number: C08G65/007 ,  C08G65/331 ,  C08G65/337

Abstract: The present invention relates to novel (per)fluoropolyether polymers characterized by high molecular weight and high functionality, to a process for their manufacture and to their use as intermediate compounds in the preparation of further polymers.

公开(公告)号：US10442893B2

公开(公告)日：2019-10-15

申请号：US15743139

申请日：2016-07-07

Applicant: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.

Inventor： Roberto Valsecchi ,  Rosaldo Picozzi ,  Giovanni Simeone

IPC: C08G65/00 ,  G11B5/00 ,  C10M107/00 ,  C08G65/333 ,  C08G65/335 ,  G11B5/725 ,  C10M107/38

Abstract: The present invention relates to novel (per)fluoropolyether polymers and their use as lubricants, in particular for Magnetic Recording Media (MRM).

公开(公告)号：US10351669B2

公开(公告)日：2019-07-16

申请号：US15528016

申请日：2015-11-16

Applicant: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.

Inventor： Pier Antonio Guarda ,  Rosaldo Picozzi ,  Giovanni Simeone

IPC: C08G65/00 ,  C08G65/333 ,  C08G65/331 ,  C08G65/337 ,  C08L71/00 ,  C08G18/18 ,  C08G59/50

Abstract: The present invention relates to (per)fluoropolyether (PFPE) amino derivatives, a method for their manufacturing and their uses.