公开(公告)号：US20220064129A1

公开(公告)日：2022-03-03

申请号：US17421326

申请日：2020-01-02

Applicant: BASF SE

Inventor： Rahul GARG ,  Mushtaq PATEL ,  Prachin KOLAMBKAR ,  Mileen KADAM ,  Deepak MAKADE ,  Ramraj BHATTA

IPC: C07D251/24

Abstract: The presently claimed invention relates to a novel, highly efficient and general process for the preparation of UV absorbers.

公开(公告)号：US20230088507A1

公开(公告)日：2023-03-23

申请号：US17788683

申请日：2020-12-25

Applicant: BASF SE

Inventor： Shilpa KORDE ,  Mushtaq PATEL ,  Amarish SAMEL ,  Mudabbir ANSARI ,  Sachin RANE

IPC: C07D251/24 ,  C08K5/3492

Abstract: The presently claimed invention relates to novel, highly efficient triazine UV absorbers and a general process for the preparation UV absorber compounds from natural precursors.

公开(公告)号：US20220119357A1

公开(公告)日：2022-04-21

申请号：US17421301

申请日：2020-01-02

Applicant: BASF SE

Inventor： Rahul GARG ,  Prachin KOLAMBKAR ,  Mushtaq PATEL

IPC: C07D251/24

Abstract: The presently claimed invention relates to a novel, highly efficient and general process for the preparation of the triazine intermediates and their use in the preparation of UV absorbers.