INTRAMOLECULAR COMPLEX HINDERED PHENOL COMPOUND, PREPARATION METHOD THEREFOR AND USE THEREOF

Title:

INTRAMOLECULAR COMPLEX HINDERED PHENOL COMPOUND, PREPARATION METHOD THEREFOR AND USE THEREOF

Document Type and Number:

WIPO Patent Application WO/2022/213904

Kind Code:

A1

Abstract:

Provided in the present invention are an intramolecular complex hindered phenol compound, a preparation method therefor and the use thereof. The intramolecular complex hindered phenol compound has a structure as represented by formula I, wherein m is 1 to 3, n is 1 to 3, and m + n is 4. The intramolecular complex hindered phenol compound provided in the present invention has good self-yellowing resistance, has the advantages of a high anti-oxidation efficiency, good compatibility with a matrix, a low melting point, a wide application range, etc., shows NOx coloring resistance particularly when applied to the field of plastic processing, and has good application performance.

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Inventors:

SUN CHUNGUANG (CN)
LIN XUFENG (CN)
FAN XIAOPENG (CN)
LI HAIPING (CN)

Application Number:

PCT/CN2022/084886

Publication Date:

October 13, 2022

Filing Date:

April 01, 2022

Export Citation:

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Assignee:

RIANLON CORP (CN)

International Classes:

C07C69/732; C07C67/03; C09K15/00

Foreign References:

US5892097A	1999-04-06
JPS5925349A	1984-02-09
CN101508644A	2009-08-19
CN202110377984A	2021-04-08

Attorney, Agent or Firm:

KANGXIN PARTNERS, P.C. (CN)

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