A sample of A-list companies from your Activity Group: AmorePacific Corporation Beiersdorf AG Borregaard ASA CDP SCORE REPORT - CLIMATE CHANGE 2023 Avient received an A- which is in the Leadership band. Leadership (A/A-): Implementing current best practices Management (B/B-): Taking coordinated action on climate issues Awareness (C/C-): Knowledge of impacts on, and of, climate issues Disclosure (D/D-): Transparent about climate issues UNDERSTANDING YOUR SCORE REPORT ACTIVITY GROUP PERFORMANCE Chemicals A- Your CDP score Average performance B C C Chemicals North America Global Average *Please note that the peer group average scores are compiled with only investor- requested company scores Avient Region North America Country/Area United States of America Questionnaire Chemicals Activity Group Chemicals The CDP Score Report allows companies to understand their score and indicate which categories require attention to reach higher scoring levels.

CC_Score_Report_2021 ACTIVITY GROUP PERFORMANCE Trading, wholesale, distribution, rental & leasing Your company is amongst 49% of companies that reached Management level in your Activity Group A sample of A-list companies from your Activity Group: Grupo Logista Hyundai Glovis Co Ltd Avient received a B which is in the Management band. Leadership (A/A-): Implementing current best practices Management (B/B-): Taking coordinated action on climate issues Awareness (C/C-): Knowledge of impacts on, and of, climate issues Disclosure (D/D-): Transparent about climate issues UNDERSTANDING YOUR SCORE REPORT Avient Region North America Country United States of America Questionnaire Chemicals Activity Group Trading, wholesale, distribution, rental & leasing The CDP Score Report allows companies to understand their score and indicate which categories require attention to reach higher scoring levels. CDP SCORE REPORT - CLIMATE CHANGE 2021 Your CDP score Average performance B C C B- Trading, wholesale, distribution, rental & leasing North America Global Average CDP SCORE REPORT - CLIMATE CHANGE 2021 CATEGORY SCORES If a company scored C or below, they will not have been scored for management or leadership points (the dark purple line represents this).

Criamos uma empresa com uma ótima dinâmica: uma empresa com alcance global e uma visão clara. Leia nossa Política Global de Despesas de Negócios disponível no The Loop, em Pessoas e departamentos, Ética e políticas corporativas. Consulte a Política Global Antissuborno e Anticorrupção da Avient e a Política de Presentes e Entretenimento disponível em The Loop – Pessoas e departamentos – Ética e políticas corporativas.

In this study, Avient’s Trilliant™ HC8900 and Edgetek™ ET8900 thermoplastics were tested alongside competitive materials used for various medical and consumer device enclosures. MATERIAL BRIEF DESCRIPTION FR PC/ABS Flame retardant, chemical resistance, high ESCR FR PC/PET Flame retardant, impact modified, chemical resistant FR PC/PBT Skin-contact biocompatible, flame retardant, high chemical resistance FR Copolyester Flame retardant, chemical resistant, may incorporate agency-rated materials to meet USP Class VI or ISO 10993 requirements Trilliant™ HC8910 Unfilled PK blend, BPA-free, high chemical resistance, may incorporate agency-rated materials to meet USP Class VI or ISO 10993 requirements Trilliant™ HC8920 FR Non-halogenated flame retardant PK blend, BPA-free, high chemical resistance, may incorporate agency rated materials to meet USP Class VI or ISO 10993 requirements Edgetek™ ET8900 CR Unfilled PK blend, high chemical resistance Edgetek™ ET8900 HI CR High impact PK blend, high chemical resistance Edgetek™ ET8920 FR CR Non-halogenated flame retardant PK blend, high chemical resistance Table 2. - - 8© 2021 Avient Corporation, 33587 Walker Road, Avon Lake, Ohio USA 44012 Table 3B.

規制対応 • • • 評価試験： - ISO 10993-1 - USP および (Class VI) - 欧州薬局方 モノグラフ 3.1.3/ 3.1.5 (ポリオ レフィン系包装材) - USP (ポリエチレン) - ICH Q3Dに準拠した元素不純物分析 DMF（Type III）および Device Master File 登 録済み 米国FDAおよびEUの食品接触規格 ヘルスケア用途に制限ありー下記参照詳しくはAvientにお問い合わせください。 a) 米国食品医薬品局（FDA）または国際標準化機構（ISO）により「インプラント」機器として分類される医療機器、または米国薬局方（USP）または ISO 規格で定義される「パーマネント」 機器、または (b)EU指令90/385/EECの改正で定義された能動埋込型医療機器、または (c)EU指令93/42/EECの改正で定義された「長期」使用のための医療機器。 この記述の一般性を制限することなく、Avient 製品は以下を目的とした医療機器用途に使用してはなりません。

In addition, he serves as the primary point of contact for Avient’s shareholders. He joined Avient in 2011 as Assistant Controller and later served as Director, Finance for the company’s Global Color, Additives & Inks business segment. Avient Corporation • 33587 Walker Road • Avon Lake, Ohio 44012 • 440.930.1000 • www.avient.com

NYSE: POL), a leading global provider of specialized polymer materials, services and solutions, today provided an update to its fourth quarter 2019 performance outlook.  The company adds value to global customers and improves sustainability through formulating materials, such as: news library online, please visit www.avient.com/news.

Certification instructions. No. 10231X Form W-9 (Rev. 10-2018) AVIENT CORPORATION AVIENT COLORANTS USA LLC ✔ 5 E 33587 WALKER ROAD AVON LAKE, OH 44012 3 4 1 7 3 0 4 8 8 1/15/2021 Form W-9 (Rev. 10-2018) Page 2 By signing the filled-out form, you: 1. You must sign the certification.

主な特徴 • • • • • • ISO 13485の管理基準化で製造。 規制対応 • • • 評価試験*: - ISO 10993-1 - USP および (Class VI) - 欧州薬局方 モノグラフ 3.1.3/ 3.1.5 (ポリオ レフィン系包装材料) - USP (ポリエチレン) - ICH Q3Dに準拠した元素不純物分析 DMF（Type III）および Device Master File 登 録済み 米国FDAおよびEUの食品接触規格 軽量化 ヘルスケア用途に制限ありー下記参照詳しくはAvientにお問い合わせください。 a) 米国食品医薬品局（FDA）または国際標準化機構（ISO）により「インプラント」機器として分類される医療機器、または米国薬局方（USP）または ISO 規格で定義される「パーマネント」 機器、または (b)EU指令90/385/EECの改正で定義された能動埋込型医療機器、または (c)EU指令93/42/EECの改正で定義された「長期」使用のための医療機器。

Avient Avient news library online, please visit www.avient.com/news-events.