© 2021 Avient Corporation. Biotechnol. 2021, 9, 1. [27] R. Sci. 2021, 1. https://doi.org/10.1002/pen.25815 8 ZANDER ET AL.

ColorMatrix LCX dispersions are designed to minimize and eliminate screw slip, streaking and specking, all while generating cost-to-color savings through processing efficiencies that include: • Handling efficiency – bulk distribution, individual feed stations • Inventory reduction – less inventory and required floor space • Process efficiency – improved color change times KEY CHARACTERISTICS • Highly concentrated pigment dispersions specifically for EBM processing • Provides dimensional stability by utilizing more resin instead of fillers • Reduces costs through handling and processing efficiencies • Customization available for design and product handling • Can be formulated in combination with a wide selection of additive technologies to meet performance needs MARKETS AND APPLICATIONS ColorMatrix LCX Liquid Dispersions for EBM processing are well suited for the following: • Monolayer applications • LDR less than 3% • Large volume whites and blacks • Tints 1.844.4AVIENT www.avient.com Copyright © 2021, Avient Corporation.

Datos Registrales Objeto Social: Estructura del órgano: Unipersonalidad: Último depósito contable: SITUACIONES ESPECIALES: ASIENTOS DE PRESENTACIÓN VIGENTES: Información Mercantil interactiva de los Registros Mercantiles de España REGISTRO MERCANTIL DE HUESCA Expedida el día:  01/12/2021  a las  20:54  horas.

A shareholder who wishes to nominate a person for election as a Director must provide written notice to our Secretary in accordance with the procedures specified in Regulation 12 of our Code of Regulations (“Regulations”). A shareholder that wishes to suggest a Director candidate for consideration by the Nominating and Governance Committee should follow the same procedures described for shareholder nominations for Director in the “Proposal 1 – Election of Board of Directors” section of this proxy statement. Shareholder Proposals Any shareholder who wishes to submit a proposal to be considered for inclusion in next year’s Proxy Statement should send the proposal to us, addressed to the Secretary, so that it is received on or before November 29, 2018.