In order to benchmark the relative ESCR performance of the materials tested, an adaptation to the ASTM D543 method was used. Adapted ASTM D543 testing with Virex® TB. Due to the higher cost position of copolyester, it was substituted for PC/PBT in the consumer disinfectant testing.

CAPABILITIES • Prototype part sampling • Tooling validation • Process optimization • Material configuration • Application development support • Laminate analysis • Mechanical system analysis • Resin flow with laminate inserts • Finite Element Analysis EQUIPMENT SPECIFICATIONS Injection Molding • Milacron-Fanuc Roboshot α-S15OiA with 4-axis robot • Maximum shot capability at 171 grams with a clamping for 198 tons • Trial molds include a 4"x6" flat plaque and a 3"x10" hat stiffening member Compression Molding • 450 ton down acting press • 39" x 39" platen size • Features automatic shuttle table with IR preheat oven Material Testing • Instron Model 5982 Universal Testing System with 100 kN load capacity • AVE2 non-contacting video extensometer with digital image correlation capability • Environmental chamber that enables testing from -150° to 350° C PRODUCT BULLETIN PROCESSABILITY MEETS PERFORMANCE Polystrand™ advanced thermoplastic composites combine high strength, unidirectional, continuous fibers with engineered thermoplastic resins to create continuous fiber reinforced thermoplastic (CFRTP) materials that feature exceptional strength-to-weight ratio and high impact resistance. Avient Advanced Composites – Polystrand 8375 Highfield Parkway Englewood, CO 80112 303.515.7700 TESTING SERVICES In-house testing capabilities allow for rapid material characterization and mechanical analysis according to the following standards: • ASTM D790 3-Point Flex • ASTM D7264 4-Point Flex • ASTM D2344 Short Beam Shear • ASTM C393 Core Compression • ASTM D7078 V-Notch Shear • ASTM D7249 4-Point Flex (Long Beam) • ASTM D6641 CLC Compression For more specialized resin and material analysis, additional testing capabilities are available through Polymer Diagnostics, Inc. You have the responsibility to conduct full-scale end-product performance testing to determine suitability in your application, and you assume all risk and liability arising from your use of the information and/or use or handling of any product.

You have the responsibility to conduct full-scale end-product performance testing to determine suitability in your application, and you assume all risk and liability arising from your use of the information and/or use or handling of any product. TEST METHODS Stain Test - Condition 1: Tea, coffee, ketchup, mustard stand on the surface for 2 minutes at room temperature, then removed to observe the surface performance. UV Resistance Test - 0.68W/m2 @ 45°C expose 168 hours Anti-abrasion Test - H18 wheel load 1kg @ 500 cycles Surface/Non-blooming - Visual observation Touch Feel - Hand touch Mechanical Properties - Refer to hardness, gravity, tensile strength, elongation, MFI, and flexural modulus, which are tested using ASTM methods Processing - Demold speed & cycle time TEST RESULTS Comprehensively, the Versaflex CE 3130 non-blooming series performed better than competitive materials in balancing functional properties and processing.

TEMPERATURE DISTRIBUTION DIAGRAM • Test Method: FTTS-FA-010-2007 4.2 • Equipment: Thermovision • Heat Source: 500W Halogen Lamp • Heat Distance: 100 cm Surface temperature before exposure: 20.22°C Surface temperature after 10 min exposure: 33.85°C Temperature change: +13.6°C Added Cesa Fiber Additives for heat preservation TEST METHOD STANDARD REQUEST TEST RESULT GB/T30127 Far infrared radiation properties Far infrared emissivity ≥0.88 (5-14um) (Test temperature: 34°C) 0.9 Far infrared radiation temperature rise ≥ 1.4°C 9°C GB/T 18319-2019 Thermal retention with accumulated by infrared ray Maximum temperature rise ≥ 6°C 8.9°C Mean temperature rise ≥ 4.4°C (20 minutes) 5.6°C FTTS-FA-010 Infrared radiation properties & thermal retention temperature rise Average emissivity ≥ 0.8 (2-22um) (Test temperature: 25°C) 0.8 Specified heating ΔT ≥ 0.5°C (relative to the standard) +5.34°C (ΔT) GB/T 11048-2008 Method A Thermal transmittance Unit: clo Naked body: 0 Underwear: 0.04 T-shirt: 0.09 Thick sweater: 0.35 Winter coat: 0.7 All the data above are the reference value 0.625 Human Physiological Experiment Blood flow volume +12.9% Blood flow velocity +13.6% Blood oxygenation(%SpO2) +1.7% www.avient.com Copyright © 2023, Avient Corporation. You have the responsibility to conduct full-scale end-product performance testing to determine suitability in your application, and you assume all risk and liability arising from your use of the information and/or use or handling of any product.

PDI) is a complete solutions provider of plastics testing and polymer consulting within the medical materials and device industries. With the new method, the discs’ ability to withstand failure during cycle testing was improved by a factor of 400, far exceeding the requirement of 180,000 cycles. PDI) is a complete solutions provider of plastics testing and polymer consulting within the medical materials and device industries.

No. 0962.01) 09/05/2023 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 AVIENT CORPORATION 80 North West Street Norwalk, OH 44857 Craig Polta Phone: 419 660 4278 MECHANICAL Valid To: September 30, 2025 Certificate Number: 0962.01 In recognition of the successful completion of the A2LA evaluation process, accreditation is granted to this laboratory to perform the following tests on plastics: Test Method(s) Test Name ASTM D256; ISO 180 Notched Izod ISO 179 (1eA) Determination of Charpy Impact ASTM D523 Gloss ASTM D618 (Method A) Conditioning of Test Specimens ASTM D792 (Method A) Specific Gravity ASTM D1238 (Method B) Melt Flow Rate ASTM D3012 Thermal Oxidative Stability ASTM D3641 Injection Molding Test Specimens FMVSS 302 Flammability ASTM E1331; SAE J1545 Spectrophotometric Color Difference SAE J1885 (Rev. For the tests to which this accreditation applies, please refer to the laboratory’s Mechanical Scope of Accreditation. Accredited Laboratory A2LA has accredited AVIENT CORPORATION Norwalk, OH for technical competence in the field of Mechanical Testing This laboratory is accredited in accordance with the recognized International Standard ISO/IEC 17025:2017 General requirements for the competence of testing and calibration laboratories.

Through both fully accredited testing and in- house testing capabilities, our team uses state-of- the-art equipment and software to generate data for insight into material behavior, environmental effects, and more. In addition to common environmental simulation or functional performance testing services, Avient can also conduct individualized testing and simulations in order to optimize material formulations, product performance, or design. ONSITE TECHNICAL SUPPORT The product development process does not end with design and testing.

Through both fully accredited testing and in-house testing capabilities, our team uses state-of-the- art equipment and software to generate data for insight into material behavior, environmental effects, and more. The images below show just three in-house molding tools designed for demonstrating and testing materials for different shapes and application demands. In addition to common environmental simulation or functional performance testing services, Avient can also conduct individualized testing and simulations in order to optimize material formulations, product performance, or design

No. 0562.01) Revised 05/31/2022 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 AVIENT CORPORATION 733 East Water Street North Baltimore, OH 45872 Claire Holman Phone: (419) 257-1327 MECHANICAL Valid To: October 31, 2023 Certificate Number: 0562.01 In recognition of the successful completion of the A2LA evaluation process, accreditation is granted to this laboratory to perform the following automotive plastics tests: Test Method: Test Name: ASTM D412 Tensile ASTM D523 Specular Gloss ASTM D618 (A) Conditioning of Plastics ASTM D624 (Die C) Tear Strength ASTM D638 Tensile Properties ASTM D792 (A) Density and Specific Gravity by Displacement ASTM D1004 Initial Tear Resistance ASTM D1203 (A) Volatile Loss ASTM D1895 (A) Apparent Density, Bulk Factor, Pourability ASTM D1921 Particle Size (Sieve Analysis) ASTM D2240 Durometer Hardness (Shore A and D) ASTM E1331 Color by Spectrophotometry Using Hemispherical Geometry FMVSS 571.302 Flammability FORD BN-102-01 (A) Low Temperature Flexibility FORD BO-131-03 Interior Odor ISO 3795 Determination of Burning Behavior of Interior Materials SAE J323 (A) Cold Cracking (Mandrel Bend) SAE J1351 Hot Odor for Insulation Materials SAE J1545 Instrumental Color Difference Measurement SAE J1756 Fogging Characteristics of Interior Automotive Materials (Photometric Only) DOC-058151 Angle of Repose 1 Laboratory Developed Method For the tests to which this accreditation applies, please refer to the laboratory’s Mechanical Scope of Accreditation. Accredited Laboratory A2LA has accredited AVIENT CORPORATION North Baltimore, OH for technical competence in the field of Mechanical Testing This laboratory is accredited in accordance with the recognized International Standard ISO/IEC 17025:2017 General requirements for the competence of testing and calibration laboratories.

INDUSTRIAL EQUIPMENT OEM P A I N T S P R A Y E R • Meet or exceed UL94 V-2 flame rating • Able to interact with existing bulk chemistry without compromising functionality or brand color and aesthetics • Deliver cost targets while providing operational efficiency and a working capital strategy • Accelerate product development timeline, and provide UL94 testing verification prior to production trials • Achieved all flame rating requirements and assisted with regulatory approvals • Developed a proprietary Smartbatch solution that minimized potential effects from interaction with current bulk chemistries • Provided needed support with qualification process and testing requirements, saving time and cost • Afforded on-going support with A2LA test labs, sampling, and lot-to-lot consistency with exacting performance Smartbatch™ Formulation: Cesa™ Flame Retardant Additives and OnColor™ Colorants KEY REQUIREMENTS WHY AVIENT?