covThestro This document is non-confidential 1/35 covestro.com 13th of July 2023 Covestro Deutschland AG's non-confidential input to the Public Consultation on the dossier for restrictions on per- and polyfluoroalkyl substances (PFAS) General Remarks: Covestro is one of the top three producers of isocyanates, polycarbonates, chlorine, caustic soda and hydrochloric acid in the chemical sector, employing globally ~18,000 people.

AR226-2105 .

Dielectric Constant(DK)/er Thermosetting resin Thermoplastic resin Phenolic resin Epoxy resin PolyEtherSulfone BMI-based thermoset Polyimide BisPhenol-A Cyanate Speciality Cyanate PolyEtherimide PolyArylate PolyCarbonat Low Dk BT-resin PolyPhenylEther (PPE) PolyEthylene 0.0001 0.0010 0.0100 Dissipation Factor(DF)/tand 0.1000 Fig 1.

Public comment for PFAS restriction about the automotive wire Comments Our company have been actively working to comply with chemical regulations in various countries.

AR226-2390 -^P0^ TOs ROGER ZIPFEL INTEROFFICE MEMORANDUM Date; From; 4"May-1.987 02s09pm EST TONY PLAYTI5 PLAYTI8 Dept; Tel No; TEFTECH 2775 < ZIPFEL ) Subjects C8 in Water ^W^^^.^^^ , SaiBBiS BBfc-Ge ?

2968694 Inhoud brede PFAS restrictie: onderwerpen presentatie 1.

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AR226-2693 15 AR226-2693 DuPont EMSE Report No. 92-02 Study Title AQUEOUS STABILITY OF 8-2 TELOMER B ALCOHOL AS A FUNCTION OF PH Test Guideline OECD (1981).

The exemption application of perfluorosulfonic acid(PFSA) resins and perfluorocarboxylic acid(PFCA) resins and ion exchange membranes for chlor-alkali industry Chlor-alkali industry is the largest sector in the modern chemical industry.

Material Type EFEP Resin ePTFE Laminated ePTFE Membrane ETFE Resin ETFE Resin FEP Resin FEP Resin FEP Resin FEP Resin FEP Resin FEP Resin FEP Resin FEP Resin FEP Resin FEP Resin FEP Resin OPN 45892 164157 USP 26 Class VI EN/ISO 10993-5 (MEM elution cytotoxicity) EN/ISO 10993-4 PASS - PASS PASS PASS PASS 158555 PASS PASS - 13653 13657 13585 13586 13590 13593 13600 47343 76888 85410 93393 118774 136379 PASS - PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS - PASS PASS - PASS PASS PASS - PASS FEP Resin FEP Resin FEP Resin FEP Resin FEP Resin FEP Resin FEP Resin FEP Resin FEP Resin FEP Tube FEP Tube PFA Mono PFA Resin PFA Resin PFA Resin PFA Resin PFA Resin PFA Resin PFA Tube PTFE Bioweb 145290 145474 145505 157256 171507 180559 235277 249822 13585 (blend 270217) 13582 256837 13612 13610 13616 13622 119986 145294 145510 145507 PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS 175136 PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS - - PASS - PASS PASS PASS PASS PASS PASS PASS PASS PASS - PASS - PASS - PTFE Bioweb PTFE Resin PTFE Resin PTFE Resin PTFE Resin PTFE Resin PTFE Resin PTFE Resin PTFE Resin PTFE Resin PTFE Resin PTFE Resin PTFE Resin PTFE Resin PTFE Resin PTFE Resin PTFE Resin PTFE Resin PTFE Resin PTFE Resin 185719 13467 13490 96400 98742 98998 104171 109237 110854 112555 118406 119168 122813 122873 123825 129252 129380 129382 134382 157654 PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS - PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS - PASS - PASS PASS PASS PASS - PASS PASS PASS PASS PASS PASS PASS - PASS - PTFE Resin PTFE Resin PTFE Resin PTFE Resin PTFE Resin PTFE Resin PTFE Resin PTFE Resin PTFE Resin PTFE Resin PTFE Tube PTFE Tube PTFE Tube etched PTFE Tube with tie layer PVDF Resin PVDF Resin PVDF Resin PVDF Tube THV Resin THV Resin 157701 164372 183201 184839 215829 216255 217530 219690 221725 231572 110853 171325 219665 110852 13712 46040 55859 114425 41914 121054 PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS PASS - PASS PASS - PASS PASS PASS PASS - PASS PASS PASS PASS PASS THV Resin 123269 PASS - - "-" not tested

R226 3287 #3 Dupont-11418 Rass 3287 - TRADE SECRET Study Title H-25425: Subchronic Toxicity 90-Day Gavage Study in Rats with One-Generation Reproduction Evaluations Volume 2 of 5 Laboratory Project ID: DuPont-11418 `TEST GUIDELINES: U.S.

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