Dieter Berger, M.D., Professor Resident Physician Spital Mannedorf Asylstrasse 10 CH-8708 Mannedorf Switzerland e-mail: @hin.ch Private: Muhlebergweg 12 D-88410 Bad Wurzach To whom it may concern, Very recently I heard that the European Union plans to forbid fluorinated polymeres.

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To: Cc: From: Sent: Subject: Received: restrictiePFAS] Prt @rivm.nl]; IEE NC) [IEEE E @vnci.nl] Fri 12/17/2021 8:58:59 AM RE: Vraag PFAS toepassing in productie van PP en PE verpakkingen - WP4C Fri 12/17/2021 8:59:00 AM 2966103 heer Geachte NERECIN, Vanuit de in voorbereiding zijnde PFAS restrictie, zie o.a. https://www.rivm.nl/pfas/verbod-gebruik-pfas, willen we een zo breed en goed mogelijk overzicht op PFAS gebruik.

AR226-2561 September 4, 2001 Samantha P.

AR226-2572 ?

^ < GIST meeting notes May 15,2002 AR226-2585 Minutes from the C-8 DuPont meeting May 15,2002 The meeting began at approximately 10:20 am.

MOLYKOTE D-6600 Anti-Friction Coating: A new and innovative coating for service life dry lubrication of engine starter plungers DuPont Molykote April 2020 Application engine starter plungers Service life of engine starter plungers can be simulated on a SRV test machine with methodology defined and agreed with a major starter Tier 1 supplier 2 DOW RESTRICTED Low-pressure steel/steel material pairing test: Conditions Durability test Simulation of service life of passenger cars engine starters (linear contact, 100 N/mm2) SRV 5 test conditions Specimen arrangement Movement type Coated specimen Cylinder material (name = Zylinder-Rolle) Disc material (art # 291.150.00, Rz=0.45/0.65) Cylinder radius Cylinder length A) load corresponding to 100 N/mm2 SRV stroke SRV cycle stroke Frequency Speed Test length (corresponding to total sliding path) Cylinder vs. disc Along cylinder axis Disc 100Cr6 100Cr6 7.5 mm 22 mm 45 N 4 mm 8 mm 40 Hz 0.32 m/s 10.4 h 3 Low-pressure steel/steel material pairing test: Results SRV durability test - time to seizure [h] 44% longer 12.0 durability 10.0 8.0 6.0 4.0 2.0 0.0 D-708 D-709 D-7405 D-6600 SRV durability test - dynamic coefficient of friction 0.45 0.40 0.35 0.30 0.25 0.20 0.15 0.10 0.05 0.00 D-708 29% lower friction level D-709 D-7405 D-6600 MOLYKOTE D-6600 AFC Wear scar after test 4 Low-pressure: comparison PTFE vs MoS2 based AFCs SRV, linear contact, 100 N/mm2, blasting SRV low pressure durability test [h] 12.0 10.0 8.0 6.0 4.0 2.0 0.0 D-7409 106 D-6600 D-7409 D-6600 7.5 h 5 10 h Medium-pressure steel/steel material pairing test: Conditions Durability test Simulation of an automotive application (linear contact, 250 N/mm2) Cylinder (diameter: 11 mm; length: 15 mm) Disc (100Cr6) Parameters: - Stroke: 3 mm - Frequency: 25 Hz - Load: 130 N - Contact pressure (theoretical): 250 MPa - Room temperature conditions - Dry lubrication (only AFC) - AFC applied on disc - SRV III DC test machine - Pretreatment: Mn-phosphating 6 Medium-pressure steel/steel material pairing test: Results SRV durability test - time to seizure [h] 860% longer 60.0 durability 50.0 40.0 30.0 20.0 10.0 0.0 D-708 D-709 D-7405 D-6600 SRV durability test - dynamic coefficient of friction 0.30 20% lower 0.25 friction level 0.20 0.15 0.10 0.05 0.00 D-708 D-709 D-7405 D-6600 MOLYKOTE D-6600 AFC Wear scar after test 7 Thank You The information contained in this communication does not constitute an offer, does not give rise to binding obligations, and is subject to change without notice to you.

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AR226-2767 FOR DU PONT USE ONLY Copies to E.

General Comments: Energy perspective: fuel cell proton membrane Energy is the power source for the development of human society, and every progress of human society is inseparable from breakthroughs and innovations in energy technology.

Link between the firefighting foam restriction and the wide PFAS restriction FPP4EU 15 June 2022 Peter SIMPSON Restriction Process Coordinator European Chemicals Agency Image: iStock.com Overview PFAS risk management in the EU Justification for grouping PFASs Links to wide restriction Hazard/risk paradigm Practicality Some frequently asked questions Next steps 2 Existing regulation of PFASs in EU Some PFAS already subject to [or pending] restrictions on manufacture/use under REACH or POPs regulation in EU (some also Stockholm Convention) Perfluoroalkyl sulfonic acids (PFOS; [PFHxS]) Perfluoroalkyl carboxylic acids (PFOA; C9-C14 PFCAs; [PFHxA]) Some identified as SVHCs E.g.

PFAS Restriction under REACH: What Way Forward for Fluoropolymers & F-Gases?

An analysis of risk and socioeconomic impact for PFAS in rigid gas permeable contact lenses.

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Date: 14-09-2021 Kind attention: Mr.