HANCIIEN Where PFAS is used in hydraulic cylinders Directly used inside the cylinder - used Materials are PTFE, FKM, FFKM, FEPM, FVMQ, PCTFE, TFM, PVDF, PFA, FEP - In seals such as O-rings, piston and rod seals, wiper rings - In guiding systems such as guide bands/ wear rings - In sliding coatings of the piston rod or the covers Installed on the cylinder - Electronic components (proximity switches, displacement sensors, ...) - Cables Why PFAS?
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Basic investigations on thermochemical degradation of PFAS in laboratory and pilot plants to determine optimum combustion conditions for the thermal treatment of PFAS-containing waste materials Funded by the Federal Environment Agency (Umweltbundesamt, UBA) under FKZ 3722 36 302 2 // AZ 37 510/0031 Project duration: 01.01.2023 - 31.12.2025 Project partners: Federal Institute for Materials Research and Testing (BAM) (project management) Karlsruhe Institute of Technology (KIT), Institute of Technical Chemistry (ITC) More than 4,800 per- and polyfluorinated alkyl substances (PFAS) are currently known.
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HONEYWELL ADVANCED LIMITED RIVERVIEW HOUSE HARVEY'S QUAY APARTMENTS LIMERICK V94R3DE IRELAND Annex IV - Carbon dioxide (CO2, R744) Refrigerants in RACHP Systems Casualties (selected incidents) CO2 (R744) Refrigerants Casualties There is no systematic monitoring of accidents due to thermodynamic systems (AC, HVAC, refrigeration, heat pumps, etc.) charged with CO2 (carbon dioxide refrigerants R744 - also so-called "natural refrigerant".
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EUROMOT Bruxelles, Belgium Socioeconomic Impact of the PFAS Restriction on EUROMOT Members Draft Socioeconomic Impact Report Client Ref.
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Restrictions on the use of PFAS April 2023 We are receiving an increasing number of queries from customers about the potential impact on our products and continuity of supply due to proposed restrictions on the use of the group of chemicals known as PFAS (per- and polyfluoroalkyl substances).
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Sectors and (sub-)uses About caprolactam Caprolactam is the precursor for the polymer nylon-6.
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best regards, Dit bericht kan informatie bevatten die niet voor u is bestemd.
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From: To: Cc: Subject: Dat e : Attachments: RE: About stakeholders interested to share information and to follow the universal restriction 01 October 2020 17:52:40 jmaQeOOJ PDQ iroaQeQQ2 PDQ iroaQeQQ3 PDQ iroaQeQQ4 PDQ Thanks a lot Please let me know their feedback and then we can share the FEC contact, if ok.
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Can you suggest someone we could discuss this with - someone in your organisation who is familiar with REACH and give us definitive guidance Best wishes
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Key EYF8JQT7 WJ5VAVC2 YZ6TEE2G 3M4RTTK7 43YQ2CWT WX2I9SFF C7QT6VWX FPAN3WR9 J9WU7RYN JS4QZQWW JPLS24PZ MIC6T5TI KVFDN7JU LW97N4HB T4DK3JNU ALEXXVAE CHYSTQF5 S968JJSM ZPU67SIU PGUDGKJJ JCMXAS7N Y2B74WUQ GPU6EWYM QSXLR72T D2LTY3I6 TU7EKAME U88PGYWW 3WHSFX5E 4YABBQS3 T263DXUI 4D2AY3PH R7A3LR5B G7ZPI32K R9KQ9CTH B3SAHYRR HLP6F2H3 95FWSM3R D7TITGRW P62QLC5W R7R63Y7D NE2F95ZR TMNWBQX5 UM74EIH7 7BVQW7ZW 4DPXFQKE RB7LC3CV ZM99WXBP Item Type PublicationAuthor Title PublicationISBN ISSN DOI report 2018 European CBackground document to the Opinion on the Annex XV dossier proposing r report 2017 European CMember State Committee Support Document for Identification of Perfluor report 2015 European CBackground document to the Opinion on the Annex XV dossier proposing r report 2013 European CAgreement of the Member State Committee on the identification of Penta report 2013 European CMember State Committee support document for identification of pentade journalArti 2012 European CMember State Committee support document for identification of heptaco report 2012 European CInclusion of substances of very high concern in the Candidate List journalArti 2021 De Silva, A PFAS ExposEnvironmental Toxico07307268 (10.1002/etc.4935 journalArti 2021 De Silva, A PFAS ExposEnvironmental Toxico0730-726810.1002/etc.4935 journalArti 2008 De Silva, A.ToxicokinetEnviron.Toxicol.Chem bookSectio 2015 Kudo, Nao MetabolismToxicologic978-3-319-15518-0 journalArti 2003 Kudo, NaomToxicity anThe Journal of Toxicological Scie 10.2131/jts.28.49 journalArti 2009 Ahrens, L.; Total bodyMar Pollut Bull 1879-3363 1(0.1016/j.marpolbul.
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IEAM 2022-065-CR SUPPLEMENTAL DATA A Critical Review of the Application of Polymer of Low Concern Regulatory Criteria to Fluoropolymers II: Fluoroplastics and Fluoroelastomers S.
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CHEMICAL RESISTANCE AGAINST H2SO4 Chemical resistance Material properties Effects of chemical media Resistance against various media Case studies PVDF and ECTFE used for sulphuric acid Description of sulphuric acid slightly yellow viscous liquid (oil of triviol) soluble in water at all concentrations Diprotic acid Corrosive due to its - strong acidic nature, - strong dehydrating property - strong oxidizing property (concentrated acid) CHEMICAL RESISTANCE AGAINST H2SO4 Chemical resistance Material properties Effects of chemical media Resistance against various media Case studies Resistance of PVDF against sulphuric acid Temperature [C] Maximal admissible concentration of H2SO4 23 96,3 50 93 100 85 120 80 150 70 (no pressure) Information based on chemical resistance tests of the raw material supplier CHEMICAL RESISTANCE AGAINST H2SO4 Chemical Resistance of PVDF against sulphuric acid resistance Brown discoloration Permeation Material properties H2SO4 Concentration Temperature Hoop stress V max Time at rupture H2O V max without rupture Effects of % C MPa hours MPa 97 10 54700 chemical media 96 50 18 37650 23 93 18 > 54900 * Resistance 96 1 8600 93 100 4 7900 12.5 against various 9800 6 > 9200 11 54530 media 93 120 3 296 9.5 80 9 > 17500 * Case studies 90 2 1825 80 150 5 > 1700 5.5 70 fCR = H2SO4 / H2O 4 > 30000 fCR 0.43 0.78 0.78 < 0.1 < 0.3 0.48 < 0.88 < 0.1 0.94 < 0.1 (0.91) 0.72 CHEMICAL RESISTANCE AGAINST H2SO4 Chemical resistance Material properties Effects of chemical media Resistance against various media Case studies Sulphuric acid - brown discoloration Test criteria: 200 h at 95C V=11,5 N/mm Stopped after 240 hours Burst pressure 20C; 0,08 bar/sec 98 bar CHEMICAL RESISTANCE AGAINST H2SO4 Chemical resistance Material properties Effects of chemical media Resistance against various media Case studies High concentrated sulphuric acid (concentration: >96,3%) SO3(g) + H2O(l) H2SO4(l) -H2O Sulfur trioxide (SO3) CHEMICAL RESISTANCE AGAINST H2SO4 Chemical resistance Material properties Effects of chemical media Resistance against various media Case studies Resistance of PVDF against sulphur trioxide, which is formed by sulphuric acid >96,3% Deshydrofluorination Permeation Increase in weight (>5%) Stress cracking corrosion Typical phenomenon if SO3 only is present in very small amounts Physical and chemical degradation ECTFE is resistant against sulphuric acid with a concentration >96,3% without any restrictions CHEMICAL RESISTANCE AGAINST H2SO4 Chemical resistance Material properties Effects of chemical media Resistance against various media Case studies Medium: Temperature: Medium: Temperature: sulphuric acid 98% 20C sulphuric acid 96% 20C - 30C CHEMICAL RESISTANCE AGAINST H2SO4 Chemical resistance Material properties Effects of chemical media Resistance against various media Case studies Medium: Temperatrure: sulphuric acid 98% 20C The solution ETHYLENCHLORTRIFLUORETHYLEN - ECTFE
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High Heat Resistant Thermal Interface Material VMQ EPDM FKM Heat resistant Good Fair Excellent Fiiler additon Excellent Good Fair Volatility resistance Fair Fair Excellent
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