(19)

(11)

EP 3 664 958 A1

(12)

(43) Date of publication: 17.06.2020 Bulletin 2020/25 (21) Application number: 18844928.4 (22) Date of filing: 25.07.2018

(51) International Patent Classification (IPC):  B23K 35/36(2006.01) B32B 37/15(2006.01) H01L 29/78(2006.01) B32B 37/12(2006.01) C03B 19/06(2006.01) H01L 35/08(2006.01) (86) International application number: PCT/US2018/043649 (87) International publication number: WO 2019/032294 (14.02.2019 Gazette 2019/07)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 07.08.2017 US 201715670247 (71) Applicant: Kemet Electronics Corporation Fort Lauderdale, FL 33301 (US)	(72) Inventors: MCCONNELL, John, E. Simpsonville, SC 29681 (US) RENNER, Garry, L. Simpsonville, SC 29681 (US) BULTITUDE, John Simpsonville, SC 29681 (US) HILL, Allen, R. Simpsonville, SC 29681 (US) MILLER, Galen, W. Simpsonville, SC 29681 (US) (74) Representative: Goodman, Simon John Nye  Reddie & Grose LLP The White Chapel Building 10 Whitechapel High Street London E1 8QS London E1 8QS (GB)