(19)
(11) EP 4 237 518 A1

(12)

(43) Date of publication:
06.09.2023 Bulletin 2023/36

(21) Application number: 21819170.8

(22) Date of filing: 27.10.2021
(51) International Patent Classification (IPC): 
C10M 109/02(2006.01)
(52) Cooperative Patent Classification (CPC):
C10M 109/02
(86) International application number:
PCT/GB2021/052789
(87) International publication number:
WO 2022/090712 (05.05.2022 Gazette 2022/18)
(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: 29.10.2020 GB 202017170

(71) Applicant: Nuspec Oil Limited
York Yorkshire YO10 3RN (GB)

(72) Inventors:
  • STAWNIAK, Natalia
    York Yorkshire YO10 3RN (GB)
  • ZHMUD, Boris
    75237 Uppsala (SE)
  • BANCROFT, Ian
    York Yorkshire YO10 3AX (GB)

(74) Representative: Corbyn, David Jonathan 
Bailey Walsh & Co LLP 1 York Place
Leeds, LS1 2DR
Leeds, LS1 2DR (GB)

   


(54) BIODEGRADABLE BRIGHT STOCK PREPARATION AND A METHOD OF MANUFACTURING THEREOF