(19)
(11) EP 4 573 261 A1

(12)

(43) Date of publication:
25.06.2025 Bulletin 2025/26

(21) Application number: 23758611.0

(22) Date of filing: 18.08.2023
(51) International Patent Classification (IPC): 
E06B 3/663(2006.01)
 E06B 3/673(2006.01)
(52) Cooperative Patent Classification (CPC):
E06B 2003/6638; E06B 3/66328; E06B 3/67343; E06B 3/66319
(86) International application number:
PCT/EP2023/072781
(87) International publication number:
WO 2024/038179 (22.02.2024 Gazette 2024/08)
(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA
Designated Validation States:
KH MA MD TN

(30) Priority: 18.08.2022 EP 22190955

(71) Applicant: ROLLTECH A/S
9800 Hjørring (DK)

(72) Inventor:
  • PEDERSEN, Peter
    9800 Hjørring (DK)

(74) Representative: Chas. Hude A/S 
Langebrogade 3B
1411 Copenhagen K
1411 Copenhagen K (DK)

   


(54) SPACER PROFILE COMPRISING AN OUTER LAYER OF ACID-TREATED POLYMER, A COMPOSITE BARRIER FOIL, A METHOD OF MAKING SUCH SPACERS AND USE OF ACID-TREATED POLYMERS IN SPACER PROFILES FOR INSULATING GLASS UNITS