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DYMAT® KL

PVDF based

Coveme’s PVDF based backsheet for 1500 V features a PVdF layer combined with a thicker inner PET layer. This Coveme fluoro-based backsheet, dyMat® KL series, features a superior resistance to UV irradiation.
Additionally, a specific transparent backsheet with fluoro UV resistance and 1500V insulation has been developed for bifacial modules. Clear version available upon request.

PRODUCT NAME STRUCTURE: AIR SIDE /CELL SIDE THICKNESS IN MICRON Main Features
KL 50/285 PVDF/Pet/Primer 330 PDT 1000 VDC in air
KF 275 PVDF/Pet/Coating 330 New Iec standard compliant

The polyester film inside dyMat® KL backsheets can be fully recycled and can be supplied with the polyester component(s) made of recycled PET (rPET).

ADDITIONAL UPGRADES
For each backsheets additional treatments are available to enhance the pv module performance

TYPE OF UPGRADE UPGRADE CODE
Extra UV protection on cell side LO
High humidity barrier  LD
High humidity barrier +UV protection LDO
Super high reflectivity SHR
Black on cell side  LBK
Black high reflectivity BKHR

DYMAT KL
  • KL 50/285
KF 275
  • KF 275

Notes and certifications

Cut sheets (sizes, drills etc.) according to customer’s specification 
Shelf life: 2 years
All values stated are to be considered as typical values.
Coveme polyester film is 100% recyclable.
dyMat® KL is a Coveme registered trademark
I prodotti dyMat®KL are and UL registered and TÜV RHEINLAND and TÜV SUD certified.

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