Desmodur®/Desmophen® Bayhydrol®/Bayhydur® Roskydal®
Desmodur®/Desmophen® Bayhydrol®/Bayhydur® Roskydal®
Desmodur®/Desmophen® Bayhydrol®/Bayhydur® Roskydal®
You also want an ePaper? Increase the reach of your titles
YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.
4<br />
1. Introduction<br />
NC-Top Coat<br />
NC-Primer<br />
NC-Putties<br />
1920<br />
Historical development of car refinish systems<br />
Medium-Oil-Alkyd-<br />
or TPA-Top Coat<br />
NC- or<br />
Short-Oil-Alkyd-Primer<br />
NC-Putties<br />
1950<br />
Driven by Technology: • Film Quality • Optical Properties • Efficiency<br />
few spray-cycles<br />
(≤ 2 passes)<br />
2K-PUR-Top Coat<br />
Alkyd- or<br />
2K-PUR Surfacer<br />
Wash Primer<br />
UPE-Putties<br />
1970<br />
Reasons for the success of 2K-PUR in car refinish<br />
➔<br />
➔<br />
Quality<br />
of OEM • DOI<br />
• Resistance<br />
• Durability<br />
broad variety of<br />
raw materials<br />
➔<br />
Higher Efficiency<br />
➔<br />
Car leaves the<br />
refinish shop ≤ 1 d<br />
➔<br />
➔<br />
2K-PUR<br />
Clear Coat<br />
Base coat<br />
2K-PUR<br />
Primer/Surfacer<br />
Wash Primer<br />
UPE-Putties<br />
since 1980<br />
high gloss<br />
without polishing<br />
low bake (≤ 60° C)<br />
short drying cycles<br />
(≤ 30 min)
Change language