=== PVA ===
 video "Solid electrolyte for supercapacitors"

PVAc alcohol, NaOH
80 stupnu 30 min

50ml pva, pridat 2,5g NaOH, zamichat, pridat 50ml ethanolu, zhoustne to, dokud to neohreju
ohrat na 80stupnu ve vodni lazni
postupne zezloutne 
da se rozpustit v horky vode, jinak se moc nerozpousti

nekde pridavali do PVA binderu casein.
https://www.krustashop.cz/Kasein-d1876.htm#detail-anchor-description

https://www.youtube.com/watch?v=Lqj2zJbztbM