▁with ▁sil ici um ▁do ▁not ▁under go ▁any ▁chemical ▁reaction ▁with ▁the ▁material ▁to ▁be ▁co ated . ▁ ▁Through ▁a ▁complex ▁procedure , ▁it ▁was ▁developed ▁to ▁create ▁a ▁static ▁attract ive ▁force ▁on ▁all ▁surfaces , ▁without ▁dam aging ▁the ▁surface ▁materials . ▁ ▁External ▁links ▁www . per man on . com ▁ ▁www . opt imum - vers iegel ungen . de ▁ ▁www . opt imum - shop . de ▁ ▁Category : N an ote chn ology ▁companies <0x0A> </s> ▁Col our ▁band ing , ▁or ▁color ▁band ing ▁( American ▁English ), ▁is ▁a ▁problem ▁of ▁in ac cur ate ▁colour ▁presentation ▁in ▁computer ▁graphics . ▁In ▁ 2 4 - bit ▁colour ▁modes , ▁ 8 ▁bits ▁per ▁channel ▁is ▁usually ▁considered ▁sufficient ▁to ▁render ▁images ▁in ▁Rec . ▁ 7 0 9 ▁or ▁s RGB . ▁However , ▁in ▁some ▁cases ▁there ▁is ▁a ▁risk ▁of ▁producing ▁ab rupt ▁changes ▁between ▁sh ades ▁of ▁the ▁same ▁colour . ▁For ▁instance , ▁displaying ▁natural ▁grad ients ▁( like ▁sun sets , ▁dawn s ▁or ▁clear ▁blue ▁sk ies ) ▁can ▁show ▁minor ▁band ing . ▁ ▁Col our ▁band ing ▁is ▁more ▁notice able ▁with ▁fewer ▁bits ▁per ▁pixel ▁( B PP ) ▁at ▁ 1 6 – 2 5 6 ▁colours ▁( 4 – 8   B PP ), ▁where ▁not ▁every ▁sh ade ▁can ▁be ▁shown ▁without ▁d ither ing . ▁ ▁Possible ▁solutions ▁include ▁the ▁introduction ▁of ▁d ither ing ▁and