Showing posts with label General composition of finishing floats. Show all posts
Showing posts with label General composition of finishing floats. Show all posts

Thursday, June 3, 2010

Genral Composition of Finishing Floats

Spray Staining  

100-200 parts metal complex dyestuff-liquid
0-200 parts water-miscible solvent
(Ethoxyethanol,isopropanol)
900-600 parts water  
Grain impregnation
250 parts impregnation binder
 50 parts  penetrator 0-100 parts liquid brightening dye
  700-600 parts water  
Base coat
Grain leather                                           Corrected Grain leather
30 -50 parts       pigment colors           50-100 parts
100-150 part      polymer binder          150-250 parts
10-30 parts         casein binder             20-50 parts
860-770 parts     water                           780-600 parts
Pigment
Grain leather                                                Corrected Grain
50-100 parts       pigment colors             100-150 parts
100-200 parts     polymers  binders        150-250 parts
20-50 parts         casein binders               50-100 parts
--------                   filling agents                  20-50 parts
--------                    flow improvers             10 -30 parts
830 – 650 parts    water                             670-420 parts
Fixation
300 parts formaldehyde (30%) not used in common because of ban
                   650 parts water
0-50 parts acetic acid (6 Be⁰)
Top coats
Casein basis
            150 -300 parts casein binder
            5-20 parts plasticizer
            680 – 850 parts water
Emulsion liquor
    600-900 parts  casein binder
   100-300 parts water
   0-100 parts formaldehyde 30 %
    
Nitrocellulose Lacquer  or CAB lacquer
0-50 parts pigments colors
200-300 parts gloss/matt lacquer
10-20 parts plasticizers
630- 790 parts solvent

Polyurethane lacquer for patent leather (after application of a special base coat)
100 parts polyurethane lacquer component
120-150 parts water-free organic solvent

30-60 parts cross-linking agent