>>> The seat has a very dark stain, and light water satin across the front of the cushion.
This dark stain may have some dye content in it.
Use a “reverse transfer” technique by using a stretchable paper towel saturated with Prep-4.4 Do a testing with Prep-4.4. Leave it to dwell for up to 72 hours with constant 12 – 24 hours inspection. Overworking it may cause a discoloration to the aniline dyestuff as well. Discoloration if any may be rectify with Hydrator-3.3 dwelling under control evaporation to the same area with double the dwelling time. This Hydrator-3.3 dwelling may reactivate the dormant dyestuff from beneath and redistribute to the surface again. Camouflage damage topcoat may reveal after the stain is gone and this is rectify with AnilineTop-21/76Gloss first before considering to “dye coating” it with Aniline-76.
Here is an example of “Reverse Transferring” a stain.
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Product information:
Leather Doctor Prep-4.4 (Aniline, Nubuck & Suede)
Leather Doctor® Prep-4.4 is the leather-safe milder version of Prep-7.7 with a pH value of 4.4 for pH sensitive leathers. This universal prep cleaner is for all leather types including the common vachetta, nubuck, suede, wet-white and all aniline leather types This prep cleaner works by allowing sufficient dwell-time to penetrate, lubricate and suspense prior to towel extraction. Proven technique include “reverse transferring” suspended stain during dwell time through a stretchable absorbent paper rather than being reabsorbed by the leather instead.
It is design to remove stain such as:
a) Blue Jean Dye
b) Leather Belt
c) Plastic Ink Print
d) Newsprint,
e) Ballpoint Ink,
f) Stamp Pad Ink
g) Sticky Label Residue,
h) Crayon,
i) Chewing Gum,
j) Silicone Shine
k) Permanent Marker
l) Accumulated Soiling
It is highly recommended that the remaining sticky residue is thereafter remove in conjunction with Cleaner-3.8 and Rinse-3.0 as a holistic leather-safe system..
Roger Koh
Leather Care Consultant
www.LeatherDoctor.com
[email protected]