Leather Ink Remover 4.4

Leather Ink Remover 4.4 a.k.a. Prep 4.4 by Leather Doctor is for removing ink stains from aniline, suede, Nubuck, Vachetta, and all pH-sensitive leathers.

This is a pH 4.4 water-based remover that works by dwell time allowing its superior penetrating, and suspending power to do its work thus reducing unnecessary physical rubbing that may do more damage.

People Also Ask:

1: What is the pH value of Leather?

2: Why leather is pH sensitive?

3: How to Remove Ink Stain from Leather?

4: How to remove Ink Remover 4.4 sticky residue from the surface of the Leather?

1: What is the pH value of Leather?

1.1: The pH value averages 3 to 5.

2: Why leather is pH sensitive?

2.1: Leather is an amphoteric protein material and is influence by any liquid that comes in contact. 

2.2: Alkaline or base with a pH value above 7 will break down the hydrogen bonding between the leather protein fiber and its constituents like the tanning agent that turns sticky, dye that bleeds and fatliquor leaches out and when dry again stiff up the leather. 

3: How to Remove Ink Stain from Leather?

3.1: Towel 5 or a wettable towel is cut to size and product is applied through the stain as an extension of the leather surface.

3.2: Allow the suspended stain to be absorbed by the towel and peel off.

3.3: Repeat application until stain is exhausted and the towel remains clean. 

4: How to remove Ink Remover 4.4 sticky residue from the surface of the Leather?

4.1: Ink Remover 4.4 sticky residue is removed from the surface of the leather with Cleaner 3.8 and rinse with Rinse 3.0 to a healthy squeaky feel.