Table 5 Chemical resistance of dry coated films based on SDEA- modified nanocomposite PEA and Alkyd resins.

From: Preparation of new surface coating based on modified oil-based polymers blended with ZnO and CuZnO NPs for steel protection

Sample ID

SDEA- modified nanocomposite PEA resins

SDEA- modified nanocomposite Alkyd resins

Water resistance

Solvent resistance

Alkali resistance

Acid resistance

Water resistance

Solvent resistance

Alkali resistance

Acid resistance

Ia,IIa(0)%

Pass

Pass

Poor

Pass

Pass

Pass

Poor

Poor

Ib,IIb(10)

Pass

Pass

Poor

Pass

Pass

Pass

Poor

Pass

Ic,IIc(20)

Pass

Pass

Poor

Pass

Pass

Pass

Poor

Pass

Id,IId(30)

Pass

Pass

Poor

Pass

Pass

Pass

Poor

Pass