PANGAO TLC-40/43 UV-Specialty Modified VC-VAc Resin, Equivalent to WACKER H40/43, UV Monomer Soluble, for UV Inks, UV Coatings, UV Varnishes

Full Name & Product Positioning

Full Name: PANGAO TLC-40/43 UV-Specialty Modified Vinyl Chloride-Vinyl Acetate Copolymer Resin

Low molecular weight specialty modified binary VC-VAc copolymer industrial resin, approximately 60% vinyl chloride, 40% vinyl acetate, and about 1% third monomer. Soluble in UV reactive monomers (such as HDDA, TMPTA, etc.) with colorless and transparent solutions. Suitable for UV wood coatings, UV inks, UV varnishes, UV coatings, and other UV-curable system formulations.

Core Technical Parameters

• Appearance: White free-flowing powder

• Vinyl Chloride Content: ~60 wt%

• Vinyl Acetate Content: ~40 wt%

• Third Monomer: ~1 wt%

• K-Value: 40-44

• Viscosity Number: 40-48

• Average Molecular Weight: ~30,000

• UV Monomer Solubility: Soluble in HDDA, TMPTA and other reactive monomers

• Solid Content: 100 wt%

• Volatile Matter: ≤0.5%

• Standard Packaging: 25kg paper-plastic composite bag, 1kg sample pack available

• Reference Equivalent: WACKER VINNOL H40/43

Core Advantages

1. Soluble in UV reactive monomers, allowing reduction or replacement of organic solvents in formulations, lowering solvent residue.

2. Solutions in UV systems can be colorless and transparent, with limited impact on film gloss.

3. Provides pigment wetting and dispersing assistance, supporting color development in UV ink systems.

4. Provides adhesion improvement for substrates such as PET, suitable for UV primers and UV ink formulations.

5. Good powder flow properties for convenient feeding operations.

Main Application Areas

Core Applications: UV inks, UV wood coatings, UV varnishes, UV coatings

Suitable Areas: UV wood primers, UV plastic coatings, UV packaging inks, UV overprint varnishes

Not Recommended: Pure water-based systems, food contact products, pure solvent-based high-solids topcoat main resin (non-UV systems).