Antifoam Agent for Leather Processing
Silicone-based defoamer preventing foam buildup in leather tanning drums and finishing operations. HTS 3809.93.5000 for leather industry process aids. Maintains processing efficiency.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If general silicone-based antifoaming preparations
Non-industry specific antifoams are Chapter 34 artificial waxes.
If used in paper manufacturing
Antifoams split by end industry (paper vs leather).
If mineral oil-based without silicone
Different chemical basis may shift to general preparations.
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Import Tips & Compliance
• Provide silicone content declaration for residue testing
• Demonstrate low residue for clean leather finishing
• Label as 'leather processing defoamer' not general antifoam
Related Products under HTS 3809.93.50.00
Chromium Tanning Agent for Leather
A synthetic chromium-based finishing agent used in the leather tanning process to cross-link collagen fibers, making leather durable and water-resistant. It falls under HTS 3809.93.5000 as a preparation specifically for leather industries, not elsewhere specified. This agent is applied during wet processing to achieve full-grain leather quality.
Synthetic Fatliquoring Oil for Leather
An emulsified oil preparation used to lubricate and soften leather during finishing, preventing cracking and improving suppleness. Classified under HTS 3809.93.5000 for leather industry preparations like fatliquors that enhance hide quality. Applied post-tanning to full-thickness leather.
Leather Degreasing Emulsion
A surfactant-based emulsion for removing natural fats from raw hides before tanning, essential in leather preparation. It qualifies for HTS 3809.93.5000 as a leather industry finishing preparation not specified elsewhere. Improves penetration of tanning agents.
Acrylic Resin Finishing Compound for Leather
A water-based acrylic resin used as a topcoat on finished leather to provide gloss, abrasion resistance, and water repellency. Falls under HTS 3809.93.5000 for other leather industry finishing products. Commonly applied by roller or spray in shoe leather production.
Sulfonated Oil for Leather Pickling
Sulfonated vegetable oil used in the pickling stage of leather processing to preserve hides and facilitate tanning. Classified in HTS 3809.93.5000 as a leather industry preparation. Delivers salt and acid in emulsified form for uniform hide treatment.
Protein Filler for Leather Finishing
A casein or collagen-based filler compound that plumps and fills leather grain during finishing for uniform thickness. HTS 3809.93.5000 covers such protein preparations for leather industries. Used on corrected grain leathers.