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Synthetic Warp Sizing Agent & Polymer Sizing Compound

High-performance synthetic sizing agent and PVA replacement for polyester, cotton, and blended warp yarns to enhance tensile strength and weaving loom efficiency.

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Synthetic Warp Sizing Agent & Polymer Sizing Compound

Warp sizing is the most critical preparation phase in woven fabric production. Synthetic Warp Sizing Agent is an advanced polymeric sizing compound specially engineered to coat warp yarns, significantly strengthening them against dynamic tensile stresses and abrasive friction on modern high-speed weaving looms (Air-Jet, Water-Jet, and Rapier).

Formulated with high-adhesion synthetic acrylic and modified starch polymers, our warp sizing agents act as a complete or partial replacement for expensive PVA sizing resins, lowering production costs while delivering superior film toughness and yarn elasticity.

Key Features & Benefits

  • Superior Film Flexibility & Adhesion: Creates a smooth, resilient protective coating around spun and filament warp yarns, binding protruding fibers to reduce hairiness.
  • High Anti-Abrasion Resistance: Eliminates warp yarn fraying and fuzz formation when passing through reed, heddle wires, and drop wires.
  • Enhanced Tenacity & Elasticity: Significantly increases warp yarn breaking strength and preserves essential yarn elongation.
  • Effortless Desizing: 100% water-dispersible formulation ensures fast, thorough removal during grey fabric washing and desizing processes without harsh chemicals.
  • Eco-Friendly & Low BOD/COD: Biodegradable ingredients minimize wastewater treatment burdens in textile processing mills.

Applications in Weaving Industries

  • Polyester & Blended Yarns: Sizing of PES/Cotton (T/C), PES/Viscose (T/R), and 100% spun polyester warp yarns.
  • Cotton & Cellulosic Yarns: High-density weaving of fine-count cotton yarns for shirting, sheeting, and denim fabrics.
  • Filament Weaving: Sizing of low-twist polyester and polyamide continuous filament warps.
  • High-Speed Air-Jet & Rapier Looms: Optimized for weaving looms running at speeds up to 1000+ RPM.

Technical Specifications

ParameterSpecification / Property
Chemical BasisPolyacrylate / Modified Polymer Compound
AppearanceWhite to Off-White Powder / Viscous Liquid
Solid Content98% ± 2% (Powder) / 25% ± 1% (Liquid)
pH (1% Solution)6.5 - 7.5
Viscosity (8% solution at 85°C)15 - 45 mPa·s
SolubilityComplete in Hot Water (80°C - 90°C)
Packaging25 kg multi-wall craft paper bags / 120 kg plastic drums

Quality Assurance & Export Packaging

Our synthetic warp sizing agents are manufactured under strict ISO 9001 standards, ensuring batch-to-batch viscosity and film-forming consistency. Products are packed in moisture-sealed export bags and palletized for safe maritime and overland freight. Contact our chemical engineering team for custom sizing formulations or sample testing.