CP 450

PVC Paste Resin Copolymer — Bulk supply across India & International Markets

What is CP 450?

CP 450 is a high-workability polyvinyl chloride (PVC) copolymer in paste resin form, engineered for excellent plasticity, liquidity, and thermal stability. Unlike general-purpose suspension PVC resins used for rigid pipe and profile extrusion, CP 450 is a paste-grade (emulsion/micro-suspension) PVC copolymer specifically designed to be dispersed in plasticisers to form smooth, flowable plastisols suitable for coating, printing, and adhesive applications.

Polychem Industries supplies CP 450 PVC Paste Resin to paint formulators, printing ink manufacturers, and adhesive/glue producers across India and internationally. Its fine particle size and excellent dispersion characteristics in plasticisers make it particularly well suited to applications requiring smooth, workable plastisol pastes with reliable thermal processing behaviour.

Available Grades

GradeFormPurityStandardApplications
Industrial / Paste Resin GradeWhite to off-white fine powderPolymer grade (industrial specification)IndustrialPaints, inks, adhesives, plastisol coatings

Applications & Uses

🎨

Paint Formulations

Used as a key resin component in specialty PVC-based paint and coating formulations, where its plastisol-forming characteristics contribute to coating flexibility, adhesion, and film-forming properties on various substrates.

🖨️

Printing Inks

Used in PVC-based printing ink formulations, particularly for applications requiring flexible, durable printed films such as on plastic substrates, textiles, or flexible packaging materials.

🧪

General Adhesives & Glue

Used as a resin component in general adhesive and glue formulations where its paste-forming properties and thermal processing characteristics contribute to the development of flexible, durable bonded joints.

🧴

Plastisol Coatings

Used to formulate plastisols — dispersions of PVC resin in liquid plasticiser — which are applied as coatings and then heat-fused (gelled and fused) to form continuous flexible PVC films on various substrates including textiles, metal, and fabric.

🏭

Dip Coating & Slush Moulding

Suited to dip coating and slush moulding processes where the paste resin's fine particle size and flow characteristics allow for smooth coating application and even thickness distribution on coated parts.

📋

Flexible Sheet & Film Applications

Used in certain flexible PVC sheet and film production processes where the paste resin grade contributes specific processing and flexibility characteristics to the finished product.

Technical Specifications

CP 450 — Key Properties

Chemical FormulaVinyl Chloride-Vinyl Acetate Copolymer
CAS Number9003-22-9
Molecular WeightHigh molecular weight polymer
AppearanceWhite to off-white fine powder
PurityPolymer grade (industrial specification)
K-ValueTypically 65–70 (paste resin range)
Density / Bulk DensityBulk density: 0.4–0.5 g/cm3
pHNot applicable (polymer powder)
Packaging Available25 kg bags
StorageStore in cool, dry place away from moisture and direct sunlight. Keep sealed in original packaging until use.

Why Source CP 450 from Polychem Industries?

  • High-workability paste resin grade with excellent plasticity and liquidity
  • Technical data sheet available on request
  • Suited to paint, ink, adhesive and plastisol coating applications
  • Reliable bulk supply for formulators across multiple industries
  • Competitive pricing with consistent quality
  • Export documentation experience for international shipments

Frequently Asked Questions

What does the "450" refer to in CP 450?
The numerical designation in paste-grade PVC resin names like CP 450 typically refers to a grade or viscosity/processing classification specific to the manufacturer's product naming convention, distinguishing it from other grades in the same paste resin product family with different particle size, K-value, or plasticiser absorption characteristics.
What is the difference between paste-grade PVC resin and general suspension PVC resin?
Paste-grade (emulsion or micro-suspension) PVC resin like CP 450 has a much finer particle size than general-purpose suspension PVC resin used in rigid pipe and profile extrusion. This fine particle size allows paste resin to be readily dispersed in liquid plasticisers to form smooth, flowable plastisol pastes, which is essential for coating, printing ink, and adhesive applications where a liquid or paste-form material is required rather than a solid moulding compound.
How is CP 450 typically processed into a finished product?
CP 450 paste resin is first dispersed into a liquid plasticiser system along with other formulation additives to create a plastisol paste. This paste is then applied to the target substrate (via coating, printing, dipping, or moulding) and subsequently heated, causing the PVC particles to gel and fuse together, forming a continuous, flexible PVC film or coating on the substrate.
Do you export CP 450 outside India?
Yes. We export to Bangladesh, Sri Lanka, Nepal, Bhutan, and South Africa with full export documentation. Contact us for export pricing and lead times.

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