POLY(VINYL ACETATE) Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 9003-20-7 |
| Product name | POLY(VINYL ACETATE) |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Material GradeSpecialty GradeIndustrial GradeCosmetic GradeFood Grade |
| Packaging | 25KG/bag500KG/bag1000KG/bag |
| Sample | Test Samples Available (Click to Request Samples) |
| COA | View COA |
| Price | Get Quote |
| Supply Type | Bulk / Contract manufacturing / OEM |
| Shipping | FCL / LCL available |
| Payment Terms | Support FOB \ CIF \ EXW quotations, and accept Letter of Credit (L/C). |
| Manufacturer | Greenrock Chemical(China Factory) |
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Documents We Provide for POLY(VINYL ACETATE)
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk POLY(VINYL ACETATE) Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of POLY(VINYL ACETATE)
| Industry | Application | Process |
|---|---|---|
| Construction & Building Materials | Adhesives (e.g., tile adhesives, wall putties, wood bonding) | Preparation of polyvinyl acetate (PVAc) emulsions via emulsion polymerization, followed by formulation with other additives into aqueous adhesive systems |
| Packaging & Printing | Adhesives for laminating paper and plastic films | Synthesis of polyvinyl acetate (PVAc) via emulsion polymerization, with subsequent viscosity and drying performance adjustment for use in laminated packaging materials |
| Textile Industry | Fabric coatings and finishing agents | Application of polyvinyl acetate (PVAc) emulsion onto fabric surfaces, followed by thermal curing to form durable, flexible coatings |
| Wood Processing | Wood adhesives (e.g., for plywood manufacturing, furniture assembly) | Used as aqueous emulsions; water resistance and bond strength enhanced by pH adjustment and addition of crosslinking agents |
| Paper Industry | Paper strengthening agents and surface sizing agents | Applied as a surface sizing agent via spraying or immersion to improve tensile strength and surface smoothness |
| Consumer Chemicals | Craft adhesives (e.g., model glue, art glue) | Formulation of low-volatility, non-toxic aqueous colloids, with molecular weight and viscosity controlled to meet manual bonding requirements |
| Leather Industry | Leather finishing agents and adhesives | Use of polyvinyl acetate (PVAc) emulsion as a film-forming component in leather finishing to enhance appearance and flexibility |
Manufacturing Quality Control of POLY(VINYL ACETATE)
| Detection Item | Common Analytical Method | Method Overview |
|---|---|---|
| Solid Content | Gravimetric Analysis | Sample is dried to constant weight; solid content is calculated as mass percentage of residue relative to original sample. |
| Viscosity | Rotational Viscometry | Shear stress and shear rate are measured using a rotating spindle in the polymer solution to determine dynamic viscosity. |
| pH | Potentiometric Titration | Hydrogen ion activity is measured using a calibrated pH electrode in aqueous dispersion. |
| Residual Vinyl Acetate Monomer | Gas Chromatography (GC) | Volatile monomer is extracted and quantified by separation on a capillary column with flame ionization detection. |
| Acid Number | Acid-Base Titration | Free carboxylic acid groups are titrated with standardized KOH solution using phenolphthalein indicator. |
| Gel Fraction | Solvent Extraction and Gravimetry | Insoluble gel portion is separated by refluxing in suitable solvent (e.g., toluene), then dried and weighed. |
| Average Molecular Weight (Mw) | Gel Permeation Chromatography (GPC) | Polymer chains are size-separated in solution using porous columns; calibration with polystyrene standards yields molecular weight distribution. |
| Ash Content | Ignition at 550 C | Sample is incinerated to remove organic matter; residual inorganic oxide mass is measured gravimetrically. |
| Heavy Metals (Pb, Cd, Hg, Cr) | ICP-OES | Digestion followed by multi-element quantification via atomic emission from plasma-excited atoms. |
| Water Content | Karl Fischer Titration | Iodine reacts stoichiometrically with water in methanol-based reagent; endpoint detected electrometrically. |
| Color (APHA) | Visual or Spectrophotometric Comparison | Absorbance at 430 nm is measured and compared to platinum-cobalt standard solutions. |
| Particle Size Distribution | Laser Diffraction | Scattered laser light intensity pattern is analyzed to calculate volume-based particle size distribution in aqueous dispersion. |
Technical Specifications of POLY(VINYL ACETATE)
| Test Item | Specification |
|---|---|
| Appearance | White to off-white powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.2% |
| Single Impurity | <=0.3% |
| Acid Value (mg KOH/g) | <=2.0 mg KOH/g |
| Residue on Ignition | <=0.3% |
| Solubility | Soluble in acetone, ethyl acetate; insoluble in water |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of POLY(VINYL ACETATE)
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of POLY(VINYL ACETATE)
Industrial POLY(VINYL ACETATE) Procurement FAQ
1. How do you ensure product quality consistency?
We rely on a mature China-based manufacturing system and implement strict batch control and quality inspection for every shipment. Our production process complies with ISO 9001 standards, and a COA is provided for each batch to ensure consistent and reliable quality.
2. Do you offer competitive pricing for bulk orders?
Yes, as a China-based manufacturer and bulk supplier, we provide tiered pricing based on order volume. We support FOB and CIF quotations, as well as L/C payment terms for large transactions to meet international trade requirements.
3. Can you support large-volume or long-term supply?
We have stable production capacity and a well-established supply chain, enabling continuous bulk supply. We support ton-level and container-level orders, as well as long-term cooperation projects.
4. What is your typical lead time?
For in-stock products, shipment can be arranged within 1–3 days. For bulk packaging or customized orders, lead time depends on the specific quantity and production schedule.
5. What documents do you provide?
We can provide complete documentation upon request, including COA, SDS, TDS, and other compliance certificates, meeting industrial procurement and export requirements.
6. Can you customize product specifications or packaging?
Yes, we support customization of parameters such as purity, impurities, residual solvents, and heavy metals. We also offer various bulk packaging options, including 25kg bags, drums, and IBC tanks, suitable for industrial applications and transportation.
7. What shipping options do you support?
We support both FCL (Full Container Load) and LCL (Less than Container Load) shipments, and can flexibly arrange logistics solutions based on order size to meet bulk chemical export needs.
8. Do you provide technical or application support?
Yes, we provide basic application guidance and technical support based on industry experience to help customers optimize product usage.
9. How do you handle compliance and export regulations?
We are familiar with international trade and export regulations, ensuring all products comply with relevant requirements. We also provide complete documentation to support smooth customs clearance and global delivery.
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