Hydroxypropyl acrylate Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 25584-83-2 |
| Product name | Hydroxypropyl acrylate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeIndustrial GradeSpecialty GradeElectronic GradeMaterial Grade |
| Packaging | 25L/drum200L/drum1000L/IBC |
| 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 Hydroxypropyl acrylate
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Hydroxypropyl acrylate Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Hydroxypropyl acrylate
| Industry | Application | Process |
|---|---|---|
| Coatings | Acts as a reactive diluent and crosslinking monomer to enhance coating hardness, adhesion, and chemical resistance | Copolymerized with other acrylates in free-radical polymerization or UV-curing processes |
| Inks | Improves film flexibility, adhesion, and curing speed | Used as a reactive monomer in UV-curable ink formulations to participate in photopolymerization |
| Adhesives | Enhances initial tack, cohesive strength, and heat resistance | Copolymerized with vinyl acetate, butyl acrylate, etc., to produce pressure-sensitive adhesive emulsions or hot-melt adhesives |
| Electronic Chemicals | Modifies photoresists and encapsulation materials to improve resolution and etch resistance | Serves as a polymerizable crosslinking unit in photosensitive resins, undergoing polymerization upon UV exposure |
| Textile Auxiliaries | Functions as a crosslinking monomer in fabric finishing agents to impart wrinkle resistance, shrink resistance, and soil release properties | Formulated with nitrogen-containing resins (e.g., melamine-formaldehyde resin) and fixed via thermal curing |
| Medical Materials | Hydrophilic functional monomer for synthesizing hydrogels, drug delivery carriers, and biomedical adhesives | Copolymerized with N-isopropylacrylamide, etc., to form thermosensitive hydrogels via free-radical initiation |
Manufacturing Quality Control of Hydroxypropyl acrylate
| Milestone Item | Common Testing Methods | Method Overview |
|---|---|---|
| Purity/Main Content | Gas Chromatography (GC) | Capillary column gas chromatography is used, with retention time and peak area compared to standard substances to quantitatively determine the main component content of HPA. |
| Acid Value | Acid-Base Titration | Using phenolphthalein as an indicator, free acid in the sample is titrated with a standard potassium hydroxide ethanol solution, and the acid value (mg KOH/g) is calculated. |
| Moisture Content | Karl Fischer Method | The Karl Fischer reagent reacts with water in the sample using potentiometric or coulometric methods to accurately measure trace moisture content. |
| Color | Visual Colorimetry or Platinum-Cobalt Colorimetry | The sample is compared with standard color solutions to evaluate its color intensity, usually expressed in APHA or Hazen units. |
| Inhibitor Content (e.g., MEHQ) | High Performance Liquid Chromatography (HPLC) | Reverse-phase HPLC is used to separate and quantify inhibitors such as methyl ethyl hydroquinone (MEHQ), ensuring storage stability. |
| Hydroxyl Value | Acetylation + Titration | The sample reacts with acetic anhydride to form esters. After hydrolysis, excess acid is titrated with NaOH to calculate the hydroxyl group content (mg KOH/g). |
| Refractive Index | Abe Refractometer Method | The refractive index of the sample is measured at a specified temperature (e.g., 20°C) to assist in assessing purity and consistency. |
| Density | Density Meter Method or Vibrating Tube Density Meter Method | The mass per unit volume is measured at a standard temperature to support quality control and batch consistency verification. |
| Appearance | Visual Inspection | Observe whether the sample is a clear liquid ranging from colorless to light yellow, and check for any suspended particles, turbidity, or layering. |
| Volatile Organic Compounds (VOCs) | Headspace-Gas Chromatography (HS-GC) | By using headspace sampling combined with GC analysis, residual solvents or other volatile impurities are detected. |
Technical Specifications of Hydroxypropyl acrylate
| Test Item | Specification |
|---|---|
| Appearance | Colorless to almost colorless, clear liquid |
| Purity | >=98.5% (GC) |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.5% |
| Single Impurity | <=0.5% |
| Refractive Index (n20/D) | 1.435 - 1.445 |
| Relative Density (20°C/25°C) | 1.075 - 1.085 g/cm³ |
| Acid Value (mg KOH/g) | <=0.5 |
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 Hydroxypropyl acrylate
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NMR Spectra of Hydroxypropyl acrylate
Packaging of Hydroxypropyl acrylate
Industrial Hydroxypropyl acrylate 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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