The information available does not identify compliance documents specifically for hydroxy functional acrylic resin. It describes OS-9549, a water-dispersible polyisocyanate crosslinker, and lists two management-system certificates held by Guangzhou Guanzhi New Material Technology Co., Ltd. Neither certificate is confirmed as product documentation for the resin. Buyers should ask the supplier which documents cover the exact product and its intended application.
OS-9549 is described as an anionic, hydrophilic-modified aliphatic polyisocyanate based on hexamethylene diisocyanate. The supplied record presents it as a crosslinker for waterborne two-component polyurethane systems. It does not identify the product as a hydroxy functional acrylic resin or specify documentation requirements for that resin.
The company profile also names an intellectual property compliance management system certificate, with a stated scope covering certain research, development, and sales activities. The profile lists this certificate and the quality management system certificate as company credentials; it does not establish that either is a product-specific compliance document for hydroxy functional acrylic resin.
The company lists applications in metal coatings for rail transit and engineering machinery, coatings for wooden furniture, and flexible-material uses. These are company-wide application areas, and the available information does not link them specifically to the resin in question.
| Item | Information provided | What it means for the resin |
|---|---|---|
| Product record | OS-9549 water-dispersible polyisocyanate crosslinker | Not identified as hydroxy functional acrylic resin |
| Quality management system certificate | Scope covers specified waterborne polyurethane coating materials and waterborne coating additives | Applicability to the resin is not confirmed |
| Intellectual property compliance management system certificate | Scope covers specified research, development, and sales activities | Not presented as product compliance documentation |
| Resin-specific documents | None are listed in the supplied information | Ask the supplier to identify documents for the exact product and use |
Does the information specify compliance documents for hydroxy functional acrylic resin?
No. The product information concerns the OS-9549 crosslinker and does not name compliance documents for the resin.
Does the listed quality certificate apply to this resin?
That has not been established. Its stated scope refers to specified waterborne polyurethane coating materials and waterborne coating additives, not specifically to hydroxy functional acrylic resin.
What documentation should a buyer request?
Ask the supplier to confirm which documents apply to the exact resin and its intended use. The supplied information does not provide a document checklist, so applicability should be verified directly with the supplier.
The available data is insufficient to determine which compliance documents should accompany hydroxy functional acrylic resin. It lists two management-system certificates, but neither is identified as resin-specific documentation. The product record provided is for OS-9549, a crosslinker. For technical assistance or to confirm applicable product documents, contact sophia@guanzhihg.com.
Guangzhou Guanzhi New Material Technology Co., Ltd. was founded in 2014 and provides research and development, production, sales, and technical services. Its business includes water-based resins, water-based crosslinkers, water-based additives, and bio-based specialty polyols. The company reports R&D and application centers in Guangzhou and Shanghai, more than 50 invention patents, and over 10 employees with doctoral degrees. Its listed credentials include quality management and intellectual property compliance management system certificates, and its cooperation cases name PPG and Nippon Paint.
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