Products Description
Ethoxylated Trimethylolpropane Triacrylate, referred to as ETPTA and also known as Trimethylolpropane ethoxylate triacrylate, has a CAS number of 28961 - 43 - 5. Its molecular formula is C₂₁H₃₂O₉, and its molecular weight is 428.47.
Ethoxylated Trimethylolpropane Triacrylate is a colorless or light yellow transparent liquid, soluble in organic solvents such as aromatic hydrocarbons and ethanol, but insoluble in water. It has a density of about 1.11g/cm³, a viscosity generally of 70±10cps at 25℃, a flash point of 113℃ (closed cup), and a refractive index of about 1.469.
Basic Info
| Product Name | Active Monomers Ethoxylated Trimethylolpropane Triacrylate CAS 28961-43-5 for inks and coatings |
| CAS: | 28961-43-5 |
| MF: | C21H32O9 |
| Appearance (25°C) | Clear Liquid |
| Viscosity (cps at 25°C ) | 50- 80 |
| Acid Value (mg KOH/g) | 0.2max |
| Color (APHA) | 50max |
| Specific Gravity (25°C ) | 1.100-1.115 |
| Refractive Index (25°C ) | 1.465 - 1.475 |
| Moisture (%) | 0.15max |
| Ihibitor (MEHQ, ppm) | 150-300 |
Packaging and storage
In the coatings field, Ethoxylated Trimethylolpropane Triacrylate can serve as a reactive diluent for radiation - curing coatings, light - curing coatings, etc. It can reduce the viscosity of the coating system, increase the curing speed, and improve the properties of the cured film, such as flexibility, hardness and adhesion.
In the ink field, when used in ink formulations, it helps enhance the drying performance, adhesion and gloss of inks, enabling printed products to have better quality and durability.
In the adhesive field, it can be employed as an active diluent in adhesives to boost the curing speed and performance of adhesives and strengthen the bonding strength to various materials.
Uses
Material surface modification: 1,3-Diethoxy-1,1,3,3-tetramethyldisiloxane In materials science, it is used to modify the surface of materials. It can be grafted to the surface of materials through chemical reactions, giving the surface of materials better hydrophobicity, corrosion resistance, wear resistance and other properties, thereby improving the service life and stability of materials. It has potential applications in the surface treatment of metal materials, polymer materials, etc.
Preparation of silicone rubber and silicone oil: 1,1,3,3-TETRAMETHYL-1,3-DIETHOXYDISILOXANE plays a role in the production of silicone rubber and silicone oil. It is one of the important raw materials for synthesizing silicone rubber and silicone oil with certain specific structures and properties. It helps to adjust the molecular weight, crosslinking degree and other parameters of silicone rubber and silicone oil, thereby affecting the physical and chemical properties of the products, such as flexibility, heat resistance, weather resistance, etc.
Company Profile
Gnee Chem is an enterprise specialising in the research, development, production and sales of phytochemicals and fine chemicals.Our factory was established in 2016 and is located in Henan Province, covering an area of 3,600 square metres. We have a professional, well-equipped and high-quality R&D team with more than 10 years of R&D experience. Our products are widely exported to many countries, such as the United States, Russia, Canada, Australia, Europe, etc., and we provide customers with fast shipping services. We hope to establish long-term and mutually beneficial cooperation with more friends in the future, and provide the best products and services for our customers.
Contact Us
Tel: +86-372-5055135
Mob: +86-13673325456
Email: sales@gneebio.com
FAQ
Can your company accept customisation and meet customers' special specifications?
Yes, we can.
What are your payment terms?
Wire transfer, paypal, western union, money order and bitcoin.
What is your delivery time?
We usually ship within 1-3 days after receiving your payment.
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