Acrylic acid / 2‑Hydroxypropyl acrylate (1:1)
CAS 55719-33-0, chemically identified as a combination of acrylic acid and 2-hydroxypropyl acrylate in a 1:1 ratio, serves as a versatile monomeric building block in polymer chemistry. This compound integrates the reactive carboxylic acid group of acrylic acid with the hydroxyl functionality of the acrylate ester. This dual-functional nature allows for the synthesis of polymers with tailored hydrophilicity, adhesion properties, and cross-linking capabilities. The material typically appears as a clear to slightly yellowish liquid and requires careful handling due to its reactive nature.
In industrial and research settings, this material is valued for its ability to undergo both radical polymerization and condensation reactions. It is frequently employed to introduce specific functional sites into polymer backbones, enhancing the performance of the final resin. Proper storage conditions, including the use of polymerization inhibitors and temperature control, are essential to maintain the stability of the monomer mixture and prevent premature gelation or exothermic reactions during transport and processing.
• This chemical intermediate is extensively utilized in the production of thermosetting acrylic resins for high-performance coatings. The presence of hydroxyl groups facilitates cross-linking with isocyanates or amino resins, resulting in durable, chemical-resistant finishes suitable for automotive and industrial equipment applications.
• In the adhesives and sealants industry, the 1:1 ratio of acrylic acid and 2-hydroxypropyl acrylate is used to balance substrate wetting and internal strength. The carboxylic acid groups promote excellent adhesion to metallic and polar surfaces, while the hydroxyl functionality allows for post-curing modifications that improve thermal stability and moisture resistance.
• The compound serves as a critical component in the formulation of UV-curable systems and specialty inks. By incorporating this monomer, manufacturers can adjust the viscosity and curing speed of the formulation, ensuring that the resulting films exhibit the necessary flexibility and toughness for packaging and printing applications.
• It is also employed in the development of water-treatment polymers and superabsorbent materials. The ionic character of the acrylic acid component combined with the solubility characteristics of the hydroxypropyl acrylate enables the creation of copolymers that effectively sequester metal ions or manage fluid absorption in various industrial processes.
Product Name: Acrylic acid / 2‑Hydroxypropyl acrylate (1:1)
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