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Act As Antioxidants To Prevent Oxidation And Hydrolysis Protect Against Degradation Caused by UV Radiation And Provide Some Level of Hydrolysis Resistance
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Act As Antioxidants To Prevent Oxidation And Hydrolysis Protect Against Degradation Caused by UV Radiation And Provide Some Level of Hydrolysis Resistance

The use of anti-hydrolysis agents in acrylic esters or acrylate polymers can be important to enhance the material's resistance to degradation caused by hydrolysis—a chemical reaction involving the cleavage of chemical bonds in the presence of water. While specific formulations and product names can vary, here are some general types of anti-hydrolysis agents that may be used in acrylic esters:
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  • Bio-SAH™ 302Liquid

  • Bio-SAH™

The use of anti-hydrolysis agents in acrylic esters or acrylate polymers can be important to enhance the material's resistance to degradation caused by hydrolysis—a chemical reaction involving the cleavage of chemical bonds in the presence of water. While specific formulations and product names can vary, here are some general types of anti-hydrolysis agents that may be used in acrylic esters:

  1. Phosphites and Phosphonites:

    • Example: Tris(2,4-di-tert-butylphenyl) phosphite (TNPP).

    • Function: Provide thermal and hydrolytic stability.

  2. Hindered Phenols:

    • Example: 2,6-Di-tert-butyl-4-methylphenol (BHT).

    • Function: Act as antioxidants to prevent oxidation and hydrolysis.

  3. Hindered Amine Light Stabilizers (HALS):

    • Example: Tinuvin series.

    • Function: Protect against degradation caused by UV radiation and provide some level of hydrolysis resistance.

  4. Polymeric Stabilizers:

    • Example: Polymeric hindered phenols.

    • Function: Offer multifunctional benefits, including anti-hydrolysis properties.

  5. Silane Coupling Agents:

    • Example: Vinyltrimethoxysilane.

    • Function: Improve adhesion and hydrolytic stability in polymer blends.

  6. UV Absorbers:

    • Example: Benzophenones, benzotriazoles.

    • Function: Protect against UV-induced degradation and, to some extent, hydrolysis.

  7. Custom Formulations:

    • Some manufacturers may use proprietary formulations that combine various additives to achieve anti-hydrolysis properties tailored to specific acrylic ester polymers.

The choice of anti-hydrolysis agent depends on factors such as the specific acrylic ester polymer, processing conditions, and the intended application. Manufacturers often work closely with additive suppliers or polymer experts to optimize formulations for the desired level of hydrolysis resistance.

It's advisable to consult with your material supplier or a polymer formulation expert to get specific recommendations tailored to your acrylic ester polymer and application requirements


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