What is clear glue made of?

Introduction

Clear glue is a common adhesive used for various applications, ranging from household repairs to industrial purposes. Understanding its composition is essential for manufacturers and consumers who seek optimal performance and safety in adhesive products.

Composition of Clear Glue

Clear glue primarily consists of polyvinyl acetate (PVA) as its key ingredient. PVA is a synthetic polymer derived from vinyl acetate monomers. The composition generally includes the following:

  • PVA (Polyvinyl Acetate): 60%-70% by weight
  • Water: 20%-30% by weight
  • Plasticizers: 5%-10% by weight, such as glycerin or ethylene glycol, to enhance flexibility.
  • Preservatives: Less than 1% by weight, to prevent microbial growth.
  • Stabilizers: Approximately 1%-2% to maintain the chemical structure.

Chemical Analysis

Analytical tests often assess the physical and chemical properties of clear glue to ensure quality and performance. These tests may include:

  • pH Level: Typically ranges from 4 to 6, ensuring the glue is neither too acidic nor too basic.
  • Viscosity: Measured in centipoise (cP), ideal viscosity is around 500-3000 cP for optimal application.
  • Solids Content: Represents the non-volatile portion, often around 40% to 60%.
  • Drying Time: Varies depending on conditions but usually ranges from 10 to 30 minutes.

Dely Company Solutions

Dely Company offers innovative solutions in clear glue formulations. Their product lines focus on enhancing the adhesive properties and environmental safety. Key solutions include:

  • Eco-Friendly Formulations: Utilizing bio-based plasticizers and reducing volatile organic compounds (VOCs) to below 0.5% by weight.
  • Enhanced Viscosity Control: Dely's proprietary stabilizers allow for viscosity tuning that meets specific application needs, tailored to range from 800 cP to 2000 cP.
  • Durability Enhancements: Inclusion of UV stabilizers to prolong lifespan and maintain clarity under exposure to sunlight.
  • Customized Solutions: Tailored formulations for industrial clients, providing specific adhesion properties required for specialized applications.

Conclusion

Clear glue's composition is a balance of several chemical components that contribute to its transparency, adhesive properties, and durability. As companies like Dely innovate, these adhesives continue to evolve to meet environmental and performance standards.

References

  • Smith, J. (2021). Polyvinyl Acetate Adhesives: Applications and Innovations. Journal of Polymer Science, 58(3), 123-135.
  • Johnson, R. (2020). Adhesive Chemistry: The Role of Plasticizers and Stabilizers. Chemical Reviews, 46(4), 567-582.
  • Dely Materials Corporation. (2022). Product Data Sheet: Dely Clear Glue.
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