Eco-Friendly Strength with Bio-Adhesive Innovation

Introduction

In today’s environmentally conscious world, the demand for sustainable, non-toxic alternatives to synthetic adhesives is increasing. Whether for medical applications, construction, or industrial use, our patented bio-adhesive offers an innovative, natural solution. It combines the strength and durability required for demanding applications with an eco-friendly formulation derived from biological sources. This groundbreaking bio-adhesive has the potential to transform industries by providing a safer, greener, and highly effective adhesive alternative.

Challenges with Conventional Adhesives

The majority of traditional adhesives are petroleum-based and rely on chemical solvents that can be harmful to both human health and the environment. These adhesives often contain volatile organic compounds (VOCs), which contribute to air pollution and can cause long-term health issues. In medical settings, synthetic adhesives may provoke allergic reactions or fail to bond effectively to biological tissues, limiting their usefulness in wound closure or surgical applications.

In construction and industrial environments, the reliance on non-renewable resources and toxic chemicals in adhesives is becoming a growing concern. The need for stronger, safer, and more environmentally friendly bonding agents is urgent, as industries seek ways to reduce their carbon footprint and offer safer solutions to consumers and workers.

A Greener, Stronger Bio-Adhesive Solution

Our bio-adhesive innovation offers a sustainable alternative to conventional adhesives by utilizing biological materials that provide high-strength bonding while being biodegradable and non-toxic. Ideal for a range of applications, this adhesive is particularly well-suited for medical purposes, where it can be used for wound closure, tissue repair, and post-surgical healing. Its biocompatibility ensures that it bonds well with living tissues, reducing the risk of complications in medical settings.

In industrial and construction applications, this bio-adhesive offers excellent bonding strength comparable to conventional adhesives, but with the added benefits of being environmentally friendly and safe to handle. The adhesive can be used in the production of eco-friendly materials and products, helping companies meet regulatory standards and sustainability goals.

Key Benefits

  • Eco-Friendly: Derived from biological sources, reducing environmental impact.
  • Biocompatible: Ideal for medical applications such as wound closure and surgical use.
  • Non-Toxic: Safe for human health and the environment, free from harmful VOCs.
  • Versatile Applications: Suitable for medical, construction, and industrial uses.

Join the Future of Adhesives with Bio-Adhesive Innovation

Licensing this bio-adhesive technology offers companies in healthcare, construction, and industry a sustainable, high-performance alternative to traditional adhesives. With its eco-friendly formulation and versatile applications, this innovation is the future of adhesive technology.

The present application relates generally to bio-adhesive components isolated from bio-oil prepared from animal waste, methods of preparation of the bio-adhesive components and uses thereof. Such uses include, but are not limited to, asphalt bio-binders, bio-adhesion promoters, asphalt bio-rejuvenators, asphalt bio-extenders, bio-asphalt as well as uses in roofing, soil stabilization, crack and joint sealing and flooring adhesives.

What is claimed:

1. A bio-adhesive composition comprising a heavy liquid fraction and a bio-residue, wherein the composition has a viscosity of about 0.5 cP at 135° C., wherein said heavy liquid fraction and bio-residue are isolated from bio-oil produced from animal waste and wherein said bio-adhesive composition does not contain a light liquid fraction from said bio-oil.
2. The bio-adhesive composition of claim 1, wherein the composition is free of compounds that have a boiling point at 3 mm Hg of less than 60° C.
3. The bio-adhesive composition of claim 1, wherein the animal waste comprises beef manure, dairy manure, swine manure, sheep manure, poultry manure or combinations thereof.
4. The bio-adhesive composition of claim 3, wherein the animal waste comprises swine manure comprising at least about 30% solid manure.
5. A bio-adhesive composition comprising a heavy liquid fraction having a viscosity of between about 0.1 cP and about 0.5 cP at 135° C., wherein said heavy liquid fraction is isolated from bio-oil produced from animal waste and said bio-adhesive composition does not contain a light liquid fraction from said bio-oil.
6. The bio-adhesive composition of claim 5, wherein the composition is free of compounds that have a boiling point at 3 mm Hg of less than 60° C.

7. The bio-adhesive composition of claim 5, wherein the bio-adhesive composition comprises:

(a) a heavy liquid fraction comprising at least about 5% by weight of amide-containing compounds, or
(b) a heavy liquid fraction comprising up to about 5% by weight of amide-containing compounds.
8. The bio-adhesive composition of claim 7, wherein the bio-adhesive composition comprises a heavy liquid fraction comprising at least about 5% by weight of amide-containing compounds.
9. The bio-adhesive composition of claim 8, wherein the bio-adhesive composition comprises a heavy liquid fraction comprising at least about 10% by weight of amide-containing compounds.
10. The bio-adhesive composition of claim 9, wherein the bio-adhesive composition comprises a heavy liquid fraction comprising at least 15% by weight of amide-containing compounds.
11. The bio-adhesive composition of claim 9, wherein the bio-adhesive composition comprises a heavy liquid fraction comprising 10-20% by weight of amide-containing compounds.
12. The bio-adhesive composition of claim 11, wherein the composition has a viscosity of about 0.1 cP.
13. The bio-adhesive composition of claim 7, wherein the composition has a viscosity of about 0.1 cP.
14. The bio-adhesive composition of claim 5, wherein the animal waste comprises beef manure, dairy manure, swine manure, sheep manure, poultry manure or combinations thereof.
15. The bio-adhesive composition of claim 14, wherein the animal waste comprises swine manure.
16. The bio-adhesive composition of claim 15, wherein the swine manure comprises at least about 30% solid manure.
17. A bio-adhesive composition comprising a bio-residue having a viscosity of at least about 0.4 cP at 135° C., wherein said bio-residue is isolated from bio-oil produced from animal waste, and wherein said bio-adhesive composition does not contain a light liquid fraction from said bio-oil.
18. The bio-adhesive composition of claim 17, wherein the composition is free of compounds that have a boiling point at 3 mm Hg of less than 60° C.
19. The bio-adhesive composition of claim 17, wherein the animal waste comprises beef manure, dairy manure, swine manure, sheep manure, poultry manure or combinations thereof.
20. The bio-adhesive composition of claim 19, wherein the animal waste comprises swine manure comprising at least about 30% solid manure.

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Title

Preparation and uses of bio-adhesives

Inventor(s)

Elham H. Fini

Assignee(s)

North Carolina A&T State University

Patent #

10077356

Patent Date

September 18, 2018

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