Progress in using cross-linking technologies to increase the thermal stability of colloidal delivery systems

Area of Science:

• Food Science
• Materials Science
• Biotechnology

Background:

• Crosslinking is a process where molecules bond to form stable 3D networks, enhancing material properties like strength and heat resistance.
• Colloidal delivery systems are crucial in various industries, but their thermal stability often limits applications.
• Crosslinking technology has emerged as a key method to improve the thermal stability of these systems.

Purpose of the Study:

• To review crosslinking techniques for enhancing the thermal stability of colloidal delivery systems.
• To discuss the mechanisms and impacts of different crosslinking methods.
• To explore applications of crosslinked delivery systems in food and packaging.

Main Methods:

• Review of literature on enzyme-, ion-, chemical-, and combined crosslinking techniques.
• Analysis of the underlying mechanisms of these crosslinking processes.
• Discussion of the effects of crosslinking on the heat stability of colloidal systems.

Main Results:

• Crosslinking significantly improves the thermal stability of colloidal delivery systems.
• Proteins and polysaccharides can form more heat-stable systems through crosslinking.
• Applications include enhancing the stability of probiotics, polyphenols, pigments, and nutrients.

Conclusions:

• Crosslinking is an effective strategy for improving the thermal stability of colloidal delivery systems.
• Further research is needed to assess the impact of various crosslinking methods on diverse delivery systems and ensure safety and efficacy.
• This technology holds promise for food and food packaging applications requiring enhanced thermal resistance.