[Progress in improving the properties of dissolving pulp by enzymes]

Area of Science:

• Biotechnology
• Materials Science
• Forest Products Chemistry

Background:

• Dissolving pulp, a high-purity cellulose material, is crucial for producing regenerated cellulose fibers, esters, and ethers.
• Key properties of dissolving pulp, including alpha-cellulose content, viscosity, and molecular weight distribution, significantly impact downstream product performance.
• Enzymatic treatments offer a green, efficient approach to modify dissolving pulp properties.

Purpose of the Study:

• To review the essential properties of dissolving pulp.
• To recommend specific enzymes for improving these properties.
• To explore the application and research status of cellulase and xylanase in dissolving pulp modification.

Main Methods:

• Literature review focusing on dissolving pulp properties and enzymatic modification.
• Analysis of current research on cellulase and xylanase applications.
• Identification of challenges and future research directions in enzymatic pulp improvement.

Main Results:

• Identified critical dissolving pulp properties influencing derivative production.
• Highlighted the potential of enzymes, particularly cellulase and xylanase, for targeted pulp modification.
• Summarized current research trends and limitations in enzymatic pulp enhancement.

Conclusions:

• Enzymatic modification presents a promising avenue for optimizing dissolving pulp for advanced material production.
• Further research is needed to address current challenges and fully realize the potential of enzyme technology in this field.
• Enzyme-assisted pulp processing offers a sustainable and efficient route for high-value cellulose-based products.