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Properties of the modified cellulosic fabrics using polyurethane acrylate copolymers
Shazia Tabasum1, Mohammad Zuber, Abdul Jabbar
1Institute of Chemistry, Government College University, Faisalabad 38030, Pakistan.
Carbohydrate Polymers
|April 3, 2013
Summary
Polyurethane acrylate copolymers (PAC) were synthesized for fabric applications. Higher molecular weight polycaprolactone diol improved emulsion stability, enhancing material properties and performance.
Area of Science:
- Polymer Chemistry
- Materials Science
Background:
- Polyurethane acrylate copolymers (PAC) are versatile materials with potential applications in textiles.
- Optimizing PAC synthesis is crucial for achieving desired physicochemical properties and performance.
Purpose of the Study:
- To synthesize PAC via emulsion polymerization.
- To characterize the synthesized PAC and evaluate its properties.
- To assess the performance of PAC on poly-cotton fabrics.
Main Methods:
- Three-step emulsion polymerization using specific monomers (toluene-2,4-diisocyanate, hydroxy terminated poly(caprolactone) diol, 2-hydroxyethylacrylate, butyl acrylate).
- Fourier Transform Infrared (FT-IR) spectroscopy for structural analysis.
- Evaluation of physicochemical properties: solid content, tackiness, film appearance, emulsion stability.
- Colorfastness testing on treated poly-cotton fabrics.
Main Results:
- FT-IR confirmed the successful synthesis of PAC with the proposed structure.
- Physicochemical properties were evaluated and correlated with synthesis parameters.
- Emulsion stability was identified as a key factor influencing PAC application performance.
- Increased molecular weight of polycaprolactone diol led to enhanced emulsion stability.
Conclusions:
- Emulsion stability is critical for effective PAC application in textiles.
- The molecular weight of polycaprolactone diol directly impacts PAC emulsion stability.
- Optimized PAC synthesis can lead to improved fabric treatment outcomes.
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