Cool quick-drying hydrophilic polyester fiber and preparation method thereof
A polyester fiber and hydrophilic technology, applied in fiber treatment, single-component polyester rayon, conductive/antistatic filament manufacturing, etc., can solve the problems of poor hygroscopicity and heat absorption, and save dyeing costs , The effect of broadening the scope of application
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Examples
Embodiment 1
[0025] Use commercially available hydrophilic polyester with a melting point of 240°C, an intrinsic viscosity (η) of 0.66dl / g, and a conventional moisture regain of 1.5%.
[0026] (1) Prepare hydrophilic polyester, jade powder, pearl powder, and higher fatty acid magnesium salt according to the mass ratio of 78:10:10:2 to prepare cold masterbatch;
[0027] (2) Blend and spin the cold masterbatch and hydrophilic polyester according to the mass ratio of 5:95, the spinning temperature is 280°C, and the filter precision is 25u;
[0028] (3) The spinneret with cross-shaped spinneret holes, the spinning speed is 4300m / min, the draft ratio is 2.6, and the setting temperature is 120°C, and the ice-cooled quick-drying hydrophilic polyester fiber 1 is prepared.
[0029] Ice-cooling and quick-drying hydrophilic polyester fiber 1 cross-section is cross-shaped, breaking strength 3.4cN / dtex, breaking elongation 22%, has good hygroscopicity, excellent moisture and water vapor transportabilit...
Embodiment 2
[0031] Commercially available hydrophilic polyester with a melting point of 235°C, an intrinsic viscosity (η) of 0.63dl / g, and a public moisture regain of 1.8%.
[0032] (1) Prepare hydrophilic polyester, jade powder, pearl powder, and higher fatty acid magnesium salt according to the mass ratio of 70:13:14:3 to prepare cold masterbatch;
[0033] (2) Blend and spin the cold masterbatch and hydrophilic polyester according to the mass ratio of 4:96, the spinning temperature is 276°C, and the filter precision is 15u;
[0034] (3) The spinneret with cross-shaped spinneret holes, the spinning speed is 4000m / min, the draft ratio is 2.8, and the setting temperature is 117°C, and the ice-cooled quick-drying hydrophilic polyester fiber 2 is prepared.
[0035] Ice-cooling and quick-drying hydrophilic polyester fiber 2 cross-section is cross-shaped, breaking strength 3.0cN / dtex, breaking elongation 28%, has good hygroscopicity, excellent moisture and water vapor transportability, can con...
Embodiment 3
[0037] Commercially available hydrophilic polyester with a melting point of 245°C, an intrinsic viscosity (η) of 0.68dl / g, and a public moisture regain of 1.2%.
[0038] (1) Prepare hydrophilic polyester, jade powder, pearl powder, and higher fatty acid calcium salts according to the mass ratio of 75:11:12:2 to prepare cold masterbatches;
[0039] (2) Blend and spin the cold masterbatch and hydrophilic polyester according to the mass ratio of 6:94, the spinning temperature is 283°C, and the filter precision is 40u;
[0040] (3) The spinneret with cross-shaped spinneret holes, the spinning speed is 4600m / min, the draft ratio is 2.4, and the setting temperature is 122°C, and the cold and quick-drying hydrophilic polyester fiber 3 is prepared.
[0041] The cross-section of ice-cooling and quick-drying hydrophilic polyester fiber is cross-shaped, the breaking strength is 3.8cN / dtex, and the breaking elongation is 25%. Contains trace elements and amino acids.
PUM
Property | Measurement | Unit |
---|---|---|
Breaking strength | aaaaa | aaaaa |
Melting point | aaaaa | aaaaa |
Intrinsic viscosity | aaaaa | aaaaa |
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com