Textile Chemistry

Units: 3

Industrially important textile chemicals used for enhancing fiber and fabric properties such as durable press, water repellency, anti-soiling, flame retardancy, softness, stiffness, lubricity and other uses. Correlation of effect with structure, end-use influences, interaction with fabric and fibers, sources and synthetic routes, economic and environmental considerations.

Offered in Spring Only

Units: 3

Principles of step reaction and addition polymerizations; copolymerization; emulsion polymerization; ionic polymerization; characterization of polymers; molecular structure and properties.

Offered in Fall Only

Units: 3

Poly[olefins], poly[vinyl chloride], poly[vinyl acetate], poly[urethanes], epoxies, silicones, styrene copolymers used as textile finishes, nonwoven binders, fabric coatings, composites, adhesives, foams, carpet backing adhesives. Emphasis upon synthesis, industrial processes, properties and products.

Offered in Spring Only

Units: 1 - 4

New or special course on developments in textile engineering and science. Specific topics and prerequisites identified vary. Generally used for first offering of a new course.

Offered in Fall Spring Summer

Units: 3

Practical and theoretical analysis of the chemical and physical principles underlying conventional methods of converting bulk polymer to fiber; rheology; melt, dry and wet polymer extrusion; fiber drawing; heat setting; general theory applied to unit processes.

Offered in Spring Only

Units: 3

Mechanisms of dyeing. Application of thermodynamics to dyeing systems. Kinetics of diffusion in dyeing processes.

Offered in Spring Only

Units: 3

Basis of modern techniques for color specification, measurement, control and communication. Applications of color science to textiles, plastics, color reproduction, computer-based imaging and display systems. Basic concepts taught by computer color graphics.

Offered in Fall Only

Units: 1

Exercises with modern methods and equipment to aid in understanding color perception, color science and color measurement. Computer color graphics exercises for comprehension of basic concepts. Independent projects in color science. Limited enrollment.

Offered in Fall Only

Units: 3

The primary course purpose is to gain a strong fundamental understanding of the chemistry and technology of preparation, dyes, dyeing and finishes. Emphasis will be on the chemistry of different bleach activators, surfactants, photophysics and photochemistry of FWAs, modulations of dyes structures to influence color, tinctorial strength, light fastness, wash fastness and aggregation. Chemistry of different dye classes will be studied with emphasis on structure-property relationships and dye-fiber interactions. Dyeing isotherms [Nernst and Langmuir], kinetics of dyeing with emphasis on derivation of Nernst and Langmuir based on thermodynamics and kinetics principles will be covered with practical examples of dyeing at different temperature and how to calculate thermodynamic parameters of dyeing [entropy, standard affinity and isotherm constants of Nernst and Langmuir]. Chemistry of different finishes, including soil release, chemistry of flame retardants and mechanisms of flame retardancy, antimicrobial and water and oil repellency, will be covered with emphasis on structure-property relationships.

Offered in Fall and Spring

Units: 3

Correlation of color and chemical constitution, synthetic routes for popular dyes of all important types; electronic mechanisms for reactive dyes; chemistry of dye interactions with light, washing and other in-use influences; economic and environmental considerations.

Offered in Spring Only

Units: 3

Exploration of connections between microstructures and properties of polymers afforded by analysis of their conformational characteristics. Analysis of NMR spectroscopy and conformational energy estimates to establish polymer microstructures and resultant sizes and shapes of polymer chains, which then related to their unique and rich variety of physical properties.

Offered in Fall Only

YEAR: Offered Alternate Even Years

Units: 1 - 6

Intensive treatments of selected topics in textile, polymer and fiber science.

Offered in Fall and Spring

Units: 1 - 6

Study of selected topics of particular interest in various advanced phases of fiber science.

Offered in Fall and Spring

Units: 3

Theory and application of instruments and control systems used in modern textile plants. Description of basic instruments and computer systems along with their use in process control, production control, research and development.

Offered in Spring Only

Units: 3

Systematic approach [Lean Six Sigma philosophy] for improving products and processes. Defining the improvement opportunity, measurement system analysis, data collection, statistical analysis, design of experiment [DOE] methods, and statistical process control [SPC] methods. Application of Lean Six sigma methods to improve product or process.

Offered in Spring Only

Units: 4

Textile information system design, real-world constraints. Principles of hardware, software, security and ethics issues. Emphasis on solving a real world problem. Credit will not be given for both TE 440 and TE 540.

Offered in Fall Only

Units: 3

The course presents scientific principles for characterization and development of comfortable and/or protective textiles and clothing. Properties associated with human tactile response, thermal comfort and heat stress are emphasized. Inherent issues of balancing comfort versus protection are illustrated by research studies on performance garments or protective clothing systems. Methods and standards for evaluating comfort and protective performance range from bench level instruments to system level tests for ensembles using instrumented manikins, human clothing wear trials, and physiological tests.

Offered in Fall Only

Units: 3

This course addresses key principles involved in the interaction between textiles and the human being: basic anatomy and physiology, individual differences, heat balance and ergonomics. Effects of climate and clothing systems on physiology and ability to perform work, and thermal strain of active, clothed humans will be the focus. Students will conduct thermal analysis of human heat balance, including the influence of clothing. Measurements techniques related to exercise physiology, and application of sensors and instruments systems will be discussed.

Offered in Fall Only

Units: 3

This course concentrates on design, construction, and use of discrete/continuous simulation object-based models employing the SIMIO software, with application to manufacturing, service, and healthcare. The focus is on methods for modeling and analyzing complex problems using simulation objects. Analysis includes data-based modeling, process design, input modeling, output analysis, and the use of 3D animation with other graphical displays. Object-oriented modeling is used to extend models and enhance re-usability.

Offered in Spring Only

Units: 3

Fiber architecture of textiles used for composites. Manufacturing processes and geometric quantification. Basic analysis for predicting elastic properties. Interrelationship of elastic properties and geometric quantities. Failure criteria for these materials.

Offered in Fall Only

Units: 3

In-depth study of the engineering design of biomedical polymers and implants. Polymeric biomaterials, including polymer synthesis and structure, polymer properties as related to designing orthopedic and vascular grafts. Designing textile products as biomaterials including surface modification and characterization techniques. Bioresorbable polymers.

Offered in Spring Only

Units: 3

Polymer microstructures, solutions, physical states [including amorphous polymers, crystalline polymers, polymer melts, melting of polymers, glass-transition, and other transitions], polymer blends, mechanical properties, and viscoelasticity and flow, multicomponent polymer systems, and modern polymer topics. The physics of polymer fibers. Graduate standing or permission of instructor.

Offered in Fall Only

Units: 1 - 4

New or special course on developments in textile engineering and science. Specific topics and prerequisites identified vary. Generally used for first offering of a new course.

Offered in Fall Spring Summer

Units: 3

Art and science of light and electron microscopy; theoretical and practical aspects of visibility, resolution and contrast. Laboratory practice in assembling, testing and using various microscopes and accessories in analyzing, describing and identifying unoriented and oriented crystalline or amorphous materials. Laboratory emphasis on study of fibers and polymers through transmission microscopy with polarized light.

Offered in Fall Only

Units: 3

Experimental results and theoretical considerations of physical properties of fibers and fiber-forming polymers. Electrical, thermal, optical, frictional and moisture properties of these materials. Influence of chemical and molecular fine structure on these properties.

Offered in Spring Only

YEAR: Offered Alternate Years

Units: 3

Theories, experimental evidence and characterization methods of the molecular fine structure of fiber forming polymers in the solid state. Characterization methods include X-ray diffraction, microscopy, infrared, thermal and magnetic resonance.

Offered in Fall Only

Units: 3

Fundamentals of raw material used in nonwoven processes. Raw material production, chemical and physical properties of nonwoven raw materials and assessment of material properties. Introduction of structure/property relationships for these materials and how these relationships influence end use applications.

Offered in Fall and Spring

Units: 3

This course introduces the fundamentals of nonwoven structures, process, and products. It provides performance criteria, raw materials, manufacturing methods, and market outlooks of major nonwoven application segments including hygiene, wipes, filters, medical, automotive, and geotextile. Emphasis is placed on building basic understandings of process/structure/property relationship in nonwoven product and the economic justification for process and production.

Offered in Fall and Spring

Units: 3

Mechanisms used in the production of nonwoven materials. Design and operation of these mechanisms. Process flow, optimization of process parameters, influence of process parameters on product properties.

Offered in Spring Only

Units: 4

Fundamentals of methods used in evaluating structures & properties of nonwoven and related materials that influence nonwoven product performance and manufacturing processing. Principles and Characterization methods of polymer thermal & rheological properties, nonwoven structural characteristics, mechanical, fluid transport, and barrier properties of nonwovens. Reliability and interpretation of test results.

Offered in Spring Only

Units: 3

Fundamentals of nonwoven product development. In-depth knowledge of the materials, processes and nonwovens products. Design of a set of experiments intended for product development. Students work in teams to design, fabricate and evaluate nonwoven products.

Offered in Fall and Spring

Units: 3

Principles and practice involved in modern yarn and manufacture; including machine-fiber interactions occurring during different processing stages. Not normally for credit for undergraduate textile majors.

Offered in Fall and Spring

Units: 3

Structure, properties and processes for manufacturing and treating continuous filament yarns. Response of fibers to elevated temperatures, twist, false twist and various bulking processes. Yarn structures and properties required for stretch and molded fabrics. Independent laboratory and critical literature review in general area of filament yarn processing, properties and test methods. credit not allowed for both TT 521 and TT 425

Offered in Fall Spring Summer

Units: 3

Quality control and improvement methods for textile processes and products including quality systems, statistical control chart procedures, process capabilities, acceptance sampling plans, textiles process and product designs, on-line and off-line control systems and specific quality factors governing textile products and processes and their variabilities.

Offered in Spring Only

Units: 3

Evaluation of the performance of biotextiles and medical polymers in biological and microbiological environments, with an emphasis on "in vitro" and "in vivo" techniques for testing the biocompatibility and biostability of implantable biomedical products. Related issues will deal with quality assurance systems, inspection and sampling plans, ISO certification, GMP's, reference materials and organisms, and the use of accelerated tests an animal trials so as to meet regulatory requirements.

Offered in Fall Only

Units: 3

Systematic approach [Lean Six Sigma philosophy] for improving products and processes. Defining the improvement opportunity, measurement system analysis, data collection, statistical analysis, design of experiment [DOE] methods, and statistical process control [SPC] methods. Application of Lean Six sigma methods to improve product or process.

Offered in Spring Only

Units: 3

Performance requirements of various technical textiles. Underlying principles of design and manufacturing of fibrous structures to meet specific needs in mechanical and other behaviors.

Offered in Fall Only

Units: 3

In-depth study of the stress-strain, bending, torsional, dynamic and rheological behavior of natural and man-made fibers. Presentation and discussion of theoretical relations and advanced techniques.

Offered in Spring Only

Units: 3

Experimental results and theoretical considerations of physical properties of fibers and fiber-forming polymers. Electrical, thermal, optical, frictional and moisture properties of these materials. Influence of chemical and molecular fine structure on these properties.

Offered in Spring Only

YEAR: Offered Alternate Years

Units: 3

Theories, experimental evidence and characterization methods of the molecular fine structure of fiber forming polymers in the solid state. Characterization methods include X-ray diffraction, microscopy, infrared, thermal and magnetic resonance.

Offered in Fall Only

Units: 3

The primary course purpose is to gain a strong fundamental understanding of the chemistry and technology of preparation, dyes, dyeing and finishes. Emphasis will be on the chemistry of different bleach activators, surfactants, photophysics and photochemistry of FWAs, modulations of dyes structures to influence color, tinctorial strength, light fastness, wash fastness and aggregation. Chemistry of different dye classes will be studied with emphasis on structure-property relationships and dye-fiber interactions. Dyeing isotherms [Nernst and Langmuir], kinetics of dyeing with emphasis on derivation of Nernst and Langmuir based on thermodynamics and kinetics principles will be covered with practical examples of dyeing at different temperature and how to calculate thermodynamic parameters of dyeing [entropy, standard affinity and isotherm constants of Nernst and Langmuir]. Chemistry of different finishes, including soil release, chemistry of flame retardants and mechanisms of flame retardancy, antimicrobial and water and oil repellency, will be covered with emphasis on structure-property relationships.

Offered in Fall and Spring

Units: 3

The course covers different aspects of the processing of yarns to products [braided, knitted, woven, and their composites] and the interrelation between the production mechanics and structure, geometry and properties of fiber assembly. Topics in the field are assigned and each student is expected to thoroughly study the topics and write critical papers based on structured assignments and specific questions. Conduct projects from concept to fabric formation, analyses, and evaluation.

Offered in Spring Only

Units: 3

This course provides an overview of the unique features of polymer materials that distinguish them from those composed of small-molecules or atoms [Polymer Physics] and the connections between their detailed molecular structures and their properties which produce distinctions between them [Polymer Chemistry].

Offered in Fall Only

Units: 3

Discussion of philosophy, strategy and technology of enterprise integration for textile manufacturing. Survey of enabling technologies such as computer-aided design; computer-aided manufacturing; material handling systems; information systems for control, supervision and planning; and internet resources.

Offered in Fall Only

Units: 3

Fundamentals of raw material used in nonwoven processes. Raw material production, chemical and physical properties of nonwoven raw materials and assessment of material properties. Introduction of structure/property relationships for these materials and how these relationships influence end use applications.

Offered in Fall and Spring

Units: 3

Polymer microstructures, solutions, physical states [including amorphous polymers, crystalline polymers, polymer melts, melting of polymers, glass-transition, and other transitions], polymer blends, mechanical properties, and viscoelasticity and flow, multicomponent polymer systems, and modern polymer topics. The physics of polymer fibers. Graduate standing or permission of instructor.

Offered in Fall Only

Units: 3

Experimental results and theoretical considerations of physical properties of fibers and fiber-forming polymers. Electrical, thermal, optical, frictional and moisture properties of these materials. Influence of chemical and molecular fine structure on these properties.

Offered in Spring Only

YEAR: Offered Alternate Years

Units: 3

Theories, experimental evidence and characterization methods of the molecular fine structure of fiber forming polymers in the solid state. Characterization methods include X-ray diffraction, microscopy, infrared, thermal and magnetic resonance.

Offered in Fall Only

Units: 3

The primary course purpose is to gain a strong fundamental understanding of the chemistry and technology of preparation, dyes, dyeing and finishes. Emphasis will be on the chemistry of different bleach activators, surfactants, photophysics and photochemistry of FWAs, modulations of dyes structures to influence color, tinctorial strength, light fastness, wash fastness and aggregation. Chemistry of different dye classes will be studied with emphasis on structure-property relationships and dye-fiber interactions. Dyeing isotherms [Nernst and Langmuir], kinetics of dyeing with emphasis on derivation of Nernst and Langmuir based on thermodynamics and kinetics principles will be covered with practical examples of dyeing at different temperature and how to calculate thermodynamic parameters of dyeing [entropy, standard affinity and isotherm constants of Nernst and Langmuir]. Chemistry of different finishes, including soil release, chemistry of flame retardants and mechanisms of flame retardancy, antimicrobial and water and oil repellency, will be covered with emphasis on structure-property relationships.

Offered in Fall and Spring

Units: 3

This course provides an overview of the unique features of polymer materials that distinguish them from those composed of small-molecules or atoms [Polymer Physics] and the connections between their detailed molecular structures and their properties which produce distinctions between them [Polymer Chemistry].

Offered in Fall Only

Units: 3

Fundamental and practical aspects of biological macromolecular structure, thermodynamics, hydrodynamics, kinetics and spectroscopy with emphasis on mechanisms in functionally important structural transformations.

Offered in Fall Only

YEAR: Offered Alternate Years

Units: 3

Surface and interfacial science as related to uses of lignocellulosic materials are covered. Fundamentals of the physical chemistry of surfaces and aqueous suspensions are brought to life with examples from such fields as paper science, biomaterials science, composites, and cellulosic liquid fuels technology. Topics include colloidal stability, flocculation, surface forces, polyelectrolyte behavior, electrokinetics, capillary forces, adhesion, surfactancy, and self-assembly. Water-cellulose interactions, including wettability, swelling, and hydrogen bonding effects will be highlighted.

Offered in Spring Only

YEAR: Offered Alternate Even Years

Units: 3

Chemical reactivity, structure and functional background of forest-derived polymers relative to paper science and biomaterials/bioenergy are covered. An understanding for the relationships between a material's structure and its properties will be developed with respect to applications. Course includes a basics of polymers, biomacromolecules [carbohydrates and lignin], pulping and bleaching chemistry, new technologies and environmental issues.

Offered in Spring Only

YEAR: Offered Alternate Odd Years

Units: 3

Introduction to nanoparticles, nanotubes, nanowires, and nanostructured films, emphasizing their synthesis, structural and property characterization, novel physical and chemical properties, applications and contemporary literature.

Offered in Spring Only

Units: 3

Thermodynamics, morphological characteristics and properties of multiphase polymer systems composed of homopolymers or copolymers. Interfacial characteristics and modification of multicomponent polymer blends through emulsification and reactive blending. Microphase ordering in block copolymers, and emerging technolgies employing these nanostructured materials. Conformational properties and dynamics of macromolecules constrained near an interface.

Offered in Fall Only

YEAR: Offered Alternate Odd Years

Units: 3

Structure and organization of semicrystalline polymers, from molecular scale to bulk state, including chain configuration, unit cell geometries, polymer crystallography, single crystals, spherulites, epitaxial crystallization, morphology, crystal defects, annealing and deformation mechanisms. Emphasis on analysis of x-ray diffraction, electron diffraction and electron microscopy data for structural characterization.

Offered in Fall Only

YEAR: Offered Alternate Years

Units: 3

Concepts of nanotechnology are applied in the synthesis, characterization, recognition and application of biomaterials on the nanoscale. Emphasis will be given to hands-on experience with nanostructured biomaterials; students will also be familiarized with the potential impact of these materials on different aspects of society and potential hazards associated with their preparation and application.

Offered in Spring Only

Units: 1

Discussion of scientific articles and presentations; review and discussion of student papers and research problems.

Offered in Fall and Spring

Units: 1 - 3

Offered in Fall Spring Summer

Units: 1 - 9

Instruction in research and research under the mentorship of a member of the Graduate Faculty.

Offered in Fall and Spring

Units: 1 - 9

Thesis Research

Offered in Fall and Spring

Units: 1

For graduate students whose programs of work specify no formal course work during a summer session and who will be devoting full time to thesis research.

Offered in Summer

Units: 1 - 3

Offered in Fall Spring Summer