TT - Textile Technology


TT 105Introduction to Textile TechnologyUNITS: 3 - Offered in Fall and Spring
Introduction to Textile and Apparel, Technology and Management. Structures and production methods for fabrics, yarn, and fibers. Introduction to the nature of polymers and the characteristics of polymers which make them useful for producing fibersthat are practically and aesthetically desirable. Design of end products as well as fundamental economic and supply chain issues.


TT 203Materials, Polymers and Fibers Used in NonwovensUNITS: 3 - Offered in Fall Only
Prerequisite: MA 141, PY 205
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. Credit will not be given for both TT 203 and TMS 211


TT 221Yarn Production and Properties IUNITS: 2 - Offered in Fall Spring Summer
Prerequisite: TT 105, Corequisite: MA 131 or MA 141; PY 211 or PY 205
The techniques available for manufacturing yarns from staple fibers. A review of yarn numbering and fiber properties. The principles involved in opening, cleaning, blending, drafting, twisting and winding. Short and long staple spinning systems including a review of opening and cleaning lines, carding, draw frames, roving frames and different spinning machines. Filament yarn processing.


TT 252Formation and Structure of Textile FabricsUNITS: 4 - Offered in Fall and Spring
Prerequisite: TT 221
Fundamentals of the conversion of fibers and yarns into woven, knitted, and nonwoven fabrics, and fabrics' conversion systems. Introduction to woven, knitted and nonwoven fabric design structure. Structure, property, and performance relations of textile fabrics. Testing and evaluation of textile structures.


TT 305Introduction to Nonwoven Products and ProcessesUNITS: 3 - Offered in Fall and Spring
Prerequisite: TT 203 or (PCC 203 and TMS 211), (MA 231 or MA 241), and (PY 211 or PY 208)., Corequisite: TT 252 and ST 361
Fiber web/nonwoven fabrics produced directly from fibers or their precursors. Physical and chemical nature of local bonding and fiber entanglement. Viable processes for producing these fabrics. Economic justification for process and production. Product/process interaction. Plant visits whenever possible.


TT 321Yarn Production and Properties IIUNITS: 3 - Offered in Fall and Spring
Prerequisite: TT 221
Fiber and machine interactions in blending, carding, drawing and spinning. Drafting theories and the influence of fiber and machine variables on irregularity. The role of twist on yarn structure, properties and productivity. Developments and limitations in processing technology.


TT 331Performance Evaluation of Textile MaterialsUNITS: 4 - Offered in Fall and Spring
Prerequisite: ST 311 or ST 361, TMS 211, TT 221, TT 252 or TT 251, PY 211 or PY 205, and MA 231 or MA 241
Standards, principles and effects of test conditions in measuring basic physical and mechanical properties of textile materials. Design of test and interpretation of test results in relation to end-use performance, product development, process control, research and development and other requirements.


TT 341Knitted Fabric TechnologyUNITS: 3 - Offered in Spring Only
Prerequisite: TT 252 or TT 241
Review of knitted fabric production techniques. Technology of more advanced weft and warp knitting. Jersey and rib fabric modification techniques, yarn knitability and productivity, yarns, creels, patterning and machinery developments, manufactureand properties of warp knit fabrics such as mesh, laid-in, weft insertion and plush. Quality measures, measurement and standards, defects and problem solving. Management of knitting operations.


TT 351Woven Products and ProcessesUNITS: 3 - Offered in Fall Only
Prerequisite: TT 252 or TT 251
Design and development of various woven textile products including their component properties, performance, requirements, structures, and methods of production. The primary objective of the course is to introduce students to various woven textile products, including those used in automotives, agriculture, construction, ETC. and stimulate understanding of their structure, performance requirements, and relevant manufacturing principles including braiding.


TT 370Technical Fabric DesignUNITS: 4 - Offered in Spring Only
Prerequisite: Two courses out of TT 341, 351 and 305
Properties of woven, knitted and nonwoven fabrics. Computer techniques and other methods of reproducing structural designs and means of designing fabrics to specifications. Laboratory consists of projects involving design analysis and testing.


TT 371Woven Textile DesignUNITS: 3 - Offered in Spring Only
Prerequisite: TT 252
Design and production of woven fabrics. Exploration of various basic structures, color and textural effects. Development of design abilities through hand-production methods, including an introduction to Computer-integrated Design systems and an awareness of industrial processes.


TT 372Knitted Textile DesignUNITS: 3 - Offered in Fall Only
Prerequisite: TT 252
Design and production of hand- and machine-knitted fabrics. Exploration of basic structures, color and textural effects. Development of design abilities through hand- and machine-production methods, including an introduction to Computer-integratedDesign Systems and an awareness of industrial processes.


TT (FTM) 380Management and Control of Textile and Apparel SystemsUNITS: 3
Prerequisite: TT 252
Management approaches, practices and basic economic considerations in the development, production and distribution of industrial and consumer textile and apparel products.


TT 405Advanced Nonwovens ProcessingUNITS: 3 - Offered in Spring Only
Prerequisite: MA 241, PY 208, TT 305
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.


TT 406Bonding Fundamentals in NonwovensUNITS: 3 - Offered in Fall Only
Prerequisite: TT 405, MAE 308, MAE 310
Fundamentals of fluid mechanics and heat transfer mechanisms during the bonding of nonwovens. In-depth description of hydroentangling, thermal bonding and needle punching techniques. Modeling methods and laboratory work are assigned.


TT 407Characterization Methods in NonwovensUNITS: 3 - Offered in Fall Only
Prerequisite: ST 361, TT 405
Fundamentals of methods used in evaluating properties and performance of nonwovens. Assessment of thermal, mechanical, moisture transport and barrier properties of nonwovens. Reliability and interpretation of test results.


TT 408Nonwoven Product DevelopmentUNITS: 3 - Offered in Spring Only
Prerequisite: TT 407
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.


TT 421Developments in Yarn ManufacturingUNITS: 3 - Offered in Spring Only
Prerequisite: TT 321
A critical appraisal of developments in yarn manufacturing, with emphasis on their influence on process and product quality and range.


TT 425Textured Yarn Production and PropertiesUNITS: 3 - Offered in Fall Only
Prerequisite: TT 331
Structure and properties of continuous filament yarns. Examine response to elevated temperature and variables for texturing methods of producing bulked, textured and torqued yarns. Testing of yarn behaviors and discussion of problems encountered during processing.


TT 431Quality Management and Control In Textile ManufacturingUNITS: 3 - Offered in Fall and Spring
Prerequisite: TT 221, TT 252, TT 331, and ST 361 or BUS 350
Principles of quality and process management and control in textile/apparel manufacturing with emphases in quality management systems, quality costs, statistical control chart procedures, process capability, acceptance sampling, and optimal process and product design and improvement methods.


TT 441Advanced Knitting Systems and FabricsUNITS: 3 - Offered in Fall Only
Prerequisite: TT 341
Loop forming concepts and mechanisms of complex warp and weft-knitted fabrics. Structural design and limitations, potential applications and knitability. Analysis of mechanical systems and tensioning forces on fabric formation. The effect on dimensional and mechanical properties.


TT 451Advanced Woven Fabric DesignUNITS: 3 - Offered in Spring Only
Prerequisite: TT 252 and Senior Standing
Design and production requirements for highly specialized woven fabric structures. The laboratory activities will include a project on design from concept to final production and finishing.


TT 470Jacquard Woven Fabric DesignUNITS: 3 - Offered in Fall Only
Prerequisite: TT 252, TT 371
This course is dedicated to the study of Jacquard woven fabric design and structural technology through the use of CAD as both an aesthetic and technical tool, and will culminate in each student producing a unique fabric collection based upon his/her developed area of interest. Jacquard design for many different end uses is addressed, from art fabrics to unique specialty products. A field trip in this course will require personal transportation.


TT (FTM) 480Operations Management Decisions for TextilesUNITS: 3
Prerequisite: FTM 380, ACC 210, ST 361, (MA 131 and 132 or MA 141)
Quantitative techniques for decision making and management in the textile complex. Applications include vendor selection, plant location, retail inventory management, forcasting demand, project management, and logistics planning. Techniques covered include simulation, PERT/CPM, mathematical modeling.


TT 481Design and Technology of Technical TextilesUNITS: 3 - Offered in Spring Only
Prerequisite: TT 305, TT 341 and TT 351
Performance requirements of various technical textiles. Underlying principles of design, application, manufacture, and evaluation of fibrous structures intended to meet specific end-use requirement.


TT (FTM) 485Textile Computer Integrated EnterpriseUNITS: 3
Prerequisite: FTM 380
Survey of information technology in textile and apparel industries. Topics discussed include: computer aided design (CAD); computer aided manufacturing (CAM); computer aided engineering (CAE); material handling systems; automation and robotics; logistics and warehousing systems; retail product tracking, and Internet resources.


TT (FTM) 486Supply Chain Management in the Textile IndustryUNITS: 3
Prerequisite: FTM 380
Study of the operations necessary to produce and distribute a product, starting with the procurement of the raw material used in making the goods and ending with the delivery of the finished product. Topics covered include approaches to solving problems in manufacturing, sourcing, transportation logistics, and retail operations within the Integrated Textile Complex. Credit cannot be given for both TAM486 and MT386.


TT 499Textile Senior ProjectUNITS: 4 - No Course Evaluation, Offered in Fall and Spring
Prerequisite: Senior standing
This is a project based course to be taken in the last semester of the Senior year. In this capstone course the students work in cross-functional teams to research and solve applied problems in textile related fields. The results of the projects will be presented formally at the end of the semester. Course should be taken in the last semester of the Senior year. It cannot be substituted by other project courses


TT 500Understanding the Textile ComplexUNITS: 3 - Offered in Fall Only
Prerequisite: Graduate standing
This course provides an overview of product development, processing, managing, financing, etc., for the textile industry. It is designed to give new graduate students basic preparations for more advanced, required textile courses. Students will also gain insight into the research being conducted within the College of Textiles.


TT (NW) 503Materials, Polymers, and Fibers used in NonwovensUNITS: 3 - Offered in Fall Only
Prerequisite: MA 141, PY 205, PCC 203
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.


TT (NW) 504Introduction to Nonwovens Processes and ProductsUNITS: 3 - Offered in Fall and Summer
Prerequisite: MA 141; PY 205, Corequisite: TT503
Fiber web/nonwoven fabrics produced directly from fibers or their precursors. Physical and chemical nature of local bonding and fiber entanglement. Viable process for producing these fabrics. Economic justification for process and production. Product/process interaction. Plant visits whenever possible.


TT (NW) 505Advanced Nonwovens ProcessingUNITS: 3 - Offered in Spring Only
Prerequisite: TT/NW503, TT/NW504
An in-depth understanding of the mechanisms and processes used in the production of nonwoven materials. Design and operation of these mechanisms and processes. Process flow, optimization of process parameters, influence of process parameters on product properties.


TT (NW) 506Bonding Principles in NonwovensUNITS: 3 - Offered in Fall and Summer
Prerequisite: MAE 308, MAE 310, TT /NW505
Fundamentals of fluid mechanics and heat transfer mechanisms during the bonding nonwovens. Provide engineering and in-depth description of hydroentangling, thermal bonding and needle punching techniques. Modeling methods and laboratory work are assigned.


TT (NW) 507Nonwoven Characterization MethodsUNITS: 3 - Offered in Spring and Summer
Prerequisite: ST 361, Corequisite: TT/NW 505
Fundamentals of methods used in evaluating properties and performance of nonwovens. Assessment of thermal, mechanical, moisture transport and barrier properties of nonwovens. Reliability and interpretation of test results.


TT (NW) 508Nonwoven Product DevelopmentUNITS: 3 - Offered in Fall Only
Prerequisite: TTNW505, TT/NW507
Fundamentals of nonwoven product development. In-depth knowledge of the materials, processes and nonwovens products. Design a set of experiments intended for product development. Students work in teams to design and evaluate nonwoven products.


TT 520Yarn Processing DynamicsUNITS: 3 - Offered in Fall Only
Prerequisite: Graduate standing or PBS status
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.


TT (TMS) 521Filament Yarn Production Processing and PropertiesUNITS: 3 - Offered in Fall Only
Prerequisite: Graduate standing or PBS status
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


TT (TTM) 530Textile Quality and Process ControlUNITS: 3 - Offered in Spring Only
Prerequisite: TT 420, Corequisite: ST 511 or ST 515
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.


TT 532Evaluation of BiotextilesUNITS: 3 - Offered in Spring Only
Prerequisite: ZO 160, TC 203, TMS 211, CH 220
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.


TT (TE) (TTM) 533Lean Six Sigma QualityUNITS: 3 - Offered in Fall and Spring
Prequisite: ST 361 and ST 371, or equivalent
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.


TT (TTM) 535Research Methods and ManagementUNITS: 3 - Offered in Fall Only
Prerequisite: ST 361, Graduate standing
Basic principles and methods of academic and industrial research, research ethics, search of knowledge bases, research hypothesis, scientific paradigm, theory development, optimal research design and execution of scientific experiments, regression methods, survey design, use of variance components for samping scheme, model building and validation, principles of industrial R&D, project design and management, intellectual property rights, and maximization of research output.


TT 541Theory and Practice Of Knitted Fabric Production and ControlUNITS: 3 - Offered in Fall Only
Prerequisite: TT 370
The technology and control systems for manufacturing simple and complex knitted fabrics; control and monitoring of yarn feeding systems; influence of yarn, machine, finishing and fabric structure on the fabric aesthetics, physical and mechanical properties; optimization of fabric properties and machine productivity, including costing; problems of jacquard fabric processing and control.


TT 549Warp Knit Engineering and Structural DesignUNITS: 3 - Offered in Spring Only
Prerequisite: TT 443
Engineering analysis of tricot and raschel machinery. Design of yarn let-off and fabric take-up mechanisms. Studies of fabric production techniques and quality control systems. Theory of production optimization and the properties of fabrics. Complexgeometrical loop models and their application.


TT 550Production Mechanics and Properties of Woven FabricsUNITS: 3 - Offered in Spring Only
Prerequisite: Graduate standing or PBS status
Interrelation between mechanics of production and mechanical properties of woven fabric; unit operations required to prepare yarns for weaving and the mechanism employed in weaving; fabric structure, geometry and mechanical properties; designing forspecific fabrics properties. Not normally for credit for undergraduate textiles majors.


TT 551Advance Woven Fabric Design & StructuresUNITS: 3 - Offered in Fall Only
Prerequisite: Graduate standing or PBS status, TT 550
Theory and practice of structural design and technology requirements for highly specialized woven fabrics. Emphasis upon resultant physical behavior of different fabrics and their components. Credit not allowed for TT 451 and TT 551


TT 552Formation, Structure and Assembly of Medical Textile ProductsUNITS: 3 - Offered in Fall Only
Prerequisite: Graduate standing
Braiding, weaving, knitting and nonwoven technologies in the design, patterning, formation and assembly of medical textiles and healthcare products. Specialized laminating, finishing, joining, cleaning and sterilizing techniques for conversion of textile structures into medical products. Structure/property relationships in terms of physical, chemical and biological performance of medical textiles and healthcare products.


TT 553Formation and Structure of Woven and Knitted FabricsUNITS: 3 - Offered in Spring Only
The interrelation between the mechanics of production and mechanical properties of woven and knitted fabrics; unit operations required to prepare yams for weaving and knitting and mechanisms employed in weaving and knitting; fabric structure, geometry and mechanical properties; designing for specific fabric properties. Students will not be allowed credit for TT 553 and (TT 541, TT 549, and TT 550).


TT 570Textile Digital Design and TechnologyUNITS: 3 - Offered in Fall Only
Prerequisite: Graduate standing
This course focuses on design of textile products balancing industry and creative foci. Students will study a range of industry focused technologies and techniques essential to creation of textile products in a technology intensive environment. Basics of textile product design and relevant technologies will be covered along with methods and techniques to improve commercial textile product design process. Students will research in-depth a topic related to textile product design, and present their research in an oral format.


TT 571Professional Practices in Textile Design and TechnologyUNITS: 3 - Offered in Spring Only
Prerequisite: TT 570
This course builds on the concepts introduced in TT 570 with increased focus on professional practice and methods. Focus on advanced textile product design topics incorporating an industry focus and utilizing commercial technologies. Students willinvestigate in depth a textile product design industry application, technique or method of interest using individual and tam based strategies. Topics include advanced study of textile product design concepts, techniques and preparation for professional competitions, displays and conferences.


TT 581Technical TextilesUNITS: 3 - Offered in Spring Only
Prerequisite: TT 520 or TT 521, and TT 550
Performance requirements of various technical textiles. Underlying principles of design and manufacturing of fibrous structures to meet specific needs in mechanical and other behaviors.


TT 591Special Studies in Textile TechnologyUNITS: 1-4 - Offered in Fall Spring Summer
Prerequisite: Graduate standing or PBS status
Special Studies in Textile Technology to fulfill needs not covered by current offering. Student and faculty required to submit topics to be covered to director of graduate programs within first week of semester.


TT 601SeminarUNITS: 1 - No Course Evaluation, Offered in Fall Spring Summer
Discussion of scientific articles of interest to the textile industry; review and discussion of student papers and research problems.


TT 630Independent Study in Textile TechnologyUNITS: 3 - No Course Evaluation, Offered in Fall Spring Summer
Problems of specific interest in textile technology. Preparation of report, in format suitable for publication required. One-page outline signed by advisor must be submitted to director of graduate programs within first week of semester. A maximumof 3 credit hours will be allowed towards Master of Textiles Degree. No credit is allowed towards MS (Textiles).


TT 676Special Projects Textile TechnologyUNITS: 1-3 - No Course Evaluation, Offered in Fall and Spring


TT 685Master's Supervised TeachingUNITS: 1-3 - No Course Evaluation, Offered in Fall Spring Summer
Prerequisite: Master's student
Teaching experience under the mentorship of faculty who assist the student in planning for the teaching assignment, observe and provide feedback to the student during the teaching assignment and evaluate the student upon completion of the assignment.


TT 688Non-Thesis Masters Continuous Registration - Half Time RegistrationUNITS: 1 - Offered in Fall Spring Summer
Prerequisite: Master's student
For students in non-thesis master's programs who have completed all credit hour requirements for their degree but need to maintain half-time continuous registration to complete incomplete grades, projects, final master's exam, etc.


TT 689Non-Thesis Master Continuous Registration - Full Time RegistrationUNITS: 3 - Offered in Fall Spring Summer
Prerequisite: Master's student
For students in non-thesis master's programs who have completed all credit hour requirements for their degree but need to maintain full-time continuous registration to complete incomplete grades, projects, final master's exam, etc. Students may register for this course a maximum of one semester.


TT 690Master's ExaminationUNITS: 1-6 - No Course Evaluation, Offered in Fall Spring Summer
Prerequisite: Master's student
For students in non thesis master's programs who have completed all other requirements of the degree except preparing for and taking the final master's exam.


TT 693Master's Supervised ResearchUNITS: 1-9 - No Course Evaluation, Offered in Fall Spring Summer
Prerequisite: Master's student
Instruction in research and research under the mentorship of a member of the Graduate Faculty.


TT 695Master's Thesis ResearchUNITS: 1-9 - No Course Evaluation, Offered in Fall Spring Summer
Prerequisite: Master's student
Thesis Research


TT 696Summer Thesis ResearchUNITS: 1 - Offered in Summer
Prerequisite: Master's student
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.


TT 699Master's Thesis PreparationUNITS: 1-3 - No Course Evaluation, Offered in Fall Spring Summer
Prerequisite: Master's student
For students who have completed all credit hour requirements and full-time enrollment for the master's degree and are writing and defending their thesis.


TT (FPS) 720Yarn Production/Properties: Advanced TopicsUNITS: 3 - Offered Alternate Even Years, Offered in Spring Only
Prerequisite: TT 520 or TE 501
Lectures and seminar discussion of recent development in yarn manufacturing. Group research into topical areas of yarn production and properties.


TT (FPS) 750Advances in Woven Fabric Formation and StructureUNITS: 3 - Offered in Spring Only
Prerequisite: Graduate standing, TT 551
Advances in formation mechanics and structure of woven fabrics covered through lectures, seminars and independent studies. Advances in yarn preparation processes, essential weaving motions, auxiliary motions, automation, and their impact on weavingroom management. Recent research in formation of advanced complex woven structures.


TT (FPS) 781Mechanics of Twisted StructuresUNITS: 3 - Offered Alternate Even Years, Offered in Spring Only
Prerequisite: TES 561
Structure and mechanics of twisted linear textiles (yarns, cords, ropes) with particular emphasis on translating fiber load deformation behavior into load deformation behavior of product, using micromechanics approach.


TT (FPS) 782Mechanics of Fabric StructuresUNITS: 3 - Offered Alternate Odd Years, Offered in Spring Only
Prerequisite: TES 561
Structure and mechanics of woven, knit and nonwoven fabrics. Particular emphasis on translating fiber/yarn load deformation into in-plane and out-of-plane load deformation of fabrics through structure using micro-mechanics approach.


TT 896Summer Dissert ResUNITS: 1