Surface modification of meta aramid to enhance dyeing
➤ Gửi thông báo lỗi ⚠️ Báo cáo tài liệu vi phạmNội dung chi tiết: Surface modification of meta aramid to enhance dyeing
Surface modification of meta aramid to enhance dyeing
NORTH CAROLINA STATE UNIVERSITYJ4 ‘Dissertation for tile Degree ofDoctor of 'PíỉĩíosoyíỉySurface Modification of Meta-aramid To Enhance DyeingAuthor'N Surface modification of meta aramid to enhance dyeing Nguyen X/Ĩanil VuCommittee membersDr. stejjfien IM ic Hie (sen (Committee chair)Dr. DonaCd B. 'ThompsonDr. 'Renzo sfiameyDr. Sam 'M. 'Hudson'Raleigh, 'North Carolina2018ABSTRACTVƯ, NGUYEN KHANH. Surface Modification of Meta-aramid to Enhance Dyeing. (Under the direction of Dr. Stephen Michielsen).We Surface modification of meta aramid to enhance dyeing ll known for their high thermal and chemical stability, meta-aramid fibers play a very important role in high performance textiles, especially firefigSurface modification of meta aramid to enhance dyeing
hter’s clothing. Nonetheless, meta-aramid fibers also have limitations. Due to their high crystallinity and inertness, the coloration of these fibers NORTH CAROLINA STATE UNIVERSITYJ4 ‘Dissertation for tile Degree ofDoctor of 'PíỉĩíosoyíỉySurface Modification of Meta-aramid To Enhance DyeingAuthor'N Surface modification of meta aramid to enhance dyeing res high temperature and long duration to obtain good color strength and shade. Owing to this drawback, a surface modification step was implemented using the very popular industrial technique, pad-dry-cure, to modify the surface of meta-aramid fibers via grafting-to technique with poly(acrylic acid) Surface modification of meta aramid to enhance dyeing (PAA). As an anionic polyelectrolyte. PAA facilitated the coloration of meta-aramid fibers with cationic dyes. A dyed fabric, whose K'S values can beSurface modification of meta aramid to enhance dyeing
considered industrially acceptable, was produced at room temperature (251 c -27°C). and under neutral pH (7) in 8 or 15 minutes (depending on selecteNORTH CAROLINA STATE UNIVERSITYJ4 ‘Dissertation for tile Degree ofDoctor of 'PíỉĩíosoyíỉySurface Modification of Meta-aramid To Enhance DyeingAuthor'N Surface modification of meta aramid to enhance dyeing VuAll Rights ReservedSurface Modification of Meta-aramid To Enhance DyeingbyNguyen Khanh VuA dissertation submitted to the Graduate Faculty of North Carolina State Universityin partial fulfillment of the requirements for the degree of Doctor of PhilosophyFiber and Polymer ScienceRaleigh, North Caro Surface modification of meta aramid to enhance dyeing lina2018APPROVED BY:Dr. Stephen Michielsen Committee ChairDr. Donald B. ThompsonDr. Renzo ShameyDr. Sam M. HudsonDEDICATIONI would like to dedicate mySurface modification of meta aramid to enhance dyeing
dissertation to my wife (YEN), my daughter (VAN), my parents (MINH and TRÚC), my sister (NGỌC) and my parents-in-ỉaw (KHÁNH and TƯYÉT) as well as othNORTH CAROLINA STATE UNIVERSITYJ4 ‘Dissertation for tile Degree ofDoctor of 'PíỉĩíosoyíỉySurface Modification of Meta-aramid To Enhance DyeingAuthor'NNORTH CAROLINA STATE UNIVERSITYJ4 ‘Dissertation for tile Degree ofDoctor of 'PíỉĩíosoyíỉySurface Modification of Meta-aramid To Enhance DyeingAuthor'NGọi ngay
Chat zalo
Facebook