نتایج جستجو برای: dyed cotton fibers

تعداد نتایج: 91615  

In order to investigate the effects of humic acid and salicylic acid on quantitative and qualitative properties and nutrients concentrations in leaves of cotton var. Khordad, a two-year field experiment were conducted at the Tehran Agricultural  and Natural Resources Research  and education Center during 2018with randomized complete block  design as factorial with two factors as follow: soil ap...

Journal: :Investigacion clinica 1994
S Dorfman D Dorfman R Leonardi J Maroso J Cardozo A Durán

Hemp fiber is obtained from the plant Musa textilis. The cost of preparation of its raw fibers is low. The purpose of this paper was to compare the inflammatory response in the rat muscle tissue originated by both hemp and cotton fibers. Both types of fibers, were implanted in gluteal muscles of Sprague Dawley rats. The rats were sacrificed at 15, 30 and 60 postoperative days. Muscle tissue sec...

2011
Gaili Gao Hefei Zhao Jun Liu Daoliang Li

A new opening cotton device used in detecting and eliminating foreign fibers of cotton was presented in this paper. It is the first time to propose that the multi-variable nonlinear constrained optimization algorithm should be applied to obtain parameter values of the tooth profile of the opening roller and feed rollers as well as their diameter and rotating speed values. This approach was used...

Journal: :Pediatric dentistry 1996
K D Sonntag A Sigurdsson

The use of a cotton pellet as a spacer or as a medication carrier in the tooth pulp chamber between root canal therapy appointments is an accepted and common practice. Retaining the pellet in the proper position within the tooth is very important. Cellulose fibers from disposable drapes, gowns and cotton can cause foreign body reactions if left in a surgical wound." In addition, cellulose fiber...

2013
Yongliang Liu

Cotton fibers are natural plant products, and their end-use qualities depend on their stages of development. In general, the quantity of cellulose in cotton fibers increases rapidly, thus it leads to compositional, structural and physical attribute variations among the fibers with shorter and longer growth periods. This article discusses recent progress in applying the Fourier transform infrare...

2011
Lulu Ge Daoliang Li Liu Yang Wenzhu Yang

In the foreign fibers cleaning process, pseudo-foreign fibers are often mistaken for foreign fibers, this result not only seriously affects the detecting precision of foreign fibers cleaning machine, but also doubles the time of cleaning up lint. As for false identification problem of pseudo-foreign fibers in cotton, this paper proposes a new approach for fast segmentation of pseudo-foreign fib...

2003
David D. McAlister Robert E. Harrison D. D. McAlister

With the focus that short fiber content in cotton receives from textile mills, there is a need to improve the precision and accuracy of this measurement. In order to do this, it is necessary to understand the opportunities that exist to improve the measurement of short fiber. Since the Advanced Fiber Information System (AFIS) is the most widely recognized method for determining short fiber cont...

Journal: :Afyon Kocatepe University International journal of engineering technology and applied sciences 2023

Samples that are going to be used in this research produced such a way the threads 35/2 NM 100% acrylic. The yarns consist of [40% Acrylic (2.75 dtex unrelax), 60% (2.2 relax pilling)] mixing ratios and tow dyeing process has been applied these fibers. In fibre process, by creating 2 groups, light colored fibers, medium-colored dark fibers super dyed were total 8 obtained. Rib plain knit fabric...

Journal: :Cellulose 2021

Abstract A chemical modification of cotton fabrics by 2-diethylaminoethyl chloride (DEAE-Cl) was achieved, and the resulted demonstrated salt-free dyeing properties with anionic dyes. Nucleophilic property hydroxyl groups in cellulose enhanced under alkaline conditions could react DEAE-Cl, a possessing both nucleophilic electrophilic sites. The monolayered DEAE-grafted further DEAE-Cl to form m...

2016
Yanmei Wang Yan Ding Jin-Yuan Liu

Plant microRNAs (miRNAs) have been shown to play essential roles in the regulation of gene expression. In this study, small RNA deep sequencing was applied to explore novel miRNAs expressed in elongating cotton fibers. A total of 46 novel and 96 known miRNAs, primarily derived from the corresponding specific loci in genome of Gossypium arboreum, were identified. 64 miRNAs were shown to be diffe...

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