نتایج جستجو برای: نایلون 66

تعداد نتایج: 64247  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان - دانشکده مهندسی نساجی 1393

در این پروژه تاثیر حرارت و نوع حرارت (حرارت خشک، بخار اشباع و آب داغ) بر روی رفتار رنگرزی پارچه نایلونی(نایلون 6) با رنگهای اسیدی و مستقیم مورد بررسی قرار گرفت. پارچه ها در حرارت خشک در دما های 160، 170، 185 و 200 درجه ، برای حرارت در بخار اشباع دما های 100 و 120 و برای آب داغ 130، 140 و 150 انتخاب شد. برای رنگرزی از هر گروه دو رنگ در کلاس های متفاوت استفاده شد : رنگ c.i. acid orange 7 از گروه ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان 1381

هدف از این تحقیق بررسی خواص تجعد و خصوصیات مکانیکی نخهای فیلامنتی آلیاژ پلی پروپیلن/ نایلون 6 می باشد . بدین منظور نخهای فیلامنتی آلیاژی با درصدهای وزنی مختلف نایلون 6 تهیه شده و به طور همزمان تحت شرایط دما و فشار مختلف توسط هوای داغ تکسچره گردید.

2011
Margherita T. Cantorna Jun Zhao Linlin Yang

Vitamin D is an important regulator of the immune system in general and multiple sclerosis in particular. Experimentally (i), invariant natural killer T (iNKT) cells have been shown to be important suppressors of autoimmune diseases such as experimental autoimmune encephalomyelitis (EAE; an animal model of multiple sclerosis). Conversely, in experimental allergic asthma iNKT cells are required ...

2017

ARHA110 Introduction to Western Art: Renaissance to Modern This course surveys the development of Western art from the Renaissance through the modern period. We will examine art's changing status within specific social and artistic contexts: from the Church and court of the Renaissance, through the formation of art academies in the late 16th century, to the development of an increasingly indivi...

2015

The term "Renaissance classicism" refers to a fundamental attribute of the period that scholars refer to as the European Renaissance, roughly 1400–1600. Renaissance classicism was an intellectual movement that sought to mimic the literature, rhetoric, art, and philosophy of the ancient world, specifically ancient Rome. Scholars, politicians, and philosophers looked to ancient literary and artis...

Journal: :Australasian J. of Inf. Systems 1998
Andrew Burton John Mooney

Evolving competitive, organisational and technology environments drive organisations to continually evaluate how information technology resources can be exploited for competitive value. The emergence of a global information infrastructure has spawned an entirely new area for competitive exploitation, electronic marketplaces. This paper first presents a review and synthesis of the conceptual and...

2002
Billie L. Turner

exceeded anything that the Earth has experienced for millions of years, and the growth rate has been unprecedented. But such long-term views are sometimes hard to grasp. What is the timescale relevant for society today? Perhaps it is more instructive to consider just the period over which civilization has developed, from the time when the first cities were established around 6000 years ago. If ...

Journal: :CoRR 2014
Owen Sims Robert P. Gilles

Critical nodes—or “middlemen”—have an essential place in both social and economic networks when considering the flow of information and trade. This paper extends the concept of critical nodes to directed networks. We identify strong and weak middlemen. Node contestability is introduced as a form of competition in networks; a duality between uncontested intermediaries and middlemen is establishe...

2017

ARHA110 Introduction to Western Art: Renaissance to Modern This course surveys the development of Western art from the Renaissance through the modern period. We will examine art's changing status within specific social and artistic contexts: from the Church and court of the Renaissance, through the formation of art academies in late 16th century, to the development of an increasingly individual...

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