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     背膠魔術(shù)貼是指在普通魔術(shù)貼和特殊魔術(shù)貼帶子本身的基礎(chǔ)上，經(jīng)過(guò)高溫背膠熱熔機(jī)，將膠水熔解在普通魔術(shù)貼和特殊魔術(shù)貼帶子的背面，再貼上一層油性離型紙，就是成品的背膠魔術(shù)貼。
     這個(gè)魔術(shù)貼的挑選色牢度好與差相信是很多小伙伴都不知道的技巧，今天魔術(shù)貼小編給大家分享經(jīng)驗(yàn)給大家，如果你是采購(gòu)魔術(shù)貼的，都會(huì)看到魔術(shù)貼色牢度這一特性。那么，色牢度是什么，粘扣帶色牢度指的是什么呢？那么如何挑選背膠魔術(shù)貼色牢度好壞的方法？
     魔術(shù)貼色牢度好與差，直接涉及人體的健康安全，色牢度差的產(chǎn)品在穿著過(guò)程中，碰到雨水、汗水就會(huì)造成面料上的顏料脫落褪色，則其中染料的分子和重金屬離子等都有可能通過(guò)皮膚被人體吸收而危害人體皮膚的健康，
     色牢度又稱(chēng)染色牢度、染色堅(jiān)牢度。是指魔術(shù)貼的顏色對(duì)在加工和使用過(guò)程中各種作用的抵抗力。根據(jù)試樣的變色和未染色貼襯織物的沾色來(lái)評(píng)定牢度等級(jí)。紡織品色牢度測(cè)試是紡織品內(nèi)在質(zhì)量測(cè)試中一項(xiàng)常規(guī)檢測(cè)項(xiàng)目。
     粘扣帶魔術(shù)貼等紡織品在其使用過(guò)程中會(huì)受到光照、洗滌、熨燙、汗?jié)n、摩擦和化學(xué)藥劑等各種外界的作用，有些印染紡織品還經(jīng)過(guò)特殊的整理加工，如樹(shù)脂整理、阻燃整理、砂洗、磨毛等，這就要求印染紡織品的色澤相對(duì)保持一定牢度。

Adhesive Velcro means that on the basis of the ordinary Velcro and special Velcro tape itself, the glue is melted on the back of the ordinary Velcro and special Velcro tape through a high-temperature adhesive hot melt machine, and then a layer of oily is applied Release paper is the finished adhesive Velcro.
Adhesive Velcro
     The color fastness of this Velcro selection is good or bad. I believe that many small partners don’t know the skills. Today, the Velcro editor will share the experience with you. If you are purchasing Velcro, you will see the color fastness of the Velcro. This characteristic. So, what is the color fastness and what does the color fastness of the hook and loop fastener refer to? So how to choose the color fastness of the adhesive Velcro?
     The color fastness of Velcro is good or bad, directly related to the health and safety of the human body. During the wearing process, products with poor color fastness will cause the pigment on the fabric to fall off and fade when exposed to rain or sweat, and the dye molecules and heavy metal ions Etc. may be absorbed by the body through the skin and endanger the health of the human skin,
     Color fastness is also called color fastness and dyeing fastness. It refers to the resistance of the color of the Velcro to various effects during processing and use. The fastness grade is evaluated according to the discoloration of the sample and the staining of the undyed lining fabric. Textile color fastness test is a routine test item in the internal quality test of textiles.
     Velcro and other textiles are exposed to various external effects such as light, washing, ironing, perspiration, friction and chemical agents during their use. Some printed and dyed textiles are also subjected to special finishing processes, such as resin finishing, flame retardant Finishing, sand washing, sanding, etc., which require the color and luster of printed and dyed textiles to maintain a certain degree of fastness.