推荐回答(5个)
染发前不需要先洗头,烫发前需要洗头。
在染发前就不需要洗头发的,而且越油越好,因为染膏是由染发剂和双氧水调配而成,染发剂属于强酸性,双氧水是强碱性,对皮肤刺激性比较大,弄到皮肤上了会感觉特别痒,我们头皮分泌的油脂会很好的保护我们的头皮,所以建议染完之后在洗。
如果是烫发的话,在烫之前把头发洗干净,因为即使是烫全头卷药水也不会挨着头皮,更何况现在年轻人基本上都是只烫发尾,烫发药水根本接触不到头皮,也避免了烫完在洗会影响头发卷度和弹性的问题。
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扩展资料:
染发是现代化妆最常见的手段之一,是利用植物的(如油梨果、指甲草、何首乌等)或者化学的色素,把头发的颜色染成想要的颜色。是现代理发店最常见的服务之一。
染发的用途主要有二:一为了染黑来遮掩白发; 二是为了时尚,随心情改变头发的颜色,配合服饰和妆容,充分显示自己的个性。
参考资料:
染发-百度百科
染烫之前一定要保持头皮的油性度,所以染烫之前,不要去洗发和护发。而染烫之后的两天内,也不能进行洗护。
方法/步骤:
正确步骤是先烫后染。因为染发是让你头发的毛鳞片张开,好让颜色进去。烫发有很重要的一步就是冷冻液,你先染了头发再烫头发的话,冷冻液就会将附着在毛鳞片里的颜色拿掉,应该是先烫发再染发。先烫,两周之后再去染。
烫染后觉得头发干,染发烫发后加强给头皮补水是关键。洗发后,用营养水直接喷在头皮上,用指腹充分按摩,能舒缓头皮,增强发囊活力。
注意事项
1.慎用加热工具。在使用诸如吹风机、卷发棒、或直发器之前,记到要先用抗热护发产品。这类产品接触热量后会被激活,从而在发丝上形成保护膜。先取少量产品涂在发梢上,然后用梳子将其梳匀。我们还建议为头发造型时,最好用发夹将头发分区,因为做造型时很容易的将同一部位的发丝重复加热,这样也会加速发丝水分和染色剂的流失。
2.远离过度养护产品以及造型产品。少用造型产品大家都明白,因为其中的酒精成分会让头发变干变脆。但过于厚重的护发产品同时使不得,因为如果让覆盖性的产品停留一整夜,会加快色素分子流失。所以我们推荐使用轻柔的护发素,并且染发后要避免长时间使用会让头发“喘不过气”的护发产品。
3.防止紫外线伤害。紫外线本就是伤害,头皮和头发都脆弱时禁不起多用防晒保湿喷雾,还有免冲洗多重功效的产品,防晒同时还能游泳池中氯、海水等带来的伤害。
出于为头发好出发呢~在染发前就不需要洗头发的,因为头发上本身就有的油脂会保护头发~但可以用水湿头发,就不要用洗发水了,而在烫发前就需要洗头发了,因为要先修剪出形状再烫。
是的,要先把头发上的脏东西洗掉,更容易上色定型吧。一般还会先修理一下头发的。要洗好几次
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