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酶的皮革工业 |
在皮革工业,皮革和皮肤都必须免费从脂肪及蛋白质,以有更好的鞣制效果。 Here industrial enzymes like proteases are used for clearing proteins and lipases for fat removal.这里工业酶一样,蛋白酶用于结算的蛋白质和脂肪酶脂肪去除。 Today proteases are basically used for soaking, bating and enzyme assisted un-hairing & Lipases for dissolving & removal fat.今天蛋白酶,基本上是用于浸泡,软化和酶协助联合国hairing &脂肪酶溶解及去除脂肪。
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1酶的过程,其中飞毛腿是松脱及其他有害的蛋白质都将被删除。 It makes the grain surface of the finished leather clean, smooth and fine and cannot be replaced by any chemical process.它使粮食表面成品皮革清洁,光滑和罚款,并不能取代任何化学过程。
The conventional way for bating employed manure of dog, pigeon or hen.传统方式为软化雇用肥狗,鸽子或母鸡。 But it was slow methods and unpleasant, unreliable one.但它是缓慢的方法和不愉快的,是不可靠的一。 That is why many progressive industrialists preferred to replace with this method with use of industrial enzymes.这就是为什么许多进步的工业家的首选,以取代用此方法与使用的工业酶。
JAGSON produces both types of protease enzymes for bating,delkobate for alkaline pH conditions and delkocide for acidic pH conditions. jagson产生两种类型的蛋白酶酶软化, delkobate碱性pH条件和delkocide酸性pH条件。
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浸泡是第一阶段的皮革加工。 dirt, blood, flesh, grease, dung etc are washed way and most importantly, re-hydrates the skin /hides to bring as far as possible back to state of green one from the Hides and skins received into a tannery.污垢,血,肉,油脂,粪便等水洗的方式和最重要的是,重新水合物的皮肤/隐藏,使尽量回到国家绿色一名来自皮和兽皮收到成为制革。 It is very important for all types of skin hides (as green or fresh, as wet salted, as dry salted or as dried) to produce qualitative leather.这是非常重要的所有类型的皮肤隐藏(如绿色或新鲜,湿腌,干,盐腌或作为干)产生质的皮革。 There are three types of agents like Chemical, Surface-active and Enzymatic agents for this purpose..有三种类型的代理商一样,化学,表面活性剂和酶代理商为此目的..
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酶法代理商生物催化剂。 Specific protease and lipase enzymes enhance water uptake by dissolving intrafibrillary proteins that cement fibers together and disperse fats and oils together with dirt and other contaminants present on skin.具体的蛋白酶和脂肪酶酶活性的提高吸水溶解intrafibrillary蛋白质纤维水泥一起和分散油脂连同污垢及其他污染物,目前对皮肤。 Delkosoak is a mixture of protease and lipase, which work well specially in alkaline pH conditions. delkosoak是一个混合蛋白酶和脂肪酶,它的工作,以及特别是在碱性pH条件。
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一般头发燃烧过程中使用石灰和硫化钠用于脱毛的牛皮革。 It dissolve the hair and open up the fiber structure.它解散头发,开创了纤维结构。
Most importantly, enzyme-assisted un-hairing results in a cleaner grain surface and improved area yield and softness.最重要的是,酶的辅助联合国hairing结果在一个更清洁,颗粒表面和改善面积产量和手软。 Here Jagson produces specific proteases for tanneries .this gives to the tanneries a number of options.在这里jagson产生的具体蛋白酶为制革厂,这给了制革厂的若干选项。 like the tanneries can opt to reduce the consumption of i, the sulphide and lime up to 40% of their requirements while maintaining the same liming time.如制革厂可以选择以减少消费,我硫化物及石灰高达40 % ,他们的要求,同时保持同样的黎明时间。 Or they can shorten the liming time by at least half without hampering quality.或者他们可以缩短黎明的时间,至少有一半是不妨碍质量。 Or to avoid the use of amines, which can be converted into carcinogenic compounds.或避免使用胺类化合物,它可以转化为致癌化合物。
though The hair-burning process is used worldwide but hair-saving process (the hair is not dissolved but can be filtered out from the liming float )can be a better alternative, because虽然头发-燃烧过程,是全世界使用,但头发节能进程(头发是不是解散,但可以过滤掉从黎明浮动)可以是一个更好的选择,因为
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绿色环保,减少化学需氧量高达50 %和BOD达30 % ,在废水。
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Delkodehair is a specific protease, which is being developed by Jagson to work on high alkaline pH conditions. Delkodehair是一种特定的蛋白酶,这是正在研制的jagson工作,对高碱性pH条件。
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脂肪酶是一种酶, hydrolyse发内外的皮和兽皮结构,在这样一种方式,使皮革结论没有吨损坏。 Once most of the natural fat has been removed, subsequent chemical treatments such as tanning, re-tanning and dyeing have a better effect.一旦大部分的天然脂肪已被删除,随后化学处理,如制革,重新鞣制和染色有一个更好的效果。
The key factors of using lipases are关键因素是使用脂肪酶
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Improve the production of hydrophobic (waterproof) leather;改善生产疏水(防水)皮革;
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Makers of leather for car upholstery have commented that 'fogging' is reduced.皮革制造商为汽车装饰都纷纷评论说, '雾'是减少。 This is the term for the build-up of a film of chemicals on the inside of car windscreens.这是任期为累积电影对化学品对人类的内部汽车的挡风玻璃。
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Ecofrindly system for removal of fat. ecofrindly系统去除脂肪。
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For bovine hides, lipases allow tensides to be replaced completely.牛皮革,脂肪酶,使tensides被完全取代。 For sheepskins containing up to 40% fat, the use of solvents is very common and these can also be replaced with lipases and surfactants.为sheepskins含有高达40 % ,刘皇发议员,使用溶剂是很普遍的,这些也可以取代脂肪酶和表面活性剂。 Solvents tend to dry out the skin and give it a pale colour.溶剂往往干出皮肤和给它一个苍白的颜色。 If surfactants are used for sheepskins, they are usually not as effective and may be harmful to the environment.如果表面活性剂是用于sheepskins ,他们通常不作为有效,并可能对环境有害的。 Stronger surfactants such as nonyl phenol ethoxylate have a better effect but they are more detrimental to the environment.更强的表面活性剂,如壬基酚聚氧乙烯醚有一个更好的效果,但他们更不利的环境。 When using Jason's lipases, the original surfactant dosage can be reduced by at least 50% in the case of both sheepskins and pigskins.当使用杰森的脂肪酶,原有的表面活性剂的用量可以减少至少50 % ,在案件都sheepskins和pigskins 。 In addition, nonyl phenol ethoxylate can be substituted with more biodegradable surfactants.在此外,壬基酚聚氧乙烯醚可作替代更多的可生物降解的表面活性剂。
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Delkodegrease is a specific lipase, which is being developed by JAGSON to work for degreasing applications . Delkodegrease是一个具体的脂肪酶,这是正在研制的jagson工作脱脂申请 。 |
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