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1、制革专业英语- 关于检测等关于检测等2008年11月3日 低低游离游离甲醛含量的皮革甲醛含量的皮革LOW FREE FORMALDEHYDE LEATHER生产时生产时不不 使使 用用 甲甲 醛醛 Manufactured without use of formaldehyde游离甲 醛 含 量 少 于 100 ppm (STMM0041法测试)Less than 100 ppm free formaldehyde in the product by STMM0041 低低 游离甲游离甲 醛醛 含含 量量 产产 品品 的的 选选 择择 标标 准准 Selection criteria on p
2、roducts for Low Free Formaldehyde Leather应考虑以下几点：应考虑以下几点： Consideration is paid to the following items生产皮革的类型生产皮革的类型 type of leather to be produced对美对美感的影响感的影响 effect on aesthetic properties耐光性耐光性 lightfastness 气味气味 odour耐耐 PVC迁迁 移移 性性 migration into PVC对对皮革物性的影响皮革物性的影响 effect on physical properties
3、 of leather分析方法分析方法 method of analysis皮革皮革&纺织中的甲醛分析方法纺织中的甲醛分析方法Analysis of Formaldehyde on Leather & TextileWATER 水法水法 : 皮革样品用含有和或不含表皮革样品用含有和或不含表面活性剂的水浸提一定时间面活性剂的水浸提一定时间 ，浸提液与试，浸提液与试剂反映剂反映(DIN 53315 or IUC测试法测试法) leather sample is extracted in water with or without surfactant at certain time and the
4、 extract liquor is reacted with a reagent(DIN 53315 or IUC) VAPOUR蒸蒸 汽法汽法 :在特定的温度下，皮革用饱和水蒸气在特定的温度下，皮革用饱和水蒸气浸提一定时间浸提一定时间 (AATCC 或或 VW/AUDI 测试测试 法法 ) leather is extracted by saturated water vapour for certain length of time under certain temperature (AATCC or VW/AUDI method) Standard recipe for shoe u
5、pper鞋面革的标准配方鞋面革的标准配方 Conventional products Reduced Formaldehyde products 常 规 产 品 低甲醛含量 的产品 Rechroming / Neutralisation 铬复鞣/中和 Tanicor PCS3%Tanicor PCS Tanicor AS 62%Tanicor AS 6 Sod. Formate甲 酸 钠 3% Sod. Formate 甲 酸 钠 Retanning 复 鞣 3% Acrylic 丙烯酸 3-6% Tergotan PMB5% Phenolic Syntan 酚类合成鞣剂 5-10%Tanic
6、ors RF range1-2% Naphthalene base aux. 萘类助剂 1-2%Cartan ERF3-5% Amino Resin 氨基树脂 3-5%Tanicor APF3-5% Veg.Retanning 植物鞣剂 3-5%Veg.Retanning按通常方法加脂 Fatliquor as usual 汽车，服装和鞋类革方面的坚牢度需求FASTNESS REQUIREMENTS OF THE AUTOMOTIVE, GARMENT & SHOE SECTOR所有汽车，服装和鞋类革皆有其自身的要求并有不同的检测方法EVERY CAR, GARMENT AND SHOE PR
7、ODUCER HAS HIS OWN REQUIREMENTS USING HIS OWN METHODS我们挑选高物性的染料以满足所有客户之高要求WE SELECT FROM OUR DYES, THE ONES WITH HIGHER FASTNESS LEVELS FOR THE HIGH DEMAND SECTOR IN ORDER TO FULFILL THE REQUIREMENTS FROM ALL OUR CUSTOMERSULTRAFILTRATION超细过滤超细过滤SOLUBILIZATION溶解溶解RAW MATERIAL原料原料SYNTHESIS合成合成FILTRATI
8、ON过滤过滤DRYING干处理干处理POWDER粉状粉状DRY PROCESS干工序干工序WET PROCESS湿操作湿操作POWDER SUPRA粉状粉状POWDER粉状粉状GRANULATED处理成颗粒处理成颗粒LIQUID液状液状COMPACTED处理成片状处理成片状How a dye is produced?染料是如何生产出来的？染料是如何生产出来的？什么叫片状染料？SANDODERM COMPACT片状染料的特点片状染料的特点Advantages of compacted dyes:空气中无粉尘no more dust in the air箱中无残余染料 no dyestuffs l
9、eft in the box无产品损失no product loss库存占地少less storage space 包装体积小，可循环废弃物占用体积小，库存成本低smaller packaging; smaller volume of recyclable wastelower cost现实好处现实好处practical benefits 易称重，恒定的密度，简化操作easier weighing; constant density; simplified handling液体染料的特点液体染料的特点Advantages of liquid dyes 环保环保Ecological浴液吸尽度高浴
10、液吸尽度高good bath exhaustion废水中含盐较低废水中含盐较低much less salt in waste water皮革的品质方面皮革的品质方面Quality of leather均染性及伤残遮盖性更好均染性及伤残遮盖性更好 more level dyeings with better coverage of defects皮革色泽鲜艳度及干净度更好皮革色泽鲜艳度及干净度更好brighter & cleaner dyeings帮助改善坚牢度帮助改善坚牢度improved fastness properties染色深度更佳染色深度更佳better build up容易准备容易
11、准备Ease of Preparation称重中无粉尘称重中无粉尘 no dust problems on weighing 无溶解性问题无溶解性问题no solubilization problems适合于自动加料系统适合于自动加料系统suitable for automated dyeing systems无吸湿问题无吸湿问题no humidity uptake Selection criteria on products for the Automotive IndustryConsideration is paid to the following items:free formald
12、ehyde in leather heat ageing characteristics fogging lightfastness odour migration into PVC effect on physical properties of leather effect on aesthetic propertiesChrome Tannage - General remarksMost leather production worldwide is still based on tanning hides with chrome salts.From the ecological a
13、spect conventional chrome tannage has got a major problem: only 70 - 80% of the chrome offered is fixed in the hide 20 - 30% of the chrome is discharged with the waste waterRequirements:For both ecological and economical reasons a tanning method is required:- with a higher chrome exhaustion - reduce
14、d use of chrome tanning agents- reduced environmental costsThe properties of the leatherWhite appearance clear even pastel shades Very good light fastnessVery good heat resistanceHigh shrinkage temperature up to 80CExcellent physical strength characteristicsExcellent hydrothermal stabilityLow dry sh
15、rinkageExcellent water vapour permeability Inherent flame retardancySaving on Dyestuff costYour pole position:Sandoderm Dyes homogeneous dyes and mixtures metal complex dyes with excellent fastness properties (light-, migration to PVC, wet fastnesses etc.) excellent combinability and levelness very good dyeing behaviour suitable for all types of leathers available in compacted and liquid form
