本文研究了一种取代铬鞣的有机鞣法。
In this paper, organic tannages were investigated to replace chrome tannage.
分析了非铬鞣法的意义和对非铬鞣体系的要求。
The significance and practical needs of chrome-free tannage were presented.
实验表明：硫酸、甲酸、磷酸均可水解铬鞣革屑。
The experiments show that sulfuric acid, formic acid and phosphoric acid can hydrolyze chrome shavings.
本文研究工作主要是关于用铬饼制备铬鞣液及其应用。
The presented work deals with the application of chrome cake to prepare chrome tanning liquors.
铬鞣废水中铬含量很高，若直接排放会造成严重的污染。
The content of Cr is high in the tanning waste water. It will get rise to serious pollution if the waste water was not treated and drained off.
研究了 -偶氮型皮革染料应用于羊皮铬鞣蓝湿革的染色。
Stilbene type dye for leather had been applied to sheep chrome leather.
用该复鞣剂对铬鞣绵羊革进行复鞣，所得的坯革性能良好；
With this product in the retanning of chrome retanned leather , the property of crust leather will be well .
本文研究了废铬鞣液在浸酸、铬鞣和复鞣循环系统中的变化。
The changes of used chrome tan liquor in pickling -tanning and retanning recycling system had been study.
此法操作简便，铬回收率高，是治理铬鞣废水的一种好方法。
This method has simple operation and high recovery rater. It was a good way to treat the tanning waste water.
采用复合絮凝剂对铬鞣废水处理后，回收液可直接用于鞣革。
In this experiment, the compound flocculant to deal with the tanning waste water was used. The recovery solution can be used in tanning.
本文对从铬鞣革屑中提取胶原及其降解产物的方法进行了综述。
The processes for preparing collagen and collagen hydrolyzate from chrome shavings have been summarized in the present paper.
磺化油SEO、STO改善无铬鞣革的撕裂强度优于其他加脂剂。
The tearing strength of the chrome-free tanned leather stuffed by the sulfonated oil SEO, STOwer better.
本文探讨了水解铬鞣革的方法和水解物在皮革鞣制中应用的可能性。
The hydrolyzing method of chrome shavings and the applying method of hydrolyses in the tanning process were studied in this paper.
主要研究了几种新型无铬鞣剂的鞣性及其在无铬、少铬鞣中的应用。
In this paper, new type of tanning agents for free-chrome and semi-chrome tannage were studied.
试验表明：有助于铬的吸收，不降低收缩温度，使铬鞣革更加柔软。
The results showed that absorption of chrome and softness of chrome-tanned leathers were improved and shrinkage temperatures didn't decrease.
结果表明：①变型二浴法的废铬液排放量大于一浴法铬鞣的排放量。
The result shows that the waste liquors discharge of one-bath tanning process is smaller than the modified two-bath tanning process.
根据不同的特性作为铬鞣助剂、预鞣剂以及与植物鞣剂结合鞣等用途。
Depending on the different characters, it can be used as the chrome tanning auxiliary and pretanning agent, and in combination with vegetable tanning agents.
介绍了铬鞣黄牛正面服装革的质量要求及试制过程中的若干技术要点。
The quality requirements and the key technologies for the production of chrome - tanned cattle grain garment leather are introduced.
研究了在铬鞣过程中，应用多元醛酸帮助减少铬鞣废液中的残留铬含量。
The multiple aldehyde acids were used to decrease the chrome content of the tannery wastewater in chrome tanning process.
本文用差示扫描量热法(dsc)，研究了铬鞣猪皮胶原的热变性过程。
Differential scanning calorimetry (DSC) has been used to study the denaturation of the chrome-tanned pigskin collagen.
因此，如何回收再利用铬鞣废弃物已成为制革业及其它相关行业的热点。
How to reclaim and reuse the chrome-tanning wastes has become a new hot in leather industry and relative trades.
试验表明阴离子型聚氨酯树脂复鞣剂可提高铬鞣革的收缩温度及力学强度。
The results showed that anion aqueous PU resin retanning agent can improve the shrinkage temperature and mechanics strength of chrome tanned leather.
综述了酸性酶软化在制革生产中的应用，主要是软化酸裸皮和铬鞣蓝湿皮。
A review of the literatures has been done on the application of acid enzymatic bating in leather making, which includes bating pickling pelt and bating chrome tanned wet blue.
研究还表明该铬鞣新法的成革，其物理性能和感官质量均达到和优于常规鞣法。
Physical properties and sense performances of the finished leather which chrome tanned by supercritical carbon dioxide were match or overmatch the properties of the traditional tanning.
在传统铬鞣工序中应用加脂剂不仅有助鞣作用，而且能赋予蓝坯革一定的加脂效果。
The using of fatliquor in traditional chrome tanning process not only has the effect of tanning assistance, but can also give the wet blue to a certain effect of fatliquoring.
通过对比实验研究了不同加脂剂、复鞣剂对无铬鞣猪皮服装革耐湿热稳定性的影响。
Comparing different kinds of fat liquors and retanning agents, the influence of fat-liquoring and retanning on hydrothermal stability of chrome-free tanned pig garment leather was studied.
羟基酸铬鞣液中阳、中性络离子增多，高电荷阳络离子减少，耐碱性、稳定性提高；
In solutions masked with salts of hydroxy acids noncationic complexes tend to increase and high-charge complexes to decrease, So its perform high stability to alkali;
文章介绍了回收铬鞣液中铬的几种方法，并对这几种方法的优缺点及其经济效益进行了分析比较。
This paper introduces some methods for recovering chromium from chrome tanning waste water, compares the merits and demerits of these methods, and analyses their economic benefit.
本文对关于改性胶原的铬鞣助剂的研究进展情况进行了回顾，并对今后的发展前景作了简要论述。
The advance of the study of chrome tanning auxiliary agents related to collagen modification was reviewed. The advances and research trend of this field are briefly summarized.
对改性产品以茚三酮法进行分析，对铬鞣革屑水解产物及其改性产品进行IR分析和氨基酸分析。
To provide proof of grafting, modified hydrolysate was identified by indanthrone, the IR and amino acid composition analysis of hydrolysate and modified hydrolysate were studied.
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