The preparation of auxiliary tanning agent from chrome shavings has been studied in this paper.
本文对从铬革屑中提取胶原产物制备助鞣剂的方法进行了探讨。
A colorless crystalline compound, C7H 6o 5, derived from tannin and used as a tanning agent, as an ink dye, and in photography and the manufacture of paper.
一种无色结晶酸，C7H6o5，从丹宁酸中提炼而得，用作鞣剂、墨水染剂及摄影和纸张制造。
In this paper, new type of tanning agents for free-chrome and semi-chrome tannage were studied.
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。
The hydrolyzing method of chrome shavings and the applying method of hydrolyses in the tanning process were studied in this paper.
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 hydrolysis of chrome-tanned shavings modified by Cr-Al complex and the application of its product in tanning and retanning are discussed in this paper.
探讨了用铬—铝络合物改性铬革屑水解液及其产品在鞣制或复鞣中的应用。
This paper have studied vegetable tanning technology of cowhide light leather with modification volanea extract for chief tanning agent and with yellow cow taw for raw skin.
探索了用橡木宛栲胶植鞣黄牛皮沙发革的工艺，分析测试了所鞣坯革的物理及感观性能，为植鞣牛皮轻革产品提供了一些理论与实验依。
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.
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 product is widely used in circulating cooling water, oilfield, paper, and pesticide, cutting oil, leather, printing ink, dyestuffs, and tanning industry.
本品广泛运用于循环冷却水、油田、造纸、农药、切削油、皮革、油墨、梁料、制革等行业。
The research situation of oil tannage was overviewed in this paper. The methods, principles and characteristics of oil tanning process were introduced in detail.
综述了油鞣技术的研究现状，重点介绍了油鞣的方法、原理和工艺特点。
The pollution of some traditional processes before tanning during the leather-making, the development and application of the clean leather-making technologies have been reviewed in this paper.
对制革生产过程中常规工艺鞣前各工序存在的污染现状以及对应工序的清洁化技术进展和应用进行了综述。
It was summarized that useful techniques and special chrome tanning agents to improve chrome exhaustion in this paper. Their advantages and disadvantages were also simply introduced.
概括了近年来提高铬吸收所采用的方法，特别提到非常规铬鞣剂及其工艺，并简述了它们各自的优劣。
In this paper, the possible causes which result in the defects in tanning process were analysed and remedies for these defects were put forward.
分析研究了形成鞣制工段常见缺陷的可能原因，并提出了一些具体的救治方法。
This paper discusses the characteristics of tanning waste water, puts forward a method that is first treatment tanning waste water by stages and then comprehensive.
详细论述了制革污水的特点，对制革污水提出了先分段处理再综合处理的方法。
This paper discusses the characteristics of tanning waste water, puts forward a method that is first treatment tanning waste water by stages and then comprehensive.
详细论述了制革污水的特点，对制革污水提出了先分段处理再综合处理的方法。
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