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Manufacturing of isocyanate-based oligomeric dyes with high coloring capabilities:synthesis and application in the dyeing of organic chrome-free leather: 《Collagen and Leather》2024年第2期116-128,共13页Wei Ding Song Guo Haiteng Liu Xiaoyan Pang Zhiwen Ding Javier Remón; support provided by the National Natural Science Foundation of China(22108297);the Science and Technol ogy Innovation Key Project of Sinolight Corporation(ZQ2021YY05);the National Key Research and Development Program(2020YFE0203800).; Leather dyeing is a critical step in leather manufacturing,as it is responsible for providing leather products with an eye-catching visual aspect and adequate quality properties to meet customers'expectations.This ste...; 关键词：Toluene 2 4-diisocyanate Oligomeric dye Biomass-derived aldehyde Leather dyeing Coloring fastness Physical property

Study on Chrome-free Purging Plugs for Steel Ladles: 《China's Refractories》2024年第2期41-47,共7页Yunpeng ZHOU Wang FENG Shankha CHATTERJEE Andus BUHR Sebastian KLAUS; Purging plug refractories in China typically contain around 3 mass% of super-fine chromium oxide in the matrix in order to improve the performance of the purging plugs, primarily, slag corrosion and wear resistance. A...; 关键词：purging plug alumina-spinel castable WORKABILITY chromium-free thermal shock resistance

Extraction of a novel tanning agent from indigenous plant bark and its application in leather processing: 《Collagen and Leather》2023年第1期69-83,共15页Raju Kumar Das Al Mizan Fatema Tuj Zohra Sobur Ahmed Khondoker Shahin Ahmed Hemayet Hossain; funded by the Ministry of Science and Technology,Bangladesh by the National Science and Technology(NST)fellowship(Group:Physical Science,Reg.No:317).; The use of vegetable tanning materials in leather processing has drawn attention as an alternative to basic chromium sulphate for its natural abundance and environmental aspects.In this work,an attempt has been made t...; 关键词：Vegetable tanning agent Strength properties Shrinkage temperature Chrome-free leather Alternative tannin Xylocarpus granatum

Self-driven directional dehydration enabled eco-friendly manufacture of chrome-free leather被引量：1: 《Journal of Leather Science and Engineering》2022年第1期241-252,共12页Yawen Huang Hanzhong Xiao Haoliang Pu Ni Xue Baicun Hao Xin Huang Bi Shi; The National Natural Science Foundation of China(No.22178232,No.21978176);the National Natural Science Funds for Excellent Youth Scholars(No.21922808);the National Key Research and Development Program(No.2018YFC1901101);the Key Research and Development Program of Science and Technology Department of Sichuan Province(2021ZYCD009);the Program of Sichuan University Featured Research Groups in Engineering Disciplines.; Manufacture of eco-friendly chrome-free leather is of great significance for realizing sustainable development of leather industry.Conventional tanning theory believes that it is impossible to convert raw hide to leat...; 关键词：Chrome-free leather Eco-friendly manufacture Regulation of water content Self-driven directional dehydration Recyclability of dehydration media

Extraction of a novel tanning agent from indigenous plant bark and its application in leather processing: 《Journal of Leather Science and Engineering》2022年第1期253-267,共15页Raju Kumar Das Al Mizan Fatema Tuj Zohra Sobur Ahmed Khondoker Shahin Ahmed Hemayet Hossain; the Ministry of Science and Technology,Bangladesh by the National Science and Technology(NST)fellowship(Group:Physical Science,Reg.No:317).; The use of vegetable tanning materials in leather processing has drawn attention as an alternative to basic chromium sulphate for its natural abundance and environmental aspects. In this work, an attempt has been made...; 关键词：Vegetable tanning agent Strength properties Shrinkage temperature Chrome-free leather Alternative tannin Xylocarpus granatum

A chrome-free combination tanning strategy: based on silicic acid and plant tannin被引量：2: 《Journal of Leather Science and Engineering》2021年第1期166-178,共13页Zetian Zhang Yang Liu Junchao Wang Taoling Xie Liying Sun Zhengjun Li; This research was supported by the National Natural Science Foundation of China(No.21376153);the Fundamental Research Funds for the Central University of China,and Sichuan University-Zschimmer&Schwarz CmbH&Co.KG Scholarships(2020).; Silicic acid,commonly derived from cheap and easily available sodium silicate,has recently received great attention for application in leather industry to produce ecological leather with a cleaner approach.However,lea...; 关键词：Silicic acid Plant tannin Chrome-free tannage Storage stability ENVIRONMENT-FRIENDLY

Development and Application of Chrome-free Refractory Materials for RH Degasser被引量：2: 《China's Refractories》2014年第4期1-5,12,共6页LI Hongxia LIU Jun FENG Haixia ZHANG Lixin; The research progress and industrial application of chrome-free refractories for RH degasser were introduced in the paper.It is proved that unburned magnesia-spinel refractories used for RH throat and snorkel in Baost...; 关键词：RH degasser chrome-free refractories unburned magnesia-spinel materials

Process Optimization for Cerium Oxide Based Conversion Coating of AZ91D Magnesium Alloy at Room Temperature: 《稀有金属材料与工程》2012年第S1期243-246,共4页Chen Dongchu Wu Jianfeng Ye Shulin; Natural Science Foundation of Guangdong Province,China(7010404);Project of Science&Technology of Guangdong Province(2008B030302011); The Ce2SO4/H2O2 containing solution is used to prepare a chrome-free cerium oxide based chemical conversion coating on AZ91D magnesium alloy at room temperature,and an orthogonal experiment was carried out to optimize...; 关键词：MAGNESIUM alloy CERIUM CONVERSION coating CHROME-FREE ROOM temperature

Chrome-free Basic Refractories for Burning Zone of Cement Rotary Kiln被引量：1: 《China's Refractories》2011年第4期1-5,共5页CHEN Zhaoyou; Based on the relevant phase diagrams of ternary system in MgO - CaO - ZrO2 - SiO2 quarternary systems, the phase diagram of Fe - O system and the condensed phase stability area diagram of iron oxides, the corrosion re...; 关键词：Cement rotary kiln Magnesia-calcia-zirconia refractories Magnesia-hercynite refractories

Research on Refractories Technology to Meet the Demands of Steel-making Process: 《China's Refractories》2011年第4期15-21,共7页ZHENG Yiyu MOU Jining SHEN Zhongming; Based on the refractories research of Baosteel, the demands for refractories from the developing steel-making technology as high security, high efficiency, energy saving and environment .friendly are introduced.; 关键词：Steel-making Converter bottom blowing Chrome-free RH refractories Wet spraying High effi-ciency Safely Refractories contract purchase

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