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17 results

  1. Tobacco Science & Technology, 2012, 4, p. 5-8, ISSN.1002-0861

    Characterization of cut tobacco size distribution based on fractal theory

    YU Na(1); SHEN Xiaofeng(2); XU Dayong(1); LI Huajie(3); CHANG Mingbin(3); DU Jinsong(1)
    (1) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China; (2) Technology Center of Hongyun Honghe Tobacco (Group) Co., Ltd., Kunming 650202, P.R. China; (3) Technology Center of China Tobacco Fujian Industrial Co., Ltd., Xiamen 361004, Fujian, P.R. China
    In order to study the characteristics of cut tobacco size distribution, the correlation equation of accumulative mass percentage of cut tobacco under test sieve versus fractal dimension was derived, and the relationship between loss of tobacco from...
  2. TSRC, Tob. Sci. Res. Conf., 2011, 65, abstr. 77

    The evolution of moisture, temperature and density of cut tobacco and shrinkage characteristics during cylinder drying.

    WENKUI ZHU(1); CHUANFANG YU(1); LIANGYUAN CHEN(1); BIN LI(1); QIANG ZEN(2); HONGTAO LI(3)
    (1) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, P.R. China; (2) Fujian Tobacco Co., Xiamen, Fujian, P.R. China; (3) Shandong Tobacco Co., Qingdao, Shandong, P.R. China
    Cylinder drying is the widely used dehydration method in tobacco primary process. During cylinder drying, the temperature and moisture evolution of cut tobacco could modify physical structure properties of the materials, which would influence the...
  3. Tobacco Science & Technology, 2011, 2, p. 25-34., ISSN.1002-0861

    Advance in product harm reduction in tobacco industry: a review

    LIU LI-QUAN(1); ZHOU YA-NING(1); GONG AN-DA(2)
    1. Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China; 2. Technology Center, China Tobacco Fujian Industrial Co., Ltd., Xiamen 361004, Fujian, P.R. China
    The progress in products’ harm reduction in tobacco industries at home and abroad since 2004 was reviewed in terms of cigarette blend, processing technology and auxiliary materials, especially in processing technology. It was believed that harmful...
  4. Tobacco Science & Technology, 2011, 8, p. 44-47., ISSN.1002-0861

    Fast analysis of 7 volatile phenols in mainstream cigarette smoke with ultra performance liquid chromatography

    HUANG CHAO-ZHANG
    Technology Center of China Tobacco Fujian Industrial Corporation, Xiamen 361022, Fujian, P.R. China
    In order to rapidly and accurately determine the hydroquinone, catechol, resorcinol, phenol, 4-cresol, 2-cresol and 3-cresol in cigarette smoke, a method for simultaneously determining the seven volatile phenols in mainstream cigarette smoke with...
  5. Tobacco Science & Technology, 2010, 10, p. 5-7., ISSN.1002-0861

    Application of process capability analysis in evaluation of casing uniformity

    LIU ZE-CHUN(1); HUANG HUA-FA(1); HONG WEI-LING(1); ZHANG DA-BO(2)
    1. Technology Center, China Tobacco Fujian Industrial Corporation, Xiamen 361022, Fujian, P.R. China; 2. Key Laboratory of Tobacco Processing Technology, Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China
    In order to quantitatively evaluate the casing uniformity in primary processing, the content of 1,2-propylene glycol in cased tobacco was determined by gas chromatography, the data were analyzed based on the statistical methods in statistical process...
  6. Tobacco Science & Technology, 2010, 7, p. 22-25., ISSN.1002-0861

    Removal efficiencies of major phenols from cigarette smoke by acetate cellulose filters with different triacetin levels

    LIU ZE-CHUN(1,2); HUANG HUA-FA(2); LIU JIANG-SHENG(2); HONG WEI-LING(2); HUANG CHAO-ZHANG(2); CHENG-HUI(2); ZHOU PEI-CHEN(2); YAN QUAN-PING(3); SU QING-DE(1)
    1. University of Science & Technology of China, Hefei 230052, P.R. China; 2. Technology Center, China Tobacco Fujian Industrial Corporation, Xiamen 361022, Fujian, P.R. China; 3. Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China
    In order to find out a new way to decrease the phenols in MCS, the filtration efficiency to major phenols in MCS by acetate cellulose filters with different triacetin levels was tested. The results showed that: 1) The filtration efficiency to...
  7. Tobacco Science & Technology, 2007, 1, p. 32-7, ISSN.1002-0861

    Comparison between GC/MS and GC×GC/TOFMS in analyzing semi-volatile neutral constituents in tobacco

    LU HONG-LIANG; ZHONG QIAO-XIA; ZHAO MING-YUE
    Technology Center of Fujian Tobacco Industrial Corporation, Fujian, China
    In order to compare the difference between GC/MS and GC×GC/TOFMS qualitatively and quantitatively, the effects of column sets and operation conditions, such as modulation frequency, column pressure and initial temperature, on two-dimensional...