Research on the physical properties of calcium sulfate whisker and the effects of its addition on paper and its printing performance
نویسندگان
چکیده
Abstract In this investigation, softwood pulp and bleached wheat straw were used as raw materials, Calcium Sulfate Whiskers (CSW) fillers. Based on the structural properties characteristics of CSW, printing paper with such whiteness, opacity, pH value, uniformity, Z-direction tensile strength surface strength, analyzed. The results showed that CSW has low solubility, high retention fiber-like appearance. whiteness is best when filling amount 20 %. opacity increases significantly, decreases significantly more than 30 addition reduces paper. evenness does not change obviously. in paper, but obviously
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ژورنال
عنوان ژورنال: Nordic Pulp & Paper Research Journal
سال: 2021
ISSN: ['0283-2631', '2000-0669']
DOI: https://doi.org/10.1515/npprj-2021-0042