机械精浆处理对竹材化学热磨机械浆性能的影响研究

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作者简介:,在读硕士研究生;研究方向:现代制浆造纸技术。

关键词:竹材化学热磨机械浆;精浆;纤维形态;湿部化学;纸张强度中图分类号:TS743 文献标识码:A DOI:10.11980/j.issn.0254-508X.2025.04.012

Study on the Effects of Mechanical Refining on the Properties of Bamboo CTMP

YAO Wenxuan’HUANG Fang1FANG Guigan²XIE Zhanghong4HUANG Liulian1*MIAO Qingxian1*

(1.College

IndustryofForestProducts,hineseAcademofrestryNjing,JngsuProince,;3.binPaerIdustryCo,dbin SichuanProvince,64410;4.SichuanProvinceEngineeringTechnologyResearchCenterofBambooPulpingandPapermaking,Yibin, Sichuan Province, ) ( E-mail:hl65212@163.com;miaoqingxian@163.com)

Abstract:Thefctsofechanicalefingofamboochmithemmechanicalpulp(CTP)yFeferoermohologyt-nditrandpperprotredTulodatthcalrgeeedhgtegf thecontentoffssetoeasodgfulputasdtabilittapetaldcidost ofpulp.Meanilthsiledeustigdedintilsiledefapereprovduetofgtreat thebeating degree of pulp increased from 15oSR to $4 0 \ { } ^ { \mathrm { \circ } } \mathrm { S R }$ ,the mean length-weighted of fiber was decreased from O.788 mm to O.459 mm,the content of fines was increased from 6.30% to 7 . 3 0 % ,the retention rate of fines was increased from 93. 5 % to 96. 0 % ,the dissolved charge of the pulp was increased from 1 ⋅ 3 2 5 μ e q/ g to 2 . 0 1 0 μ e q / g .However,the Zeta potential decreased from an absolute value of 7 5 . 4 m V to 5 3 . 2 m V ,decreased by 2 9 . 4 % . The tensile index of the paper was increased from 6 to ,and the initial wet tensile index was increased from0.271 N·m/gto 0.290 N·m/g,with relativeincreasesof 4 9 . 8 % and 7 . 0 % ,respectively.

Key words: bamboo chemithermomechanical pulp;refining;fibermorphology;wet-end chemistry;paper strength

近年来,我国已成为全球纸及纸板的生产和消费大国。(剩余9408字)

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