2</sub> )和98s( 11mLCS<sub>2</sub> )的過(guò)濾值;進(jìn)一步將漂白P段替換為A段,竹溶解漿產(chǎn)品灰分含量降低至 0.07% , α -纖維素增加至 92.6% ,多戊糖含量降低至 2.62% ,產(chǎn)品質(zhì)量指標(biāo)顯著提升;在此基礎(chǔ)上,增加活化劑處理工序能夠進(jìn)一步提高竹溶解漿的反應(yīng)性能。-龍?jiān)雌诳W(wǎng)" />

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竹資源制備溶解漿及生產(chǎn)工藝優(yōu)化研究

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作者簡(jiǎn)介:林思球,高級(jí)工程師;主要從事制漿造紙、溶解漿的生產(chǎn)工藝技術(shù)及研究工作。

關(guān)鍵詞:毛竹;溶解漿;聚合度;反應(yīng)性能; ∝ -纖維素中圖分類(lèi)號(hào):TS743 文獻(xiàn)標(biāo)識(shí)碼:A DOI:10.11980/j.issn.0254-508X.2025.08.015

Study on the Preparation of Dissolving Pulp from Bamboo Resources and Optimization of Production Proces

LIN Siqiu (Fujian Qingshan Paper Industry Co., Ltd.,Sanming,F(xiàn)ujian Province,365500) (E-mail:332307550@qq.com)

Abstract:Thissudymployedthepre-hdrolysisraft(HK)processtopreparedissolvingpulpfrommosobamboo.ItanalyzedtecelationmecansetwnthgfpleaiDoftovinpulpnditsprfoaceicatorssellasfid andactivatortreatmentonteseperformanceindicators.ThersultsshowedthatduringtheHKcooking-bleachingprocess,eofthe bambo disolving pulpshouldbecontroled atapproximately463.AtthisDP,theobtained pulpexhibitedanashcontentof 0. 12% ,an α -cellulose content of 91. 3% ,and a pentosan content of 3.29 % ,withreactivity filtration timesof178s(9 mL CS 12 )and98s(11mLCS 2 ) Furthermore,replacingtheP(peroxide)bleachingstagewithnA(acid)treatmentstagereducedthashcontentofthebambodsolving pulp product to 0.07% ,increased the α -cellulose content to 92. 6% ,and decreased the pentosan content to 2. 62% ,leading to a significant improvementinproductqualitydicators.Onthisbasis,theaditioofanactivatorreatmentstagefurtherehancdtereacvityofthe bamboo dissolving pulp.

Key words:moso bamboo;dissolving pulp;degree of polymerization; reactivity ; α -cellulose

溶解漿作為一種典型的高純度纖維素產(chǎn)品,可用于黏膠纖維和Lyocell纖維等再生纖維素、纖維素酯和纖維素醚等纖維素衍生物以及納米纖維素等纖維素基材產(chǎn)品的生產(chǎn)[1-3]。(剩余8164字)

目錄
monitor