CN1079127C - 用废纸生产再生新闻纸的方法 - Google Patents

用废纸生产再生新闻纸的方法 Download PDF

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CN1079127C
CN1079127C CN97107420A CN97107420A CN1079127C CN 1079127 C CN1079127 C CN 1079127C CN 97107420 A CN97107420 A CN 97107420A CN 97107420 A CN97107420 A CN 97107420A CN 1079127 C CN1079127 C CN 1079127C
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waste paper
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waste
pulp
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CN1167854A (zh
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田永兴
周永深
王纯智
吕小欧
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Weili Explosive New Technology Development Co., Guizhou
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WEILI EXPLOSIVE NEW TECHNOLOGY DEVELOPMENT Co GUIZHOU
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/64Paper recycling

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Abstract

本发明公开了一种用废纸生产再生新闻纸的方法,它用的废纸并加入适量的NaOH、Na2SiO3等化学原料及水,经蒸煮、脱水。漂白、打浆、净化、抄纸、切纸即得成品。本发明不仅具有能充分利用废纸再生新闻纸从而大大减少造纸用原纤维原料用量及木材用量的优点,而且还具有减少环境污染、降低生产成本等优点。采用本发明制浆比用原纤维原料化学方法制浆。其污染可减少70%以上。

Description

用废纸生产再生新闻纸的方法
本发明涉及一种利用废纸生产再生新闻纸的方法。
目前,在现有生产新闻纸的技术中,要用80%左右的机械木浆、20%左右的化学木浆进行新闻纸的生产,而每生产一吨机械木浆需用原木2.2~2.4立方米;生产一吨化学木浆需要4~6立方米的原木,因此,生产一吨新闻纸需用原木3立方米左右,这无疑要耗费大量的木材资源,增加生产成本。
本发明的目的是:提供一种不直接使用原纤维原料、而利用废纸生产再生新闻纸的方法,从而达到大大减少造纸用原纤维原料用量特别是木材原料用量的目的。
本发明是这样构成的:它用100%的废纸并按其废纸量加入2%~3%的NaOH、4%~5%的Na2SiO3、1%表面活性剂、250%的水,将其所有原料放入蒸球中,在0.3~0.4兆帕的压力下蒸煮56小时,放入球下池内,制得废纸脱墨浆,再将其脱水、漂白,并相对纸浆量加入1%的松香胶、5%的硫酸铝、10%的填料,经打浆、净化、抄纸、切纸即得成品。
本发明与现有技术相比,不仅具有能充分利用废纸再生新闻纸从而大大减少造纸用原纤维原料用量及木材用量的优点,而且还具有减少环境污染、降低生产成本等优点。采用本发明制浆比用原纤维原料化学方法制浆、其污染可减少70%以上。
本发明的实施例:用1700千克的废纸并按其废纸量加入51千克的NaOH、65千克的Na2SiO3、17千克表面活性剂、4250千克的水,将其所有原料放入蒸球中,在0.4兆帕的压力下蒸煮5.5小时,放入球下池内,制得1吨废纸脱墨浆,再将其脱水、漂白,并相对纸浆量加入10千克的松香胶、50千克的硫酸铝、100千克的填料,经打浆、净化、抄纸、切纸即得再生新闻纸成品1040千克。

Claims (1)

1、一种用废纸生产再生新闻纸的方法,其特征在于:用100%的废纸并按其废纸量加入2%~3%的NaOH、4%~5%的Na2SiO3、1%表面活性剂、250%的水,将其所有原料放入蒸球中,在0.3~0.4兆帕的压力下蒸煮5~6小时,放入球下池内,制得废纸脱墨浆,再将其脱水、漂白,并相对纸浆量加入1%的松香胶、5%的硫酸铝、10%的填料,经打浆、净化、抄纸、切纸即得成品。
CN97107420A 1997-03-28 1997-03-28 用废纸生产再生新闻纸的方法 Expired - Fee Related CN1079127C (zh)

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Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1079463C (zh) * 2000-01-31 2002-02-20 四川宏达(集团)有限公司 一种高白度低定量的再生新闻纸及其制造方法
CN101775749B (zh) * 2010-03-05 2012-07-04 杨树香 废纸脱墨漂白处理工艺
CN103184709A (zh) * 2011-12-28 2013-07-03 康吉诺(北京)科技有限公司 一种环保无碳复写原纸的制造方法
CN102677532B (zh) * 2012-05-28 2014-04-23 东莞玖龙纸业有限公司 一种利用全回收浆制备文化纸的工艺
CN104109985A (zh) * 2014-07-16 2014-10-22 广东华泰纸业有限公司 一种香型新闻纸的生产方法
CN106865524B (zh) * 2017-03-20 2019-05-24 西安理工大学 一种废纸纤维制备含硫炭微球的方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1130225A (zh) * 1995-02-28 1996-09-04 陈居礼 废纸高效脱墨剂

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1130225A (zh) * 1995-02-28 1996-09-04 陈居礼 废纸高效脱墨剂

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
制浆造纸工艺学下册 1980.9.1 隆言泉,轻工业出版社 *

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