CN116623469A - 长网大缸纸机生产的葡萄套袋纸及其生产方法 - Google Patents
长网大缸纸机生产的葡萄套袋纸及其生产方法 Download PDFInfo
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- 235000014787 Vitis vinifera Nutrition 0.000 title claims abstract description 29
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 27
- 240000006365 Vitis vinifera Species 0.000 title 1
- 238000004513 sizing Methods 0.000 claims abstract description 95
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 49
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- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 claims description 12
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Classifications
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
- D21H27/10—Packing paper
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
- D21H11/02—Chemical or chemomechanical or chemothermomechanical pulp
- D21H11/04—Kraft or sulfate pulp
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
- D21H17/24—Polysaccharides
- D21H17/28—Starch
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
- D21H17/24—Polysaccharides
- D21H17/28—Starch
- D21H17/29—Starch cationic
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/62—Rosin; Derivatives thereof
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/63—Inorganic compounds
- D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
- D21H17/68—Water-insoluble compounds, e.g. fillers, pigments siliceous, e.g. clays
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H19/00—Coated paper; Coating material
- D21H19/10—Coatings without pigments
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/16—Sizing or water-repelling agents
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/18—Reinforcing agents
- D21H21/20—Wet strength agents
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/64—Paper recycling
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
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Abstract
本发明属于造纸技术领域,具体涉及长网大缸纸机生产的葡萄套袋纸及其生产方法,所述的长网大缸纸机生产葡萄套袋纸的方法,生产工艺流程如下:浆板→链板输送→碎浆机→卸料池→磨浆机→成浆池→抄前池→冲浆泵→压力筛→流浆箱→网部→压榨部→大缸→施胶机→组缸→压光机→卷取部→复卷→包装入库。本发明提高了葡萄套袋纸的抗水性能、疏水性能和耐破损性能,且可回收利用,经济环保。
Description
技术领域
本发明属于造纸技术领域,具体涉及长网大缸纸机生产的葡萄套袋纸及其生产方法。
背景技术
葡萄套袋纸是一种专门用于生产葡萄套袋的专用纸种,套袋可以在不影响葡萄正常生长与成熟的前提下,有效减少水果病虫害,隔绝喷洒的农药和环境污染物,从而使葡萄无有害物质残留,使其表面光洁且鲜美可口。葡萄套袋纸技术已经逐渐取代塑料包装,通过套袋技术的应用,可以大大提高果实的着色度、洁净度、完整度、口感度、商品果率和果品的贮存时间,因而可显著提高果农的经济效益。由于需要应对风吹雨淋的外部环境,现有技术中,葡萄套袋纸的透气度、抗水性能、疏水性能和耐破损性能等仍存在不足,亟需进一步改善。
发明内容
本发明要解决的技术问题是提供一种长网大缸纸机生产的葡萄套袋纸,提高了葡萄套袋纸的抗水性能、疏水性能和耐破损性能,且可回收利用,经济环保。本发明还提供了科学合理的生产方法。
本发明所述的长网大缸纸机生产葡萄套袋纸的方法,生产工艺流程如下:浆板→链板输送→碎浆机→卸料池→磨浆机→成浆池→抄前池→冲浆泵→压力筛→流浆箱→网部→压榨部→大缸→施胶机→组缸→压光机→卷取部→复卷→包装入库;
其中,(1)浆板配比:漂白硫酸盐针叶木浆70-80%,漂白硫酸盐阔叶木浆20-30%;
(2)磨浆工艺:浆板混合均匀后,采用三台DD720双盘磨串联打浆,第一台盘磨使用切割鳍型磨片,第二、三台盘磨采用扫帚鳍型磨片,叩解度42-44°SR,湿重5.0-6.0g;
(3)在成浆池与抄前池之间的管道中加入阳离子淀粉和硫酸铝;
(4)在冲浆泵的入口加入湿强剂和松香胶;
(5)在压力筛与流浆箱之间的管道中加入硅溶胶;
(6)采用浸泡式施胶机施加表面施胶剂,其中,表面施胶剂质量标准:固含量3.5-4.5%,粘度10-20mpa.s,pH值5-6,温度65-70℃;
新型表面施胶剂由如下质量份数的原料制成:
氧化木薯淀粉8-10份;
泼水剂75-80份;
清水2150-2160份;
(7)纸机运行主要参数:
1)车速400-450m/min;
2)大缸气压500-550kPa;
3)浸泡式施胶机控制参数:
表面施胶成纸取拾量:正面≥1.5g/m2,反面≥1.5g/m2;
进浸泡式施胶机成纸干度≥93%,出浸泡式施胶机的成纸干度≥65%;
4)压光机采用双压区软压光机,一压压力30-50kN/m,温度140-150℃;二压压力30-40kN/m,温度110-120℃。
其中,阳离子淀粉的用量为10-15kg/吨浆。
湿强剂为MF湿强剂,用量为145-155kg/吨浆。
松香胶的用量为15-16kg/吨浆。
其特征在于,硅溶胶的用量为3-3.5kg/吨浆。
硫酸铝的用量为10-12kg/吨浆。
拨水剂型号为WR-3025,用量70-80kg/吨纸。
表面施胶剂制备方法如下:将配方量的氧化木薯淀粉加1/3配方量的清水在表面施胶蒸煮罐中搅拌均匀后通汽,并升温至93-95℃,保温18-20min,提至表面施胶稀释桶,加入2/3配方量清水,降温至65-70℃,最后加入配方量的拨水剂,混合成固含量3.5-4.5%的表面施胶溶液,提至表面施胶贮存桶备用。
本发明所述的长网大缸纸机生产的葡萄套袋纸,采用上述技术方案所述的方法制备而成。
本发明技术方案,也可以使用长网多缸纸机进行生产,但是成纸印刷清晰度较差;本发明表胶工艺不可以使用膜转移施胶机生产,成纸达不到疏水性要求,无法达到荷叶滚水效应。
与现有技术相比,本发明的有益效果是:
1、本发明确认了配备长网大缸加浸泡式施胶机形式的纸机可以生产出合格的葡萄套袋纸;
2、本发明通过特殊的浆板配比和合适的磨浆工艺,确保纸页撕裂度、干拉力符合要求;
3、本发明选用合适的化工工艺,特别是MF湿强剂的使用,确保符合葡萄套袋纸的抗水性的高要求;
4、本发明表面施胶剂及施胶工艺能够明显提高原纸高疏水性能,使得成纸具有荷叶滚水效应;
5、本发明葡萄套袋纸产品可以回收利用,符合发展循环经济要求,是一种环境友好型产品。
附图说明
图1、本发明新型表面施胶剂制备流程图;
图中,1、表面胶蒸煮罐;2、表面施胶稀释罐;3、表面施胶贮存罐;4、表面施胶上料桶;5、浸泡式施胶机。
具体实施方式
下面将结合附图和实施例,对本发明的技术方案进行清楚、完整地描述。
实施例中用到的所有原料除特殊说明外,均为市购。
实施例1
所述的长网大缸纸机生产葡萄套袋纸的方法,生产工艺流程如下:浆板→链板输送→碎浆机→卸料池→磨浆机→成浆池→抄前池→冲浆泵→压力筛→流浆箱→网部→压榨部→大缸→施胶机→组缸→压光机→卷取部→复卷→包装入库;
其中,(1)浆板配比:漂白硫酸盐针叶木浆70%,漂白硫酸盐阔叶木浆30%;
(2)磨浆工艺:浆板混合均匀后,采用三台DD720双盘磨串联打浆,第一台盘磨使用切割鳍型磨片,第二、三台盘磨采用扫帚鳍型磨片,叩解度43°SR,湿重5.5g;
(3)在成浆池与抄前池之间的管道中加入阳离子淀粉和硫酸铝;
(4)在冲浆泵的入口加入湿强剂和松香胶;
(5)在压力筛与流浆箱之间的管道中加入硅溶胶;
(6)采用浸泡式施胶机施加表面施胶剂,其中,表面施胶剂质量标准:固含量3.5%,粘度15mpa.s,pH值5,温度65℃;
新型表面施胶剂由如下质量份数的原料制成:
氧化木薯淀粉8份;
泼水剂80份;
清水2160份;
(7)纸机运行主要参数:
1)车速420m/min;
2)大缸气540kPa;
3)浸泡式施胶机控制参数:
表面施胶成纸取拾量:正面≥1.5g/m2,反面≥1.5g/m2;
进浸泡式施胶机成纸干度≥93%,出浸泡式施胶机的成纸干度≥65%;
4)压光机采用双压区软压光机,一压压力30kN/m,温度150℃;二压压力30kN/m,温度120℃。
其中,阳离子淀粉的用量为13kg/吨浆。
湿强剂为MF湿强剂,用量150kg/吨浆。
松香胶的用量为16kg/吨浆。
其特征在于,硅溶胶的用量为3.5kg/吨浆。
硫酸铝的用量为11kg/吨浆。
拨水剂型号为WR-3025,用量80kg/吨纸
如图1,表面施胶剂制备方法如下:将配方量的表面木薯淀粉加1/3配方量的清水在表面施胶蒸煮罐中搅拌均匀后通汽,并升温至95℃,保温20min,提至表面施胶稀释桶,加入2/3配方量清水,降温至65℃,最后加入配方量的拨水剂,混合成固含量3.5%的表面施胶溶液,提至表面施胶贮存桶备用。
实施例2
所述的长网大缸纸机生产葡萄套袋纸的方法,生产工艺流程如下:浆板→链板输送→碎浆机→卸料池→磨浆机→成浆池→抄前池→冲浆泵→压力筛→流浆箱→网部→压榨部→大缸→施胶机→组缸→压光机→卷取部→复卷→包装入库;
其中,(1)浆板配比:漂白硫酸盐针叶木浆75%,漂白硫酸盐阔叶木浆25%;
(2)磨浆工艺:浆板混合均匀后,采用三台DD720双盘磨串联打浆,第一台盘磨使用切割鳍型磨片,第二、三台盘磨采用扫帚鳍型磨片,叩解度42°SR,湿重5.6g;
(3)在成浆池与抄前池之间的管道中加入阳离子淀粉和硫酸铝;
(4)在冲浆泵的入口加入湿强剂和松香胶;
(5)在压力筛与流浆箱之间的管道中加入硅溶胶;
(6)采用浸泡式施胶机施加表面施胶剂,其中,表面施胶剂质量标准:固含量4%,粘度20mpa.s,pH值6,温度70℃;
新型表面施胶剂由如下质量份数的原料制成:
氧化木薯淀粉9份;
泼水剂75份;
清水2160份;
(7)纸机运行主要参数:
1)车速430m/min;
2)大缸气压520kPa;
3)浸泡式施胶机控制参数:
表面施胶成纸取拾量:正面≥1.5g/m2,反面≥1.5g/m2;
进浸泡式施胶机成纸干度≥93%,出浸泡施胶机的成纸干度≥65%;
4)压光机采用双压区软压光机,一压压力50kN/m,温度150℃;二压压力30kN/m,温度120℃。
其中,阳离子淀粉的用量为13kg/吨浆。
湿强剂为MF湿强剂,用量为155kg/吨浆。
松香胶的用量为15.5kg/吨浆。
其特征在于,硅溶胶的用量为3.2kg/吨浆。
硫酸铝的用量为11kg/吨浆。
拨水剂型号为WR-3025,用量75kg/吨纸
如图1,表面施胶剂制备方法如下:将配方量的表面木薯淀粉加1/3配方量的清水在表面施胶蒸煮罐中搅拌均匀后通汽,并升温至95℃,保温20min,提至表面施胶稀释桶,加入2/3配方量清水,降温至67℃,最后加入配方量的拨水剂,混合成固含量4.0%的表面施胶溶液,提至表面施胶贮存桶备用。
对比例1
所述的长网大缸纸机生产葡萄套袋纸的方法,生产工艺流程如下:浆板→链板输送→碎浆机→卸料池→磨浆机→成浆池→抄前池→冲浆泵→压力筛→流浆箱→网部→压榨部→大缸→施胶机→组缸→压光机→卷取部→复卷→包装入库;
其中,(1)浆板配比:漂白硫酸盐针叶木浆75%,漂白硫酸盐阔叶木浆25%;
(2)磨浆工艺:浆板混合均匀后,采用三台DD720双盘磨串联打浆,第一台盘磨使用切割鳍型磨片,第二、三台盘磨采用扫帚鳍型磨片,叩解度43°SR,湿重5.5g;
(3)在成浆池与抄前池之间的管道中加入阳离子淀粉和硫酸铝;
(4)在冲浆泵的入口加入湿强剂和松香胶;
(5)在压力筛与流浆箱之间的管道中加入硅溶胶;
(6)采用浸泡式施胶机施加表面施胶剂,其中,表面施胶剂质量标准:固含量4%,粘度20mpa.s,pH值5,温度65℃;
新型表面施胶剂由如下质量份数的原料制成:
氧化木薯淀粉10份;
拨水剂50份
清水2450份;
(7)纸机运行主要参数:
1)车速430m/min;
2)大缸气压520kPa;
3)浸泡式施胶机控制参数:
表面施胶成纸取拾量:正面≥1.5g/m2,反面≥1.5g/m2;
进浸泡式施胶机成纸干度≥93%,出浸泡式施胶机的成纸干度≥65%;
4)压光机采用双压区软压光机,一压压力50kN/m,温度150℃;二压压力30kN/m,温度120℃。
其中,阳离子淀粉的用量为12kg/吨浆。
湿强剂为MF湿强剂,用量为150kg/吨浆。
松香胶的用量为16kg/吨浆。
其特征在于,硅溶胶的用量为3.2kg/吨浆。
硫酸铝的用量为11kg/吨浆。
拨水剂型号为WR-3025,用量50kg/吨纸
如图1,表面施胶剂制备方法如下:将配方量的表面木薯淀粉加1/3配方量的清水在表面施胶蒸煮罐中搅拌均匀后通汽,并升温至95℃,保温20min,提至表面施胶稀释桶,加入2/3配方量清水,降温至67℃,最后加入配方量的拨水剂,混合成固含量4.0%的表面施胶溶液,提至表面施胶贮存桶备用。
对比例2
所述的长网多缸纸机生产葡萄套袋纸的方法,生产工艺流程如下:浆板→链板输送→碎浆机→卸料池→磨浆机→成浆池→抄前池→冲浆泵→压力筛→流浆箱→网部→压榨部→组缸→施胶机→组缸→压光机→卷取部→复卷→包装入库;
其中,(1)浆板配比:漂白硫酸盐针叶木浆75%,漂白硫酸盐阔叶木浆25%;
(2)磨浆工艺:浆板混合均匀后,采用三台DD720双盘磨串联打浆,第一台盘磨使用切割鳍型磨片,第二、三台盘磨采用扫帚鳍型磨片,叩解度43°SR,湿重5.5g;
(3)在成浆池与抄前池之间的管道中加入阳离子淀粉和硫酸铝;
(4)在冲浆泵的入口加入湿强剂和松香胶;
(5)在压力筛与流浆箱之间的管道中加入硅溶胶;
(6)采用浸泡式施胶机施加表面施胶剂,其中,表面施胶剂质量标准:固含量4%,粘度18mpa.s,pH值5,温度68℃;
新型表面施胶剂由如下质量份数的原料制成:
氧化木薯淀粉10份;
泼水剂80份;
清水2420份;
(7)纸机运行主要参数:
1)车速430m/min;
2)浸泡式施胶机控制参数:
表面施胶成纸取拾量:正面≥1.5g/m2,反面≥1.5g/m2;
进浸泡式施胶机成纸干度≥93%,出浸泡式施胶机的成纸干度≥65%;
3)压光机采用双压区软压光机,一压压力50kN/m,温度150℃;二压压力30kN/m,温度120℃。
其中,阳离子淀粉的用量为13kg/吨浆。
湿强剂为MF湿强剂,用量为151kg/吨浆。
松香胶的用量为16kg/吨浆。
其特征在于,硅溶胶的用量为3.5kg/吨浆。
硫酸铝的用量为11kg/吨浆。
拨水剂型号为WR-3025,用量80kg/吨纸
如图1,表面施胶剂制备方法如下:将配方量的表面木薯淀粉加1/3配方量的清水在表面施胶蒸煮罐中搅拌均匀后通汽,并升温至95℃,保温20min,提至表面施胶稀释桶,加入2/3配方量清水,降温至68℃,最后加入配方量的拨水剂,混合成固含量4.0%的表面施胶溶液,提至表面施胶贮存桶备用。
表1实施例1-2和和对比例1-2的检测结果
从表1中,通过对比可以看出,本发明生产的葡萄套袋纸各指标符合指标范围要求;对比例1中减少拔水剂用量,会提高纸页的吸水性,同时湿强度也低于要求,达不到荷花滚水效应,不符合质量要求;对比例2使用长网多缸机生产的纸页正面平滑度较差。
附:检测项目国标
1.紧度:计算公式为紧度=定量/厚度(定量:GB/T 451.2-2002 厚度:GB/T 451.3-2002)
2.湿强度:GB/T465.2-2008
3.抗张强度:GB/T12914-2008
4.撕裂度GB/T 455-2002
5.平滑度:GB/T 456-2002
6.吸水度:GB/T 1540-2002。
Claims (9)
1.一种长网大缸纸机生产葡萄套袋纸的方法,其特征在于,生产工艺流程如下:浆板→链板输送→碎浆机→卸料池→磨浆机→成浆池→抄前池→冲浆泵→压力筛→流浆箱→网部→压榨部→大缸→施胶机→组缸→压光机→卷取部→复卷→包装入库;
其中,
(1)浆板配比:漂白硫酸盐针叶木浆70-80%,漂白硫酸盐阔叶木浆20-30%;
(2)磨浆工艺:浆板混合均匀后,采用三台DD720双盘磨串联打浆,第一台盘磨使用切割鳍型磨片,第二、三台盘磨采用扫帚鳍型磨片,叩解度42-44°SR,湿重5.0-6.0g;
(3)在成浆池与抄前池之间的管道中加入阳离子淀粉和硫酸铝;
(4)在冲浆泵的入口加入湿强剂和松香胶;
(5)在压力筛与流浆箱之间的管道中加入硅溶胶;
(6)采用浸泡式施胶机施加表面施胶剂,其中,表面施胶剂质量标准:固含量3.5-4.5%,粘度10-20mpa.s,pH值5-6,温度65-70℃;
新型表面施胶剂由如下质量份数的原料制成:
氧化木薯淀粉8-10份;
泼水剂75-80份;
清水2150-2160份;
(7)纸机运行主要参数:
1)车速400-450m/min;
2)大缸气压500-550kPa;
3)浸泡式施胶机控制参数:
表面施胶成纸取拾量:正面≥1.5g/m2,反面≥1.5g/m2;
进浸泡式施胶机成纸干度≥93%,出浸泡式施胶机的成纸干度≥65%;
4)压光机采用双压区软压光机,一压压力30-50kN/m,温度140-150℃;二压压力30-40kN/m,温度110-120℃。
2.根据权利要求1所述的长网大缸纸机生产葡萄套袋纸的方法,其特征在于,阳离子淀粉的用量为10-15kg/吨浆。
3.根据权利要求1所述的长网大缸纸机生产葡萄套袋纸的方法,其特征在于,湿强剂为MF湿强剂,用量为145-155kg/吨浆。
4.根据权利要求1所述的长网大缸纸机生产葡萄套袋纸的方法,其特征在于,松香胶的用量为15-16kg/吨浆。
5.根据权利要求1所述的长网大缸纸机生产葡萄套袋纸的方法,其特征在于,硅溶胶的用量为3-3.5kg/吨浆。
6.根据权利要求1所述的长网大缸纸机生产葡萄套袋纸的方法,其特征在于,硫酸铝的用量为10-12kg/吨浆。
7.根据权利要求1所述的长网大缸纸机生产葡萄套袋纸的方法,其特征在于,拨水剂型号为WR-3025,用量为70-80kg/吨纸。
8.根据权利要求1所述的长网大缸纸机生产葡萄套袋纸的方法,其特征在于,表面施胶剂制备方法如下:将配方量的氧化木薯淀粉加1/3配方量的清水在表面施胶蒸煮罐中搅拌均匀后通汽,并升温至93-95℃,保温18-20min,提至表面施胶稀释桶,加入2/3配方量清水,降温至65-70℃,最后加入配方量的拨水剂,混合成固含量3.5-4.5%的表面施胶溶液,提至表面施胶贮存桶备用。
9.一种长网大缸纸机生产的葡萄套袋纸,其特征在于,采用权利要求1-8任意一项所述的方法制备而成。
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