CN1126708A - 防火阻燃板的制造方法 - Google Patents

防火阻燃板的制造方法 Download PDF

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CN1126708A
CN1126708A CN95118570A CN95118570A CN1126708A CN 1126708 A CN1126708 A CN 1126708A CN 95118570 A CN95118570 A CN 95118570A CN 95118570 A CN95118570 A CN 95118570A CN 1126708 A CN1126708 A CN 1126708A
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杨晓宇
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    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/30Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing magnesium cements or similar cements
    • C04B28/32Magnesium oxychloride cements, e.g. Sorel cement
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/20Resistance against chemical, physical or biological attack
    • C04B2111/28Fire resistance, i.e. materials resistant to accidental fires or high temperatures
    • 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
    • Y02W30/91Use of waste materials as fillers for mortars or concrete

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  • Ceramic Engineering (AREA)
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Abstract

本发明涉及一种防火阻燃板的制造方法,其要点是(按重量份数):将氧化镁30-60、浓度为20-31度的氯化镁溶液60-90、脲醛树脂胶1-2以及植物碎末6-10等制成混合物浆料,以该混合物作板材的基体并用附着在混合物上下两面的玻璃纤维织物作骨衬,经过滚筒式制板机施压,待固化、脱模后,即制成价廉且具有良好综合理化性能的防火阻燃板。

Description

防火阻燃板的制造方法
本发明涉及一种防火阻燃板的制造方法。
防火阻燃板能避免火灾的发生或减小火灾的损失。但采用现有的制造方法,要使其在强度、韧性、防火阻燃及耐酸碱等方面同时具有良好的综合理化性能,往往制造成本也较高。
为此,本发明的目的在于提供一种防火阻燃板的制造方法,它能够以低廉的制造成本获得理想的综合理化性能。
实现本发明目的技术方案是:一种防火阻燃板的制造方法,其特征是:
a、制取混合物,按重量份数为:氧化镁30-60、浓度为20-31的氯化镁溶液60-90、脲醛树脂胶1-2以及植物碎末6-10,
b、将前款所述混合物均匀搅拌成浆料,
c、根据阻燃板的厚度,调整制板机二滚筒之间的间隙,
d、在模板上涂覆隔离膜或铺设塑料布或塑料薄膜,
e、将上下两层玻璃纤维织物及托住下层玻璃纤维织物的模
   板一并送入二滚筒之间,而且从滚筒的一侧夹持并朝
   制板机的延伸端牵引玻璃纤维织物,
f、在进行前款步骤的同时,经制板机的料斗,朝两层玻
   璃纤维织物之间不断地输送混合物浆料,
g、待模板离开滚筒后,沿模板后端切去多余玻璃纤维织
   物(或在第e步骤之前进行),从制板机上取下模板及位
   于模板内已经过滚筒施压的混合物;
h、待固化或基本固化后即可脱模。
而且,以上第a款制取的混合物中含有(按重量份数计):珍珠岩或蛭石4-6。
而且,以上第d款所述的隔离膜可以是机油或石蜡或脱模剂。
由于在制备阻燃板的混合物中,采用了成型工艺好、价廉且市场易购得的气硬性胶凝材料为主要材料(氧化镁、氯化镁),同时还配之以可增强板体韧性、工艺性好的脲醛树脂作胶粘剂以及可提高韧性或硬度的植物碎末、珍珠岩或蛭石,并用玻璃纤维织物作板体的骨衬,而使得本工艺方法具有凝结硬化快、板体强度高、便于成型等特点,加之,原材料容易购得,工艺简单可行,对员工个人素质没有特殊要求而便于推广应用。依本方法制得的阻燃板,经按GB5464-85,GB7019-86,GB8040-87,GB8042-87和GB2406-80等标准进行检测,其性能如下:1、符合一类不燃材料的技术规范;在30%酸、碱溶液中浸泡72小时表面无外露纤维及明显麻点。2、抗折强度:27.5MPa。3、抗冲击性:用φ41mm,280g钢球距1米高处自由落下,板面无坑痕及裂纹。4、耐水性:水浸48小时,冻融25次,无翘曲变形、开裂、起层等现象。而且成本比现有技术低50%。
以下将结合实施例对本发明作进一步说明。
附图是本方法所用制板机的工作原理图。
本发明的实施步骤是:
a、制取混合物,各组份及其含量(按重量份数计)可按下表组配:
Figure A9511857000041
其中1、氧化镁的含镁量为50%-95%,其粉体粒度为细目80-120目;
2、植物碎末(如木锯末)可采用12目筛子进行筛分,以去除较粗的筛上物;
3、可采用比重计测量氯化镁的浓度,并以增减水或氯化镁来调配其浓度,使其达到20-31度。
b、将按上表选定的混合物均匀搅拌成浆料;
c、根据阻燃板的厚度,调整制板机二滚筒4之间的间
   隙;
d、在模板1上涂覆隔离膜或铺设塑料布或塑料薄膜,
   其目的是为了便于脱模。所述隔离膜可以是机油(
   或废机油)或石蜡或脱模剂;
e、将上下两层玻璃纤维织物及托住下层玻璃纤维织物
   2的模板1一并送入二滚筒4之间,而且从滚筒4的一
   侧夹持并朝制板机的延伸端5牵引玻璃纤维织物2;
f、在进行前款步骤的同时,经制板机的料斗3,朝两
   层玻璃纤维织物2之间不断地输送第a款所制备的混
   合物浆料;
g、待模板1离开滚筒4后,沿模板1后端切去多余的玻
   璃纤维织物2(也可在第e步骤之前进行,即事先按
   模板1长度预裁剪好织物的尺寸),从制板机上取下
   模板1及位于模板1内已经过滚筒4施压的混合物;
h、待固化或基本固化后即可脱模。

Claims (3)

1、一种防火阻燃板的制造方法,其特征是:
a、制取混合物,按重量份数为:氧化镁30-60、浓度为
   20-31度的氯化镁溶液60-90、脲醛树脂胶1-2以及
   植物碎末6-10,
b、将前款所述混合物均匀搅拌成浆料,
c、根据阻燃板的厚度,调整制板机二滚筒[4]之间的间
   隙,
d、在模板上涂覆隔离膜或铺设塑料布或塑料薄膜,
e、将上下两层玻璃纤维织物[2]及托住下层玻璃纤维织
   物[2]的模板[1]一并送入二滚筒[4]之间,而且从滚筒
   [4]的一侧夹持并朝制板机的延伸端[5]牵引玻璃纤维
   织物[2],
f、在进行前款步骤的同时,经制板机的料斗[3],朝两层
   玻璃纤维织物[2]之间不断地输送混合物浆料,
g、待模板[1]离开滚筒[4]后,沿模板[1]后端切去多余的
   玻璃纤维织物[2](或在第e步骤之前进行),从制板机
   上取下模板[1]及位于模板[1]内已经过滚筒[4]施压
   的混合物,
h、待固化或基本固化后即可脱模。
2、根据权利要求1所述的制造方法,其特征是:第a款制取的混合物中含有(按重量份数计):珍珠岩或蛭石4-6。
3、根据权利要求1或2所述的制造方法,其特征是:第d款所述的隔离膜为机油或石蜡或脱模剂。
CN95118570A 1995-11-08 1995-11-08 防火阻燃板的制造方法 Pending CN1126708A (zh)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100448793C (zh) * 2006-03-28 2009-01-07 河北省枣强玻璃钢集团有限公司 改性无机复合材料洁净板及其生产方法
WO2009147627A1 (en) * 2008-06-05 2009-12-10 Leading Corporate Limited Moldable matrix
US8911547B2 (en) 2010-12-29 2014-12-16 Compoclay Holdings Limited Decorative products and the production methods therefor

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100448793C (zh) * 2006-03-28 2009-01-07 河北省枣强玻璃钢集团有限公司 改性无机复合材料洁净板及其生产方法
WO2009147627A1 (en) * 2008-06-05 2009-12-10 Leading Corporate Limited Moldable matrix
EP2297064A1 (en) * 2008-06-05 2011-03-23 Leading Corporate Limited Moldable matrix
EP2297064A4 (en) * 2008-06-05 2011-07-20 Leading Corporate Ltd MATRIX FOR MOLDING
US8911547B2 (en) 2010-12-29 2014-12-16 Compoclay Holdings Limited Decorative products and the production methods therefor

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