CN109397464A - 中纤板拼接工艺 - Google Patents
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Abstract
本发明公开了中纤板拼接工艺,其拼接工艺包括以下步骤:A、将木质纤维或其他植物纤维为原料,并对其进行打碎、纤维分离和干燥处理;B、将干燥后的原料内混入粉状脲醛树脂胶,并采用冷压机内进行压贴,形成中纤板;C、通过抛光机对中纤板表面进行抛光处理;D、使用耐高温胶水将多层中纤板进行粘合处理;E、使用热压机将多层中纤板进行压贴处理。本发明通过本工艺得到的多层中纤板具有表面平滑且拼接牢固的优点,其采用耐高温胶水将多层中纤板进行粘合,可提高中纤板的耐火性,同时将防水耐火纸贴设于拼接完成后的多层中纤板的上下表面,可进一步提高中纤板的防水性和耐火性,极大的增加了中纤板的使用寿命和使用范围。
Description
技术领域
本发明涉及中纤板技术领域,具体为中纤板拼接工艺。
背景技术
纤板是密度板的一种,根据密度可分为长密度纤板、中密度纤板和短密度纤板,是以木质纤维或其他植物纤维为原料,经打碎、纤维分离、干燥后施加脲醛树脂或其他适用的胶粘剂,再经热压后制成的一种人造板材,但现有的中纤板在拼接后其表面不平滑、不牢固,且其防水性和耐火性比较差,降低了中纤板的使用寿命和使用范围。
发明内容
本发明的目的在于提供中纤板拼接工艺,以解决上述背景技术中提出的问题。
为实现上述目的,本发明提供如下技术方案:中纤板拼接工艺,其拼接工艺包括以下步骤:
A、将木质纤维或其他植物纤维为原料,并对其进行打碎、纤维分离和干燥处理;
B、将干燥后的原料内混入粉状脲醛树脂胶,并采用冷压机内进行压贴,形成中纤板;
C、通过抛光机对中纤板表面进行抛光处理;
D、使用耐高温胶水将多层中纤板进行粘合处理;
E、使用热压机将多层中纤板进行压贴处理;
F、使用冷压机将防水耐火纸贴设于拼接完成后的多层中纤板的上下表面。
优选的,所述粉状脲醛树脂胶由甲醛、尿素、硫酸镁、氢氧化钠、盐酸、碱、氯化铵和菊花水组成,且其重量份数的组分为:甲醛120~150份;尿素60~80份;硫酸镁10~20份;氢氧化钠40~60份;盐酸15~30份;碱20~45份;氯化铵5~10份;菊花水600~1000份。
优选的,所述粉状脲醛树脂胶的制备工艺包括以下步骤:
①、将甲醛、氯化铵、尿素、盐酸、碱、氢氧化钠与菊花水混合调制成25%浓度的甲醛水溶液、10%浓度的氯化铵水溶液、80%浓度的尿素水溶液、20%浓度的盐酸水溶液、15%浓度的碱水溶液和25%浓度的氢氧化钠水溶液;
②、将25%浓度的甲醛水溶液加入反应釜中,同时加入20%浓度的盐酸水溶液,并不断搅拌,使其混合液的PH值在7~8之间;
③、向②中加入80%浓度的尿素水溶液、15%浓度的碱水溶液和25%浓度的氢氧化钠水溶液,将加热反应釜加热至80~90℃,并保持3~5h;
④、向③中加入硫酸镁和10%浓度的氯化铵水溶液,将加热反应釜加热至60~80℃,并保持2~3h;
⑤、干燥,得到粉状脲醛树脂。
优选的,所述耐高温胶水由天然橡胶、石油SBS橡胶、环烷油、石油树脂、天然萜烯树脂、橡胶促进剂、抗氧剂、羟甲基纤维素、纳米碳酸钙、乳胶粉、粘性增强剂、苯甲酸钠和水组成,且其重量份数的组分为:天然橡胶100~150份;石油SBS橡胶50~100份;环烷油60~80份;石油树脂80~120份;天然萜烯树脂70~110份;橡胶促进剂10~30份;抗氧剂5~10份;羟甲基纤维素100~120份;纳米碳酸钙12~25份;乳胶粉7~15份;粘性增强剂20~35份;苯甲酸钠12~17份;水100~170份。
优选的,所述耐高温胶水的制备工艺包括以下步骤:
①、将水加入反应釜中,并将水加热至85~95℃,再向反应釜内加入天然萜烯树脂、石油树脂和环烷油,并持续搅拌20~40min;
②、将反应釜加热至100~120℃,再向反应釜内加入天然橡胶、石油SBS橡胶、橡胶促进剂、苯甲酸钠和粘性增强剂,并持续搅拌35~50min;
③、将抗氧剂、羟甲基纤维素、纳米碳酸钙和乳胶粉加入②的混合液中,并持续搅拌至反应釜内混合液温度与室温相同。
优选的,所述防水耐火纸包括基底层,且基底层的顶端固定连接有防火膜,防火膜的顶端固定连接有光触媒层,且基底层的底部固定连接有防水层,防水层的底部固定连接有防腐层。
优选的,所述基底层采用中碱玻璃纤维制成;防火膜采用PTFE材料制成;防水层采用聚四氟乙烯材料制成;防腐层采用环氧树脂材料制成。
与现有技术相比,本发明的有益效果如下:
本发明通过本工艺得到的多层中纤板具有表面平滑且拼接牢固的优点,其采用耐高温胶水将多层中纤板进行粘合,可提高中纤板的耐火性,同时将防水耐火纸贴设于拼接完成后的多层中纤板的上下表面,可进一步提高中纤板的防水性和耐火性,极大的增加了中纤板的使用寿命和使用范围。
附图说明
图1为本发明工艺流程示意图;
图2为本发明防水耐火纸结构示意图。
图中:1基底层、2光触媒层、3防火膜、4防水层、5防腐层。
具体实施方式
下面将结合本发明实施例中的附图,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
请参阅图1-2,中纤板拼接工艺,其拼接工艺包括以下步骤:
A、将木质纤维或其他植物纤维为原料,并对其进行打碎、纤维分离和干燥处理;
B、将干燥后的原料内混入粉状脲醛树脂胶,并采用冷压机内进行压贴,形成中纤板;
C、通过抛光机对中纤板表面进行抛光处理;
D、使用耐高温胶水将多层中纤板进行粘合处理;
E、使用热压机将多层中纤板进行压贴处理;
F、使用冷压机将防水耐火纸贴设于拼接完成后的多层中纤板的上下表面。
粉状脲醛树脂胶由甲醛、尿素、硫酸镁、氢氧化钠、盐酸、碱、氯化铵和菊花水组成,且其重量份数的组分为:甲醛120~150份;尿素60~80份;硫酸镁10~20份;氢氧化钠40~60份;盐酸15~30份;碱20~45份;氯化铵5~10份;菊花水600~1000份。
粉状脲醛树脂胶的制备工艺包括以下步骤:
①、将甲醛、氯化铵、尿素、盐酸、碱、氢氧化钠与菊花水混合调制成25%浓度的甲醛水溶液、10%浓度的氯化铵水溶液、80%浓度的尿素水溶液、20%浓度的盐酸水溶液、15%浓度的碱水溶液和25%浓度的氢氧化钠水溶液;
②、将25%浓度的甲醛水溶液加入反应釜中,同时加入20%浓度的盐酸水溶液,并不断搅拌,使其混合液的PH值在7~8之间;
③、向②中加入80%浓度的尿素水溶液、15%浓度的碱水溶液和25%浓度的氢氧化钠水溶液,将加热反应釜加热至80~90℃,并保持3~5h;
④、向③中加入硫酸镁和10%浓度的氯化铵水溶液,将加热反应釜加热至60~80℃,并保持2~3h;
⑤、干燥,得到粉状脲醛树脂。
耐高温胶水由天然橡胶、石油SBS橡胶、环烷油、石油树脂、天然萜烯树脂、橡胶促进剂、抗氧剂、羟甲基纤维素、纳米碳酸钙、乳胶粉、粘性增强剂、苯甲酸钠和水组成,且其重量份数的组分为:天然橡胶100~150份;石油SBS橡胶50~100份;环烷油60~80份;石油树脂80~120份;天然萜烯树脂70~110份;橡胶促进剂10~30份;抗氧剂5~10份;羟甲基纤维素100~120份;纳米碳酸钙12~25份;乳胶粉7~15份;粘性增强剂20~35份;苯甲酸钠12~17份;水100~170份。
耐高温胶水的制备工艺包括以下步骤:
①、将水加入反应釜中,并将水加热至85~95℃,再向反应釜内加入天然萜烯树脂、石油树脂和环烷油,并持续搅拌20~40min;
②、将反应釜加热至100~120℃,再向反应釜内加入天然橡胶、石油SBS橡胶、橡胶促进剂、苯甲酸钠和粘性增强剂,并持续搅拌35~50min;
③、将抗氧剂、羟甲基纤维素、纳米碳酸钙和乳胶粉加入②的混合液中,并持续搅拌至反应釜内混合液温度与室温相同。
防水耐火纸包括基底层1,且基底层1的顶端固定连接有防火膜3,防火膜3的顶端固定连接有光触媒层2,且基底层1的底部固定连接有防水层4,防水层4的底部固定连接有防腐层5。
基底层1采用中碱玻璃纤维制成;防火膜3采用PTFE材料制成;防水层4采用聚四氟乙烯材料制成;防腐层5采用环氧树脂材料制成。
使用时,通过本工艺得到的多层中纤板具有表面平滑且拼接牢固的优点,其采用耐高温胶水将多层中纤板进行粘合,可提高中纤板的耐火性,同时将防水耐火纸贴设于拼接完成后的多层中纤板的上下表面,可进一步提高中纤板的防水性和耐火性,极大的增加了中纤板的使用寿命和使用范围。
尽管已经示出和描述了本发明的实施例,对于本领域的普通技术人员而言,可以理解在不脱离本发明的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型,本发明的范围由所附权利要求及其等同物限定。
Claims (7)
1.中纤板拼接工艺,其特征在于:其拼接工艺包括以下步骤:
A、将木质纤维或其他植物纤维为原料,并对其进行打碎、纤维分离和干燥处理;
B、将干燥后的原料内混入粉状脲醛树脂胶,并采用冷压机内进行压贴,形成中纤板;
C、通过抛光机对中纤板表面进行抛光处理;
D、使用耐高温胶水将多层中纤板进行粘合处理;
E、使用热压机将多层中纤板进行压贴处理;
F、使用冷压机将防水耐火纸贴设于拼接完成后的多层中纤板的上下表面。
2.根据权利要求1所述的中纤板拼接工艺,其特征在于:所述粉状脲醛树脂胶由甲醛、尿素、硫酸镁、氢氧化钠、盐酸、碱、氯化铵和菊花水组成,且其重量份数的组分为:甲醛120~150份;尿素60~80份;硫酸镁10~20份;氢氧化钠40~60份;盐酸15~30份;碱20~45份;氯化铵5~10份;菊花水600~1000份。
3.根据权利要求2所述的中纤板拼接工艺,其特征在于:所述粉状脲醛树脂胶的制备工艺包括以下步骤:
①、将甲醛、氯化铵、尿素、盐酸、碱、氢氧化钠与菊花水混合调制成25%浓度的甲醛水溶液、10%浓度的氯化铵水溶液、80%浓度的尿素水溶液、20%浓度的盐酸水溶液、15%浓度的碱水溶液和25%浓度的氢氧化钠水溶液;
②、将25%浓度的甲醛水溶液加入反应釜中,同时加入20%浓度的盐酸水溶液,并不断搅拌,使其混合液的PH值在7~8之间;
③、向②中加入80%浓度的尿素水溶液、15%浓度的碱水溶液和25%浓度的氢氧化钠水溶液,将加热反应釜加热至80~90℃,并保持3~5h;
④、向③中加入硫酸镁和10%浓度的氯化铵水溶液,将加热反应釜加热至60~80℃,并保持2~3h;
⑤、干燥,得到粉状脲醛树脂。
4.根据权利要求1所述的中纤板拼接工艺,其特征在于:所述耐高温胶水由天然橡胶、石油SBS橡胶、环烷油、石油树脂、天然萜烯树脂、橡胶促进剂、抗氧剂、羟甲基纤维素、纳米碳酸钙、乳胶粉、粘性增强剂、苯甲酸钠和水组成,且其重量份数的组分为:天然橡胶100~150份;石油SBS橡胶50~100份;环烷油60~80份;石油树脂80~120份;天然萜烯树脂70~110份;橡胶促进剂10~30份;抗氧剂5~10份;羟甲基纤维素100~120份;纳米碳酸钙12~25份;乳胶粉7~15份;粘性增强剂20~35份;苯甲酸钠12~17份;水100~170份。
5.根据权利要求4所述的中纤板拼接工艺,其特征在于:所述耐高温胶水的制备工艺包括以下步骤:
①、将水加入反应釜中,并将水加热至85~95℃,再向反应釜内加入天然萜烯树脂、石油树脂和环烷油,并持续搅拌20~40min;
②、将反应釜加热至100~120℃,再向反应釜内加入天然橡胶、石油SBS橡胶、橡胶促进剂、苯甲酸钠和粘性增强剂,并持续搅拌35~50min;
③、将抗氧剂、羟甲基纤维素、纳米碳酸钙和乳胶粉加入②的混合液中,并持续搅拌至反应釜内混合液温度与室温相同。
6.根据权利要求1所述的中纤板拼接工艺,其特征在于:所述防水耐火纸包括基底层(1),且基底层(1)的顶端固定连接有防火膜(3),防火膜(3)的顶端固定连接有光触媒层(2),且基底层(1)的底部固定连接有防水层(4),防水层(4)的底部固定连接有防腐层(5)。
7.根据权利要求6所述的中纤板拼接工艺,其特征在于:所述基底层(1)采用中碱玻璃纤维制成;防火膜(3)采用PTFE材料制成;防水层(4)采用聚四氟乙烯材料制成;防腐层(5)采用环氧树脂材料制成。
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