CN116141435A - 一种全竹及竹木复合刨花板及其制备方法 - Google Patents
一种全竹及竹木复合刨花板及其制备方法 Download PDFInfo
- Publication number
- CN116141435A CN116141435A CN202310025133.3A CN202310025133A CN116141435A CN 116141435 A CN116141435 A CN 116141435A CN 202310025133 A CN202310025133 A CN 202310025133A CN 116141435 A CN116141435 A CN 116141435A
- Authority
- CN
- China
- Prior art keywords
- bamboo
- wood
- preparation
- glue
- board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27D—WORKING VENEER OR PLYWOOD
- B27D1/00—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring
- B27D1/04—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring to produce plywood or articles made therefrom; Plywood sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27D—WORKING VENEER OR PLYWOOD
- B27D1/00—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring
- B27D1/04—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring to produce plywood or articles made therefrom; Plywood sheets
- B27D1/08—Manufacture of shaped articles; Presses specially designed therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
- B27N3/02—Manufacture of substantially flat articles, e.g. boards, from particles or fibres from particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B21/00—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
- B32B21/02—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board the layer being formed of fibres, chips, or particles, e.g. MDF, HDF, OSB, chipboard, particle board, hardboard
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B21/00—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
- B32B21/04—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B21/042—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, which is next to another layer of the same or of a different material of wood
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/02—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising animal or vegetable substances, e.g. cork, bamboo, starch
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B9/042—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material of wood
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/10—Properties of the layers or laminate having particular acoustical properties
- B32B2307/102—Insulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/304—Insulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/718—Weight, e.g. weight per square meter
-
- 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
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Manufacturing & Machinery (AREA)
- Forests & Forestry (AREA)
- Mechanical Engineering (AREA)
- Ceramic Engineering (AREA)
- Dry Formation Of Fiberboard And The Like (AREA)
Abstract
本发明公开了一种全竹及竹木复合刨花板及其制备方法,涉及复合人造板技术领域。该全竹及竹木复合刨花板及其制备方法由以下原料组成:竹子、原木和秸秆碎料。该全竹及竹木复合刨花板及其制备方法,将木刨花和秸秆碎料进行复合可以在刨花板内形成分散的真空区域,有利于提高刨花板板材的隔音隔热性能,同时还可以起到降低刨花板重量、减少木材消耗的作用,同时,该全竹及竹木复合刨花板及其制备方法,热固性塑料强度高,在加工过程中不融化,可制得壁厚较薄的真空粒,且真空粒能够在较高温度的环境下承受较大的压力,因此热固性塑料的选用使本发明的工艺更加顺畅,产品质量和性能更加稳定,力学性能更加优越。
Description
技术领域
本发明涉及复合人造板技术领域,具体为一种全竹及竹木复合刨花板及其制备方法。
背景技术
刨花板是由木材或其他木质纤维素材料制成的碎料施加胶粘剂后,经机械加工和施压压合而成的人造板,其提高了木材的综合利用率,可以实现小材大用和劣材优用,是木材的节约代用产品。刨花板被用于建筑工业和家具制造业,性能优越的刨花板可以替代天然木材用以制造木结构建筑、室内装饰部品、办公桌、橱柜类家具,以及火车、汽车车厢等,目前,刨花板材料多数采用超过30年的松木制成,由于松木属于中低密度的软木类,其生产的定向结构刨花板的抗压强度、弹性模量和物理性能仍达不到750KG/M3密度以上的硬木物理性能标准,目前仍无法替代大量用于载重和结构性的实木硬木。随着刨花板制造技术的进步和人造板产品的广泛应用,人们对人造板的认识和认可度正在逐渐提升,同时对刨花板性能的要求也越来越高。除了对刨花板环保性能、力学性能的要求以外,人们对刨花板板材的隔音、隔热性能也开始有了较高要求。
公开号为CN204869124U的案例公开了全竹及竹木复合刨花板,包括表层和芯层,表层分为上表层与下表层,上表层与下表层采用全竹或竹木符合细粒拌胶压制而成,芯层夹在上表层与下表层之间,芯层采用全竹或竹木复合粗粒拌胶压制而成,上述申请文件中简单的表层和芯层使得隔热和隔音效果较差。
发明内容
针对现有技术的不足,本发明提供了一种全竹及竹木复合刨花板及其制备方法,解决了上述背景技术中提出的问题。为实现以上目的,本发明通过以下技术方案予以实现:一种全竹及竹木复合刨花板及其制备方法,该全竹及竹木复合刨花板及其制备方法由以下原料组成:
竹子、原木和秸秆碎料。
优选的,所述该全竹及竹木复合刨花板的制备包括以下步骤:
步骤一:将竹子裁切成10-50mm长的竹段,将原木剥皮,取200g秸秆碎料;
步骤二:将竹段经刨片机削切成长度28-110mm,厚度为0.8-1.1mm,宽度大于4mm的竹片,将已去皮的原木经刨片机顺向刨切成长度28-110mm,厚度为0.8-1.1mm,宽度大于4mm的木片;将秸秆碎料经研磨机碾碎至碎屑状态;
步骤三:将削切后的竹片经干燥机烘干到5%-6%的含水率,将刨切后的木片经干燥机烘干到8%-9%的含水率;
步骤四:将干燥好的竹片、木片以及磨碎后的秸秆碎料混合后进入布胶机进行施胶;
步骤五:将竹子以及竹在刨切中的碎料经刨花板专用的刨碎机的破碎研磨机制成竹质细料,将原木以及木或削切或裁锯中的碎料经刨花板专用的刨碎机破碎研磨机制成木质细料;
步骤六:将竹质细料和木质细料混合并经过干燥机烘干到7%-8%的含水率;
步骤七:将干燥好的竹木混合细料放入布胶机进行施胶;
步骤八:将施好胶的竹木混合细料作复合刨花板表层和底层,经3段定向铺装机铺装成刨花板表层和底层;
步骤九:将施好胶的竹片和木片混合片以及秸秆碎料经上述的定向铺装机铺装成芯层,相邻两层刨片交错铺装;
步骤十:将表层、底层和芯层之间加入木质素基无醛胶黏剂进行黏合;
步骤十一:将成型定向结构刨花板基板放入高温热压机进行热压定型,制成竹木复合刨花板。
优选的,所述木质素基无醛胶黏剂的雾化温度为18-32℃,所述的MDI的雾化温度为38-56℃。
优选的,所述刨花板的幅面为1920×1080mm,厚度为28mm,孔径为19mm。
优选的,所述施胶量:表层和底层70-73kg/m3,芯层80-82kg/m3。
优选的,所述干燥机烘干温度为60℃,所述布胶机的施胶量为5%wt。
优选的,所述秸秆碎料包括麻秆、麦秆、玉米秆、油菜秆、棉花秆中的一种或几种碎料。
优选的,所述热压的温度为120-190℃,压力为1.3-2.2MPa,时间为13-28s/mm。
优选的,所述木质单板单面上胶辊式涂胶机过胶,木质芯板不过胶,竹帘上弹性针辊式辗压过胶机上自动过胶,胶液浓度为38%~40%、胶液为半脱水酚醛树脂胶,组好的坯板移送至热压机中,同时周边放置米字形强制定厚规进行热压。当集装箱胶合板为全竹材料制备时,热压时的温度为135°C~140℃,单位面积压力初始为17mpa~19mpa,保压18~20分钟,然后降压至8mpa~10mpa,保压3~5分钟后压力回升至19mpa~21mpa热压定型10~15分钟,然后开始渐进卸压,卸压至压力0的时间为3分钟~5分钟
本发明提供了一种全竹及竹木复合刨花板及其制备方法。具备以下有益效果:
(1)该全竹及竹木复合刨花板及其制备方法,将木刨花和秸秆碎料进行复合可以在刨花板内形成分散的真空区域,有利于提高刨花板板材的隔音隔热性能,同时还可以起到降低刨花板重量、减少木材消耗的作用。
(2)该全竹及竹木复合刨花板及其制备方法,热固性塑料强度高,在加工过程中不融化,可制得壁厚较薄的真空粒,且真空粒能够在较高温度的环境下承受较大的压力,因此热固性塑料的选用使本发明的工艺更加顺畅,产品质量和性能更加稳定,力学性能更加优越。
附图说明
图1为本发明结构示意图。
图中:1、表层;2、芯层;3、底层。
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。
请参阅图1,本发明提供一种技术方案:一种全竹及竹木复合刨花板及其制备方法,该全竹及竹木复合刨花板及其制备方法由以下原料组成:竹子、原木和秸秆碎料,空心刨花板,与空心刨花板孔径匹配的原竹,聚氨酯发泡胶粘剂,60-80目的木粉;去青:将原竹用竹材去青机进行去青;干燥:将去掉竹青的原竹加热干燥至含水率10%~15%;胶粘剂混合:按质量分数10%-20%的比例将木粉加入聚氨酯发泡胶粘剂中,搅拌混合均匀;施胶:在干燥后的去青原竹表面均匀的涂抹一层混合后的发泡胶粘剂,施胶量为4~8%wt;该全竹及竹木复合刨花板的制备包括以下步骤:
步骤一:将竹子裁切成10-50mm长的竹段,将原木剥皮,取200g秸秆碎料,秸秆碎料包括麻秆、麦秆、玉米秆、油菜秆、棉花秆中的一种或几种碎料;
步骤二:将竹段经刨片机削切成长度28-110mm,厚度为0.8-1.1mm,宽度大于4mm的竹片,将已去皮的原木经刨片机顺向刨切成长度28-110mm,厚度为0.8-1.1mm,宽度大于4mm的木片;将秸秆碎料经研磨机碾碎至碎屑状态;
步骤三:将削切后的竹片经干燥机烘干到5%-6%的含水率,将刨切后的木片经干燥机烘干到8%-9%的含水率;
步骤四:将干燥好的竹片、木片以及磨碎后的秸秆碎料混合后进入布胶机进行施胶,施胶量:表层和底层70-73kg/m3,芯层80-82kg/m3,布胶机的施胶量为5%wt;
步骤五:将竹子以及竹在刨切中的碎料经刨花板专用的刨碎机的破碎研磨机制成竹质细料,将原木以及木或削切或裁锯中的碎料经刨花板专用的刨碎机破碎研磨机制成木质细料;
步骤六:将竹质细料和木质细料混合并经过干燥机烘干到7%-8%的含水率,干燥机烘干温度为60℃;
步骤七:将干燥好的竹木混合细料放入布胶机进行施胶;
步骤八:将施好胶的竹木混合细料作复合刨花板表层1和底层3,经3段定向铺装机铺装成刨花板表层1和底层3,刨花板的幅面为1920×1080mm,厚度为28mm,孔径为19mm;
步骤九:将施好胶的竹片和木片混合片以及秸秆碎料经上述的定向铺装机铺装成芯层2,相邻两层刨片交错铺装;
步骤十:将表层1、底层3和芯层2之间加入木质素基无醛胶黏剂进行黏合,木质素基无醛胶黏剂的雾化温度为18-32℃,的MDI的雾化温度为38-56℃;
步骤十一:将成型定向结构刨花板基板放入高温热压机进行热压定型,制成竹木复合刨花板,热压的温度为120-190℃,压力为1.3-2.2MPa,时间为13-28s/mm,将木质单板单面上胶辊式涂胶机过胶,木质芯板不过胶,竹帘上弹性针辊式辗压过胶机上自动过胶,胶液浓度为38%~40%、胶液为半脱水酚醛树脂胶,组好的坯板移送至热压机中,同时周边放置米字形强制定厚规进行热压。当集装箱胶合板为全竹材料制备时,热压时的温度为135℃~140℃,单位面积压力初始为17mpa~19mpa,保压18~20分钟,然后降压至8mpa~10mpa,保压3~5分钟后压力回升至19mpa~21mpa热压定型10~15分钟,然后开始渐进卸压,卸压至压力0的时间为3分钟~5分钟,将木刨花和秸秆碎料进行复合可以在刨花板内形成分散的真空区域,有利于提高刨花板板材的隔音隔热性能,同时还可以起到降低刨花板重量、减少木材消耗的作用,。
实施例1
步骤一:将竹子裁切成10-50mm长的竹段,将原木剥皮,取200g秸秆碎料,秸秆碎料包括麻秆、麦秆、玉米秆、油菜秆、棉花秆中的一种或几种碎料;
步骤二:将竹段经刨片机削切成长度92mm,厚度为0.9mm,宽度为6mm的竹片,将已去皮的原木经刨片机顺向刨切成长度92mm,厚度为0.9mm,宽度为6mm的木片;将秸秆碎料经研磨机碾碎至碎屑状态;
步骤三:将削切后的竹片经干燥机烘干到5.5%的含水率,将刨切后的木片经干燥机烘干到8.5%的含水率;
步骤四:将干燥好的竹片、木片以及磨碎后的秸秆碎料混合后进入布胶机进行施胶,施胶量:表层和底层72kg/m3,芯层81kg/m3,布胶机的施胶量为5%wt;
步骤五:将竹子以及竹在刨切中的碎料经刨花板专用的刨碎机的破碎研磨机制成竹质细料,将原木以及木或削切或裁锯中的碎料经刨花板专用的刨碎机破碎研磨机制成木质细料;
步骤六:将竹质细料和木质细料混合并经过干燥机烘干到7%-8%的含水率,干燥机烘干温度为60℃;
步骤七:将干燥好的竹木混合细料放入布胶机进行施胶;
步骤八:将施好胶的竹木混合细料作复合刨花板表层1和底层3,经3段定向铺装机铺装成刨花板表层1和底层3,刨花板的幅面为1920×1080mm,厚度为28mm,孔径为19mm;
步骤九:将施好胶的竹片和木片混合片以及秸秆碎料经上述的定向铺装机铺装成芯层2,相邻两层刨片交错铺装;
步骤十:将表层1、底层3和芯层2之间加入木质素基无醛胶黏剂进行黏合,木质素基无醛胶黏剂的雾化温度为22℃,的MDI的雾化温度为45℃;
步骤十一:将成型定向结构刨花板基板放入高温热压机进行热压定型,制成竹木复合刨花板,热压的温度为130℃,压力为1.5MPa,时间为25s/mm,将木质单板单面上胶辊式涂胶机过胶,木质芯板不过胶,竹帘上弹性针辊式辗压过胶机上自动过胶,胶液浓度为39%、胶液为半脱水酚醛树脂胶,组好的坯板移送至热压机中,同时周边放置米字形强制定厚规进行热压。当集装箱胶合板为全竹材料制备时,热压时的温度为138℃,单位面积压力初始为18pa,保压19分钟,然后降压至9mpa,保压4分钟后压力回升至28mpa热压定型13分钟,然后开始渐进卸压,卸压至压力0的时间为4分钟,将木刨花和秸秆碎料进行复合可以在刨花板内形成分散的真空区域,有利于提高刨花板板材的隔音隔热性能,同时还可以起到降低刨花板重量、减少木材消耗的作用,热固性塑料强度高,在加工过程中不融化,可制得壁厚较薄的真空粒,且真空粒能够在较高温度的环境下承受较大的压力,因此热固性塑料的选用使本发明的工艺更加顺畅,产品质量和性能更加稳定,力学性能更加优越。
以上所述,仅为本发明较佳的具体实施方式,但本发明的保护范围并不局限于此,任何熟悉本技术领域的技术人员在本发明揭露的技术范围内,根据本发明的技术方案及其发明构思加以等同替换或改变,都应涵盖在本发明的保护范围之内。
Claims (9)
1.一种全竹及竹木复合刨花板及其制备方法,其特征在于:该全竹及竹木复合刨花板及其制备方法由以下原料组成:竹子、原木和秸秆碎料。
2.根据权利要求1所述的一种全竹及竹木复合刨花板及其制备方法,其特征在于:该全竹及竹木复合刨花板的制备包括以下步骤:
步骤一:将竹子裁切成10-50mm长的竹段,将原木剥皮,取200g秸秆碎料;
步骤二:将竹段经刨片机削切成长度28-110mm,厚度为0.8-1.1mm,宽度大于4mm的竹片,将已去皮的原木经刨片机顺向刨切成长度28-110mm,厚度为0.8-1.1mm,宽度大于4mm的木片;将秸秆碎料经研磨机碾碎至碎屑状态;
步骤三:将削切后的竹片经干燥机烘干到5%-6%的含水率,将刨切后的木片经干燥机烘干到8%-9%的含水率;
步骤四:将干燥好的竹片、木片以及磨碎后的秸秆碎料混合后进入布胶机进行施胶;
步骤五:将竹子以及竹在刨切中的碎料经刨花板专用的刨碎机的破碎研磨机制成竹质细料,将原木以及木或削切或裁锯中的碎料经刨花板专用的刨碎机破碎研磨机制成木质细料;
步骤六:将竹质细料和木质细料混合并经过干燥机烘干到7%-8%的含水率;
步骤七:将干燥好的竹木混合细料放入布胶机进行施胶;
步骤八:将施好胶的竹木混合细料作复合刨花板表层(1)和底层(3),经3段定向铺装机铺装成刨花板表层(1)和底层(3);
步骤九:将施好胶的竹片和木片混合片以及秸秆碎料经上述的定向铺装机铺装成芯层(2),相邻两层刨片交错铺装;
步骤十:将表层(1)、底层(3)和芯层(2)之间加入木质素基无醛胶黏剂进行黏合;
步骤十一:将成型定向结构刨花板基板放入高温热压机进行热压定型,制成竹木复合刨花板。
3.根据权利要求1所述的一种全竹及竹木复合刨花板及其制备方法,其特征在于:所述木质素基无醛胶黏剂的雾化温度为18-32℃,所述的MDI的雾化温度为38-56℃。
4.根据权利要求1所述的一种全竹及竹木复合刨花板及其制备方法,其特征在于:所述刨花板的幅面为1920×1080mm,厚度为28mm,孔径为19mm。
5.根据权利要求1所述的一种全竹及竹木复合刨花板及其制备方法,其特征在于:所述施胶量:表层和底层70-73kg/m3,芯层80-82kg/m3。
6.根据权利要求1所述的一种全竹及竹木复合刨花板及其制备方法,其特征在于:所述干燥机烘干温度为60℃,所述布胶机的施胶量为5%wt。
7.根据权利要求1所述的一种全竹及竹木复合刨花板及其制备方法,其特征在于:所述秸秆碎料包括麻秆、麦秆、玉米秆、油菜秆、棉花秆中的一种或几种碎料。
8.根据权利要求1所述的一种全竹及竹木复合刨花板及其制备方法,其特征在于:所述热压的温度为120-190℃,压力为1.3-2.2MPa,时间为13-28s/mm。
9.根据权利要求1所述的一种全竹及竹木复合刨花板及其制备方法,其特征在于:所述将木质单板单面上胶辊式涂胶机过胶,木质芯板不过胶,竹帘上弹性针辊式辗压过胶机上自动过胶,胶液浓度为38%~40%、胶液为半脱水酚醛树脂胶,组好的坯板移送至热压机中,同时周边放置米字形强制定厚规进行热压。当集装箱胶合板为全竹材料制备时,热压时的温度为135°C~140℃,单位面积压力初始为17mpa~19mpa,保压18~20分钟,然后降压至8mpa~10mpa,保压3~5分钟后压力回升至19mpa~21mpa热压定型10~15分钟,然后开始渐进卸压,卸压至压力0的时间为3分钟~5分钟。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202310025133.3A CN116141435A (zh) | 2023-01-05 | 2023-01-05 | 一种全竹及竹木复合刨花板及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202310025133.3A CN116141435A (zh) | 2023-01-05 | 2023-01-05 | 一种全竹及竹木复合刨花板及其制备方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN116141435A true CN116141435A (zh) | 2023-05-23 |
Family
ID=86350166
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202310025133.3A Pending CN116141435A (zh) | 2023-01-05 | 2023-01-05 | 一种全竹及竹木复合刨花板及其制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN116141435A (zh) |
-
2023
- 2023-01-05 CN CN202310025133.3A patent/CN116141435A/zh active Pending
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106363714B (zh) | 采用全桉木边角料连续热压生产环保刨花板的方法 | |
CN104626292B (zh) | 一种可饰面定向刨花板及其制备工艺 | |
CN101214677B (zh) | 全竹或竹木复合定向结构刨花板的制造方法 | |
CN105442795B (zh) | 一种高密度装饰板的制作方法 | |
WO2020258682A1 (zh) | 一种无醛可深度饰面中高密度板及其制造方法 | |
CN106272865B (zh) | 全桉木边角料生产耐候性定向刨花板的方法 | |
CN101486208A (zh) | 混凝土模板用竹木复合胶合板及其制造方法 | |
CN104118018B (zh) | 一种无机阻燃竹木复合生态植纤板及其生产方法 | |
US20100021706A1 (en) | Molded thin-layer lignocellulosic composites made using hybrid poplar and methods of making same | |
CN101066607A (zh) | 一种秸秆重组材制造方法 | |
CN106182328A (zh) | 两次筛分法去除全桉木边角料中的树皮生产刨花板的方法 | |
US20210189134A1 (en) | Wood Composite Board and Preparation Method Thereof | |
CN108247790A (zh) | 一种防霉装修用胶合板的制备方法 | |
CN1994702A (zh) | 竹质中密度纤维板 | |
CN208052188U (zh) | 一种新型竹木复合地板 | |
CN108858644A (zh) | 一种地板基材用无醛刨花板及其制造方法 | |
CN103101098A (zh) | 刨花板制造法 | |
CN116141435A (zh) | 一种全竹及竹木复合刨花板及其制备方法 | |
CN114055591B (zh) | 一种竹木颗粒板的制备方法 | |
CN103072172B (zh) | 一种基于高密度定向刨花板的箱板及其加工方法 | |
CN2384757Y (zh) | 一次覆塑麦秸板 | |
CN2442813Y (zh) | 农作物秸秆复合均质板 | |
CN112342807A (zh) | 纤维板的制备方法 | |
CN110978200A (zh) | 一种复合细木工板及其制造方法 | |
CN2383641Y (zh) | 竹木复合大幅面人造胶合板 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |