CN111376550B - 一种美术调色板及其加工方法 - Google Patents
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Abstract
本发明公开了一种美术调色板及其加工方法,该调色板由调色层与硬质底盘组成,其中调色层由若干层子调色层粘合层叠而成,所述子调色层包括托板与调色面板;本发明通过设置若干层子调色层层叠粘合固定,在使用时,每次在需要更换调色板时,只要将一层子调色层剥离,使用下一层子调色层即可,十分方便快捷,作为调色板使用时,子调色层具有良好的强度,不会因按压而轻易变形,从而使调色板在长时间使用后,处于底层的、靠近硬质底盘的部分仍然能够保持表面光滑平整,方便调色的进行,另外,子调色板易于剥离,不残留,使下一层子调色层的调色面板表面光滑,不残留胶层,方便调色的顺利进行。
Description
技术领域
本发明属于工艺美术工具技术领域,具体的,涉及一种美术调色板及其加工方法。
背景技术
调色板是用来调和和搁置新鲜颜料的平整板面,其形状主要包括椭圆、圆形和方形,调色板是油画创作的必备工具之一,在进行创作时,画家需要在调色板上对美术颜料进行调和,以保证使用的颜色符合要求。
在现有技术中,调色板的原材料种类较多,主要包括塑料、木制、玻璃、金属以及纸质等多种,由于加工成本和美观因素等原因,现有技术中的调色板主要是通过木制材料加工制备而成,但是木制的调色板在使用时会吸附部分颜料,而在重复使用的过程中,木制调色板所吸附的颜料会重新溶解进入颜料中,导致调色困难,并且一方面木制的调色板在每次使用之后都需要进行清洗,避免美术颜料干燥粘附在调色板上,另一方面,木制的调色板还需要涂刷一层涂层,避免在使用过程中,木制的调色板吸收颜料,导致颜料干燥速度快,但是随着使用时间的延长,涂层损伤,同样会出现前一种状况,为了解决上述问题,提供一种使用便捷的美术调色板,本发明提供了以下技术方案。
发明内容
本发明的目的在于提供一种美术调色板及其加工方法。
本发明需要解决的问题为:
现有技术中,调色板多采用塑料、木材、玻璃、金属等制备而成,其中塑料、木材等材料在长期使用后,表面会明显变色,其中木材甚至会吸附部分颜料,导致后续调色的困难,玻璃具有易碎且重量较大的问题,金属制的调色板则具有易变形的缺点,且这一类调色板都具有的确定就是需要经常清洗,在一些特殊场合使用并不具备快捷方便的特点。
本发明的目的可以通过以下技术方案实现:
一种美术调色板,由调色层与硬质底盘组成,调色层与硬质底盘通过胶粘层粘合固定,其中调色层由若干层子调色层粘合层叠而成,所述子调色层包括托板与调色面板,同一子调色层中的托板与调色面板通过胶粘层粘合固定,相邻两个子调色层之间的托板与调色面板通过防粘胶层粘合固定。
所述硬质底盘采用木板、硬纸板等硬质面板加工制成;
所述胶粘层采用丙烯酸胶、有机硅胶、聚氨酯胶、三聚氰胺中的一种涂布加工而成;
所述调色面板采用聚酯薄膜加工制备而成;
该美术调色板的制备方法为:
分别制备托板与防粘胶,将托板、硬质底盘与调色面板切割形成形状尺寸一致的面板;
将一个托板与一个调色面板通过胶粘层粘合后形成子调色层,再根据工艺需要将若干子调色层通过防粘层粘合固定得到调色层,相邻两个子调色层之间为托板与调色面板相互接触;
将调色层侧边打磨光滑后通过胶粘层粘合固定在硬质底盘上。
所述托板的制备方法为:
步骤一、将木浆纤维与棉浆纤维按照预设比例混合后通过硫酸盐进行漂白,漂白后的混合纤维加入清水中浸泡3-5h,脱水浓缩至水分重量含量为10%-20%后,通过磨浆机进行磨浆,使纸浆的打浆度在30-50°SR,然后向所得混合浆料中加入增湿强剂、防腐剂与中性胶,混合搅拌均匀后,脱水浓缩至水分重量含量为2%-5%,所述增湿强剂为三聚氰胺树脂与聚酰胺环氧树脂中的一种,所述中性胶为烷基烯酮二聚体;
通过对原料纤维进行漂白处理,提升所成纸张的白度;
步骤二、向上一步骤制备得到的浆料中加入助剂,然后将浆料与助剂的混合物加入纤维分离器中,调节转速为2500-3000r/min,分离时间为10-20min,分散均匀后,通过抄片机进行抄片,得到湿纸,然后再通过油压机进行压榨,得到厚度为0.4-1mm的纸片,最后再通过真空干燥,得到干燥纸张;
所述助剂为纳米硅酸铝与氧化淀粉中的至少一种;
所述纳米硅酸铝与氧化淀粉能够有效提升纸张的耐高温能力,避免纸张在后续干燥加工过程中出现高温变形变色的情况,导致纸张作为背景时具有颜色而影响调色;
步骤三、配置质量浓度为37%的甲醛溶液,然后通过质量浓度为30%的氢氧化钠溶液调节甲醛溶液的pH至7-8,向其中加入尿素,混合均匀后,将其加热至80-82℃反应50-70min,提升温度至90-92℃,继续反应25-40min,得到混合树脂;
步骤四、将上一步骤得到的混合树脂自然冷却至35-45℃时,向其中加入质量浓度为25%的氨水,搅拌反应得到脲醛树脂乳液,其中氨水的添加量为混合树脂重量的0.7%-1.2%;
步骤五、将步骤二中得到的干燥纸张完全浸入步骤四中得到的脲醛树脂乳液中,当纸张重量变为加入时重量的1.4-2.0倍时,向脲醛树脂乳液中加入质量浓度为5%-7%的氯化铵溶液,迅速搅拌分散均匀,将纸张放置在脲醛树脂乳液中静置20-30s后取出,刮除纸张表面的残余乳液,将纸张在2-4Mpa、70-90℃的条件下压制15-30min,得到干燥的托板。
本发明所述托板以漂白脱色的木浆纤维与棉浆纤维作为原料生产厚度为0.4-1mm的纸张,这类纸张性软,具有良好的柔韧性,易于弯折且强度较低,易于损坏,因此通过配置脲醛树脂乳液,并使所成纸张充分吸收脲醛树脂乳液,再对纸张中的脲醛树脂进行固化成型,使制得的纸张具有良好的强度、硬度、抗弯折性能与耐磨性能,使一层子调色层在剥离时,纸张不会撕裂,能够保持完整性,而在作为调色板使用时,子调色层又具有良好的强度,不会因按压而轻易变形,从而使调色板在长时间使用后,处于底层的、靠近硬质底盘的部分仍然能够保持表面光滑平整,方便调色的进行,同时,固化的脲醛树脂颜色浅,呈半透明,有利于调色的准确,并且脲醛树脂具有耐弱酸弱碱的性质,能够提升调色板的稳定性;
所述防粘胶层采用防粘胶涂布而成,所述防粘胶由以下重量份的原料加工制备而成:
热塑性丁苯橡胶20-30重量份、羟基丁苯橡胶5-8重量份、聚乙烯25-50重量份、磺化环糊精2-12重量份、白矿油10-30重量份、抗氧化剂0.4-0.8重量份;
所述热塑性丁苯橡胶的分子量为8000-90000;
所述磺化环糊精中的环糊精为α-环糊精、β-环糊精与γ-环糊精中的至少一种,且所述磺化环糊精的磺化率为3%-8%;
该防粘胶的制备方法为:
S1、将白矿油与抗氧化剂均匀混合后,调节反应温度至110-120℃,然后再向其中加入热塑性丁苯橡胶与羟基丁苯橡胶,提升反应温度至120-130℃,使热塑性丁苯橡胶完全溶解;
S2、向上一步骤的反应物中加入聚乙烯与磺化环糊精,调节反应温度至140-145℃,搅拌反应30-45min,得到防粘胶。
本发明所述防粘胶采用非极性疏水聚合物热塑性丁苯橡胶作为主要材料,通过羟基丁苯橡胶与磺化环糊精中的羟基形成氢键,防粘胶具有良好且持久的的粘接性,并且易于剥离,不残留,使下一层子调色层的调色面板表面光滑,不残留胶层,方便调色的顺利进行。
本发明的有益效果为:
本发明通过设置若干层子调色层层叠粘合固定,在使用时,每次在需要更换调色板时,只要将一层子调色层剥离,使用下一层子调色层即可,十分方便快捷,具体的,本发明采用漂白脱色的木浆纤维与绵浆纤维作为原料生产厚度为0.4-1mm的纸张,这类纸张性软,具有良好的柔韧性,易于弯折且强度较低,易于损坏,因此通过配置脲醛树脂乳液,并使所成纸张充分吸收脲醛树脂乳液,再对纸张中的脲醛树脂进行固化成型,使制得的纸张具有良好的强度、硬度、抗弯折性能与耐磨性能,使一层子调色层在剥离时,纸张不会撕裂,能够保持完整性,而在作为调色板使用时,子调色层又具有良好的强度,不会因按压而轻易变形,从而使调色板在长时间使用后,处于底层的、靠近硬质底盘的部分仍然能够保持表面光滑平整,方便调色的进行,同时,固化的脲醛树脂颜色浅,呈半透明,有利于调色的准确,并且脲醛树脂具有耐弱酸弱碱的性质,能够提升调色板的稳定性;
另外,通过防粘胶粘接相邻两层子调色层,所述防粘胶采用非极性疏水聚合物热塑性丁苯橡胶作为主要材料,通过羟基丁苯橡胶与磺化环糊精中的羟基形成氢键,防粘胶具有良好且持久的的粘接性,并且易于剥离,不残留,使下一层子调色层的调色面板表面光滑,不残留胶层,方便调色的顺利进行。
具体实施方式
下面将结合实施例对本发明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作出创造性劳动前提下所获得的所有其它实施例,都属于本发明保护的范围。
实施例1
一种美术调色板,由调色层与硬质底盘组成,调色层与硬质底盘通过胶粘层粘合固定,其中调色层由若干层子调色层粘合层叠而成,所述子调色层包括托板与调色面板,同一子调色层中的托板与调色面板通过胶粘层粘合固定,相邻两个子调色层之间的托板与调色面板通过防粘胶层粘合固定。
所述硬质底盘采用木板加工制成;
所述胶粘层采用丙烯酸胶;
所述调色面板采用聚酯薄膜加工制备而成;
该美术调色板的制备方法为:
分别制备托板与防粘胶,将托板、硬质底盘与调色面板切割形成形状尺寸一致的面板;
将一个托板与一个调色面板通过胶粘层粘合后形成子调色层,再根据工艺需要将若干子调色层通过防粘层粘合固定得到调色层,相邻两个子调色层之间为托板与调色面板相互接触;
将调色层侧边打磨光滑后通过胶粘层粘合固定在硬质底盘上。
实施例2
所述托板的制备方法为:
步骤一、将木浆纤维与棉浆纤维按照预设比例混合后通过硫酸盐进行漂白,漂白后的混合纤维加入清水中浸泡3h,脱水浓缩至水分重量含量为15%后,通过磨浆机进行磨浆,使纸浆的打浆度为40°SR,然后向所得混合浆料中加入增湿强剂、防腐剂与中性胶,混合搅拌均匀后,脱水浓缩至水分重量含量为3.2%,所述增湿强剂为三聚氰胺树脂,所述中性胶为烷基烯酮二聚体;
步骤二、向上一步骤制备得到的浆料中加入助剂,然后将浆料与助剂的混合物加入纤维分离器中,调节转速为3000r/min,分离时间为15min,分散均匀后,通过抄片机进行抄片,得到湿纸,然后再通过油压机进行压榨,得到厚度为0.6mm的纸片,最后再通过真空干燥,得到干燥纸张;
所述助剂为纳米硅酸铝;
步骤三、配置质量浓度为37%的甲醛溶液,然后通过质量浓度为30%的氢氧化钠溶液调节甲醛溶液的pH至7-8,向其中加入尿素,混合均匀后,将其加热至80-82℃反应60min,提升温度至90℃,继续反应30min,得到混合树脂;
步骤四、将上一步骤得到的混合树脂自然冷却至40℃时,向其中加入质量浓度为25%的氨水,搅拌反应得到脲醛树脂乳液,其中氨水的添加量为混合树脂重量的0.8%;
步骤五、将步骤二中得到的干燥纸张完全浸入步骤四中得到的脲醛树脂乳液中,当纸张重量变为加入时重量的1.8倍时,向脲醛树脂乳液中加入质量浓度为6%的氯化铵溶液,迅速搅拌分散均匀,将纸张放置在脲醛树脂乳液中静置25s后取出,刮除纸张表面的残余乳液,将纸张在4Mpa、80℃的条件下压制30min,得到干燥的托板。
所述防粘胶层采用防粘胶涂布而成,所述防粘胶由以下重量份的原料加工制备而成:
热塑性丁苯橡胶25重量份、羟基丁苯橡胶6重量份、聚乙烯40重量份、磺化环糊精5重量份、白矿油18重量份、抗氧化剂0.6重量份;
所述热塑性丁苯橡胶的分子量为8000-90000;
所述磺化环糊精中的环糊精为α-环糊精、β-环糊精与γ-环糊精中的至少一种,且所述磺化环糊精的磺化率为3%-8%;
所述抗氧化剂为BHT;
该防粘胶的制备方法为:
S1、将白矿油与抗氧化剂均匀混合后,调节反应温度至120℃,然后再向其中加入热塑性丁苯橡胶与羟基丁苯橡胶,提升反应温度至125℃,使热塑性丁苯橡胶完全溶解;
S2、向上一步骤的反应物中加入聚乙烯与磺化环糊精,调节反应温度至140℃,搅拌反应40min,得到防粘胶。
实施例3
所述托板的制备方法为:
步骤一、将木浆纤维与棉浆纤维按照重量比6:1混合后通过硫酸盐进行漂白,漂白后的混合纤维加入清水中浸泡3h,脱水浓缩至水分重量含量为15%后,通过磨浆机进行磨浆,使纸浆的打浆度在45°SR,然后向所得混合浆料中加入增湿强剂、防腐剂与中性胶,混合搅拌均匀后,脱水浓缩至水分重量含量为3.4%,所述增湿强剂为三聚氰胺树脂,所述中性胶为烷基烯酮二聚体;
步骤二、向上一步骤制备得到的浆料中加入助剂,然后将浆料与助剂的混合物加入纤维分离器中,调节转速为3000r/min,分离时间为13min,分散均匀后,通过抄片机进行抄片,得到湿纸,然后再通过油压机进行压榨,得到厚度为0.6mm的纸片,最后再通过真空干燥,得到干燥纸张;
所述助剂为氧化淀粉;
步骤三、配置质量浓度为37%的甲醛溶液,然后通过质量浓度为30%的氢氧化钠溶液调节甲醛溶液的pH至7-8,向其中加入尿素,混合均匀后,将其加热至82℃反应60min,提升温度至92℃,继续反应35min,得到混合树脂;
步骤四、将上一步骤得到的混合树脂自然冷却至40℃时,向其中加入质量浓度为25%的氨水,搅拌反应得到脲醛树脂乳液,其中氨水的添加量为混合树脂重量的1%;
步骤五、将步骤二中得到的干燥纸张完全浸入步骤四中得到的脲醛树脂乳液中,当纸张重量变为加入时重量的1.6倍时,向脲醛树脂乳液中加入质量浓度为5.5%的氯化铵溶液,迅速搅拌分散均匀,将纸张放置在脲醛树脂乳液中静置30s后取出,刮除纸张表面的残余乳液,将纸张在4Mpa、90℃的条件下压制15min,得到干燥的托板。
所述防粘胶层采用防粘胶涂布而成,所述防粘胶由以下重量份的原料加工制备而成:
热塑性丁苯橡胶25重量份、羟基丁苯橡胶7重量份、聚乙烯35重量份、磺化环糊精7重量份、白矿油20重量份、抗氧化剂0.5重量份;
所述热塑性丁苯橡胶的分子量为8000-90000;
所述磺化环糊精中的环糊精为α-环糊精、β-环糊精与γ-环糊精中的至少一种,且所述磺化环糊精的磺化率为3%-8%;
所述抗氧化剂DLTP;
该防粘胶的制备方法为:
S1、将白矿油与抗氧化剂均匀混合后,调节反应温度至115℃,然后再向其中加入热塑性丁苯橡胶与羟基丁苯橡胶,提升反应温度至125℃,使热塑性丁苯橡胶完全溶解;
S2、向上一步骤的反应物中加入聚乙烯与磺化环糊精,调节反应温度至140℃,搅拌反应45min,得到防粘胶。
试验与结果分析
对实施例2与实施例3中所成美术调色板的剥离性质(将两层子调色层相互剥离之后,其中一子调色层的调色面板表面的胶残留状况)、颜色(美术调色板的颜色)以及硬度进行测定,具体结果见表1;
表1
检测项目 | 剥离性质 | 颜色 | 硬度 |
实施例2 | 剥离后无残胶 | 颜色淡 | 指甲划后无明显印记 |
实施例3 | 剥离后无残胶 | 颜色淡 | 指甲划后无明显印记 |
由上述结果可知,本发明所述美术调色板颜色淡,不会对调色造成影响,同时,不会受到压力而出现明显印记,能够适应于长期的使用。
以上公开的本发明优选实施例只是用于帮助阐述本发明。优选实施例并没有详尽叙述所有的细节,也不限制该发明仅为的具体实施方式。显然,根据本说明书的内容,可作很多的修改和变化。本说明书选取并具体描述这些实施例,是为了更好地解释本发明的原理和实际应用,从而使所属技术领域技术人员能很好地理解和利用本发明。本发明仅受权利要求书及其全部范围和等效物的限制。
Claims (5)
1.一种美术调色板,其特征在于,由调色层与硬质底盘组成,调色层与硬质底盘通过胶粘层粘合固定,其中调色层由若干层子调色层粘合层叠而成,所述子调色层包括托板与调色面板,同一子调色层中的托板与调色面板通过胶粘层粘合固定,相邻两个子调色层之间的托板与调色面板通过防粘胶层粘合固定;
所述硬质底盘采用木板或硬纸板加工制成;
所述胶粘层采用丙烯酸胶、有机硅胶、聚氨酯胶、三聚氰胺中的一种涂布而成;
所述调色面板采用聚酯薄膜加工制备而成;
该美术调色板的加工方法为:
分别制备托板与防粘胶,将托板、硬质底盘与调色面板切割形成形状尺寸一致的面板;
将一个托板与一个调色面板通过胶粘层粘合后形成子调色层,再将若干子调色层通过防粘层粘合固定得到调色层,相邻两个子调色层之间为托板与调色面板相互接触;
将调色层侧边打磨光滑后通过胶粘层粘合固定在硬质底盘上;
所述托板的制备方法为:
步骤一、将木浆纤维与棉浆纤维按照预设比例混合后通过硫酸盐进行漂白,漂白后的混合纤维加入清水中浸泡3-5h,脱水浓缩至水分重量含量为10%-20%后,通过磨浆机进行磨浆,使纸浆的打浆度在30-50°SR,然后向所得混合浆料中加入增湿强剂、防腐剂与中性胶,混合搅拌均匀后,脱水浓缩至水分重量含量为2%-5%;
步骤二、向上一步骤制备得到的浆料中加入助剂,然后将浆料与助剂的混合物加入纤维分离器中,调节转速为2500-3000r/min,分离时间为10-20min,分散均匀后,通过抄片机进行抄片,得到湿纸,然后再通过油压机压榨湿纸,得到厚度为0.4-1mm的纸片,最后再通过真空干燥,得到干燥纸张;
步骤三、配置质量浓度为37%的甲醛溶液,然后通过质量浓度为30%的氢氧化钠溶液调节甲醛溶液的pH至7-8,向其中加入尿素,混合均匀后,将其加热至80-82℃反应50-70min,提升温度至90-92℃,继续反应25-40min,得到混合树脂;
步骤四、将上一步骤得到的混合树脂自然冷却至35-45℃时,向其中加入质量浓度为25%的氨水,搅拌反应得到脲醛树脂乳液,其中氨水的添加量为混合树脂重量的0.7%-1.2%;
步骤五、将步骤二中得到的干燥纸张完全浸入步骤四中得到的脲醛树脂乳液中,当纸张重量变为加入时重量的1.4-2.0倍时,向脲醛树脂乳液中加入质量浓度为5%-7%的氯化铵溶液,搅拌分散均匀,将纸张放置在脲醛树脂乳液中静置20-30s后取出,刮除纸张表面的残余乳液,将纸张在2-4Mpa、70-90℃的条件下压制15-30min,得到干燥的托板。
2.根据权利要求1所述的一种美术调色板,其特征在于,所述增湿强剂为三聚氰胺树脂与聚酰胺环氧树脂中的一种,所述中性胶为烷基烯酮二聚体。
3.根据权利要求1所述的一种美术调色板,其特征在于,所述助剂为纳米硅酸铝与氧化淀粉中的至少一种。
4.根据权利要求1所述的一种美术调色板,其特征在于,所述防粘胶层采用防粘胶涂布而成,防粘胶由以下重量份的原料加工制备而成:
热塑性丁苯橡胶20-30重量份、羟基丁苯橡胶5-8重量份、聚乙烯25-50重量份、磺化环糊精2-12重量份、白矿油10-30重量份、抗氧化剂0.4-0.8重量份;
所述热塑性丁苯橡胶的分子量为8000-90000;
所述磺化环糊精中的环糊精为α-环糊精、β-环糊精与γ-环糊精中的至少一种,且所述磺化环糊精的磺化率为3%-8%。
5.根据权利要求4所述的一种美术调色板,其特征在于,该防粘胶的制备方法为:
S1、将白矿油与抗氧化剂均匀混合后,调节反应温度至110-120℃,然后再向其中加入热塑性丁苯橡胶与羟基丁苯橡胶,提升反应温度至120-130℃,使热塑性丁苯橡胶完全溶解;
S2、向上一步骤的反应物中加入聚乙烯与磺化环糊精,调节反应温度至140-145℃,搅拌反应30-45min,得到防粘胶。
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