CN115257118A - 一种多层复合橡胶垫及其制作方法 - Google Patents
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Abstract
本申请涉及橡胶垫制备的技术领域,具体公开了一种多层复合橡胶垫及其制作方法。一种多层复合橡胶垫,包括中间层,所述中间层的一侧设置有底层,所述中间层的另一侧设置有顶层;所述顶层的原料包括如下重量份的组分:基体树脂60~80份、改性耐磨填料10~20份;所述改性耐磨填料的原料包括环氧树脂、有机溶剂、耐磨填料。本申请中有机溶剂使得环氧树脂均匀负载在耐磨填料上,环氧树脂与基体树脂具有较好的相容性,从而使得耐磨填料均匀分散在顶层中,因此提高了制得橡胶垫的耐磨性能。
Description
技术领域
本申请涉及橡胶垫制备的技术领域,尤其是涉及一种多层复合橡胶垫及其制作方法。
背景技术
随着人们生活水平的提高,越来越注重自身的身体健康,经常使用橡胶垫在家里健身运动,橡胶垫质地柔软且具有一定的摩擦力,便于健身者在上面运动。但是常用运动垫的耐磨性能不佳,且需要经常与健身器材接触,摩擦,从而会将橡胶垫的表面磨平,需要更换新得橡胶垫,影响橡胶垫的使用寿命。
发明内容
为了提高橡胶垫的耐磨性能,本申请提供一种多层复合橡胶垫及其制作方法。
第一方面,本申请提供的一种多层复合橡胶垫采用如下的技术方案:
一种多层复合橡胶垫,包括中间层,所述中间层的一侧设置有底层,所述中间层的另一侧设置有顶层;所述顶层的原料包括如下重量份的组分:基体树脂60~80份、改性耐磨填料10~20份;所述改性耐磨填料的原料包括环氧树脂、有机溶剂、耐磨填料。
通过采用上述技术方案,有机溶剂使得环氧树脂均匀负载在耐磨填料上,环氧树脂与基体树脂具有较好的相容性,从而使得耐磨填料均匀分散在顶层中,因此提高了制得橡胶垫的耐磨性能。
在一个具体的可实施方案中,所述耐磨填料包括碳化硅粉和氧化铝粉组成的混合物,且所述碳化硅粉和所述氧化铝粉的重量比为1:(0.6-0.8)。
通过采用上述技术方案,碳化硅粉和氧化铝粉的硬度较高,从而提高了制得橡胶垫的耐磨性能;此外,碳化硅粉还具有一定的脱氧效果,延缓了橡胶垫的氧化,从而提高了橡胶垫的使用寿命;氧化铝粉具有一定的吸湿效果,方便吸收运动者流下的汗液,减少了运动者在橡胶垫上打滑情况的发生;申请中进一步限定了碳化硅粉和氧化铝粉的配比,从而提高了橡胶垫的耐磨性能。
在一个具体的可实施方案中,所述环氧树脂、所述有机溶剂、所述耐磨填料的重量比为1:(2~3):(1.5~2.5)。
通过采用上述技术方案,本申请中进一步优化环氧树脂、有机溶剂、耐磨填料的配比,使得环氧树脂均匀负载在耐磨填料上,从而使得耐磨填料均匀分布在顶层中,因此提高了制得橡胶垫的耐磨性能。
在一个具体的可实施方案中,所述改性耐磨填料的制备方法包括以下步骤;向有机溶剂中依次加入环氧树脂、耐磨填料,搅拌均匀,得到混合料,对混合料进行负压抽吸,烘干,得到改性耐磨填料。
通过采用上述技术方案,先将环氧树脂加入到有机溶剂中,搅拌均匀,使得环氧树脂溶解在有机溶剂中,再加入耐磨填料,搅拌均匀,使得耐磨填料均匀分散在环氧树脂中,得到混合料,然后对混合料进行负压抽吸,再烘干,使得环氧树脂均匀负载在耐磨填料上,得到改性耐磨填料。
在一个具体的可实施方案中,所述中间层包括涤棉混合布料、涤纶布料、棉布料中的一种。
通过采用上述技术方案,利用涤棉混合布料、涤纶布料、棉布料作为中间层,布料上有若干透气孔,便于橡胶硫化过程中产生的气体的排出。
第二方面,本申请提供的一种多层复合橡胶垫的制作方法,采用如下的技术方案:
一种多层复合橡胶垫的制作方法,包括以下步骤:
制备原液:将基体树脂、改性耐磨填料混合均匀,形成原液;
制备底层:将橡胶压延,形成底层;
硫化:将中间层和底层复合,加热硫化,中间层和底层粘接,再将原液喷涂在中间层上,形成顶层,制得复合橡胶垫。
通过采用上述技术方案,先将基体树脂、改性耐磨填料混合均匀,形成原液;然后将橡胶压延成型,制得底层;将底层复合在中间层上,加热硫化,两层复合结构,再将原液喷涂在中间层上,形成顶层,制得耐磨性能较强的复合橡胶垫。
在一个具体的可实施方案中,所述橡胶包括天然橡胶。
通过采用上述技术方案,天然橡胶在加热的条件下易于硫化,提高了中间层与底层的连接强度。
在一个具体的可实施方案中,所述硫化步骤中:将中间层和底层复合,在170-180℃下加热,底层中的橡胶硫化,中间层和底层粘接,形成复合橡胶垫。
通过采用上述技术方案,在170-180℃下,底层中的橡胶充分硫化,提高了中间层和底层的粘接强度,从而提高了复合橡胶垫整体的撕裂强度。
在一个具体的可实施方案中,在复合橡胶垫的表面涂敷一层表面处理剂,所述表面处理剂包括防滑树脂和抗菌防霉剂组成的混合物。
通过采用上述技术方案,防滑树脂提高了橡胶垫的表面摩擦力,方便运动者在橡胶垫上进行运动;抗菌防霉剂提高了橡胶垫的抗菌防霉性能。
综上所述,本申请包括以下至少一种有益技术效果:
1.本申请中有机溶剂使得环氧树脂均匀负载在耐磨填料上,环氧树脂与基体树脂具有较好的相容性,从而使得耐磨填料均匀分散在顶层中,因此提高了制得橡胶垫的耐磨性能;
2.本申请中利用涤棉混合布料、涤纶布料、棉布料作为中间层,布料上有若干透气孔,便于橡胶硫化过程中产生的气体的排出;
3.本申请中先将基体树脂、改性耐磨填料混合均匀,形成原液;然后将橡胶压延成型,制得底层;将底层复合在中间层上,加热硫化,两层复合结构,再将原液喷涂在中间层上,形成顶层,制得耐磨性能较强的复合橡胶垫。
具体实施方式
以下结合实施例对本申请作进一步详细说明。
实施例中所有原料均可通过市售获得。其中防滑树脂由上海启湛新材料科技有限公司提供,EINECS编号为水性哑光阻涩感防滑树脂DL1080B;抗菌防霉剂为瓦加DC-30,由上海瓦加生物科技有限公司提供。
制备例
制备例1
向有机溶剂中先加入环氧树脂搅拌均匀,再加入耐磨填料,搅拌均匀,得到混合料,对混合料进行负压抽吸,再加入到烘干箱中烘干,烘干温度为48℃,得到改性耐磨填料;其中有机溶剂为丙酮,耐磨填料为碳化硅粉和氧化铝粉组成的混合物,且碳化硅粉和氧化铝粉的重量比为1:0.5;环氧树脂、有机溶剂、耐磨填料的重量比为1:1.5:1。
制备例2
制备例2与制备例1的区别在于,耐磨填料中碳化硅粉和氧化铝粉的重量比为1:0.6,其余步骤与制备例1相一致。
制备例3
制备例3与制备例1的区别在于,耐磨填料中碳化硅粉和氧化铝粉的重量比为1:0.7,其余步骤与制备例1相一致。
制备例4
制备例4与制备例1的区别在于,耐磨填料中碳化硅粉和氧化铝粉的重量比为1:0.8,其余步骤与制备例1相一致。
制备例5
制备例5与制备例1的区别在于,耐磨填料中碳化硅粉和氧化铝粉的重量比为1:0.9,其余步骤与制备例1相一致。
制备例6
制备例6与制备例3的区别在于,环氧树脂、有机溶剂、耐磨填料的重量比为1:2:1.5,其余步骤与制备例3相一致。
制备例7
制备例7与制备例3的区别在于,环氧树脂、有机溶剂、耐磨填料的重量比为1:2.5:2,其余步骤与制备例3相一致。
制备例8
制备例8与制备例3的区别在于,环氧树脂、有机溶剂、耐磨填料的重量比为1:3:2.5,其余步骤与制备例3相一致。
制备例9
制备例9与制备例3的区别在于,环氧树脂、有机溶剂、耐磨填料的重量比为1:3.5:3,其余步骤与制备例3相一致。
制备例10
制备例10与制备例1的区别在于,耐磨填料为碳化硅粉,其余步骤与制备例1相一致。
制备例11
制备例11与制备例1的区别在于,耐磨填料为氧化铝粉,其余步骤与制备例1相一致。
制备例12
将抗菌防霉剂加入防滑树脂中,且抗菌防霉剂与防滑树脂的重量比为1:25,搅拌均匀,得到表面处理剂。
实施例
实施例1
实施例1提供了一种多层复合橡胶垫的制作方法,包括以下步骤:
制备原液:将60kg基体树脂、10kg改性耐磨填料混合均匀,形成原液;基体树脂为液体聚氨酯;改性耐磨填料选用制备例1中的改性耐磨填料。
制备底层:将橡胶加入压延机中进行压延,形成底层;其中橡胶为天然橡胶。
硫化:将底层复合在中间层上,在170℃下加热硫化,中间层和底层粘接,然后将原液喷涂在中间层背离底层的侧壁上,形成顶层,从而得到复合橡胶垫;其中中间层为棉布料;。
如表1所示,实施例1~9的主要区别在于改性耐磨填料的选用不同。
表1实施例1~9中改性耐磨填料的选用
样品 | 改性耐磨填料 |
实施例1 | 制备例1 |
实施例2 | 制备例2 |
实施例3 | 制备例3 |
实施例4 | 制备例4 |
实施例5 | 制备例5 |
实施例6 | 制备例6 |
实施例7 | 制备例7 |
实施例8 | 制备例8 |
实施例9 | 制备例9 |
如表2所示,实施例10~11与实施例7的主要区别在于原液的原料配比不同。
表2实施例7、10~11中原液的原料配比
样品 | 基体树脂(kg) | 改性耐磨填料(kg) |
实施例7 | 60 | 10 |
实施例10 | 70 | 15 |
实施例11 | 80 | 20 |
实施例12
实施例12与实施例10的区别在于,天然橡胶用等量的硅橡胶代替,其余步骤与实施例10相一致。
实施例13
实施例13与实施例10的区别在于,天然橡胶用等量的丁苯橡胶代替,其余步骤与实施例10相一致。
实施例14
实施例14与实施例10的区别在于,在175℃下加热硫化,其余步骤与实施例10相一致。
实施例15
实施例15与实施例10的区别在于,在180℃下加热硫化,其余步骤与实施例10相一致。
实施例16
实施例16与实施例14的区别在于,将制备例12中的表面处理剂涂敷在复合橡胶垫上,对复合橡胶垫进行表面处理,其余步骤与实施例14相一致。
对比例
对比例1
对比例1与实施例1的区别在于,制备原液的步骤中,未加入改性耐磨填料,原液为70kg的基体树脂,其余步骤与实施例1相一致。
对比例2
对比例2与实施例1的区别在于,制备原液的步骤中,将60kg基体树脂、10kg耐磨填料混合均匀,形成原液;其中耐磨颗粒中碳化硅粉和氧化铝粉的重量比为1:0.5,其余步骤与实施例1相一致。
对比例3
对比例3与实施例1的区别在于,改性耐磨填料选用制备例10中的改性耐磨填料,其余步骤与实施例1相一致。
对比例4
对比例4与实施例1的区别在于,改性耐磨填料选用制备例11中的改性耐磨填料,其余步骤与实施例1相一致。
性能检测试验
1.耐磨性能:根据GB9867-1988《硫化橡胶耐磨性能的测定》对各个实施例中复合橡胶垫的顶层进行检测,计算出磨耗体积,磨耗体积越小,耐磨性能越好。
2.撕裂强度:根据GBT529-1999《硫化橡胶或热塑性橡胶撕裂强度的测定》对各个实施例中的复合橡胶垫进行检测。
表3橡胶垫的性能检测结果
结合实施例1和对比例1,实施例1中复合橡胶垫的磨耗体积远小于对比例1,从而实施例1中复合橡胶垫的耐磨性能较高,可见在制备橡胶垫顶层时,加入改性耐磨填料,提高了制得橡胶垫的耐磨性能。
结合实施例1和对比例2,实施例1中复合橡胶垫的磨耗体积远小于对比例2,从而实施例1中复合橡胶垫的耐磨性能较高,可见对耐磨填料进行改性,将环氧树脂负载在耐磨填料上,环氧树脂与基体树脂具有较好的相容性,从而使得耐磨填料均匀分散在顶层中,因此提高了制得橡胶垫的耐磨性能。
结合实施例1、对比例3、对比例4,实施例1中复合橡胶垫的磨耗体积最小,从而实施例1中复合橡胶垫的耐磨性能最好,可见耐磨填料选用碳化硅粉和氧化铝粉进行复配,制得橡胶垫的耐磨性能较高。
结合实施例1-5,实施例2-4中复合橡胶垫的磨耗体积较小,从而实施例2-4中复合橡胶垫的耐磨性能较高,可见耐磨填料中碳化硅粉和氧化铝粉的配比为1:(0.6-0.8)时,制得橡胶垫的耐磨性能较优。
结合实施例3和实施例6-9,实施例6-8中复合橡胶垫的磨耗体积较小,从而实施例6-8中复合橡胶垫的耐磨性能较高,可见在对耐磨填料进行改性时,当环氧树脂、有机溶剂、耐磨填料的配比1:(2~3):(1.5~2.5)时,环氧树脂的负载效果较好,从而制得复合橡胶垫的耐磨性能较好。
结合实施例7、实施例10和实施例11,实施例7、实施例10和实施例11中复合橡胶垫的磨耗体积相差不大,从而在制备液时,增大原液原料的使用量,对制得复合橡胶垫的耐磨性能影响不大。
结合实施例10、实施例12和实施例13,实施例10、实施例12和实施例13中复合橡胶垫的磨耗体积相差不大,但是实施例10中复合橡胶垫的撕裂强度最高,可见在制备复合橡胶垫底层时,橡胶优选天然橡胶,硫化效果较好,从而提高了中间层与底层的粘接强度,因此提高了制得复合橡胶垫的撕裂强度。
结合实施例10、实施例14和实施例15,实施例10、实施例14和实施例15中复合橡胶垫的磨耗体积相差不大,但是实施例14中复合橡胶垫的撕裂强度最高,可见在加热硫化时,提高硫化温度,制得复合橡胶垫的撕裂强度呈现先增大后下降的趋势。
结合实施例14和实施例16,实施例14和实施例16中复合橡胶垫的磨耗体积相差不大,可见利用表面处理剂对复合橡胶垫进行表面处理,可提高复合橡胶垫的防滑性能,但是对复合橡胶垫的耐磨性能影响不大。
本具体实施例仅仅是对本申请的解释,其并不是对本申请的限制,本领域技术人员在阅读完本说明书后可以根据需要对本实施例做出没有创造性贡献的修改,但只要在本申请的权利要求范围内都受到专利法的保护。
Claims (9)
1.一种多层复合橡胶垫,其特征在于:包括中间层,所述中间层的一侧设置有底层,所述中间层的另一侧设置有顶层;所述顶层的原料包括如下重量份的组分:基体树脂60~80份、改性耐磨填料10~20份;所述改性耐磨填料的原料包括环氧树脂、有机溶剂、耐磨填料。
2.根据权利要求1所述的一种多层复合橡胶垫,其特征在于:所述耐磨填料包括碳化硅粉和氧化铝粉组成的混合物,且所述碳化硅粉和所述氧化铝粉的重量比为1:(0.6-0.8)。
3.根据权利要求2所述的一种多层复合橡胶垫,其特征在于:所述环氧树脂、所述有机溶剂、所述耐磨填料的重量比为1:(2~3):(1.5~2.5)。
4.根据权利要求3所述的一种多层复合橡胶垫,其特征在于:所述改性耐磨填料的制备方法包括以下步骤;向有机溶剂中依次加入环氧树脂、耐磨填料,搅拌均匀,得到混合料,对混合料进行负压抽吸,烘干,得到改性耐磨填料。
5.根据权利要求1所述的一种多层复合橡胶垫,其特征在于:所述中间层包括涤棉混合布料、涤纶布料、棉布料中的一种。
6.一种多层复合橡胶垫的制作方法,其特征在于:包括以下步骤:
制备原液:将基体树脂、改性耐磨填料混合均匀,形成原液;
制备底层:将橡胶压延,形成底层;
硫化:将中间层和底层复合,加热硫化,中间层和底层粘接,再将原液喷涂在中间层上,形成顶层,制得复合橡胶垫。
7.根据权利要求6所述的一种多层复合橡胶垫的制作方法,其特征在于:所述橡胶包括天然橡胶。
8.根据权利要求6所述的一种多层复合橡胶垫的制作方法,其特征在于:所述硫化步骤中:将中间层和底层复合,在170-180℃下加热,底层中的橡胶硫化,中间层和底层粘接,再将原液喷涂在中间层上,形成顶层,制得复合橡胶垫。
9.根据权利要求6所述的一种多层复合橡胶垫的制作方法,其特征在于:在复合橡胶垫的表面涂敷一层表面处理剂,所述表面处理剂包括防滑树脂和抗菌防霉剂组成的混合物。
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