CN108727870A - 一种粉体处理改性方法 - Google Patents

一种粉体处理改性方法 Download PDF

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CN108727870A
CN108727870A CN201710247570.4A CN201710247570A CN108727870A CN 108727870 A CN108727870 A CN 108727870A CN 201710247570 A CN201710247570 A CN 201710247570A CN 108727870 A CN108727870 A CN 108727870A
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powder
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吴炳权
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Enping Municipal New Nano New Mstar Technology Ltd
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    • C09C1/00Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
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    • C09C1/00Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
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    • C09C1/027Barium sulfates
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    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00Particle morphology
    • C01P2004/60Particles characterised by their size
    • C01P2004/61Micrometer sized, i.e. from 1-100 micrometer
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    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
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    • C01P2004/60Particles characterised by their size
    • C01P2004/64Nanometer sized, i.e. from 1-100 nanometer

Abstract

本发明公开了一种粉体处理改性方法,其特征在于,所需原料包括:改性剂,水,浆液;其中,所述改性剂为膏状白色乳液,PH值为7‑8,需要在10‑25℃条件下,避光,封闭贮存,贮存时间为6个月;所述水的温度为80℃。本发明通过将改性剂添加到粉体中,使得改性后的粉体具有低吸油值,分散性高和流动性好等特点;应用于硅酮胶制品中,可提高产品的伸长率、流动性、耐候性;经本改性剂的改性后粉体同时适用于PVC管,电线电缆粒料等制品生产,可明显提高制品质量;本发明的改性剂还可以应用于人造大理石、人造石英石粉体改性可以降低树脂用量提高石材制品的表面平滑度效果显著。

Description

一种粉体处理改性方法
技术领域
本发明涉及粉体改性技术领域,更具体的说是涉及一种粉体处理改性方法。
背景技术
我国粉体技术的发展非常迅速,随着技术需求的进步,粉体改性需求日益增长,但是我国整体的技术实力还比较弱。而且现在的矿产资源响应国家号召逐步减少开采如何充分发挥矿产资源优化升级成为行业的一种责任。
因此,如何提供一种不仅可以提高伸长率、流动性、耐候性,而且提高制品质量的粉体处理改性方法是本领域技术人员亟需解决的问题。
发明内容
有鉴于此,本发明提供了一种不仅可以提高伸长率、流动性、耐候性,而且提高制品质量的粉体处理改性方法。
为实现上述目的,本发明提供如下技术方案:
一种粉体处理改性方法,其特征在于,包括:湿法处理和干法处理;所需原料有:改性剂,水,浆液;其中,所述改性剂为膏状白色乳液,PH值为7-8,需要在10-25℃条件下,避光,封闭贮存,贮存时间为6个月;所述水的温度为80℃。
优选的,在上述一种粉体处理改性方法中,所述改性剂份量根据粉体细度和客户要求添加,0~1000目粉体加入0.1~1%;1000~2000目粉体加入1~2%;2000~3000目粉体加入2~3%;3000粉体和纳米级粉体加入3~5%。
优选的,在上述一种粉体处理改性方法中,在所述干法处理中所述改性剂份量根据粉体细度和客户要求添加,0~1000目粉体加入0.1~1%;1000~2500目粉体加入1.5~2.5%;2500目以上粉体和纳米级粉体加入2.5~3.5%。
优选的,在上述一种粉体处理改性方法中,所述改性剂的具体用法为:先将所述改性剂与80℃以上的热水按照1∶1的比例混合稀释,然后通过湿法进行处理,按所述浆液干基含量百分比添加到后,将其均匀混合20分钟。
经由上述的技术方案可知,与现有技术相比,本发明通过将改性剂添加到粉体中,使得改性后的粉体具有低吸油值,分散性高和流动性好等特点;应用于PVC压延膜生产中,可确保生产出料流畅,膜片平整度提高和糙点减少等良好效果,同时增强与塑料树脂的相溶性,减轻膜片反白现象,从而提高产品整体质量;应用于硅酮胶制品中,可提高产品的伸长率、流动性、耐候性;经本改性剂的改性后粉体同时适用于PVC管,电线电缆粒料等制品生产,可明显提高制品质量;本产品还适用于各种无机粉体,如重钙、轻钙、纳米粉、钛白粉、硫酸钡、高岭土、二氧化硅、滑石粉等粉体湿法改性处理,改性后粉体尤其适用于PVC压延膜、硅酮胶、无纺布等行业制品生产。本发明的改性剂还可以应用于人造大理石、人造石英石粉体改性可以降低树脂用量提高石材制品的表面平滑度效果显著。
具体实施方式
下面将结合本发明实施例中,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。
本发明实施例公开了一种不仅可以提高伸长率、流动性、耐候性,而且提高制品质量的粉体处理改性方法。
请参阅本发明公开的一种粉体处理改性方法,具体包括:
湿法处理和干法处理;所需原料有:改性剂,水,浆液;其中,所述改性剂为膏状白色乳液,PH值为7-8,需要在10-25℃条件下,避光,封闭贮存,贮存时间为6个月;所述水的温度为80℃。
本发明通过将改性剂添加到粉体中,使得改性后的粉体具有低吸油值,分散性高和流动性好等特点;应用于PVC压延膜生产中,可确保生产出料流畅,膜片平整度提高和糙点减少等良好效果,同时增强与塑料树脂的相溶性,减轻膜片反白现象,从而提高产品整体质量;应用于硅酮胶制品中,可提高产品的伸长率、流动性、耐候性;经本改性剂的改性后粉体同时适用于PVC管,电线电缆粒料等制品生产,可明显提高制品质量;本产品还适用于各种无机粉体,如重钙、轻钙、纳米粉、钛白粉、硫酸钡、高岭土、二氧化硅、滑石粉等粉体湿法改性处理,改性后粉体尤其适用于PVC压延膜、硅酮胶、无纺布等行业制品生产。本发明的改性剂还可以应用于人造大理石、人造石英石粉体改性可以降低树脂用量提高石材制品的表面平滑度效果显著。
为了进一步优化上述技术方案,改性剂份量根据粉体细度和客户要求添加,0~1000目粉体加入0.1~1%;1000~2000目粉体加入1~2%;2000~3000目粉体加入2~3%;3000粉体和纳米级粉体加入3~5%。
为了进一步优化上述技术方案,改性剂的具体用法为:先将改性剂与80℃以上的热水按照1∶1的比例混合稀释,然后通过湿法进行处理,按所述浆液干基含量百分比添加到后,将其均匀混合20分钟。
本说明书中各个实施例采用递进的方式描述,每个实施例重点说明的都是与其他实施例的不同之处,各个实施例之间相同相似部分互相参见即可。对于实施例公开的装置而言,由于其与实施例公开的方法相对应,所以描述的比较简单,相关之处参见方法部分说明即可。
对所公开的实施例的上述说明,使本领域专业技术人员能够实现或使用本发明。对这些实施例的多种修改对本领域的专业技术人员来说将是显而易见的,本文中所定义的一般原理可以在不脱离本发明的精神或范围的情况下,在其它实施例中实现。因此,本发明将不会被限制于本文所示的这些实施例,而是要符合与本文所公开的原理和新颖特点相一致的最宽的范围。

Claims (4)

1.一种粉体处理改性方法,其特征在于,包括:湿法处理和干法处理;所需原料有:改性剂,水,浆液;其中,所述改性剂为膏状白色乳液,PH值为7-8,需要在10-25℃条件下,避光,封闭贮存,贮存时间为6个月;所述水的温度为80℃。
2.根据权利要求1所述的一种粉体处理改性方法,其特征在于,在所述湿法处理中所述改性剂份量根据粉体细度和客户要求添加,0~1000目粉体加入0.1~1%;1000~2000目粉体加入1~2%;2000~3000目粉体加入2~3%;3000粉体和纳米级粉体加入3~5%。
3.根据权利要求1所述的一种粉体处理改性方法,其特征在于,在所述干法处理中所述改性剂份量根据粉体细度和客户要求添加,0~1000目粉体加入01~1%;1000~2500目粉体加入1.5~2.5%;2500目以上粉体和纳米级粉体加入2.5~3.5%。
4.根据权利要求1所述的一种粉体处理改性方法,其特征在于,所述改性剂的具体用法为:先将所述改性剂与80℃以上的热水按照1∶1的比例混合稀释,然后通过湿法进行处理,按所述浆液干基含量百分比添加到后,将其均匀混合20分钟。
CN201710247570.4A 2017-04-14 2017-04-14 一种粉体处理改性方法 Pending CN108727870A (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113278306A (zh) * 2021-05-12 2021-08-20 广西科学院 一种微波湿法改性人造岗石废渣及其资源化工艺方法

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CN102634240A (zh) * 2012-04-28 2012-08-15 安徽江东科技粉业有限公司 Pvc广告膜用碳酸钙基增强剂的制备方法
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CN101235224A (zh) * 2007-01-29 2008-08-06 中南大学 一种改性尾矿粉体的制备及该粉体用作聚合物填料的方法
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113278306A (zh) * 2021-05-12 2021-08-20 广西科学院 一种微波湿法改性人造岗石废渣及其资源化工艺方法

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