CN106519495A - 一种高抗冲pvc管材及其制备方法 - Google Patents

一种高抗冲pvc管材及其制备方法 Download PDF

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CN106519495A
CN106519495A CN201610968307.XA CN201610968307A CN106519495A CN 106519495 A CN106519495 A CN 106519495A CN 201610968307 A CN201610968307 A CN 201610968307A CN 106519495 A CN106519495 A CN 106519495A
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祖兴保
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L27/00Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
    • C08L27/02Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L27/04Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08L27/06Homopolymers or copolymers of vinyl chloride
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00Applications
    • C08L2203/18Applications used for pipes
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/03Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend

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Abstract

本发明公开了一种高抗冲PVC管材,其是由下述重量份的原料制得:PVC树脂80‑100,白炭黑3‑5,活性钙20‑30,石膏晶须2‑4,单硬脂酸甘油酯0.2‑0.4,石蜡油0.5‑1,钙锌稳定剂2‑3,二甲基硅油5‑10,十二烷基苯磺酸钠20‑30,改性助剂5‑10。本发明既强化了材料的力学性能和耐候性,又改善了材料的吸湿透气性,使得到的室内装饰PVC改性材料具有良好的机械性能和吸湿调湿性能,能有效改善室内环境的舒适度,防滑性优良。

Description

一种高抗冲PVC管材及其制备方法
技术领域
本发明涉及PVC改性材料技术领域,尤其涉及一种高抗冲PVC管材及其制备方法。
背景技术
PVC即聚氯乙烯,是应用领域最广的塑料品种之一,已经广泛应用于管材型材、建筑家具、室内装饰、运动器材、医用材料等领域。但PVC制品普遍存在力学性能差、对光、热稳定性低的缺陷,并且随着人们环保意识的增强和对室内环境要求的提高,目前的PVC材料越来越难以符合市场需求,限制了其在室内装饰领域的应用。因此,改善PVC材料的综合性能,提升PVC材料的附加价值,是当今PVC室内装饰材料的潜在发展方向。提高PVC室内装饰材料的防滑耐磨性能够更好的保护材料表面,提高材料的使用寿命,同时使用安全性高,适用于室内防滑场所。
发明内容
本发明目的就是为了弥补已有技术的缺陷,提供一种高抗冲PVC管材及其制备方法。
本发明是通过以下技术方案实现的:
一种高抗冲PVC管材,其是由下述重量份的原料制得:
PVC树脂80-100,白炭黑3-5,活性钙20-30,石膏晶须2-4,单硬脂酸甘油酯0.2-0.4,石蜡油0.5-1,钙锌稳定剂2-3,二甲基硅油5-10,十二烷基苯磺酸钠20-30,改性助剂5-10;
其中改性助剂由下列重量份的原料制成:甘露醇6-8,六偏磷酸钠0.1-0.15,过硫酸钾0.2-0.4,纳米氧化铝3-5,玉石粉10-15,玉米淀粉1-2,硅烷偶联剂KH-5500.1-0.2,水80-100;改性助剂的制备方法是将玉石粉、玉米淀粉、纳米氧化铝和过硫酸钾加入水中50-60℃、600-800r/min搅拌0.5-1h,然后加入甘露醇和六偏磷酸钠同样条件下搅拌2-3h,冷却后过滤洗涤,干燥完全后于100-120℃条件下与其余原料混合10-15min,冷却后研磨均匀,即得。
一种高抗冲PVC管材的制备方法,包括以下步骤:
(1)按重量称取原料,先将白炭黑、活性钙、石膏晶须先用15-20%盐酸浸泡,静置,澄清,离心,固体用水洗至中性,烘干后与单硬脂酸甘油酯混合后共同研磨10-15min,然后加入二甲基硅油70-90℃、搅拌5-10min,得混合浆料;
(2)将PVC树脂、改性助剂和(1)中的混合浆料先于50-60℃、搅拌5-10min,然后加入其余原料于120-140℃继续高速共混10-20min,最后加入双螺杆挤出机于100-140℃熔融挤出造粒,冷却后即得高抗冲PVC管材。
本发明的优点是:
本发明通过合成甘露醇、纳米氧化铝、玉石粉复合改性助剂并与PVC树脂等材料共混,然后熔融挤出制得PVC改性材料,使得在PVC管材的加工过程中能促进无机填料的分散,提高PVC熔体的流动性,还能提升拉伸强度与断裂伸长率,改变了聚乙烯制品在使用氯化聚乙烯时,韧性好,硬度低的缺点,既强化了材料的力学性能和耐候性,又改善了材料的吸湿透气性,使得到的室内装饰PVC改性材料具有良好的机械性能和吸湿调湿性能,能有效改善室内环境的舒适度,防滑性优良,且具有良好耐磨性能,具有较高的附加价值和实用价值,适用于室内防滑场所。
具体实施方式
一种高抗冲PVC管材,其是由下述重量份的原料制得:
PVC树脂80,白炭黑3,活性钙2,石膏晶须2,单硬脂酸甘油酯0.2,石蜡油0.5,钙锌稳定剂2,二甲基硅油5,十二烷基苯磺酸钠20,改性助剂5;
其中改性助剂由下列重量份的原料制成:甘露醇6,六偏磷酸钠0.1,过硫酸钾0.2,纳米氧化铝3,玉石粉10,玉米淀粉1,硅烷偶联剂KH5500.1,水80;改性助剂的制备方法是将玉石粉、玉米淀粉、纳米氧化铝和过硫酸钾加入水中50℃、600r/min搅拌0.5h,然后加入甘露醇和六偏磷酸钠同样条件下搅拌2h,冷却后过滤洗涤,干燥完全后于100℃条件下与其余原料混合10min,冷却后研磨均匀,即得。
一种高抗冲PVC管材的制备方法,包括以下步骤:
(1)按重量称取原料,先将白炭黑、活性钙、石膏晶须与单硬脂酸甘油酯混合后共同研磨10min,然后加入二甲基硅油60℃、1000r/min搅拌5min,得混合浆料;
(2)将PVC树脂、改性助剂和(1)中的混合浆料先于50℃、1000r/min搅拌5min,然后加入其余原料于120℃继续高速共混10min,最后加入双螺杆挤出机于100-140℃熔融挤出造粒,冷却后即得高抗冲PVC管材。

Claims (2)

1.一种高抗冲PVC管材,其特征在于,其是由下述重量份的原料制得:
PVC树脂80-100,白炭黑3-5,活性钙20-30,石膏晶须2-4,单硬脂酸甘油酯0.2-0.4,石蜡油0.5-1,钙锌稳定剂2-3,二甲基硅油5-10,十二烷基苯磺酸钠20-30,改性助剂5-10;
所述的改性助剂由下列重量份的原料制成:甘露醇6-8,六偏磷酸钠0.1-0.15,过硫酸钾0.2-0.4,纳米氧化铝3-5,玉石粉10-15,玉米淀粉1-2,硅烷偶联剂KH-5500.1-0.2,水80-100;将玉石粉、玉米淀粉、纳米氧化铝与过硫酸钾等比例混合后,在600-700℃下烧损4-5小时,然后研磨成纳米粉末,拌入相当于粉体重量3-5%的甘露醇和六偏磷酸钠拌搅均匀,烘干,再与剩余原料混合粉碎成粉末,即得。
2.根据权利要求1所述的一种高抗冲PVC管材的制备方法,其特征在于,包括以下步骤:
(1)按重量称取原料,先将白炭黑、活性钙、石膏晶须先用15-20%盐酸浸泡,静置,澄清,离心,固体用水洗至中性,烘干后与单硬脂酸甘油酯混合后共同研磨10-15min,然后加入二甲基硅油70-90℃、搅拌5-10min,得混合浆料;
(2)将PVC树脂、改性助剂和(1)中的混合浆料先于50-60℃、搅拌5-10min,然后加入其余原料于120-140℃继续高速共混10-20min,最后加入双螺杆挤出机于100-140℃熔融挤出造粒,冷却后即得高抗冲PVC管材。
CN201610968307.XA 2016-10-28 2016-10-28 一种高抗冲pvc管材及其制备方法 Pending CN106519495A (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109942991A (zh) * 2019-03-28 2019-06-28 李斌 一种2,5-呋喃二甲酸改性淀粉基聚氯乙烯下水管

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102827329A (zh) * 2012-09-20 2012-12-19 山东瑞丰高分子材料股份有限公司 Pvc用高拉伸强度抗冲改性剂及其制备工艺
CN104194201A (zh) * 2014-07-29 2014-12-10 锐展(铜陵)科技有限公司 一种耐低温高抗冲pvc管材及其制备方法
CN105820479A (zh) * 2016-06-11 2016-08-03 苏州兆管鑫塑料科技有限公司 高强度抗压管及其制备方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102827329A (zh) * 2012-09-20 2012-12-19 山东瑞丰高分子材料股份有限公司 Pvc用高拉伸强度抗冲改性剂及其制备工艺
CN104194201A (zh) * 2014-07-29 2014-12-10 锐展(铜陵)科技有限公司 一种耐低温高抗冲pvc管材及其制备方法
CN105820479A (zh) * 2016-06-11 2016-08-03 苏州兆管鑫塑料科技有限公司 高强度抗压管及其制备方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109942991A (zh) * 2019-03-28 2019-06-28 李斌 一种2,5-呋喃二甲酸改性淀粉基聚氯乙烯下水管

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