It utilizes a rigid PVC spiral helix to resist impact and crush.
产品利用精密的PVC螺旋线抗冲击和碾压。
Certified reference material of rigid PVC for oxygen index was developed.
研制硬质聚氯乙烯(硬质pvc)氧指数标准物质。
Effects of dosages of ABS on the impact strength of rigid PVC were studied.
研究了ABS用量变化对改性硬质聚氯乙烯体系冲击性能的影响。
It is related that the performance and regularity of which rigid PVC sheet is treated in forming process.
本文叙述了硬聚氯乙烯片材在热成型过程中的性能及变化规律。
The heat aging properties of rigid PVC are studied by means of mechanical properties test, SEM and FT-IR.
采用力学性能测试、扫描电镜、红外光谱（FT-IR）等方法研究了硬质聚氯乙烯的热老化性能。
The die design of coextrusion and the essentials of die debugging for the soft and rigid PVC and introduced.
介绍软硬质聚氯乙烯共挤模具设计与调试的要点。
Study was made of the influence of red mud filler on mechanical and thermal properties of rigid PVC material.
研究了赤泥填充剂对聚氯乙烯硬质材料力学性能、热性能的影响。
A toughen and flame retardant rigid PVC product has been obtained by using CPE and flame retardant combination as a modifier.
本文把氯化聚乙烯与阻燃剂并用对硬质聚氯乙烯改性而获得增韧阻燃的PV C制品。
White Rigid PVC Scrap (loose), White Rigid PVC Scrap (loose) shall consist of sorted white rigid Polyvinyl Chloride (PVC) scrap.
混杂的硬质PVC 小块（散装）将包括被分类的硬质聚氯乙烯（PVC） 小块。
The abnormal phenomenon often existing in the production of the rigid PVC pipe, the reason and its solving method are put forward.
同时提出了硬质聚氯乙烯管材生产中经常出现的异常现象及其形成原因和解决办法。
The main application is in rigid PVC compounds, Calcium Stearate is used in combination with zinc Stearate in non-toxic stabilizers.
主要用于硬质聚氯乙烯制品，硬脂酸钙与硬脂酸锌配合用于无毒稳定剂配方中使用。
The gel degree of rigid PVC is determined by means of constant pressure capillary rheometer, and this method has proved to be feasible.
采用恒压式毛细管流变仪测量了硬pvc材料的凝胶度，结果证明方法可行。
Process and compositions of low expanded rigid PVC sheets for window decoration are studied as well as the problems easily occurred in the production process.
研究了硬质pvc低发泡窗饰片材的工艺配方及生产中易出现的问题。
Colored rigid PVC Regrind, Colored rigid PVC Regrind shall consist of reground flake of sorted rigid Polyvinyl Chloride (PVC) scrap, sorted into a single color.
有颜色的硬质pvc再生(料)将包括被分类的硬质聚氯乙烯(PVC)小块被再生(料)，被排序入一种唯一颜色。
The traditional method of impact modification can enhance the impact strength of rigid PVC profiles, but will not be of benefit to the property of weathering resistance.
在目前使用的普通硬质聚氯乙烯冲击改性方法中，传统的冲击改性方法虽然提高了型材的冲击强度，但是耐候性能不过关。
Centering on the research and development of flexible and rigid PVC coextrusion window profile, this research project aims at the study of post coextrusion mold process.
本课题围绕研制开发软硬pvc共挤窗型材，对后共挤成型工艺进行了研究。
To control the melt flowing and foaming of polymer are the key factors to ensure the quality of products during the extrusion moulding of the integral door leaf of low foamed rigid PVC.
在低发泡硬质聚氯乙烯整体门板的挤出成型中，控制聚合物熔体的流动和发泡是保证产品质量的关键。
The influences of blending a little rigid organic particles PS in PVC/CPE/PE systems on its properties were studied.
研究了在PVC／CPE／PE共混体系中添加少量刚性有机粒子PS对体系性能的影响。
The ageing of rigid polyvinyl chloride (R-PVC) aggravated by nitric and sulfuric acids was studied by IR, UV Spectroscopy, thermo-analysis and molecular weight determination.
用红外与紫外光谱法、热分析和分子量测定研究了硬聚氯乙烯在硝酸和硫酸中的老化。
The effects of rigid polymers (PMMA, SAN) on the mechanical properties, impact section morphology and rheological behavior of PVC/CPE blends were studied.
研究了刚性聚合物（PMMA、SAN）对PVC/CPE共混体力学性能、冲击断面形貌及流变性的影响。
The study was made on the effects of the contents of rigid PS particles, the toughness of PVC and processing temperature on PVC impact strength.
本文研究了刚性粒子PS添加量、基体韧性、加工温度对PVC冲击强度的影响。
The paper introduces the method of drop impact test and cites the test examples and calculation for ABS and PVC rigid plastics plates.
介绍落锤冲击试验方法，列举ABS板材和PVC硬质塑料板材的试验实例和计算。
The RM-200 torque-rheometer was used to study the rheological properties of the rigid low-foamed poly(vinyl chloride)(PVC) in this paper.
用RM-200转矩流变仪对不同配方的硬质低发泡聚氯乙烯（PVC）的流变性能进行了分析。
Feasibility was carried out of salt sludge of sodium production as filler for PVC. A variety of properties of PVC rigid products were discussed.
研究了制碱盐泥用于聚氯乙烯(PVC)填料的可行性，讨论了盐泥填充PV C制品的多种性能。
BTA series of products are MBS class nuclear - shell impact modifier for rigid polyvinyl chloride (PVC) products such as sheet, film, granules and other products.
BTA系列产品是MBS类的核-壳型抗冲击改性剂，用于硬质聚氯乙烯(PVC)制品，如片材，薄膜，粒料以及其他制品。
BTA series of products are MBS class nuclear - shell impact modifier for rigid polyvinyl chloride (PVC) products such as sheet, film, granules and other products.
BTA系列产品是MBS类的核-壳型抗冲击改性剂，用于硬质聚氯乙烯(PVC)制品，如片材，薄膜，粒料以及其他制品。
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