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美国卡德莱公司展示高性能环氧树脂固化剂

来源:林中祥胶粘剂技术信息网2015年12月24日

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  导读:目前,很多行业的材料都向轻量化发展。结构胶粘剂同样如此。为适应结构胶粘剂这一发展新趋势,美国卡德莱公司推出了高性能环氧树脂固化剂NX-5607和NX-5608,NX-5607和NX-5608已经成功应用于汽车用胶粘剂,工业用胶粘剂,维修等领域。

  这些固化剂主要是是使用腰果壳油等原料,目的是针对极具挑战性的性能,以及满足胶粘剂行业相关的监管要求,产品特点包括:不含任何溶剂,也无需在配方中通过添加任何溶剂来获得优异性能,施工期短、与新型建筑材料之间具有优异的附着力,耐久性能优异。

  关于卡德莱:卡德莱是运输和刹车工业中使用的高性能腰果壳油粘合树脂的龙头生产商。这些热固化树脂是与四氮六甲圜进行化学交联,将刹车带,刹车片,刹车片和皮带结合一起。腰果壳油树脂也许是最好的改性酚醛树脂,具有直酚醛的各种优质特征(抗冲击性,韧性,热稳定性),而且不会产生油面现象。油面现象会导致摩擦系数的减少。

  卡德莱粘合树脂有各种不同的粘度,固体份(特殊溶剂或者无溶剂),以及改性特点,满足不同的使用要求。这些树脂作为摩擦材料粘合剂用于石棉和非石棉滚压刹车带和亚光段,以及重型机车和火车闸瓦领域。在其他应用领域,例如替代刹车带和轮胎边芯的桐油领域,粘合树脂也能派上用场。

  原文如下:

  Cardolite Presents Recently Developed Phenalkamines for Structural Adhesives

  Cardolite Corporation presents NX-5607 and NX-5608 high performance phenalkamine epoxy curing agents to address new trends in the development of structural adhesives. Leveraging the inherent benefits of cashew nutshell liquid (CNSL) derived materials, these curing agents were designed to satisfy the challenging performance and regulatory requirements of the adhesive industry including: solvent-free and label-friendly formulations, fast processing, excellent adhesion between new construction materials, and increased durability.

  As many industries move to lighter weight materials, the next generation of structural adhesives is expected to be versatile and deliver the same level of adhesion for lighter materials as they do for steel. By providing high adhesion and mechanical strength to bonds between various composite, aluminum and plastic substrates, NX-5607 and NX-5608 allow the same adhesive to be used in multiple parts of a job. These products also have high glass transition temperatures to help withstand external stress and excellent hydrophobicity to minimize moisture absorption. These two features allow for more durable bonds which in turn lead to more sustainable products.

  Although new levels of performance are demanded from structural adhesives, the adhesive industry continues to face pressure to reduce costs and use non-toxic, consumer-friendly chemicals. NX-5607 and NX-5608’s fast bond strength development, even at low temperatures and high humidity, offers both time and cost savings by increasing productivity, widening the application window, and lowering the risk of adhesion failure due to uncontrollable environment conditions. To meet rising toxicity concerns and lower volatile organic compound (VOC) emission targets, these products contain no solvents, phenols, or benzyl alcohol.

  Marketed and volume produced by Cardolite for over a year, NX-5607 and NX-5608 have been successfully formulated in adhesives for automotive, industrial, field-applied construction, rapid-set repair, and maintenance applications.

  About Cardolite

  Cardolite Corporation is a privately held manufacturer of the world’s largest variety of products derived from CNSL. The unique properties of CNSL are used to develop and produce a wide range of products to service the coating, friction material, adhesive, and composite markets. With over 30 years of experience, Cardolite is the leader in the specialized production of quality CNSL based materials. The company’s customer base includes all types of companies ranging from large Fortune 500 corporations to small specialty manufacturers. With sales offices, representatives, and distribution facilities in the Americas, Europe, and Asia, Cardolite prides itself on delivering high quality products and services across the globe. Cardolite manufactures all products at production plants in Newark, New Jersey (USA), Mangalore, Karnataka (India) and Zhuhai, Guangdong (China).

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