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China's fine chemical industry innovation level needs to be improved
Fine chemical industry is one of the most dynamic innovation fields in the chemical industry, representing the development level of a national chemical industry.
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Rigid polyurethane foam will stimulate demand in the polyurethane market
According to a recent research report by the US market research firm GrandViewResearch, by 2020, the global market for rigid polyurethane foam is expected to reach $736.71 billion.
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Read these 70 polyurethane related basic concepts, let you easily become a polyurethane master!
Hydroxyl value: The amount of hydroxyl group (-OH) contained in 1 g of the polymer polyol corresponds to the number of milligrams of KOH in units of mgKOH/g.
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Do you know these differences in polyurethane and polystyrene insulation boards?
When building a cold storage, how to choose polyurethane insulation board and polystyrene insulation board?
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Hard foam polyurethane composite board - new building materials
If the construction industry wants to get bigger, for example, it must choose good materials with low cost and high quality, so that the profit margin of the building side will be greatly improved.
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Storage and transportation of polyurethane foam prefabricated insulation pipes
Storage and transportation of polyurethane foam prefabricated insulation pipes
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精细化工是化学工业最具活力的创新领域之一，代表着一个国家化学工业的发展水平。2014年我国精细化学品产值约3.5万亿元，当年全国化学工业产值约8.8万亿元，精细化率约为40%，而美国、欧盟和日本的精细化率已达到70%以上。由此可见，我国精细化工的发展水平亟待提高，且空间巨大。 “十三五”时期，精细化工行业应立足科技创新，加强关键共性技术、产品和装备的研发及产业化应用示范，同时想方设法地利用好各类
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据美国市场研究公司GrandViewResearch最新发布的研究报告显示，至2020年，全球硬质聚氨酯泡沫材料市场预计将达736.071亿美元。家具和室内应用在聚氨酯市场中占主导地位，2013年该领域需求约为3,991.6吨。汽车和电子电器，包括座垫、内饰件和冰箱，使用量的增大将刺激聚氨酯市场需求。 亚太地区是全球最大的软质聚氨酯泡沫材料市场。2013年该地区聚氨酯需求量为7,352.6吨左右
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聚氨酯 | 读懂这70个聚氨酯相关基本概念，让你轻松成为聚氨酯高手！
1、羟值：1克聚合物多元醇所含的羟基(-OH)量相当于KOH的毫克数，单位mgKOH/g。2、当量：一个官能团所占的平均分子量。3、异氰酸根含量：分子中异氰酸根的含量4、异氰酸酯指数：表示聚氨酯配方中异氰酸酯过量的程度，通常用字母R表示。5、扩链剂：是指能使分子链延伸、扩展或形成空间网状交联的低分子量醇类、胺类化合物。6、硬段：聚氨酯分子主链上由异氰酸酯、扩链剂、交联剂反应所形成的链段，这些基团内
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冷库建造时，聚氨酯保温板和聚苯乙烯保温板该如何选呢?它们之间的区别你都了解吗?相信看过这篇文章后，这将不再困扰你!1发泡机理的不同硬泡聚氨酯是双组份液体(俗称黑、白料)充分混合后，产生快速化学反应固化(几十秒～几分种)，在发泡剂、催化剂、匀泡剂等添加剂作用下发泡成高闭孔率>90%、呈网状结构的轻质泡沫体，属热固性泡沫。聚苯乙烯泡沫(EPS、XPS)是由颗粒料或粉状料经加热溶胀，发泡剂汽化膨胀，通过
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