抗氧剂300是一种典型的硫代双酚类抗氧剂。因其结构的特殊性，使其具有游离基终止剂和氢过氧化物分解剂的双重功能，与碳黑共用时显示出优良的协同效应，是一般常用的抗氧剂无法比拟的。本产品是橡胶、聚烯烃、塑料等制品的高效主抗氧剂，特别是作为聚乙烯电缆电线材料的抗氧剂作用效果尤为突出。本抗氧剂作为聚乙烯食品包装材料的抗氧剂时，其限量：LDPE 0.05%;HDPE 0.25%。在聚乙烯中采用抗氧剂300具有下述优点：更好的保持其原材料的物理性能（如抗张强度、伸长率、熔融指数等）；良好地保存了其电性能，高度的热稳定性；增强了制品的耐候性；抗老化作用是一般抗老化剂效果的四倍；比其它常用抗氧剂挥发性小；与碳黑共用时有特殊的协同效应。
Shandong Jihai Medical Technology Co., Ltd., lies in the hinterland of Shandong province- Zibo, near to the Jiaoji Railway and 309 National Road, A distance of beautiful seaside city- Qingdao 200 Kms.
Aim many years' contributing to the human health, we are advanced in the field of Medical device, Medical Chemical, Medicine packing for R&D, Manufacturing, We enjoy higher reputation in overseas market. In medical rubber filed there is 22 years' manufacturing history, From the 1991 introduction of exclusive Italian Rep company advanced equipment and technology, to the leading position, Has won a number of invention patents and utility model patents, we passed the quality system certification of ISO9001: 2000 in 2003, ISO13485 medical device quality management system certification in 2009, 2010 by the Shandong Province Science and Technology Department identified as high-tech enterprises.
Investment of 40 million yuan in 2008, a wholly-owned acquisition Zibo Huayuan Medical Material Co., Ltd. And Zibo Rongyi Chemical Co., Ltd., smoothly entry into the pharmaceutical chemical and pharmaceutical packaging materials industry; 2010 to invest 300 million yuan in Taian(the Dawenkou Industrial Park) to establish two new materials production base, covering medical chemical additives, the soft infusion packaging materials, medical polypropylene pellets three projects; Built modern office buildings, staff apartments, recreation rooms, restaurants and others; The smooth implementation of the first project to lay a good foundation for the subsequent projects. While the Medical chemical additives project is the largest scale capacity in Asian , the highest degree of precision modern fine chemical plant production base.
Be tolerant to diversity, tolerance is a virtue; In the economic tide of globalization, Jihai Medical will advance with the times, moving toward the modernization and internationalization of large enterprise groups; sincerely welcome all customers to establish cooperative relations with us, and seek common development.
Jihai Medical overall strategic objectives: to improve the construction of a modern enterprise system, and actively introduce strategic partners to complete the preparatory work for the company listing. Focus on the research and development of new materials, new products, and continue to introduce new products.
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