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中建商品混凝土有限公司继今年元月研发的两项生态水泥科研成果获得国家发明专利后,又分别于10月底和11月初收到来自于国家知识产权局的授权捷报:“用于聚羧酸减水剂的防腐剂”、“卵石型透水混凝中专用复合型添加剂”和“卵石型透水混凝中专用表面清洗剂”获得发明专利。聚羧酸高性能减水剂是当今生产浇筑混凝土十分先进的外加剂,但它易霉变变质发臭,只有半年保质期的弊端成为多年困扰聚羧酸减水剂生产企业的一大难题。鉴于以往许多
CCM Commodity Concrete Co., Ltd. following the January January this year, two ecological research and development of scientific and technological achievements after obtaining national invention patents, and respectively in late October and early November received from the State Intellectual Property Office Authorized News: “ Acid water-reducing agent preservative ”, “ pebble permeable coagulation special compound additive ”and “ pebble-type permeable coagulation special surface cleaning agent ”to obtain the invention patent. Polycarboxylate high performance water reducer is today’s production of pouring concrete is very advanced admixture, but it easily moldy smelly, only half the shelf life of the drawbacks become years of troubled polycarboxylate superplasticizer manufacturing enterprises a major problem. In the past many