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    • 12. 发明申请
    • PHOSPHORUS-NITROGEN INTUMESCENT FLAME RETARDANT, SYNTHESIS METHOD THEREFOR AND USE THEREOF
    • 磷 - 硝基灭火剂阻燃剂及其合成方法及其应用
    • US20160272892A1
    • 2016-09-22
    • US15032537
    • 2014-05-23
    • INSTITUTE OF ADVANCED TECHNOLOGY, UNIVERSITY OF SCIENCE AND TECHNOLOGY OF CHINA
    • Zhiyong Wang
    • C09K21/12D21H21/34D06M13/282D21H17/25D21H17/28C09D5/18D21H17/10
    • C09K21/12C08K5/0066C09D5/185C09D7/63D06M13/282D21H17/07D21H17/10D21H17/25D21H17/28D21H17/71D21H21/34
    • This disclosure provides high-efficiency and low-energy-consumption synthetic methods of a series of phosphorus-nitrogen-based intumescent flame retardants and the use thereof in paint flame retarding. 1 part by weight of a phosphorization agent and 0.5-4.0 parts by weight of a nitrogen-containing foaming agent are uniformly mixed and stirred at room temperature, and an amount of water is further added to emit heat and initiate reaction. 0.5-3.0 parts by weight of a charring agent and 0.5-4.0 parts by weight of a hydroxy-containing polyfuctional crosslinking agent are then added, and reacted with stirring. An amine compound is finally added for neutralization until pH value is 5-8, and solid liquid separation is performed. The solid portion is dried to obtain a main body portion of a phosphorus-nitrogen-based intumescent flame retardant. The resultant filtrate is diluted with 1/3-2/3 volume of water, and a flame retardant product is obtained. This flame retardant product is mainly used in the flame retarding of paper and cotton fabrics. The main body and different proportions of other nitrogen-containing foaming agents and charring agents are uniformly mixed and pulverized into nano- and micro-scale, and a phosphorus-nitrogen-based intumescent flame retardant is obtained. The nano- and micro-scale phosphorus-nitrogen intumescent flame retardant is mixed into a paint at a weight ratio of 15-30%, to obtain a flame-retardant paint which is capable of maintaining mechanical and physical properties of the paint. The phosphorus-nitrogen-based intumescent flame retardant of this disclosure is an intumescent flame retardant having a synergistic effect of phosphorus and nitrogen.
    • 该公开内容提供了一系列磷 - 氮系膨胀型阻燃剂的高效低能耗合成方法及其在油漆阻燃剂中的应用。 将1重量份磷化剂和0.5-4.0重量份含氮发泡剂在室温下均匀混合并搅拌,并进一步加入一定量的水进行发热并引发反应。 0.5-3.0重量份的炭化剂和0.5-4.0重量份的含羟基的多官能交联剂,然后在搅拌下反应。 最后加入胺化合物进行中和,直到pH值为5-8,进行固体分液。 将固体部分干燥以获得磷 - 氮系膨胀型阻燃剂的主体部分。 将得到的滤液用1 / 3-2 / 3体积的水稀释,得到阻燃剂。 这种阻燃产品主要用于纸和棉织物的阻燃。 将其主体和不同比例的其它含氮发泡剂和炭化剂均匀混合并粉碎成纳米和微米级,得到磷 - 氮系膨胀型阻燃剂。 将纳米和微尺度的磷 - 氮膨胀型阻燃剂以15-30%的重量比混合到涂料中,得到能够保持涂料机械和物理性能的阻燃涂料。 本公开的磷 - 氮系膨胀型阻燃剂是具有磷和氮的协同作用的膨胀型阻燃剂。
    • 16. 发明授权
    • Fire retardant paper
    • 阻燃纸
    • US07510628B2
    • 2009-03-31
    • US10566105
    • 2004-07-16
    • Ann Denholm
    • Ann Denholm
    • D21H21/34D21H17/66
    • C09K21/02D21H17/10D21H17/11D21H21/34Y10T428/277
    • A method of treatment of resin impregnated manufactured paper to render the paper fire retardant, said method comprising the addition of a fire retardant compound containing borax and diammonium phosphate introduced into the paper. It is an objective of the invention that the fire retardant system ameliorates any degradation of desirable physical characteristics of the fibrous materials. In particular, the characteristics of wicking and liquid retention should not be unduly degraded when the base material is a “wickable” paper. It is a further objective that the fire retardant systems of embodiments of the present invention not be significantly degraded when the resin treated fibrous material is continuously immersed in running water.
    • 一种处理树脂浸渍制造纸以提供纸阻燃剂的方法,所述方法包括加入含有硼砂和磷酸二铵的阻燃化合物引入纸中。 本发明的目的是阻燃体系改善纤维材料的理想物理特性的任何降解。 特别是,当基材为“可卡”的纸时,芯吸和液体保留的特性不应过分降解。 进一步的目的是,当树脂处理的纤维材料连续浸入流水中时,本发明实施方案的阻燃剂体系不会显着降解。
    • 20. 发明授权
    • Process and product for rendering a substance flame resistant
    • 使物质具有阻燃性的工艺和产品
    • US5948148A
    • 1999-09-07
    • US49745
    • 1998-03-27
    • Ricardo Cuevas B.
    • Ricardo Cuevas B.
    • C09D5/18D06M11/56D06M11/70D06M11/72D06M11/76D06M11/82D06M15/263D06M15/693D21H21/34
    • D06M15/263C09D5/18D06M11/56D06M11/70D06M11/72D06M11/76D06M11/82D06M15/693D21H21/34D06M2200/30
    • A process and product for increasing the flame resistance and thermal insulation properties of chemically treated substances, in some cases providing the treated substance with flame resistance at temperatures higher than 1800.degree. C. (direct fire), with no limit to the time of exposure. A number of embodiments of flame resistant compositions are discussed herein but all embodiments include a mixture containing water, inorganic acids, ammonium salts, sodium carbonate and pyrophosphate and, in some instances other constituents. The disclosed process treats substances to prevent the generation of any flames. The substances that have successfully been tested with the disclosed process include cloth (natural and synthetic), rugs and carpets, wood, cardboard, and paper. However, it is believed that this process can be applied to an unlimited number of flammable cellulose substances. With respect to the treatment of cloth, another advantage asserted for the disclosed process is that the texture and colors of the treated cloth are minimally affected, if at all. The cloth will not look or feel hard, thick or tough. Furthermore, the chemical treatment of the cloth will last through six months of domestic washing. A further application of the disclosed invention is as a coating on foam, particularly polyurethane foam and laminated foam. Applying the disclosed invention to foam material results in a resistance to all fire, not just an impedance to the flame for a limited period of time as known in the prior art. An even further application of the disclosed invention is as an additive to paint, resulting in an increase in the paint's tolerance to fire. This increase in thermal resistance would necessarily be transferred to any articles coated with said paint.
    • 用于提高化学处理物质的阻燃性和隔热性的方法和产品,在某些情况下,在高于1800℃的温度(直接燃烧)下使处理物质具有阻燃性,对暴露时间没有限制。 本文讨论了阻燃组合物的许多实施方案,但是所有实施方案包括含有水,无机酸,铵盐,碳酸钠和焦磷酸盐以及在某些情况下其它组分的混合物。 所公开的方法处理物质以防止产生任何火焰。 已经通过公开的方法成功测试的物质包括布(天然和合成的),地毯和地毯,木材,纸板和纸。 然而,相信该方法可以应用于无限数量的易燃纤维素物质。 关于布的处理,所公开的方法所证明的另一个优点是,如果根本没有影响处理过的布的质地和颜色。 布不会看起来或感觉很硬,厚或硬。 此外,布的化学处理将持续六个月的家庭洗涤。 所公开的本发明的另一个应用是泡沫上的涂层,特别是聚氨酯泡沫和层压泡沫。 将所公开的发明应用于泡沫材料导致对所有火焰的抵抗力,而不仅仅是在现有技术中已知的有限时间段内对火焰的阻抗。 所公开的发明的进一步应用是作为涂料的添加剂,导致涂料耐火性的增加。 这种耐热性的增加必然会转移到涂有所述涂料的任何物品上。