1) flexible polyurethane foam
聚氨酯软泡
1.
The reasons that lead to heartburn of flexible polyurethane foam were discussed including the amount of material, production and the process of after-maturation, and preventive measures from heartburning were provided.
从原材料、生产加工和后熟化过程等方面探讨了引起聚氨酯软泡烧芯的原因,提出了预防烧芯的措施。
2) polyurethane flexible foam
聚氨酯软泡
1.
Research results show that the VOC emission, formaldehyde volatile amount and fogging value of FRHR polyurethane flexible foam produced by using polyurea polyol, reactive catalyst, low volatilizable foam stabilizer are lower than those of conventional FRHR polyurethane flexible foam.
研究结果表明,使用聚脲多元醇、反应型催化剂、低挥发性泡沫稳定剂生产的阻燃高回弹聚氨酯软泡较普通阻燃高回弹聚氨酯软泡具有较低的VOC(挥发性有机物)、甲醛释放量和雾化值。
2.
on yellowing of polyurethane flexible foams were studied.
选用合适原料,开发出了性能优良、变色等级为0(氙灯老化箱内加速老化502h)的耐黄变聚氨酯软泡。
3) flexible polyurethane foam
软质聚氨酯泡沫
1.
Development of halogen-free flame-retardant flexible polyurethane foam;
软质聚氨酯泡沫无卤阻燃研究进展
2.
Environmental-friendly flexible polyurethane foams were prepared from corn stalk by means of liquefaction technology of plant.
以玉米秸秆为原料,利用植物原料的液化技术,制备了植物型软质聚氨酯泡沫并研究了其缓冲性能。
3.
The fire-retardant technologies of flexible polyurethane foam, including typical fire retardants and some new fire-retardant technologies, were reviewed.
软质聚氨酯泡沫因具有优异的综合性能而得到广泛应用,但其极限氧指数很低,属易燃品。
4) Soft PU Foam
软质聚氨酯泡沫
1.
Effect of Flame Retardant on Combustion Characteristics of Soft PU Foam;
阻燃剂对软质聚氨酯泡沫燃烧特性的影响
2.
Its application in soft PU foams indicated that this flame retardant liquid had many advantages such as safety and facility in use, good result in flame retardation, no environment pollution, no damage to the properties of PU foams.
以阻燃剂FR-113为基料,通过与脲醛树脂的接枝缩合反应,实验研究了水基阻燃液的生产工艺条件,找到了适用于软质聚氨酯泡沫浸渍阻燃处理方法;实验结果表明,该阻燃液具有使用安全方便、阻燃效果好、耐久、无污染、不损害软质聚氨酯泡沫性能等特点。
3.
The test results indicated that IO of soft PU foam,prepared with 19% flame retardant polyether polyol,was 27 1,and all properties conformed to the standard of GB/T 2406-1993.
当阻燃聚醚多元醇质量分数为 19%的国产 2 5 # 软质聚氨酯泡沫 ,氧指数达 2 7 1,其它物理特性也满足了GB/T 2 4 0 6 - 1993的要求。
5) soft polyurethane foam
聚氨酯软泡沫塑料
1.
The mechanism of transmit heat and the calculation model of the thermal conductivity of the soft polyurethane foam have been discussed and the affect factors of the thermal conductivity.
讨论了聚氨酯软泡沫塑料的隔热机理和导热系数计算模型,对影响隔热性能的因素,如温度、密度、挤压、吸水率、环境压力等进行了分析。
6) high load bearing flexible PU foam
高承载聚氨酯软泡
1.
The paper modifies the nature of normal flexible PU foam by the way of mix foaming polymer polyether polylol and normal polyether polylol, to trialproduce high load bearing flexible PU foam.
利用聚合物聚醚多元醇与普通聚醚多元醇混合发泡的方法,对普通聚氨酯软泡进行改性,试制高承载聚氨酯软泡,大幅度提高了泡沫体的硬度和回弹性。
补充资料：软质聚氨酯泡沫塑料
分子式：
CAS号：
性质：用聚氨酯材料制成的密度在30～70kg/m3范围内具有一定抗负荷能力的软质开孔、能透气、具有可逆性形变的泡沫塑料。生产工艺可分为一步法和预聚体法，前者是将聚醚或聚酯多元醇、异氰酸酯和其他助剂按比例混合直接反应发泡；后者是先由聚醚或聚酯多元醇麦与异氰酸酯反应制得游离异氰酸根含量在10%以下的预聚体，再与其他助剂混合反应发泡。成型方法有块泡成型和模塑成型。主要作为垫材用于运输和家具行业。
CAS号：
性质：用聚氨酯材料制成的密度在30～70kg/m3范围内具有一定抗负荷能力的软质开孔、能透气、具有可逆性形变的泡沫塑料。生产工艺可分为一步法和预聚体法，前者是将聚醚或聚酯多元醇、异氰酸酯和其他助剂按比例混合直接反应发泡；后者是先由聚醚或聚酯多元醇麦与异氰酸酯反应制得游离异氰酸根含量在10%以下的预聚体，再与其他助剂混合反应发泡。成型方法有块泡成型和模塑成型。主要作为垫材用于运输和家具行业。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条