Several factors affecting the properties of the polyurethane rigid foam are discussed.
对影响硬泡性能的一些因素进行了讨论。
Products can be used in intumescent coating, PU rigid foam, thermoplastics and UP (unsaturated) resin etc.
所生产的阻燃剂可用于涂料、塑料、热固型树脂、纺织涂层等。
Experiments show that properties of the rigid foam are good, because decrease in the quantity of foam stabilizer, the cost is low.
实验证明,泡沫性能良好,泡沫稳定剂使用量减少,泡沫成本大幅度下降。
The method has been used on the PUR rigid foam as an example and the result is satisfied comparing with the data of the experiment.
以PUR 发泡硬泡沫塑料为例,将此方法的计算结果与试验数据进行了比较。
The effects of poly ether, F_(11), water, catalyst and surfactant on the mobility of polyurethane rigid foam were studied quantitatively.
定量研究了聚醚、F_(11)用量、水分、催化剂、匀泡剂对泡沫流动性的影响。
A open cell polyurethane rigid foam for vacuum panel core material was prepared. The open cell percent of the core material is about 95%.
制备了用于聚氨酯真空隔热板的开孔硬泡芯材,该泡沫芯材的开孔率达95%。
The walls, roof and floor are fabricated from rigid foam insulation sandwiched between two sheets of steel known as Structural Insulated Panel (SIP).
墙壁、屋顶和地板是由刚性泡沫保温材料制成,夹在两片钢片之间,称为隔热板结构。
Basic composition and preparation technology of PU rigid foam are described and various factors that exert effects in the course of preparation are discussed.
介绍了该PU硬泡的基本组成和制备工艺,讨论了制备过程中的各种影响因素。
The relationships between specific heat of PU rigid foam at low. temperature and such parameters as those of temperature, density and ageing time, etc., have been discussed.
讨论了聚氨酯硬泡沫塑料低温比热与密度、温度以及空气中存放时间等参数的关系。
It is used to produce the model airplane without causing the tail to bend upwards. The difficulty for the stereotype of the rigid foam plastic wing with dome upper surface is solved.
它的目的用它制作航模,能克服制作尾部上翘,上表面略穹的硬质泡沫塑料机翼难以定型的困难。
The chemical composition, manufacture process, raw material selecting and the performance of the asphalt-polyurethane rigid foam for insulation and anticorrosion of building were introduced.
介绍了建筑业保温防腐沥青聚氨酯硬泡体的基本配方、制备工艺、原料选择及性能指标。
A polyurethane (PU) rigid foam was prepared, using PAPI and the polyether polyols deried from starch ethylene glycol glycoside (EGG) as the main materials, and the foaming processing was studied.
以淀粉乙二醇糖甙聚醚、多苯基多次甲基多异氰酸酯(PAPI)为主要原料,对聚氨酯硬质泡沫塑料的发泡工艺进行了研究。
They are widely used in high elastic resilient cold cure, microporous elastomer and semi-rigid polyurethane foam plastics.
广泛应用于高回弹冷熟化,微孔弹性体及半硬质聚氨酯泡沫塑料制品。
The influence of some raw materials such as polyester the uniformity vesica nt foams and catalysts to the preparation of rigid polyurethanes foam is also discussed.
探讨了聚酯多元醇、泡沫稳定剂、发泡剂及催化剂等原料对硬质聚氨酯泡沫塑料制备的影响。
A number of polyester modified rosin with foam formulations have been utilized to prepare rigid urethane foams.
若干聚酯改性松香及其泡沫配方已用于制备硬质尿烷泡沫。
Rigid polyurethane foam is a polymer thermosetting heat preservation material, heat conduction coefficient 0.024 W / (m?
聚氨酯硬泡是一种高分子热固性保温材料,导热系数0.024W/(m?。
Because of the stable methyl glucoside cyclical structure in its polyether, its rigid urethane foam is excellent in comprehensive performance with wide prospect of use.
由于甲甙聚醚中有甲基葡萄糖甙稳定的环状结构,因此由其合成的聚氨酯硬质泡沫塑料综合性能优异,应用前景广阔。
Introduced the rigid polyurethane foam plastics entire water foaming craft basic principle.
介绍了硬质聚氨酯泡沫塑料全水发泡工艺的基本原理。
The advantages of rigid polyurethane foam and its applications in construction industry are brief introduced.
简要介绍了硬质聚氨酯泡沫塑料的特点及其在建筑业的应用情况。
Rigid polyurethane foam (RPUF) is widely used in adiabatic material and structure material, but that is litter paper focused on its damping property.
硬质聚氨酯泡沫塑料是一种优良的绝热材料和结构材料,但对其阻尼性能的关注较少。
The influence of some raw materials such as polyester the uniformity vesicant foams and catalysts to the preparation of rigid polyurethanes foam is also discussed.
探讨了聚酯多元醇、泡沫稳定剂、发泡剂及催化剂等原料对硬质聚氨酯泡沫塑料制备的影响。
The influence of some raw materials such as polyester the uniformity, vesicant foams and catalysts to the preparation of rigid polyurethanes foam is also discussed.
探讨了聚酯多元醇、泡沫稳定剂、发泡剂及催化剂等原料对硬质聚氨酯泡沫塑料制备的影响。
The influence of some raw materials such as polyester, the uniformity, vesicant foams and catalysts to the preparation of rigid polyurethanes foam is also discussed.
探讨了聚酯多元醇、泡沫稳定剂、发泡剂及催化剂等原料对硬质聚氨酯泡沫塑料制备的影响。
The main component of polyurethane foam and the technique were studied to develop a rigid polyurethane foam(PUF) which could be used in the sandwich structure.
针对夹层结构的特点,通过对聚氨酯泡沫的各主要组分及发泡工艺的研究,研制出了一种适用于夹层结构的硬质聚氨酯泡沫。
The works about the behavior of rigid-polyurethane foam mitigator done in previous stage are summarized briefly.
本文是对入水弹体硬质聚胺脂类泡塑头部缓冲器特性探讨的一个阶段小结。
The cell structure, compression and damping properties of rigid polyurethane foam filled with hollow glass bead were studied.
研究了加入空心玻璃微珠后,硬质聚氨酯泡沫塑料的泡孔结构、压缩性能以及阻尼性能。
The incombustibility of the military rigid polyurethane (PU) foam materials was studied. The optimum formula of compound flame retardant was determined by screening and orthogonal test.
为提高军用聚氨酯硬质泡沫迷彩伪装材料的阻燃性能,对各种阻燃剂进行了筛选并进行正交复配试验,确定了复配阻燃剂的最佳配方。
A rigid, clear thermoplastic polymer that can be molded into objects or made into a foam that is used to insulate refrigerators.
聚苯乙烯一种硬而明亮的热塑性聚合物,它能被铸成物件或制成用来给冰箱隔热的一种泡沫。
A rigid, clear thermoplastic polymer that can be molded into objects or made into a foam that is used to insulate refrigerators.
聚苯乙烯一种硬而明亮的热塑性聚合物,它能被铸成物件或制成用来给冰箱隔热的一种泡沫。
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