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- The influences of chemical blowing agent AC and cross - link agent DCP on LDPE/ EPDM foam forming technology were discussed in detail. 重點(diǎn)討論了發(fā)泡劑AC、交聯(lián)劑DCP對低密度聚乙烯/三元乙丙橡膠(LDPE/EPDM)發(fā)泡工藝的影響。
- Azodicarbonamide blowing agent is improved by the adding of dicyandiamide, zinc oxide and zinc peroxide. 通過(guò)添加雙氰胺、氧化鋅、過(guò)氧化鋅等化學(xué)品，對偶氮二甲酰胺發(fā)泡劑進(jìn)行改性。
- Besides polyether blend, the cooperativity of polymeric MDI and blowing agent is a key factor to PURF's manufacture. 除組合聚醚的因素外，發(fā)泡劑與聚合MDI的配伍性和反應的協(xié)同性是影響硬質(zhì)聚氨酯泡沫塑料制造的重要因素。
- In this paper, the recent research developments of blowing agent applied for foamed aluminum are investigated. 綜述了國內外發(fā)泡劑的種類(lèi)和特點(diǎn)以及在泡沫鋁中應用的最新研究進(jìn)展。
- The results showed that density and hardness of NR foams decreased with increasing amount of blowing agent H. 結果表明,隨著(zhù)發(fā)泡劑H用量的增加,NR發(fā)泡材料的密度與硬度均降低;
- The foamed PVC/wood-flour composite(WPC) was prepared from PVC and rice husk powder with blowing agent. 采用PVC樹(shù)脂和木粉加入發(fā)泡劑制得PVC/木粉發(fā)泡復合材料。
- Two components of the polyether polyurethane systems with water as blowing agent are prepared. 制得了以水作發(fā)泡劑的聚醚型聚氨酯鞋底原液。
- Blowing agent of F11can be substituted by pentane,which is no harm to the environment. 發(fā)泡劑F11可用符合環(huán)保要求的戊烷完全替代；
- H blowing agent（blowing agent h,DPT,DNPT） is mainly used for rubber products and PVC plastic products as the vesicant. 發(fā)泡劑H廣泛應用于橡膠發(fā)泡，例如：天然膠、丁苯膠、丁腈橡膠,不變色，無(wú)污染。
- When the content of glass fiber,blowing agent and water-gypsum ratio are separately 3%,0.4% and 0.7,the performace of the mate-rial reaches optimum. 當玻璃纖維含量為3%25、發(fā)泡劑含量為0.;4%25、水灰比為0
- A blowing agent, such as the polyester polyol used in this experiment, forms gas bubbles in the reaction as it polymerizes. 一個(gè)吹的代理, 譬如聚酯多羥基化合物被使用在這個(gè)實(shí)驗, 形成氣泡在反應當它聚合。
- The main materials to such as isocyanate, polyol, blowing agent and foam stabilizer et al, prepare rigid polyurethane foam are introduced. 摘要介紹了合成硬質(zhì)聚氨酯泡沫塑料的主要原料，包括主體成分和發(fā)泡劑、泡沫穩定劑等；
- This paper studied the influence of blowing agent dosage on the main reactant of PUF, and the chemorheology in reaction process. 研究了發(fā)泡劑用量對聚氨酯泡沫主反應原料粘度的影響,以及反應過(guò)程中的化學(xué)流變性能。
- The selection of blowing agent and the method of modifying fire retardance of rigid polyurethane foams were briefly introduced. 簡(jiǎn)要介紹硬質(zhì)聚氨酯泡沫塑料的發(fā)泡劑選擇和改進(jìn)阻燃性的方法。
- In addition to the blowing agent, we will also keep a package bubbles, Filmer foaming stability, that is, an adhesive coating. 不興發(fā)泡劑邊，還給籠罩氣泡、保留發(fā)泡安定的成膜劑，即涂料粘合劑。
- A foamed plastics product with fine cells was prepared from TPE,LDPE and EVA resins by means of chemical crosslinking,with DCP as crosslinking agent and AC as blowing agent. 以過(guò)氧化二異丙苯(DCP)為交聯(lián)劑、偶氮二甲酰胺(AC)為發(fā)泡劑,采用化學(xué)交聯(lián)法,使熱塑性彈性體(TPE)、低密度聚乙烯(LDPE)、乙烯醋酸乙烯共聚物(EVA)樹(shù)脂形成泡孔均勻的發(fā)泡產(chǎn)品。
- As a structural material, however, it lacks certain strength and traditional fluoride-based blowing agent will destroy ozonosphere, which restrains its further application. 但是作為結構材料，還缺乏一定的強度，并且傳統發(fā)泡劑氟化物會(huì )破壞臭氧層，這些限制了硬質(zhì)聚氨酯泡沫塑料的應用。
- The history and present situation of the improvement for ADC blowing agent (azodicarbonamide)is summarized, and its development tendency in detail is discussed. 系統地概述了近幾十年來(lái)國內外對發(fā)泡劑ADC進(jìn)行改性的研究狀況,并探討了未來(lái)發(fā)泡劑ADC改性研究的發(fā)展趨勢。
- In the paper, A new ex-endothermal mulriple agent was investigated.Compared with other blowing agent, the multiple agent has better thermal performance to the processing of PVC. 摘要研制新型吸-放熱復合發(fā)泡劑，與其他常用發(fā)泡劑相比，復合發(fā)泡劑有著(zhù)較好的熱平衡特性；
- Fluoro blowing agents include HCFC, HFC, perfluoroparaffin (PFA) and fluoroether (HFE) four races. 含氟發(fā)泡劑有HCFC、HFC、全氟烷烴（PFA）、氟代醚（HFE）四類(lèi)。
