| 单词 | 聚甲醛 | ||||||||||||||||||||||||||||||||||||||||||
| 释义 | 聚甲醛—polyformaldehyde (CH2O)nSee also:甲醛n—formaldehyden carboxaldehyden 甲醛—formaldehyde (HCHO) 甲—ranking system used in the Imperial examinations (old) (used for an unspecified person or thing) (of the fingers or toes) nail first (in a list, as a party a contract etc) shell or carapace bladed leather or metal armor (old) armor plating civil administration unit (old) 醛—aldehyde
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滑动 层组成主要是聚甲醛（POM)，其材料特性 是低摩擦值和化学及温度稳定性。 schaeffler.cn | The sliding layer [...] comprises mainly polyoxymethylene(POM), a material [...]which is characterized by low friction values as well [...]as chemical and thermal stability. schaeffler.cn |
可避免发生聚甲醛解聚问题。 polysciences.com | Avoids the problem of [...] having to depolymerize paraformaldehyde. polysciences.com |
使用的固定剂几乎都是多聚甲醛、PFA或者甲醛。 labome.cn | The fixative used almost [...] exclusivelyis paraformaldehyde, PFA, or formaldehyde. labome.com |
解决方案：与聚甲醛(POM)或聚酰胺 6相比，Ertalyte TX的耐磨性、滑动性和尺寸稳定性更好。 quadrantplastics.com | Solution: Ertalyte TX with better wear resistance, sliding properties and dimensional [...] stabilitythan Polyoxymethylene (POM)or Polyamide 6. quadrantplastics.com |
我们的软管和管件，及其配件和附件，拥有一个完整的材料范围：不锈钢（304，316和316 EP），黄铜，碳素钢， PTFE包覆，环氧树脂包覆钢，聚砜Hastaloy®，聚偏氟乙烯（PVDF），蒙乃尔™，聚丙烯，聚甲醛®，硅胶和聚四氟乙烯实体。 tss.trelleborg.com | Our hose and tubing, as well as fittings and accessories, come in a complete range of materials: Stainless Steel (304, 316 and 316 EP), Brass, Carbon Steel, PTFE Encap, Epoxy ctd. tss.trelleborg.com |
低排放“的聚甲醛POM100PE”杜邦Anschlaglemente从缓冲的影响，当他们到达，设备齐全，机械可调式转向柱，蒂森克虏伯法式其纵向调整的端点。 zh-tw.developmentscout.com | Anschlaglemente from the low-emission "Delrin POM 100PE" Dupont cushion the impact when they reach the so-equipped, mechanically adjustable steering columns of ThyssenKrupp Presta the endpoints of its longitudinal adjustment. en.developmentscout.com |
此外，甲醛也常用于聚合树脂 （如，苯酚‐甲醛和脲醛）中。 afirm-group.com | In addition, [...] formaldehyde is oftenusedinpolymeric resins (e.g., phenol-formaldehyde and urea-formaldehyde). afirm-group.com |
主要成分为聚乙烯醇缩甲醛，用于含油变压器用漆包线的生产。 elantas.cn | Composed mainly for wires in oil-containing transformers. elantas.com |
形成由反应在酚和甲醛下热和压力，通常与木屑补白，它是由综合性聚合物做的第一塑料。 professionalplastics.com | Formed by the reaction under heat and pressure [...] of phenol and formaldehyde, generally with a wood flour filler, it was the first plastic made from synthetic polymers. professionalplastics.com |
甲醛是危险的，使用过程中及使用后都 应该仔细处置。 hesperian.org | Formaldehyde isdangerous and [...] should be handled carefully, if used at all. hesperian.org |
此外， 因为不使用具有反应活性的共聚单体和外部交联剂， 并且甲醛含量低(小于5 ppm)， VINNAPAS® DPX 271能达到瓦克在责任关怀®倡议中承诺的最新环境和安全标准。 wacker.com | Because the use of reactive co-monomers and [...] external crosslinkers is [...] unnecessary, the ultra low formaldehyde (<5ppm) dispersion VINNAPAS® DPX [...]271 thus meets the latest environmental [...]and safety standards according to WACKER’s commitment to the Responsible Care® initiative. wacker.com |
另一个优点是：这一乳液生产时不需要烷基苯酚乙氧基化物(APEO)， 而且甲醛和醋 酸乙烯酯单体(VAM)的含量低。 wacker.com | Another advantage is that the dispersion is produced without [...] the use of alkylphenol ethoxylates (APEOs), and contains very [...] low levels of formaldehyde and vinyl acetate [...]monomer (VAM). wacker.com |
经讨论后，执行委员会决定，核准在巴西验证将甲缩醛作为聚氨酯 泡沫塑料制造中 发泡剂的试点项目（第一阶段），经费为 464,200 美元，外加提供给开发计划署的 34,815 美 [...] 元机构支助费用。 multilateralfund.org | Following the discussion, the Executive Committee decided to approve [...] the pilot project for [...] validation ofmethylal as a blowing agent in the manufactureof polyurethanefoam (phase [...]I) in Brazil at a cost [...]of US $464,200, plus agency support costs of US $34,815 for UNDP, on the understanding that the laboratory equipment required for the validation of the technology would be donated to a not-for-profit research facility once phases I and II of the demonstration project had been completed. multilateralfund.org |
经讨论后，执行委员会决定核准在巴西聚氨酸泡沫塑料制造业中将甲酸甲酯确认为 一种发泡剂的试验项目（第一阶段），总费用为 401,500 美元，外加开发计划署的机构支 助费用 30,113 [...] 美元，同时指出，该项目符合第 [...] 55/43(e)号决定，其目的是在全球传播经过 确认的在硬质聚氨酯整皮泡沫塑料用途中使用的甲酸甲酯技术，且有一项谅解，即：该项 目是关于甲酸甲酯在硬质聚氨酯整皮泡沫塑料制造中的应用的最后确认项目，且核准该项 目不妨碍执行委员会审议今后为该项目第二阶段提出的供资申请。 multilateralfund.org | Following a discussion, the Executive Committee decided to approve the pilot project for validation of methyl formate as a blowing agent in the manufacture of polyurethane foam (phase I) in Brazil at a total cost of US $401,500 plus agency support costs of US $30,113 for UNDP, noting that the project was consistent with decision 55/43(e) and that it had been designed to disseminate the results from the validation of methyl formate technology in rigid and integral skin polyurethane foam applications globally, and on the understanding that the project would [...] be the final validation [...] projectfor methylformate inthe manufacture of rigid and integral skin polyurethane foams,and that [...]approval of the project [...]was without prejudice to consideration of the future funding request for phase II of the project by the Executive Committee. multilateralfund.org |
根据提议，今后三年将对 4 [...] 个地方配方厂家提供技术援助，用于使用新的全球升温 [...] 潜能值低的替代技术（主要是 FEA-1100、HBA-2、AFA-L1、甲酸甲酯和甲基醛）制造定 制化配方，从而确保无法参与第一阶段的下游企业能够获得成本效益高的替代品，这样它 [...]们就能做好充分准备，在第二阶段进行技术转换。 multilateralfund.org | Technical assistance to four local systems houses is proposed for customizing formulations using new and emerging low-GWP alternative [...] technologies (mainly FEA-1100, HBA-2, [...] AFA-L1, methyl formate and methylal) during the next [...]three years to ensure availability of [...]cost effective alternatives to the downstream enterprises that are unable to participate in stage I, so they are adequately prepared to undertake conversion during stage II. multilateralfund.org |
统的影响”、“毒理机制和方法”(2008 年)；“产后甲醛暴露对老鼠海马状突起和 大脑半球的锥体细胞数量、细胞层体积的影响：一个体视学研究”(2007 年)；“褪 黑激素可防止甲醛诱导的老鼠前额皮层神经毒害：免疫组织化学和生物化学研 究”(2007 年)；“咖啡酸苯乙酯对防止老鼠因吸入香烟烟雾造成肝损伤的保护作 用”(2007 年)；“W-3 必需脂肪酸对防止甲醛诱导 老鼠前额皮层神经元损伤的保 护作用”(2007 年)；“W-3 脂肪酸在老鼠脑缺血再灌注模型中的保护作用”(2007 年)。 daccess-ods.un.org | (2008); “Effects ofpost-natal formaldehyde exposure onpyramidal cell number, volume of cell layer in hippocampus and hemisphere in the rat: a stereological study” (2007); “Melatonin preventsformaldehyde-induced neurotoxicity in prefrontal cortex of rats: an immunohistochemical and biochemical study” (2007); “The protective effects of caffeic acid phenethyl ester (CAPE) against liver damage induced by cigarette smoke inhalation in rats” (2007); “Protective effects of W-3 essential fatty acids against formaldehyde-induced neuronal damage [...] in prefrontal cortex of rats” [...](2007); “Protective effects of W-3 fatty acids in a rat focal cerebral ischaemia-reperfusion model” (2007). daccess-ods.un.org |
1957年美国保险业的3名工作人员调查一起由 甲醛和苯酚制取酚醛树脂的反应器爆炸事故，经过仔细调查，一点也没有发现燃烧爆炸的痕迹"研究结果表明，其原因是： [...] 反应器内的介质主要是水，它处于加压过热状态，而且反应器气相部分的器壁发生了裂口，这使反应器内压力急剧下降，造成反应器内的水骤然气化和体积膨胀，正是由它造成了反应器的爆炸"在当时已了解到蒸汽锅炉也有类似事故发生，进一步的研究还发现液化天然气即使在不加热的情况下，也会发生类似的现象"为了与其他的爆炸加以区别，将它称之为"BLEVE"。 gentle-st.com | In 1957 the U.S. insurance industry along [...] with three staff survey taken by the [...] system and phenolformaldehyde phenolic resin reactor [...]explosion, after careful investigation, [...]that also found no traces of burning and explosion "results show, the reason is: reactor the medium is mainly water, it is pressurized thermal state, and part of the reactor wall of gas had cracks, which makes a sharp decline in the pressure within the reactor, causing a sudden water reactor gasification and volume expansion, it is It is caused by the reactor explosion "in the steam boiler was already aware of similar incidents have occurred, further research also found that LNG is not even in the case of heating, a similar phenomenon will occur" in order to explode with the other distinction, it would be called "BLEVE". gentle-st.com |
z 1953 年发生在日本水俣湾的一件悲惨且臭名昭着的事件，突出了无机汞作为水体污染物的危险性，该 事件中工业化乙醛生产的无机汞副产品直接排放入当地海湾，并被海湾底部厌氧污泥中的微生物甲基化。 zeromercury.org | z A tragic and now infamous event which occurred in Minamata Bay - Japan in the 1953, highlighted the dangers of inorganic mercury as a water pollutant when organic [...] mercury [...] by-products of industrial-scale acetaldehydeproduction were directly discharged in the local bayand methylatedby microorganisms in anaerobic [...]sludge [...]lying at the bottom of the bay. zeromercury.org |
目前，国外商业化的煤间接液 化典型技术是南非S A S O L公司的F-T合成技术，主要产品为汽油、柴油、蜡、 燃气、氨、乙烯、丙烯、聚合物、醇、醛、酮等113种。 unesdoc.unesco.org | Up to date, the typical commercial technology of the indirect liquefaction of coal outside China is the F-T synthesis technology of SASOL Company in South Africa. unesdoc.unesco.org |
接液体部套管采用了铝合金、不锈钢、铸铁、聚丙烯、氟化树脂、聚缩醛，隔膜采用橡 胶类和塑料类的各种材料。 yamadacorp.co.jp | The casing that comes in contact with the fluid is made of aluminum, stainless steel, forged iron, polypropylene, polyvinylidenefluoride depending on the model you have selected according to the type of fluid to be pumped. yamadacorp.co.jp |
THERMAX不属于国土交通省告示第1113～1115号规定的与引起室内化学物质过敏症的 甲醛有关 的建筑材料，可以放心使用。 inoac.co.jp | Concerning formaldehyde, which causes sick house disease, Thermax is a building material that is outside the range of application of Notification Nos. 1113 to 1115 of the Minister of Land, Infrastructure and Transport. inoac.co.jp |
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