prepolymer

US 
UK 
  • n.〔化〕预聚物；前聚物
  • Web预聚合物；预聚体；预聚合体

E-C

Web Definition

n.
1.
〔化〕预聚物
2.
前聚物

Sample Sentence

Definition:
AllAll,〔化〕预聚物〔化〕预聚物,前聚物前聚物,预聚合物预聚合物,预聚体预聚体,预聚合体预聚合体
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard
1.
An emulsion adhesive for wood edge splice was made of a grafted copolymer PVAc and an isocyanate prepolymer.
本文采用接枝共聚改性聚醋酸乙烯乳液和制备异氰酸酯预聚体生产出集成材工业用拼接胶粘剂。
běn wén cǎi yòng jiē zhī gòng jù gǎi xìng jù cù suān yǐ xī rǔ yè hé zhì bèi yì qíng suān zhǐ yù jù tǐ shēng chǎn chū jí chéng cái gōng yè yòng pīn jiē jiāo zhān jì 。
dictsearch.appspot.com
2.
When termination occurs partly by disproportionation , the prepolymer chains in the product carry branches as well as cross - links .
当终止反应一部分是由歧化所起时，则在产物中预聚物链不但带有交联也带有支链。
dāng zhōng zhǐ fǎn yìng yí bù fen shì yóu qí huà suǒ qǐ shí , zé zài chǎn wù zhōng yù jù wù liàn bú dàn dài yǒu jiāo lián yě dài yǒu zhī liàn 。
www.bing.com
3.
The preparations of waterborne polyurethane are dominated by acetone method, prepolymer diffusion method and molten dispersion method.
水性聚氨酯的合成方法，以丙酮法、预聚体扩散法和熔融分散法为主。
shuǐ xìng jù ān zhǐ de hé chéng fāng fǎ , yǐ bǐng tóng fǎ 、 yù jù tǐ kuò sàn fǎ hé róng róng fēn sàn fǎ wéi zhǔ 。
epub.cnki.net
4.
The RIM polyurethane elastomer was prepared by means of quasi-prepolymer process, with L-MDI, DMTDA, PPO as materials.
采用半预聚物法合成了以L-MDI、DMTDA、PPO为原料的双组分RIM聚氨酯弹性体。
cǎi yòng bàn yù jù wù fǎ hé chéng le yǐ L-MDI 、 DMTDA 、 PPO wéi yuán liào de shuāng zǔ fēn RIM jù ān zhǐ tán xìng tǐ 。
www.chemyq.com
5.
Different emulsifier types and prepolymer dropping rate on impact of microcapsules morphology were investigated in experiments.
研究了不同乳化剂种类和预聚体滴加速率对微胶囊形貌的影响。
yán jiū le bù tóng rǔ huà jì zhǒng lèi hé yù jù tǐ dī jiā sù lǜ duì wēi jiāo náng xíng mào de yǐng xiǎng 。
www.fabiao.net
6.
The effects of the amounts of three blocking agents, temperature and time on blocking reaction for prepolymer are discussed.
讨论了三种封闭剂不同加量、温度和时间对聚氨酯预聚体封闭反应的影响。
tǎo lùn le sān zhǒng fēng bì jì bù tóng jiā liàng 、 wēn dù hé shí jiān duì jù ān zhǐ yù jù tǐ fēng bì fǎn yìng de yǐng xiǎng 。
www.chemyq.com
7.
The IR spectra of the prepolymer, blocked prepolymer and blocked prepolymer released by heating were compared.
用红外光谱比较了封闭前后和加热解封后的预聚体的差别。
yòng hóng wài guāng pǔ bǐ jiào le fēng bì qián hòu hé jiā rè jiě fēng hòu de yù jù tǐ de chā bié 。
www.ceps.com.tw
8.
6%, the amount of polyurethane prepolymer 30-40phr, then the adhesive can be used for manufacturing PET CCL.
6%、聚氨酯予聚体加入量为30-40份时，筛选出的胶粘剂适于制造聚酯覆铜板。
bǎi fēn zhī liù 、 jù ān zhǐ yǔ jù tǐ jiā rù liàng wéi sān shí gàng sì shí fèn shí , shāi xuǎn chū de jiāo zhān jì shì yú zhì zào jù zhǐ fù tóng bǎn 。
www.ilib.cn
9.
Acrylic rosin sucrose polyurethane (ARSPU) was synthesized from rosin, sucrose, ethylene glycol, butyl acrylate and isocyanate prepolymer.
以松香、蔗糖、聚丙烯酸酯及异氰酸酯预聚体等为原料，合成了一种单组分聚氨酯清漆。
yǐ sōng xiāng 、 zhè táng 、 jù bǐng xī suān zhǐ jí yì qíng suān zhǐ yù jù tǐ děng wéi yuán liào , hé chéng le yī zhǒng dān zǔ fēn jù ān zhǐ qīng qī 。
www.chemyq.com
10.
The effects of prepolymer, active diluent and photosensitizer on coating modification was discussed.
在预聚物、活性稀释剂和光敏剂等方面讨论了该涂料的改性。
zài yù jù wù 、 huó xìng xī shì jì hé guāng mǐn jì děng fāng miàn tǎo lùn le gāi tú liào de gǎi xìng 。
www.chemyq.com
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