1) free formaldehyde
游离醛
1.
A series of urea-formaldehyde resin adhesive with low content of free formaldehyde,were prepared by modified synthesis process of urea-formaldehyde resin applied melamine as modifier.
结果表明,改性剂的添加对降低脲醛树脂胶粘剂的游离醛含量有显著的效果。
2.
The effects of nanometer silicon dioxide on the free formaldehyde,viscosity,curing time,hydroxymethyl and bonding strength of UF resin of low F/U were studied,The results showed that free formaldehyde and hydroxymethyl decreased,viscosity and bonding strength of plywood increased when the nanometer silicon dioxide was added,which had little contribution to the curing time.
研究了纳米SiO2对低摩尔比脲醛树脂游离甲醛含量、粘度、固化时间、羟甲基含量及胶合强度的影响,结果表明:纳米SiO2的加入可降低脲醛树脂胶的游离醛含量,增大粘度,提高胶合板的胶合强度,使羟甲基含量略有降低,但对固化速度影响不
2) free aldehyde
游离醛
1.
The results showed that the free aldehyde content of the product decreased lower than 0.
结果表明 ,采用催化剂S及合理的工艺条件 ,可使产品中游离醛质量分数降至0。
3) free formaldehyde
游离甲醛
1.
The ginkgo-activated carbo absorbed the free formaldehyde in the UF resins;
银杏木炭降低脲醛树脂游离甲醛的研究
2.
The influence of NH_4Cl on curing speed of resol resins and free formaldehyde content;
氯化铵对酚醛甲阶树脂固化速率和游离甲醛含量的影响
3.
Study on the new method for removing free formaldehyde from urea-formaldehyde resin;
去除脲醛树脂中游离甲醛新方法研究
4) Free-formaldehyde
游离甲醛
1.
The results indicated that content of free-formaldehyde in the urea-formaldehyde resins synthesized by process Ⅰ (alkalescence-acidity-alkalescence) are much more than process Ⅱ(high acidity-acidity-alkalescence and low temperature),and the content of hydroxym.
对脲醛树脂的两种合成机理和两种合成工艺进行了探讨,并在大量实验的基础上对两种工艺做了比较,结果表明:工艺路线1(弱碱-弱酸-弱碱)合成的UF树脂中游离甲醛含量明显高于工艺路线2(强酸-弱酸-弱碱中低温)合成的树脂中游离甲醛含量;同时工艺路线1合成的UF树脂中的羟甲基含量高于用工艺路线2合成的UF树脂。
2.
The limited standards of free-formaldehyde in different products and the harms of formaldehyde on human body and the environment were analyzed.
分析了游离甲醛对人体和环境的危害以及不同产品的游离甲醛限量标准。
3.
The UF resin adhesive was modified by lignosulfonate; the main idea was to deduce the free-formaldehyde in adhesive.
采用加入木质素磺酸钠的方法改性脲醛树脂胶粘剂,以降低胶粘剂中游离甲醛为主要目的,主要研究了磺化木质素加入量对胶粘剂游离甲醛含量及拉伸强度的影响。
5) formaldehyde
[英][fɔ:'mældɪhaɪd] [美][fɔr'mældə'haɪd]
游离甲醛
1.
Evaluation of uncertainty in textile material formaldehyde measurement;
纺织品游离甲醛含量测定不确定度评定
2.
Determination of Free Formaldehyde in Fibre Products by SPME GC/MS with PFBOA Derivatization;
固相微萃取-气相色谱-质谱法测定纤维制品中游离甲醛
3.
A novel route to decrease free formaldehyde content in urea-formaldehyde resin;
降低脲醛树脂中游离甲醛含量的一种新方法
6) low free formaldehyde
低游离醛
补充资料：2',3'-氧化腺醛苷二醛
分子式：
CAS号：
性质：氧化腺醛苷二醛。白色疏松粉末。溶于水和稀盐酸。遇碱分解，遇热变黄。能抑制核糖核酸还原酶，从而抑制DNA合成和肿瘤生长。医疗上用于抗肿瘤治疗。
CAS号：
性质：氧化腺醛苷二醛。白色疏松粉末。溶于水和稀盐酸。遇碱分解，遇热变黄。能抑制核糖核酸还原酶，从而抑制DNA合成和肿瘤生长。医疗上用于抗肿瘤治疗。
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