供應(yīng)丙烯酸
丙烯酸                  規(guī)格:  ≥99.9%    產(chǎn)地:  韓國(guó)              包裝:  200kg/桶          價(jià)格:  10000元/噸  

丙烯酸

Acrylic  acid

CAS號(hào)：79-10-7    MDL號(hào)：MFCD00004367    

分子量：72.06    EINECS號(hào)：  201-177-9    

分子式：C3H4O2    分子結(jié)構(gòu):

別名：2-丙烯酸;敗酯酸;聚合級(jí)丙烯酸  

英文名稱：Acrylic  acid  

化學(xué)性質(zhì)：無色液體，有刺激性氣味。  能溶于水、乙醇和醚。對(duì)光敏感。能發(fā)煙。在氧存在下極易聚合。能與水、醚、乙醇任意混溶?；瘜W(xué)性質(zhì)活潑。易聚合。有腐蝕性。商品常加入一定量阻聚劑作穩(wěn)定劑。熔點(diǎn)：14℃  

沸點(diǎn)：141℃  

相對(duì)密度（H2O）=1）：  1.05  

相對(duì)密度（air=1）：  2.49  

飽和蒸汽壓：  3mmHg    

20℃  燃燒熱：（4.540Kcal/g）  1370KJ/mol  

臨界溫度：  342℃  

臨界壓力：  （56atm）  5.67Mpa  

溶解性：與水混溶可混溶于乙醇、乙醚中。  

穩(wěn)定性：在15~25℃有阻聚劑存在的條件下較穩(wěn)定  

聚合危害：隨著貯存期的增加，自聚物增加  

避免接觸條件：光照、受熱  禁忌物：強(qiáng)氧化劑、強(qiáng)堿  燃燒（分解）產(chǎn)物：一氧化碳、二氧化碳  

  

質(zhì)量標(biāo)準(zhǔn)

GCS    /    AR  

項(xiàng)目                                                                                                              優(yōu)級(jí)純      

                                                                                                                              (GR)  

純度Purity                                                                                            ≥99.5%  (GC)  

結(jié)晶點(diǎn)Freezing  point                                                          12.5  -  13.5°C

比重Specific  gravity  (20/20°C)                            1.0500  -  1.0540

折光率Refractive  index  n20/D                              1.4192  -  1.4212  

色度Color  scale                                                                          <20  APHA  

水分Water                                                                                          <0.1  %  (K.F.)  

二丙烯酸diacrylic  acid:                                                    <  0.2%  

穩(wěn)定劑Stabilizer                                                                        180  -  220  ppm  MEHQ  

外觀Appearance                                                                        透明液體

紅外光譜鑒別Infrared  spectrometry              和對(duì)照品匹配  

  

項(xiàng)目                                                                                                              分析純      

                                                                                                                                (GR)  

純度Purity                                                                                            ≥99%  (GC)  

比重Specific  gravity  (20/20°C)                            1.0510  -  1.0550

折光率Refractive  index  n20/D                              1.4190  -  1.4210

穩(wěn)定劑Stabilizer                                                                          180  -  220  ppm  MEHQ    

外觀Appearance                                                                        透明液體

紅外光譜鑒別Infrared  spectrometry              和對(duì)照品匹配  

  

項(xiàng)目                                                                                                              化學(xué)純      

                                                                                                                                (CP)  

純度Purity                                                                                            ≥98.0%  

結(jié)晶點(diǎn)Freeging  point                                                            ≥8.0℃

比重Specific  gravity  (20/20°C)                              1.049～1.055      

灼燒殘?jiān)黂esidue  ignition                                                ≤0.01%    

備注：該產(chǎn)品在貯存期間有可能發(fā)生聚合

  

用途：通過均聚或共聚制備高聚物，用于涂料、粘合劑、固體樹脂、模塑料等  

危險(xiǎn)性質(zhì)

儲(chǔ)存方式：儲(chǔ)存于陰涼、通風(fēng)的庫房。遠(yuǎn)離火種、熱源。庫溫不宜超過５℃（裝于受壓容器中例外）。庫內(nèi)濕度最好不大于85％。包裝要求密封，不可與空氣接觸。應(yīng)與氧化劑、堿類分開存放，切忌混儲(chǔ)。不宜大量?jī)?chǔ)存或久存。采用防爆型照明、通風(fēng)設(shè)施。禁止使用易產(chǎn)生火花的機(jī)械設(shè)備和工具。  

注：該產(chǎn)品在貯存期間有可能發(fā)生聚合