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復(fù)仇的匹諾曹木蟲 (正式寫手)
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[求助]
丙烯酸酯的熱引發(fā)本體聚合-無(wú)法有效成型問(wèn)題 已有1人參與
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![]() 按照文獻(xiàn)所述的方法采用丙烯酸丁酯為單體,引發(fā)劑AIBN,引發(fā)劑用量0.5-2%,充分溶解 將混合溶液注入自制的玻璃模具中密封,在溫度60-70 ℃下反應(yīng),并不能發(fā)生完全聚合,得不到文獻(xiàn)所述的塊體聚合物 請(qǐng)問(wèn)是什么原因 ![]() ![]() Ref. A Mechanically Robust, Self-Healing, and Adhesive Biomimetic Camouflage Ionic Conductor for Aquatic Environments “PILEs were synthesized through the polymerization of [ATAC][TFSI] and BA. Taking PILE-1 as an example, 1.752 g of [ATAC][TFSI] (equivalent to 4.0 mmol), 1.536 g of BA (equivalent to 12.0 mmol), and 0.033 g of thermal initiator AIBN were mixed and stirred. Subsequently, the mixed solution was injected into a glass mold and polymerized at 60 °C for 20 h to produce the PILE.” |
金蟲 (正式寫手)
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一般溶液聚合時(shí)70-80度是比較合適的。本體聚合按理應(yīng)該低一點(diǎn)。可以測(cè)一下表面和內(nèi)部的溫度 發(fā)自小木蟲Android客戶端 |

金蟲 (正式寫手)

木蟲 (正式寫手)
銀蟲 (小有名氣)

金蟲 (正式寫手)
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確定內(nèi)部溫度在60-70度?可以適當(dāng)升個(gè)10度再看看。內(nèi)部有一點(diǎn)點(diǎn)塊狀凝膠說(shuō)明還是發(fā)生聚合了。 |

木蟲 (正式寫手)
木蟲 (正式寫手)
木蟲 (著名寫手)

木蟲 (初入文壇)
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