The invention discloses a production method of polystyrene is a kind of rapid prototyping, which comprises the following steps: 1) will open the water into reactor, stirring after adding activated calcium phosphate, sodium phosphate, sodium three twelve, the phase transition after styrene was added into the reaction kettle, followed by adding TBPB, DOP, DCP, toluene, xylene, nucleating agent after stirring; 2) to the reaction kettle jacket is filled with steam, slow heating; 3) 55 to 65 DEG BPO; 4) heated to 88 to 92 DEG C after constant temperature granulation; 5) dispersant calcium phosphate, calcium powder; adding pentane, 6) steam into the slow heating up to 95 ~ 98 DEG C temperature; 7) heating up to 115 ~ 118 DEG C isothermal reaction after 3 ~ 3.5 hours; 8) after the reaction, cooled to 45 50 C discharge. The invention makes the particle size of each product more uniform and concentrated by changing the type of raw and auxiliary materials and the proportion of raw and auxiliary materials used in the process, and the product has high passing rate, good elasticity of the foam grains and lower foaming agent dosage during production.
【技术实现步骤摘要】
一种快速成型可发性聚苯乙烯生产方法
本专利技术涉及一种快速成型可发性聚苯乙烯生产方法,应用于聚苯乙烯生产加工
技术介绍
聚苯乙烯泡沫塑料应用于电子电器缓冲包装材料、蔬菜水果包装箱、海上漂浮制品等领域中,市场上生产聚苯乙烯时,常常会出现反应釜内粒子粒径不均匀、不集中的情况,产品合格率较低的情况,造成在生产过程中蒸汽使用量较大,且生产周期较长,一定程度上增加了企业成本,降低了企业的经济效益。
技术实现思路
为解决上述的问题,本专利技术公开了一种快速成型可发性聚苯乙烯生产方法,由下列步骤组成:1)将纯水100~120份加入反应釜中,开启搅拌后加入活性磷酸钙0.05~0.1份、磷酸三钠0.0001~0.0003份、十二烷基苯磺酸钠0.01~0.02份,转相后加入苯乙烯100份至反应釜内,再依次加入TBPB0.03~0.06份、DOP0.01~0.03份、DCP0.005~0.015份、甲苯0.15~0.3份、二甲苯0.2~0.4份、成核剂0.1~0.2份后搅拌均匀;2)向反应釜设备夹套中通入蒸汽,缓慢升温;3)55至65℃时加入BPO0.4~0.6份;4)升温至88 ...
【技术保护点】
一种快速成型可发性聚苯乙烯生产方法,其特征在于,包含以下步骤:1)将纯水100~120份加入反应釜中,开启搅拌后加入活性磷酸钙0.05~0.1份、磷酸三钠0.0001~0.0003份、十二烷基苯磺酸钠0.01~0.02份,转相后加入苯乙烯100份至反应釜内,再依次加入TBPB0.03~0.06份、DOP0.01~0.03份、DCP0.005~0.015份、甲苯0.15~0.3份、二甲苯0.2~0.4份、成核剂0.1~0.2份后搅拌均匀;2)向反应釜设备夹套中通入蒸汽,缓慢升温;3)55至65℃时加入BPO0.4~0.6份;4)升温至88 至92℃后,恒温造粒,此过程时间4 ...
【技术特征摘要】
1.一种快速成型可发性聚苯乙烯生产方法,其特征在于,包含以下步骤:1)将纯水100~120份加入反应釜中,开启搅拌后加入活性磷酸钙0.05~0.1份、磷酸三钠0.0001~0.0003份、十二烷基苯磺酸钠0.01~0.02份,转相后加入苯乙烯100份至反应釜内,再依次加入TBPB0.03~0.06份、DOP0.01~0.03份、DCP0.005~0.015份、甲苯0.15~0.3份、二甲苯0.2~0.4份、成核剂0.1~0.2份后搅拌均匀;2)向反应釜设备夹套中通入蒸汽,缓慢升温;3)55至65℃时加入BPO0.4~0.6份;4)升温至88至92℃后,恒温造粒,此过程时间4~6小时;5)加入分散剂磷酸钙0.1~0.15份、灰钙粉0.1~0.2份;6)加入戊烷5~6份,通入蒸汽缓慢...
【专利技术属性】
技术研发人员:刘以荣,
申请(专利权)人:安徽裕河新材料有限公司,
类型:发明
国别省市:安徽,34
还没有人留言评论。发表了对其他浏览者有用的留言会获得科技券。