发明名称 |
PROCESS FOR PRODUCTION OF POLYETHYLENE TEREPHTHALATE PELLETS |
摘要 |
A process for production of polyethylene terephthalate pellets includes the steps of: production of a melt of polyethylene terephthalate material; production of polyethylene terephthalate pellets from the melt by means of underwater pelletization into a process fluid; removal of the polyethylene terephthalate pellets from the site of underwater pelletization in the process fluid; crystallization of the polyethylene terephthalate pellets in the process fluid, wherein a surface of the polyethylene terephthalate pellets is crystallized and an interior of the polyethylene terephthalate pellets remains amorphous. |
申请公布号 |
US2012309928(A1) |
申请公布日期 |
2012.12.06 |
申请号 |
US201213569966 |
申请日期 |
2012.08.08 |
申请人 |
DEISS STEFAN;GLOECKNER FRANK;MUELLER HORST;AUTOMATIK PLASTICS MACHINERY GMBH |
发明人 |
DEISS STEFAN;GLOECKNER FRANK;MUELLER HORST |
分类号 |
C08G63/88 |
主分类号 |
C08G63/88 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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