Invention Grant
US07989667B2 Processes for the crystallization of 2,2,4,4-tetramethylcyclobutanediol
有权
2,2,4,4-四甲基环丁二烯结晶的方法
- Patent Title: Processes for the crystallization of 2,2,4,4-tetramethylcyclobutanediol
- Patent Title (中): 2,2,4,4-四甲基环丁二烯结晶的方法
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Application No.: US12554009Application Date: 2009-09-04
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Publication No.: US07989667B2Publication Date: 2011-08-02
- Inventor: Ruairi Seosamh O'meadhra
- Applicant: Ruairi Seosamh O'meadhra
- Applicant Address: US TN Kingsport
- Assignee: Eastman Chemical Company
- Current Assignee: Eastman Chemical Company
- Current Assignee Address: US TN Kingsport
- Agent Louis N. Moreno; Bernard J. Graves, Jr.
- Main IPC: C07C29/145
- IPC: C07C29/145
Abstract:
Disclosed is a novel process for the continuous crystallization of a mixture of cis-2,2,4,4-tetramethylcyclobutanediol and trans-2,2,4,4-tetramethylcyclobutanediol dissolved in a solvent.
Public/Granted literature
- US20100063331A1 PROCESSES FOR THE CRYSTALLIZATION OF 2,2,4,4-TETRAMETHYLCYCLOBUTANEDIOL Public/Granted day:2010-03-11
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