Invention Grant
- Patent Title: Process for the continuous production of a composition comprising rubber, hydrocarbon resin and solvent
- Patent Title (中): 用于连续生产包含橡胶,烃树脂和溶剂的组合物的方法
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Application No.: US10574481Application Date: 2004-09-29
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Publication No.: US07641832B2Publication Date: 2010-01-05
- Inventor: Gianfranco Maris
- Applicant: Gianfranco Maris
- Applicant Address: IT Turin
- Assignee: F.LLI MARIS S.p.A.
- Current Assignee: F.LLI MARIS S.p.A.
- Current Assignee Address: IT Turin
- Agency: Sughrue Mion, PLLC
- Priority: ITTO2003A0764 20031001
- International Application: PCT/EP2004/010874 WO 20040929
- International Announcement: WO2005/030457 WO 20050407
- Main IPC: B29C47/38
- IPC: B29C47/38 ; B29C47/40 ; B29C47/50 ; B29C47/60

Abstract:
The process for the continuous production of a composition comprising rubber (20), a hydrocarbon resin (22) and a solvent (26) provides for the use of at least two two-screw extruders (10a, 10b) placed in series. These extruders may be of the contrarotating type or, preferably, co-rotating.
Public/Granted literature
- US20080023876A1 Process For The Continuous Production Of A Composition Comprising Rubber, Hydrocarbon Resin And Solvent Public/Granted day:2008-01-31
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