Invention Application
- Patent Title: FAST DISSOLVING HYDROXYALKYL GUAR DERIVATIVES
- Patent Title (中): 快速溶解羟基喹啉衍生物
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Application No.: PCT/EP2005/053714Application Date: 2005-07-29
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Publication No.: WO2006013190A1Publication Date: 2006-02-09
- Inventor: PFEIFFER, Ugo , GATTO, Moreno , TENCONI, Mauro , VIGANO', Laura , BALESTRINI, Andrea , LI BASSI, Giuseppe
- Applicant: LAMBERTI SPA , PFEIFFER, Ugo , GATTO, Moreno , TENCONI, Mauro , VIGANO', Laura , BALESTRINI, Andrea , LI BASSI, Giuseppe
- Applicant Address: Via Piave 18, I-21041 Albizzate (VA) IT
- Assignee: LAMBERTI SPA,PFEIFFER, Ugo,GATTO, Moreno,TENCONI, Mauro,VIGANO', Laura,BALESTRINI, Andrea,LI BASSI, Giuseppe
- Current Assignee: LAMBERTI SPA,PFEIFFER, Ugo,GATTO, Moreno,TENCONI, Mauro,VIGANO', Laura,BALESTRINI, Andrea,LI BASSI, Giuseppe
- Current Assignee Address: Via Piave 18, I-21041 Albizzate (VA) IT
- Priority: ITVA 20040805
- Main IPC: C08B37/00
- IPC: C08B37/00
Abstract:
The present invention relates to hydrophobically modified hydroxyalkyl guar derivatives which dissolve rapidly in water, having a hydroxyalkyl molar substitution between 0.2 and 2.5 and containing hydrophobic groups comprising C10-C32 alkyl chains, to the procedure for their preparation and to their use in the formulation of well fluids.
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