Process for the preparation of coated polymer particles
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United States of America Patent
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Oct 18, 2011
Grant Date -
May 3, 2007
app pub date -
Nov 27, 2006
filing date -
Jul 17, 2003
priority date (Note) -
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Abstract
A process for the preparation of coated polymer particles containing superparamagnetic crystals, said process comprising reacting porous, surface-functionalized, superparamagnetic crystal-containing polymer particles of diameter 0.5 to 1.8 μm with at least one polyisocyanate and at least one diol or at least one epoxide.
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International Classification(s)
- A61K:PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOS....
- B05D:PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MAT....
- C08G:MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN B....
- C12N:MICRO-ORGANISMS OR ENZYMES; COMPOSITIONS THEREOF
- A61B:DIAGNOSIS; SURGERY; IDENTIFICATION
- C08L:COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- B32B:LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA....
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