AQUEOUS DISPERSIONS OF CATIONIC FILM-FORMING POLYURETHANES
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United States of America Patent
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app pub date -
Aug 19, 2016
filing date -
Apr 23, 2009
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Abstract
Stable aqueous dispersions of film-forming cationic polyurethanes are prepared by extending with water a cationic prepolymer obtained from aliphatic diisocyanates, aliphatic tertiary amines having two hydroxyl groups that react with —NCO groups, linear polyols and methanesulfonic acid.
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International Classification(s)
- A61K:PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOS....
- C08G:MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN B....
- C09D:COATING COMPOSITIONS, e.g. PAINTS, VARNISHES, LACQ....
- D21H:PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED....
- A61Q:USE OF COSMETICS OR SIMILAR TOILET PREPARATIONS
- D06N:WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINO....
- D06M:TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D0....
- 2016 Application Filing Year
- A61K Class
- 19101 Applications Filed
- 13019 Patents Issued To-Date
- 68.16 % Issued To-Date
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- A61K Class
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