Hot melt coatings for paper and paperboard

A process for coating paper comprising applying to the paper a molten 100% solids paper coating composition, the composition comprising 20 to 98% by weight of a polylactide homo- or copolymer containing at least 20 molar percent of the lactide component; 2 to 80% by weight of a polar tackifier havin...

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Bibliographische Detailangaben
Hauptverfasser:	KAUFFMAN, THOMAS F, HATFIELD, STEPHEN F, SHARAK, MATTHEW L
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ADHESIVES BANDAGES, DRESSINGS OR ABSORBENT PADS CHEMICAL PAINT OR INK REMOVERS CHEMISTRY COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS CORRECTING FLUIDS DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF,TUBULAR STRUCTURES OF THE BODY, E.G. STENTS DYES FILLING PASTES FILTERS IMPLANTABLE INTO BLOOD VESSELS FIRST-AID KITS FOMENTATION HUMAN NECESSITIES HYGIENE IMPREGNATING OR COATING OF PAPER INKS MEDICAL OR VETERINARY SCIENCE METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES PAINTS PAPER NOT OTHERWISE PROVIDED FOR PAPER-MAKING PASTES OR SOLIDS FOR COLOURING OR PRINTING POLISHES PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D PRODUCTION OF CELLULOSE PROSTHESES PULP COMPOSITIONS TEXTILES TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G TREATMENT OR PROTECTION OF EYES OR EARS USE OF MATERIALS THEREFOR WOODSTAINS
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Beschreibung
Zusammenfassung:	A process for coating paper comprising applying to the paper a molten 100% solids paper coating composition, the composition comprising 20 to 98% by weight of a polylactide homo- or copolymer containing at least 20 molar percent of the lactide component; 2 to 80% by weight of a polar tackifier having a Ring and Ball softening point (as described by ASTM E-26) greater than about 60 DEG C; 0 to 50% by weight of a plasticizer; 0 to 30% by weight of a wax diluent and 0 to 3% by weight of a stabilizer.