PAPER COATING COMPOSITIONS
First Claim
1. AN AQUEOUS PAPER COATING COMPOSITION CONTAINING, FOR EVERY 100 PARTS BY WEIGHT OF FINELY DIVIDED PIGMENT, FROM 2 TO 25 PARTS BY WEIGHT OF A SYNTHETIC BINDER COMPRISING POLYMERS OF MONOVINYL AROMATIC MONOMERS AND ACRYLATES OF C1-12 NON-TERTIARY ALKANOLS AND/OR METHACRYLATES OF 4-12 ALKANOLS, WHEREIN THE BINDER CONSISTS OF (A) A MIXTURE OF (A) AN EMULSION POLYMER OF FROM 65 TO 100% BY WEIGHT OF A MIXTURE OF MONOVINYL AROMATIC MONOMERS AND FROM 0 TO 20% BY WEIGHT OF SAID MONOMERS OF ACRYLONITRILE, FROM 0 TO 35% OF ACRYLATES AND/OR METHACRYLATES AND FROM 0 TO 10% BY WEIGHT OF OLEFINICALLY UNSATURATED MONOMERS CONTAINING REACTIVE GROUPS SELECTED FROM THE GROUP CONSISTING OF MONOETHYLENICALLY UNSATURATED CARBOXYLIC ACIDS CONTAINING 3 TO 5 CARBON ATOMS, THEIR MONO- AND DI-N-ALKYLAMIDES, N-METHYLOLAMIDES, ETHERIFIED N-METHYLOLAMIDES, MALEIC HALF ESTERS AND ITACONIC HALF ESTERS, AND (B) AN EMULSION POLYMER OF FROM 80 TO 100% BY WEIGHT OF ACRYLATES AND/OR METHACRYLATES, FROM 0 TO 20% BY WEIGHT OF MONOVINYL AROMATIC MONOMERS AND/OR ACRYLONITRILE AND FROM 0 TO 10% BY WEIGHT OF OLEFINICALLY UNSATURATED MONOMERS CONTAINING REACTIVE GROUPS SELECTED FROM THE GROUP CONSISTING OF MONOETHYLENICALLY UNSATURATED CARBOXYLIC ACIDS CONTAINING 3 TO 5 CARBON ATOMS, THEIR MONO- AND DI N-ALKYLAMIDES, NMETHYLOLAMIDES, EHTERIFIED N-METHYLOLAMIDES, MALEIC HALF ESTERS AND ITACONIC HALF ESTERS, AND/OR (B) A POLYMER (C) WHICH HAS BEEN PREPARED IN TWO STAGES AND WHEREIN MONOMERS OF POLYMER (B) OR (A) HAVE BEEN EMULSION POLYMERIZED IN AN AQUEOUS DISPERSION OF A POLYMER 8A) OR 8B9 RESPECTIVELY IN THE SAME QUANTITIES AT THOSE USED IN THE MANUFACTURE OF SAID POLYMERS (B) OR (A), THE PROPORTIONS OF POLYMER (A) AND POLYMER (B) AND THE PROPORTIONS OF THE FIRST AND SECOND STAGES OF POLYMER (C) BEING SUCH THAT THE TOTAL QUANTITIES OF MONOMERS USED ARE EQUAL TO THE AMOUNTS OF SAID MONOMERS CONTAINED IN A CONVENTIONALLY PREPARED RANDON COPOLYMER HAVING A GLASS TEMPERATURE OF FROM -20* TO + 30*C.
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Abstract
1. AN AQUEOUS PAPER COATING COMPOSITION CONTAINING, FOR EVERY 100 PARTS BY WEIGHT OF FINELY DIVIDED PIGMENT, FROM 2 TO 25 PARTS BY WEIGHT OF A SYNTHETIC BINDER COMPRISING POLYMERS OF MONOVINYL AROMATIC MONOMERS AND ACRYLATES OF C1-12 NON-TERTIARY ALKANOLS AND/OR METHACRYLATES OF 4-12 ALKANOLS, WHEREIN THE BINDER CONSISTS OF (A) A MIXTURE OF (A) AN EMULSION POLYMER OF FROM 65 TO 100% BY WEIGHT OF A MIXTURE OF MONOVINYL AROMATIC MONOMERS AND FROM 0 TO 20% BY WEIGHT OF SAID MONOMERS OF ACRYLONITRILE, FROM 0 TO 35% OF ACRYLATES AND/OR METHACRYLATES AND FROM 0 TO 10% BY WEIGHT OF OLEFINICALLY UNSATURATED MONOMERS CONTAINING REACTIVE GROUPS SELECTED FROM THE GROUP CONSISTING OF MONOETHYLENICALLY UNSATURATED CARBOXYLIC ACIDS CONTAINING 3 TO 5 CARBON ATOMS, THEIR MONO- AND DI-N-ALKYLAMIDES, N-METHYLOLAMIDES, ETHERIFIED N-METHYLOLAMIDES, MALEIC HALF ESTERS AND ITACONIC HALF ESTERS, AND (B) AN EMULSION POLYMER OF FROM 80 TO 100% BY WEIGHT OF ACRYLATES AND/OR METHACRYLATES, FROM 0 TO 20% BY WEIGHT OF MONOVINYL AROMATIC MONOMERS AND/OR ACRYLONITRILE AND FROM 0 TO 10% BY WEIGHT OF OLEFINICALLY UNSATURATED MONOMERS CONTAINING REACTIVE GROUPS SELECTED FROM THE GROUP CONSISTING OF MONOETHYLENICALLY UNSATURATED CARBOXYLIC ACIDS CONTAINING 3 TO 5 CARBON ATOMS, THEIR MONO- AND DI N-ALKYLAMIDES, NMETHYLOLAMIDES, EHTERIFIED N-METHYLOLAMIDES, MALEIC HALF ESTERS AND ITACONIC HALF ESTERS, AND/OR (B) A POLYMER (C) WHICH HAS BEEN PREPARED IN TWO STAGES AND WHEREIN MONOMERS OF POLYMER (B) OR (A) HAVE BEEN EMULSION POLYMERIZED IN AN AQUEOUS DISPERSION OF A POLYMER 8A) OR 8B9 RESPECTIVELY IN THE SAME QUANTITIES AT THOSE USED IN THE MANUFACTURE OF SAID POLYMERS (B) OR (A), THE PROPORTIONS OF POLYMER (A) AND POLYMER (B) AND THE PROPORTIONS OF THE FIRST AND SECOND STAGES OF POLYMER (C) BEING SUCH THAT THE TOTAL QUANTITIES OF MONOMERS USED ARE EQUAL TO THE AMOUNTS OF SAID MONOMERS CONTAINED IN A CONVENTIONALLY PREPARED RANDON COPOLYMER HAVING A GLASS TEMPERATURE OF FROM -20* TO + 30*C.
6 Citations
1 Claim
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1. AN AQUEOUS PAPER COATING COMPOSITION CONTAINING, FOR EVERY 100 PARTS BY WEIGHT OF FINELY DIVIDED PIGMENT, FROM 2 TO 25 PARTS BY WEIGHT OF A SYNTHETIC BINDER COMPRISING POLYMERS OF MONOVINYL AROMATIC MONOMERS AND ACRYLATES OF C1-12 NON-TERTIARY ALKANOLS AND/OR METHACRYLATES OF 4-12 ALKANOLS, WHEREIN THE BINDER CONSISTS OF (A) A MIXTURE OF (A) AN EMULSION POLYMER OF FROM 65 TO 100% BY WEIGHT OF A MIXTURE OF MONOVINYL AROMATIC MONOMERS AND FROM 0 TO 20% BY WEIGHT OF SAID MONOMERS OF ACRYLONITRILE, FROM 0 TO 35% OF ACRYLATES AND/OR METHACRYLATES AND FROM 0 TO 10% BY WEIGHT OF OLEFINICALLY UNSATURATED MONOMERS CONTAINING REACTIVE GROUPS SELECTED FROM THE GROUP CONSISTING OF MONOETHYLENICALLY UNSATURATED CARBOXYLIC ACIDS CONTAINING 3 TO 5 CARBON ATOMS, THEIR MONO- AND DI-N-ALKYLAMIDES, N-METHYLOLAMIDES, ETHERIFIED N-METHYLOLAMIDES, MALEIC HALF ESTERS AND ITACONIC HALF ESTERS, AND (B) AN EMULSION POLYMER OF FROM 80 TO 100% BY WEIGHT OF ACRYLATES AND/OR METHACRYLATES, FROM 0 TO 20% BY WEIGHT OF MONOVINYL AROMATIC MONOMERS AND/OR ACRYLONITRILE AND FROM 0 TO 10% BY WEIGHT OF OLEFINICALLY UNSATURATED MONOMERS CONTAINING REACTIVE GROUPS SELECTED FROM THE GROUP CONSISTING OF MONOETHYLENICALLY UNSATURATED CARBOXYLIC ACIDS CONTAINING 3 TO 5 CARBON ATOMS, THEIR MONO- AND DI N-ALKYLAMIDES, NMETHYLOLAMIDES, EHTERIFIED N-METHYLOLAMIDES, MALEIC HALF ESTERS AND ITACONIC HALF ESTERS, AND/OR (B) A POLYMER (C) WHICH HAS BEEN PREPARED IN TWO STAGES AND WHEREIN MONOMERS OF POLYMER (B) OR (A) HAVE BEEN EMULSION POLYMERIZED IN AN AQUEOUS DISPERSION OF A POLYMER 8A) OR 8B9 RESPECTIVELY IN THE SAME QUANTITIES AT THOSE USED IN THE MANUFACTURE OF SAID POLYMERS (B) OR (A), THE PROPORTIONS OF POLYMER (A) AND POLYMER (B) AND THE PROPORTIONS OF THE FIRST AND SECOND STAGES OF POLYMER (C) BEING SUCH THAT THE TOTAL QUANTITIES OF MONOMERS USED ARE EQUAL TO THE AMOUNTS OF SAID MONOMERS CONTAINED IN A CONVENTIONALLY PREPARED RANDON COPOLYMER HAVING A GLASS TEMPERATURE OF FROM -20* TO + 30*C.
Specification
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Application NumberUS05/291,660Time in Patent Office778 DaysField of SearchUS Class Current524/555CPC Class CodesC08L 25/04 Homopolymers or copolymers ...C08L 25/12 with unsaturated nitrilesC08L 2666/04 Macromolecular compounds ac...C08L 33/06 of esters containing only c...D21H 19/58 Polymers or oligomers of di...
