Water-dispersible alkyds and alkyd resins
First Claim
8. IN A PROCESS FOR THE PREPARATION OF A WATERDISPERSIBLE, OIL-MODIFIED ALKYD HAVING AN OIL LENGTH UP TO 85 PERCENT, WHICH COMPRISES CONDENSING AS REACTANTS A MATERIAL SELECTED FROM THE GROUP CONSISTING OF THE PHTHALIC ACIDS AND PHTHALIC ANHYDRIDE AND A GLYCERIDE OIL FATTY ACID PARTIAL ESTER OF A POLYHYDRIC ALCOHOL SELECTED FROM THE GROUP CONSISTING OF GLYCEROL AND PENTAERITHRITOL TO A SUBSTNTIALLY LOQ ACID NUMBER, THE STEPS OF ADMIXING WITH SAID REACTANTS WATER-SOLUBLE ADIPHATIC MONOETHER DERIVATIVE OF POLYETHYLENE GLYCOL OF AVERAGE MOLECULAR WEIGHT ABOVE ABOUT 300, IN AN AMOUNT OF 5 TO 30 PERCENT, BY WEIGHT, BASED ON IT AND ALKYD-FORMING REACTANTS, AND CONDENSING THE RESULTING MIXTURE UNTIL A WATER-DISPERSIBLE PRODUCT IS FORMED.
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Accused Products
28 Citations
8 Claims
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8. IN A PROCESS FOR THE PREPARATION OF A WATERDISPERSIBLE, OIL-MODIFIED ALKYD HAVING AN OIL LENGTH UP TO 85 PERCENT, WHICH COMPRISES CONDENSING AS REACTANTS A MATERIAL SELECTED FROM THE GROUP CONSISTING OF THE PHTHALIC ACIDS AND PHTHALIC ANHYDRIDE AND A GLYCERIDE OIL FATTY ACID PARTIAL ESTER OF A POLYHYDRIC ALCOHOL SELECTED FROM THE GROUP CONSISTING OF GLYCEROL AND PENTAERITHRITOL TO A SUBSTNTIALLY LOQ ACID NUMBER, THE STEPS OF ADMIXING WITH SAID REACTANTS WATER-SOLUBLE ADIPHATIC MONOETHER DERIVATIVE OF POLYETHYLENE GLYCOL OF AVERAGE MOLECULAR WEIGHT ABOVE ABOUT 300, IN AN AMOUNT OF 5 TO 30 PERCENT, BY WEIGHT, BASED ON IT AND ALKYD-FORMING REACTANTS, AND CONDENSING THE RESULTING MIXTURE UNTIL A WATER-DISPERSIBLE PRODUCT IS FORMED.
Specification