Claims
- 1. An improved high solids solution phenolic composition comprising a mixture of:
- (a) from 25.0 to 75.0% by weight of resin esters of rosin-phenol condensates, and
- (b) from 25.0 to 75.0% by weight of a solvent selected from the group consisting of aliphatic hydrocarbons, aromatic hydrocarbons, and combinations thereof; wherein the improvement comprises the addition to the mixture of from 0.2-4.0% by weight of said resin esters of a member selected from the group consisting of polyalkanolamines, polyether alcohols, and combinations thereof; wherein said polyalkanolamines contain:
- (1) from 1 to 5 amine groups,
- (2) from 2 to 7 hydroxyl groups, and
- (3) where each hydroxyl oxygen atom is separated
- from an amine nitrogen by 2 carbon atoms; and wherein said polyether alcohols are represented by the chemical structure: ##STR4## where R.sup.1 is hydrogen or C.sub.1 -C.sub.18 alkyl; R.sup.2 is hydrogen, CH.sub.3, or --CH.sub.2 CH.sub.3 ;
- R.sup.3 is hydrogen or C.sub.1 -C.sub.4 alkyl; and
- x is 2 to 10.
- 2. The improved composition of claim 1 comprising a mixture of:
- (a) from 35.0 to 55.0% by weight of resin esters of rosin-phenol condensates, and
- (b) from 45.0 to 65.0% by weight of a solvent selected from the group consisting of aliphatic hydrocarbons, aromatic hydrocarbons, and combinations thereof; wherein the improvement comprises the addition to the mixture of from 0.2-4.0% by weight of said resin esters of a member selected from the group consisting of polyalkanolamines, polyether alcohols, and combinations thereof; wherein said polyalkanolamines contain:
- (1) from 1 to 5 amine groups,
- (2) from 2 to 7 hydroxyl groups, and
- (3) where each hydroxyl oxygen atom is separated from an amine nitrogen by 2 carbon atoms;
- and wherein said polyether alcohols are represented by the chemical structure: ##STR5## where R.sup.1 is hydrogen or C.sub.1 -C.sub.18 alkyl; R.sup.2 is hydrogen, CH.sub.3, or --CH.sub.2 CH.sub.3 ;
- R.sup.3 is hydrogen or C.sub.1 -C.sub.4 alkyl; and
- x is 2 to 10.
- 3. The improved composition of claim 1 comprising a mixture of:
- (a) from 25.0 to 75.0% by weight of resin esters of rosin-phenol condensates, and
- (b) from 25.0 to 75.0% by weight of a solvent selected from the group consisting of aliphatic hydrocarbons, aromatic hydrocarbons, and combinations thereof; wherein the improvement comprises the addition to the mixture of from 0.5-2.0% by weight of said resin esters of a member selected from the group consisting of polyalkanolamines, polyether alcohols, and combinations thereof; wherein said polyalkanolamines contain:
- (1) from 1 to 5 amine groups,
- (2) from 2 to 7 hydroxyl groups, and
- (3) where each hydroxyl oxygen atom is separated from an amine nitrogen by 2 carbon atoms;
- and wherein said polyether alcohols are represented by the chemical structure: ##STR6## where R.sup.1 is hydrogen or C.sub.1 -C.sub.18 alkyl; R.sup.2 is hydrogen, CH.sub.3, or --CH.sub.2 CH.sub.3 ;
- R.sup.3 is hydrogen or C.sub.1 -C.sub.4 alkyl; and
- x is 2 to 10.
- 4. The improved composition of claim 1 wherein said polyalkanolamines are represented by the chemical structure: ##STR7## where R.sup.1 is hydrogen, C.sub.1 -C.sub.18 alkyl, or --R.sup.2 --OH; each R.sup.2 is independently ##STR8## R.sup.3 is C.sub.2 -C.sub.6 alkylene or cycloalkylene; and x is 0 to 3.
- 5. The improved composition of claim 1 wherein said polyalkanolamine is a member selected from the group consisting of:
- triethanolamine,
- N-ethyldiethanolamine,
- N,N,N',N'-tetrakis(hydroxypropyl)ethylenediamine,
- N-methyldiethanolamine,
- N-butyldiethanolamine,
- triisopropanolamine,
- N,N,N',N'-tetrakis(hydroxyethyl)-1,4-cyclohexanediamine,
- N,N,N',N',N"-pentakis(hydroxypropyl)diethylenetriamine,
- N,N,N',N'-tetrakis(hydroxyethyl)hexamethylenediamine, and combinations thereof.
- 6. The improved composition of claim 1 wherein said polyether alcohol is a member selected from the group consisting of:
- diethylene glycol,
- triethylene glycol,
- diethylene glycol monomethyl ether,
- diethylene glycol dimethyl ether,
- diethylene glycol diethyl ether,
- dipropylene glycol,
- dipropylene glycol monoethyl ether,
- diethylene glycol monobutyl ether,
- tripropylene glycol,
- tetraethylene glycol,
- poly(ethylene glycol) 200,
- poly(ethylene glycol) 400, and combinations thereof.
- 7. A gravure printing ink composition comprising pigment and the improved composition of claim 1.
FIELD OF INVENTION
This application is a continuation-in-part of our commonly assigned, co-pending U.S. patent application Ser. No. 08/080,728 filed Jun. 28, 1993, now abandoned, entitled "Viscosity-Stable High Solids Rosin-Phenolic Resin Solutions." The invention relates to novel solution phenolics and the process for preparing them. In particular, the invention relates to viscosity-stable high solids solutions of esters of rosin-phenol condensates having properties which make them useful in formulating vehicles for gravure printing inks.
US Referenced Citations (5)
Foreign Referenced Citations (1)
Number |
Date |
Country |
0136911 |
Oct 1979 |
JPX |
Continuation in Parts (1)
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Number |
Date |
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Parent |
80728 |
Jun 1993 |
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