Claims
- 1. A .[.paper product bearing printing ink indicia protected by an overprint aqueous varnish having a.]. formulation .[.enhancing additive.]. .Iadd.capable of imparting improved slip properties when added to either a water-based ink or a paper protecting varnish composition, said formulation .Iaddend.comprising a mixture of
- a. a finely divided unoxidized polyethylene having a molecular weight of about .[.700.]. .Iadd.300 .Iaddend.to about 3,000;
- b. a finely divided oxidized polyethylene having a molecular weight of about .[.700.]. .Iadd.300 .Iaddend.to about 3,000; and wherein components a and b comprise 1-6% of the .[.mixture and;.]. .Iadd.mixture; and .Iaddend.
- c. 2-40% .Iadd.of .Iaddend.an oxyalkylated essentially linear alcohol represented by the formula
- .[.CH.sub.3 (CH.sub.2).sub.x O--(CH.sub.2 CH.sub.2 O).sub.n H.].
- .Iadd.CH.sub.3 (CH.sub.2 CH.sub.2).sub.x CH.sub.2 O--(CH.sub.2 CH.sub.2 O).sub.n H.Iaddend.
- wherein x is about 8 to about 75 and n is about 2 to about 65 and balance water.
- 2. The .[.product.]. .Iadd.formulation .Iaddend.of claim 1 wherein x is about 19 to about 44.
- 3. The .[.product.]. .Iadd.formulation .Iaddend.of claim 1 wherein n is about 4 to about 50.
- 4. The .[.product.]. .Iadd.formulation .Iaddend.of claim 2 wherein n is about 4 to about 50. .[.5. The product of claim 1 wherein the hydrocarbon
- is a mixture of unoxidized polyethylene and oxidized polyethylene..]. 6. The .[.product.]. .Iadd.formulation .Iaddend.of claim .[.7.]. .Iadd.1 .Iaddend.wherein the oxidized polyethylene mixture comprises about 55-95%
- by weight of the polyethylene mixture. 7. A method of coating a paper product comprising the steps of forming an aqueous mixture of
- a. a finely divided unoxidized polyethylene having a molecular weight of about .[.700.]. .Iadd.300 .Iaddend.to about 3,000;
- b. a finely divided oxidized polyethylene having a molecular weight of about .[.700.]. .Iadd.300 .Iaddend.to about 3,000; and wherein components a and b comprise 1-60% of the mixture and,
- c. 2-40% of an oxyalkylated essentially linear alcohol represented by the formula
- .[.CH.sub.3 (CH.sub.2).sub.x O--(CH.sub.2 CH.sub.2 O).sub.n H.].
- .Iadd.CH.sub.3 (CH.sub.2 CH.sub.2).sub.x CH.sub.2 O--(CH.sub.2 CH.sub.2 O).sub.n H .Iaddend.
- wherein x is about 8 to about 70 and n is about 2 to about 65 and balance water; adding the thus-formed aqueous mixture to an overprint aqueous varnish; mixing the aqueous mixture and varnish; and applying the
- resulting mixture to a paper product bearing printing ink indicia. 8. The .[.product.]. .Iadd.method .Iaddend.of claim 7 wherein x is about 19 to
- about 44. 9. The .[.product.]. .Iadd.method .Iaddend.of claim 7 wherein n
- is about 4 to about 50. 10. The .[.product.]. .Iadd.method .Iaddend.of claim 8 wherein n is about 4 to about 50. .[.11. The product of claim 7 wherein the hydrocarbon is a mixture of unoxidized polyethylene and
- oxidized polyethylene..]. 12. The .[.product.]. .Iadd.method .Iaddend.of claim 7 wherein the oxidized polyethylene mixture comprises about 55-95% by weight of the polyethylene mixture. .Iadd.13. An aqueous varnish comprising the formulation of claim 1. .Iaddend. .Iadd.14. An aqueous
- varnish comprising the formulation of claim 6. .Iaddend. .Iadd.15. The formulation of claim 6 wherein the oxyalkylated essentially linear alcohol is of the formula
- CH.sub.3 (CH.sub.2 CH.sub.2).sub.x CH.sub.2 O--(CH.sub.2 CH.sub.2 O).sub.n H
- wherein x is between from about 19 to about 44. .Iaddend. .Iadd.16. An aqueous varnish comprising the formulation of claim 15. .Iaddend.
REFERENCE TO RELATED APPLICATIONS
The present application which is a divisional application of Ser. No. 07/422,890, filed Nov. 28, 1989.Iadd., now U.S. Pat. No. 5,008,114 .Iaddend.is a continuation-in-part application of co-pending U.S. patent application Ser. No. 267,064, filed Nov. 04, 1988.Iadd., now U.S. Pat. No. 4,908,063.Iaddend..
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Divisions (1)
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Number |
Date |
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Parent |
422890 |
Nov 1989 |
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Continuation in Parts (1)
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Date |
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267064 |
Nov 1988 |
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Reissues (1)
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Date |
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Parent |
616475 |
Nov 1990 |
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