Water repellent composition for cellulose containing materials and method for producing same

A water based water repellent composition for rendering cellulose containing materials water repellent, the water based water repellent composition consisting essentially of:

• water;
• from about 2.5 to about 20 percent by volume of a water repellent compound compatible with the cellulose containing materials;
• from about 0.1 to about 1 percent by volume of a surfactant compatible with the water repellent compound and capable of enhancing the wetting properties of the water repellent compound wherein the water repellent compound comprises a mixture containing from about 1.3 to about 9 percent by volume of a perfluoro alcohol/alkyl condensate, from about 0.6 to about 5.5 percent by volume of an anionic silicone, and from about 0.6 to about 5.5 percent by volume of an amino-functional siloxane represented by the general formula ##STR20## wherein Si is silicon;
• O is oxygen;
• n is a positive integer;
• and A is selected from the group consisting essentially of H, R or X;
• H is a hydrogen atom;
• R is selected from the group consisting essentially of an alkyl group containing from about 1 to about 30 carbon atoms, an alkenyl group, an aryl group, a cycloalkyl group, a cycloalkenyl group, an arylalkyl group, an arylalkenyl group, or any substituted group thereof, wherein the cyclo substituent contains from about 4 to about 8 carbon atoms, the alkyl substituent contains up to about 8 carbon atoms and the alkenyl substituent contains up to about 8 carbon atoms;
• X is selected from a group consisting of a halogen, hydroxyl group, OR group wherein O is oxygen, a carboxylic group, or RNR or RNH wherein N is nitrogen;
• and
• with the proviso that at least one A is X, and at least one A is R.

A method for producing a water based water repellent composition compatible with wood, paper and cellulose containing materials and capable of enhancing the water repellent properties of the wood, paper and cellulose containing materials, the method comprising:

• admixing water, a water repellent compound compatible with the wood, paper and cellulose containing materials and a surfactant compatible with the water repellent compound and capable of enhancing the wetting properties of the water repellent compound to form a water based water repellent composition consisting essentially of from about 2.5 to about 20 percent by volume of the water repellent compound and from about 0.1 to about 1 percent by volume of the surfactant wherein the water repellent compound comprises a mixture of a fluoropolymer capable of providing a beading effect when water is applied to wood, paper and cellulose containing materials treated with the water repellent composition, an anionic silicone possessing organo-functional characteristics which enhances bonding of the water repellent composition to the wood, paper and cellulose containing materials, and an amino-functional siloxane possessing water repellent properties wherein the aminofunctional siloxane is represented by the general formula:
• ##STR22## wherein Si is silicon;
• O is oxygen;
• n is a positive integer;
• and A is selected from the group consisting essentially of H, R or X;
• H is a hydrogen atom;
• R is selected from the group consisting essentially of an alkyl group containing from about 1 to about 30 carbon atoms, an alkenyl group, an aryl group, a cycloalkyl group, a cycloalkenyl group, an arylalkyl group, an arylalkenyl group, or any substituted group thereof, wherein the cyclo substituent contains from
• about 4 to about 8 carbon atoms, the alkyl substituent contains up to about 8 carbon atoms and the alkenyl substituent contains up to about 8 carbon atoms;
• x is selected from a group consisting of a halogen, hydroxyl group, OR group wherein O is oxygen, a carboxylic group, or RNR or RNH wherein N is nitrogen;
• and
• with the proviso that at least one A is X, and at least one A is R.

A method for producing a water based water repellent composition compatible with wood, paper and cellulose containing materials and capable of enhancing the water repellent properties of the wood, paper and cellulose containing materials, the method comprising:

• admixing water, a water repellent compound compatible with the wood, paper or cellulose containing materials and a surfactant compatible with the water repellent compound and capable of enhancing the wetting properties of the water repellent compound to form a water based water repellent composition consisting essentially of from about 2.5 to about 20 percent by volume of the water retardant compound and from about 0.1 to about 1 percent by volume of the surfactant wherein the water repellent compound comprises from about 1.3 to about 9 percent by volume of a perfluoro alcohol/alkyl condensate, from about 0.6 to about 5.5 percent by volume of an anionic silicone, and from about from about 0.6 to about 5.5 percent by volume of an amino-functional siloxane represented by the general formula:
• ##STR25## wherein Si is silicon;
• O is oxygen;
• n is a positive integer;
• and A is selected from the group consisting essentially of H, R or X wherein
• H is a hydrogen atom;
• R is selected from the group consisting essentially of an alkyl group containing from about 1 to about 30 carbon atoms, an alkenyl group, an aryl group, a cycloalkyl group, a cycloalkenyl group, an arylalkyl group, an arylalkenyl group, or any substituted group thereof, wherein the cyclo substituent contains from about 4 to about 8 carbon atoms, the alkyl substituent contains up to about 8 carbon atoms and the alkenyl substituent contains up to about 8 carbon atoms;
• X is selected from a group consisting of a halogen, hydroxyl group, OR group wherein O is oxygen, a carboxylic group, or RNR or RNH wherein N is nitrogen;
• and
• with the proviso that at least one A is X, and at least one A is R in the composition.

A method for treating wood, paper and a cellulose containing material comprising the step of applying a water repellent composition to at least one surface of the wood, paper and cellulose containing material wherein the water repellent composition consists essentially of:

• water;
• from about 2.5 to about 20 percent by volume of a water repellent compound compatible with the wood, paper and cellulose containing material;
• and
• from about 0.1 to about 1 percent by volume of a surfactant compatible with the water repellent compound and capable of enhancing the wetting properties of the water retardant compound wherein the water repellent compound is a mixture of a fluoropolymer capable of providing a beading effect when water is applied to wood, paper and a cellulose containing material treated with the water repellent composition, an amino-functional siloxane possessing water repellent properties and a self cross-linking silicone capable of enhancing bonding of the water repellent composition to the wood, paper and cellulose containing materials.

A method for treating wood, paper or a cellulose containing material comprising the step of applying a water repellent composition to at least one surface of the wood, paper or cellulose containing material wherein the water repellent composition consists essentially of:

• water;
• from about 2.5 to about 20 percent by volume of a water repellent compound compatible with the wood, paper or cellulose containing material;
• from about 0.1 to about 1 percent by volume of a surfactant compatible with the water repellent compound and capable of enhancing the wetting properties of the water retardant compound wherein the water retardant compound comprises from about 1.3 to about 9 percent by volume of a perfluoro alcohol/alkyl condensate, from about 0.6 to about 5.5 percent by volume of an anionic silicone, and from about 0.6 to about 5.5 percent by volume of an amino-functional siloxane represented by the general formula:
• ##STR29## wherein Si is silicon;
• O is oxygen;
• n is a positive integer;
• and A is selected from the group consisting essentially of H, R or X;
• H is a hydrogen atom;
• R is selected from the group consisting essentially of an alkyl group containing from about 1 to about 30 carbon atoms, and alkenyl group, an aryl group, a cycloalkyl group, a cycloalkenyl group, an arylalkyl group, an arylalkenyl group, or any substituted group thereof, wherein the cyclo substituent contains from about 4 to about 8 carbon atoms, the alkyl substituent contains up to about 8 carbon atoms and the alkenyl substituent contains up to about 8 carbon atoms;
• X is selected from a group consisting of a halogen, hydroxyl group, OR group wherein O is oxygen, a carboxylic group, or RNR or RNH wherein N is nitrogen;
• and
• with the proviso that at least one A is X, and at least one A is R.