The present invention relates to an aqueous anti-dusting formulation for use in combination with a binder in the manufacture of fiber wool insulation, the formula comprising: a) oil; b) polyvinyl alcohol; and c) water. The invention further relates to a method for preparing a glass or mineral fiber
The present invention relates to an aqueous anti-dusting formulation for use in combination with a binder in the manufacture of fiber wool insulation, the formula comprising: a) oil; b) polyvinyl alcohol; and c) water. The invention further relates to a method for preparing a glass or mineral fiber product with the anti-dusting formulations and to products of the process.
대표청구항▼
1. An aqueous anti-dusting oil-in-water emulsion for use in combination with a binder in the manufacture of fiber wool insulation, the oil-in water emulsion comprising: a) 15.6% (w/w) soy oil and 36.4% (w/w) petroleum oil;b) polyvinyl alcohol; andc) water. 2. An aqueous anti-dusting oil-in-water emu
1. An aqueous anti-dusting oil-in-water emulsion for use in combination with a binder in the manufacture of fiber wool insulation, the oil-in water emulsion comprising: a) 15.6% (w/w) soy oil and 36.4% (w/w) petroleum oil;b) polyvinyl alcohol; andc) water. 2. An aqueous anti-dusting oil-in-water emulsion according to claim 1 wherein the emulsion comprises on a w/w basis: a) 15.6% soy oil and 36.4% petroleum oil;b) 0.5%-5% of said polyvinyl alcohol wherein the polyvinyl alcohol is partially hydrolyzed polyvinyl alcohol; andc) the balance being water. 3. An aqueous anti-dusting oil-in-water emulsion according to claim 2 wherein the partially hydrolyzed polyvinyl alcohol has a degree of hydrolysis of 78 to 93 mol %. 4. An aqueous anti-dusting oil-in-water emulsion according to claim 1 wherein the emulsion comprises on a w/w basis: a) 15.6% soy oil and 36.4% petroleum oil;b) 2% of said polyvinyl alcohol wherein the polyvinyl alcohol is partially hydrolyzed polyvinyl alcohol having a degree of hydrolysis of 78 to 93 mol %; andc) the balance being water. 5. An aqueous anti-dusting formulation for use in the manufacture of fiber wool insulation comprising: A) an oil-in-water emulsion, wherein the oil-in-water emulsion comprises a) oil, wherein the oil is a petroleum hydrocarbon, a triglyceride or a mixture thereof;b) polyvinyl alcohol; andc) water; andB) a binder, wherein the binder is an eco-binder, wherein the eco binder is a) a low emitting resol resin;b) a thermosetting acrylic solution resin orc) a bio based resin. 6. An aqueous anti-dusting formulation according to claim 5, wherein the eco-binder is acidic. 7. An aqueous anti-dusting formulation according to claim 5 wherein the eco-binder is a low emitting resol resin. 8. An aqueous anti-dusting formulation according to claim 5 wherein the eco-binder is a thermosetting acrylic solution resin. 9. An aqueous anti-dusting formulation according to claim 5 wherein the eco-binder is a bio based resin. 10. An aqueous anti-dusting formulation according to claim 5 wherein the oil-in-water emulsion comprises on a w/w basis: a) 30%-65% of oil, wherein the oil is a petroleum hydrocarbon, a triglyceride or a mixture thereof;b) 0.5%-5% of polyvinyl alcohol, wherein the polyvinyl alcohol is partially hydrolyzed polyvinyl alcohol; andc) the balance being water. 11. An aqueous anti-dusting formulation according to claim 5 wherein the oil in water emulsion comprises on a w/w basis a) 30%-65% of oil, wherein the oil selected from: a mineral oil, bright stock oil, paraffinic slack wax, petrolatum, palm oil, palm kernel oil, coconut oil, peanut oil, soybean oil, soy stearine, linseed oil, stearine oil, corn oil, cottonseed oil, rape seed oil, canola oil, sunflower oil, safflower oil, tung oil, castor oil, fish oil, lard, tallow, tall oil, animal fats, and mixtures thereof;b) 0.5%-5% of polyvinyl alcohol, wherein the polyvinyl alcohol is partially hydrolyzed polyvinyl alcohol having a degree of hydrolysis of 78 to 93 mole %; andc) the balance being water. 12. An aqueous anti-dusting formulation according to claim 5 wherein the oil-in-water emulsion comprises on a w/w basis a) 52% of oil, wherein the oil is a petroleum hydrocarbon, a triglyceride or a mixture thereof;b) 2% of polyvinyl alcohol, wherein the polyvinyl alcohol is partially hydrolyzed polyvinyl alcohol having a degree of hydrolysis of 78 to 93 mole %; andc) the balance being water. 13. A method of preparing a glass or mineral fiber product comprising the steps of: i) forming the aqueous anti-dusting formulation of claim 5;ii) coating the glass or mineral fibers with the aqueous anti-dusting formulation; andiii) forming the fibers coated with the aqueous anti-dusting formulation into a non-woven mat, and heating the mat to cure the binder of the aqueous anti-dusting formulation. 14. The method of claim 13 wherein the binder of the aqueous anti-dusting formulation is a low emitting resol resin. 15. A glass or mineral fiber product made according to the method of claim 13.
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이 특허에 인용된 특허 (6)
Hoskin Dennis H. (Lawrenceville NJ) Shu Paul (Princeton Junction NJ), Cross-linked polyvinyl alcohols and oil reservoir permeability control therewith.
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