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US 2024/0150673 A1Published application
Boron-free impregnating solution for a wick and boron-free wick
AssigneeSchreiber Corporation, Inc.
InventorsCarsten STAUBACH, Lukas STAUBACH, Norbert STAUBACH
Life of this patent
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Abstract
The invention relates to a boron-free impregnating solution for a wick, a boron-free wick, and a candle comprising a wick according to the invention. The invention further relates to a method for impregnating a wick with an impregnating solution according to the invention.
Claims19
A boron-free wick, comprising
- a) a wick material,
- the wick material being selected from cotton, rayon staple, cellulose fibers, paper yarn, linen yarn, and/or combinations thereof;
- b) at least one first flame retardant;
- and
- c) at least one first additive, the first additive being selected from the group consisting of ammonium nitrate, cerium nitrate, a polymer, and combinations thereof.
2 more elements
A method for impregnating a wick with a boron-free impregnating solution for a wick, wherein the impregnating solution comprises, a solvent, at least one first flame retardant;
- and at least one first additive, the first additive being selected from the group consisting of ammonium nitrate, cerium nitrate, a polymer, and combinations thereof,
- comprising the steps
- a) passing the wick through the impregnating solution at a speed of at least 100 m/min, wherein the dwell time of the wick in the impregnating solution is at least 0.5 seconds or more, preferably 0.7 seconds or more, and more;
- b) winding up the impregnated wick onto a drying device.
1 more element
A boron-free wick obtained by impregnating a wick material with an impregnating solution
- a) a solvent;
- b) at least one first flame retardant;
- and
- c) at least one first additive, the first additive being selected from the group consisting of ammonium nitrate, cerium nitrate, a polymer, or combinations thereof.
1 more element
Dependencies are inferred from the claim text.