Synthetic blown insulation
An insulation material having insulative properties of a synthetic down, while have a fir-tree structure more similar to natural down, and being in a blown form. The blowable insulation material is composed of plural units each having a number of filaments that are fused at one end of the unit and are open at an opposite end.
1. A blowable insulation material comprising a plurality of units, each unit having a conically fanned out configuration formed of a plurality of filaments that are fused at one end of the unit and are open at an opposite end.
2. The material in accordance with claim 1 , wherein all the filaments are of equal diameter.
3. The material in accordance with claim 1 , wherein the unit has a larger diameter core filament surrounded with filaments of smaller diameter.
4. The material in accordance with claim 1 , wherein the filaments are straight.
5. The material in accordance with claim 1 , wherein the filaments are crimped.
6. The material in accordance with claim 1 , wherein the units comprise thermoplastics.
7. The material in accordance with claim 1 , wherein the units comprise non-thermoplastics.
8. The material in accordance with claim 1 , wherein the units comprise all the same material.
9. The material in accordance with claim 1 , wherein the units comprise a blend of different materials.
10. The material in accordance with claim 9 , wherein the blend of different materials yields a broader range of properties.
11. The material in accordance with claim 1 , wherein the length of the filaments is varied.
12. The material in accordance with claim 1 , wherein the filaments are treated for water repellency.