Container and method of manufacture
A food and/or beverage packaging container comprises a blow-molded body having a length, a diameter and side walls having a wall thickness. A wide mouth neck extends from the body and is trimmed to a finished configuration. The neck has a diameter and a wall thickness. The length, the diameters and the wall thickness' are pre-selected such that the container comprises one or more selected physical performance features. Systems and methods of use are disclosed.
1. A method for manufacturing a food and/or beverage packaging container, the method comprising:
molding a preform having a threaded neck;
disposing the preform in a mold having a temperature between about 40° F. and about 110° F. and forming the preform into an intermediate article having a length, a diameter and side walls having a wall thickness; and
altering the intermediate article to form a finished container having a threaded wide mouth neck with a diameter greater than the neck of the preform,
wherein the length, the diameter and the wall thickness are pre-selected such that the container comprises one or more selected physical performance features,
wherein the one or more selected physical performance features include a density average in a range of 1.358 and 1.364,
wherein the one or more selected physical performance features include crystallinity in a range of about 20% to about 30%,
wherein the one or more selected physical performance features include a hoop stretch ratio in a range of about 1.6 to 1 to about 2.0 to 1, and
wherein the one or more selected physical performance features include oxygen permeability having an O 2 transmission rate in a range of 0.125 through 0.50 cc/(package day).
2. A method for manufacturing a food and/or beverage packaging container as recited in claim 1 , wherein the one or more selected physical performance features include top load features in a range of about 80 Lbf to about 130 Lbf.
3. A method for manufacturing a food and/or beverage packaging container as recited in claim 1 , wherein the one or more selected physical performance features include vacuum resistance in a range of about 4 in Hg to about 8 in Hg.
4. A method for manufacturing a food and/or beverage packaging container as recited in claim 1 , wherein the density average is 1.358.
5. A method for manufacturing a food and/or beverage packaging container as recited in claim 1 , wherein the length is in a range of 6.41 in. to about 9.11 in., the diameter is in a range of 3.80 in. to about 4.83 in. and the wall thickness is in a range of 0.100 in to about 0.200 in.
6. A method for manufacturing a food and/or beverage packaging container as recited in claim 1 , wherein the diameter is in a range of about 53 mm to about 120 mm and the wall thickness is in a range of about 0.045 in to about 0.060 in.
7. A method for manufacturing a finished container, the method comprising:
injection molding a preform having a threaded neck;
disposing the preform in a mold having a temperature between about 40° F. and about 110° F. and blow molding the preform into an intermediate article having a length, a diameter and side walls having a wall thickness based on a selected configuration of the preform; and
trimming the intermediate article to form the finished container, the finished container including a body having a length, a diameter and side walls having a wall thickness based on a selected configuration of the preform, a threaded neck of the container having a diameter and a wall thickness, the diameter of the neck of the container being greater than a diameter of the neck of the preform, wherein the length, the diameters of the side walls and the neck of the container and wall thicknesses are selected such that the container comprises one or more selected physical performance features,
wherein the one or more selected physical performance features include a density average in a range of 1.358 and 1.364,
wherein the one or more selected physical performance features include crystallinity in a range of about 20% to about 30%,
wherein the one or more selected physical performance features include a hoop stretch ratio in a range of about 1.6 to 1 to about 2.0 to 1, and
wherein the one or more selected physical performance features include oxygen permeability having an O 2 transmission rate in a range of 0.125 through 0.50 cc/(package day).
8. A method for manufacturing a food and/or beverage packaging container as recited in claim 7 , wherein the one or more selected physical performance features include top load features in a range of about 80 Lbf to about 130 Lbf.
9. A method for manufacturing a food and/or beverage packaging container as recited in claim 7 , wherein the one or more selected physical performance features include vacuum resistance in a range of about 4 in Hg to about 8 in Hg.
10. A method for manufacturing a food and/or beverage packaging container as recited in claim 7 , wherein the density average is 1.358.
11. A method for manufacturing a food and/or beverage packaging container, the method comprising the steps of:
providing a preform having a selected configuration, the selected configuration including a threaded neck;
disposing the preform in a mold having a temperature between about 40° F. and about 110° F.;
blow molding the preform into an intermediate article having a length, a diameter and side walls having a wall thickness; and
trimming the intermediate article to form a finished container having a threaded wide mouth neck with a diameter greater than a diameter of the neck of the preform, the container comprising one or more selected physical performance features,
wherein the one or more selected physical performance features include a density average in a range of 1.358 and 1.364,
wherein the one or more selected physical performance features include crystallinity in a range of about 20% to about 30%,
wherein the one or more selected physical performance features include a hoop stretch ratio in a range of about 1.6 to 1 to about 2.0 to 1, and
wherein the one or more selected physical performance features include oxygen permeability having an O 2 transmission rate in a range of 0.125 through 0.50 cc/(package day).
12. A method as recited in claim 11 , wherein the one or more selected physical performance features include top load features in a range of about 80 Lbf to about 130 Lbf.
13. A method as recited in claim 11 , wherein the one or more selected physical performance features include vacuum resistance in a range of about 4 in Hg to about 8 in Hg.
14. A method for manufacturing a food and/or beverage packaging container as recited in claim 1 , wherein the wide mouth neck includes a continuous thread having an outer diameter in a range of about 53 mm to about 162 mm.
15. A method as recited in claim 11 , wherein the intermediate article includes a neck and a dome, the step of trimming the intermediate article comprising severing the dome of the intermediate article from the neck of the intermediate article.
16. A method as recited in claim 15 , wherein the dome of the intermediate article is attached an upper edge of the neck of the intermediate article along an annular recess before the dome of the intermediate article is severed from the neck of the intermediate article.
17. A method as recited in claim 11 , further comprising pre-heating the preform before disposing the preform in the mold.
18. A method as recited in claim 17 , wherein the preform is pre-heated to a temperature in a range of about 95 degrees Celsius (C) to about 110 degrees C.
19. A method for manufacturing a food and/or beverage packaging container as recited in claim 1 , wherein the density average is 1.365.
20. A method for manufacturing a food and/or beverage packaging container as recited in claim 7 , wherein the density average is 1.365.