Plastic and nonmetallic article shaping or treating: processes – Direct application of fluid pressure differential to... – Including application of internal fluid pressure to hollow...
Reexamination Certificate
2006-05-15
2010-10-05
Miggins, Michael C (Department: 1782)
Plastic and nonmetallic article shaping or treating: processes
Direct application of fluid pressure differential to...
Including application of internal fluid pressure to hollow...
C428S035700, C428S036920, C428S500000, C428S516000
Reexamination Certificate
active
07807096
ABSTRACT:
A method of preparing a single layer hollow packaging by injection blow moulding, using a metallocene-produced polyethylene and produced by injection blow moulding, characterized in that said hollow packaging has an external and internal gloss of at least 30 and said metallocene-produced polyethylene has a density of from 0.910 up to 0.966 g/cm3or up to homopolymer densities and a melt index MI2of from 0.5 to 2.5 g/10 min. An article produced by such method is also disclosed.
REFERENCES:
patent: 6063871 (2000-05-01), Kishine et al.
patent: 2001/0048988 (2001-12-01), Forte et al.
Kruegar Tenley R.
Miggins Michael C
Total Petrochemicals Research Feluy
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