摘要 |
The present invention relates to a solid preform made from polyethylene material, wherein the preform comprises a neck region, side walls and a base region, and has an interior having inner walls and an exterior having outer walls; characterised in that at least 65% of the polyethylene material by weight of the total polyethylene material has a Z-average molecular weight (Mz) of between 300,000 g/mol and 6,000,000 g/mol, and a Mz/Mn value of greater than 28, where Mn is the number average molecular weight, and Mz/Mn is the Mz value divided by the Mn value. |
申请人 |
THE PROCTER & GAMBLE COMPANY;BROYLES, NORMAN, SCOTT;BOSWELL, EMILY, CHARLOTTE;ZEIK, DOUGLAS, BRUCE;ETESSE, PATRICK, JEAN-FRANCOIS;LAYMAN, JOHN, MONCRIEF |
发明人 |
BROYLES, NORMAN, SCOTT;BOSWELL, EMILY, CHARLOTTE;ZEIK, DOUGLAS, BRUCE;ETESSE, PATRICK, JEAN-FRANCOIS;LAYMAN, JOHN, MONCRIEF |