Specifications

The Patent Office Journal 17/12/2010
4550
(12) PATENT APPLICATION PUBLICATION (21) Application No.3941/CHENP/2010 A
(19) INDIA
(22) Date of filing of Application :24/06/2010 (43) Publication Date : 17/12/2010
(54) Title of the invention : PLASTIC TANKS MADE FROM RANDOM COPOLYMERS OF PROPYLENE AND HEXENE-1
(51) International classification :C08F210/06
(31) Priority Document No :07150453.4
(32) Priority Date :28/12/2007
(33) Name of priority country
:EUROPEAN
UNION
(86) International Application No
Filing Date
:PCT/EP08/068036
:19/12/2008
(87) International Publication No
:WO 2009/083500
A1
(61) Patent of Addition to Application Number
Filing Date
:NA
:NA
(62) Divisional to Application Number
Filing Date
:NA
:NA
(71)Name of Applicant :
1)BASELL POLIOLEFINE ITALIA S.R.L.
Address of Applicant :VIA PERGOLESI 25, I-20124
MILANO. Italy
(72)Name of Inventor :
1)CAVALIERI, CLAUDIO
(57) Abstract :
Plastic tanks comprising a propylene-hexene-1 copolymer having a xylene soluble fraction lower than 5%wt with respect to the total
weight of the copolymer and satisfying the following relation: A.Tm/B >70 wherein A is the MFR measured according to the method
ISO 1133 (230° C, 5 kg) expressed in g/10min, Tm is the melting temperature measured by DSC expressed in °C and B is the hexene-
1 content expressed in percentage by weight with respect to total weight of the copolymer.
No. of Pages : 16 No. of Claims : 7