[12] Patent
[11] Patent No.:GC0007665  
[45] Date of Publishing the Grant of the Patent: 30/Apr /2018                48/2018  
Number of the Decision to Grant the Patent:2018/126581
Date of the Decision to Grant the Patent:29/Apr/2018

[21] Application No.:GC 2012-21350

[22] Filing Date:22/5/2012

[30] Priority:

[33] State [32] Priority date [31] Priority No.

[72] Inventors:1- Sunil ASHTEKAR،2- Franciscus Gondulfus Antonius VAN DEN BERG،3- Majid Jamshed CHUGHTAI،4- Marinus Johannes REYNHOUT،5- Govind WAGLE

[73] Owner: Shell Internationale Research Maatschappij B.V., Carel van Bylandtlaan 30, 2596 HR, The Hague, Netherlands

[74] Agent: Suleiman I. Al-Ammar Law Office




Int. Cl.: C08K5/36; C08K5/41; C08L95/00 (2006.01)

[56] Cited Documents:

-US 4 032 469 A (BARTZSCH HENNING) 28 June 1977
-EP 1 498 458 A1 (ASAHI CHEMICAL CORP [JP]) 19 January 2005
Examiner: Rami Al-Ghamdi

[57] Abstract: An asphalt composition comprising aggregate, bitumen, sulphur and an anionic surfactant is disclosed, wherein the amount of anionic surfactant is from 0.05 wt% to 10 wt%, based upon the weight of the sulphur. Methods of preparing asphalt compositions and asphalt pavements are also disclosed.
No. of claims: 10


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