Sulfonated polymeric dispersant compositions for subterranean well drilling, completion, and cementing
A fluid is described, comprising: a mixture of a drilling fluid and a cement slurry; and a dispersant copolymer comprising a first monomer and a second monomer, wherein said first monomer comprises maleic anhydride and wherein said second monomer is selected from the group consisting of sulfonated ethene, sulfonated propene, sulfonated 1-butene, sulfonated 2-butene, sulfonated 1-pentene, sulfonated 2-penetene, sulfonated 2-methyl-1-butene, sulfonated 2-methyl-2-butene, sulfonated 3-methyl-1-butene, sulfonated cyclopentene, sulfonated cyclohexene, sulfonated 1-hexene, sulfonated 2-hexene, sulfonated 3-hexene, sulfonated 2-methyl-1-pentene, sulfonated 2-methyl-2-pentene, sulfonated 2-methyl-3-pentene, sulfonated 3-methyl-1-pentene, sulfonated 3-methyl-2-pentene, sulfonated 4-methyl-1-pentene, sulfonated 3,-dimethyl-1-butene, sulfonated 2,3-dimethyl-1-butene, sulfonated 2,3-dimethyl-2-butene, sulfonated 2-ethyl-1-butene, sulfonated 1,3-butadiene, sulfonated 1,3-pentadiene, sulfonated 1,4-pentadiene, sulfonated 2-methyl-1,3-butadiene, sulfonated 2,3,-dimethyl-1,3-butadiene, sulfonated 2-ethyl-butadiene, sulfonated 2-methyl-1,3-pentadiene, sulfonated 3-methyl-1,3-pentadiene, sulfonated 4-methyl-1,3-pentadiene, sulfonated 2-methyl-1,4-pentadiene, sulfonated 3-methyl-1,4-pentadiene, sulfonated 4-methyl-1,4-pentadiene, sulfonated 1,3-hexadiene, sulfonated 2,4-hexadiene, and sulfonated 1,3,5-hexatriene.
- Assignee:
- Atlantic Richfield Co., Los Angeles, CA (United States)
- Patent Number(s):
- A; US 5221489
- Application Number:
- PPN: US 7-840383
- OSTI ID:
- 6228859
- Country of Publication:
- United States
- Language:
- English
Similar Records
ESR studies on cation-radicals of simple olefins and dienes produced in. gamma. -irradiated frozen solutions of trichlorofluoromethane
Decomposition and hydrocarbon growth processes for hexadienes in nonpremixed flames