Patent US4033937A successfully refreshed from Google Patents.
US4033937A
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Polyisocyanurate salt emulsifying agents and derivatives
Assignee: Marathon Oil Co
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Filing: 1972-02-09
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Granted: 1977-07-05
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Expires: 1992-02-09
Abstract
Abstract A mixture of molecules containing all of the following groups exhibit surface activity: isocyanurate, metal-substituted isocyanurate, and at least one group selected from the class consisting of a monovalent organic radical selected from the following: isocyanate (--NCO), urethane (--NHCO 2 R'), urea (--NHCONHR'), amino (--NH 2 , --NHR', or --NR 2 ').
Inventors
- 👤 Perry A. Argabright
- 👤 C. Travis Presley
- 👤 Charles B. Wenger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 01:12
CPC Classifications
C; C08; C08G; C08G73/00; C08G73/06; C08G73/0622; C08G73/0638; C08G73/065; C08G73/0655; C08G18/00; C09; C09K; C09K23/00; C09K23/14; C09K23/16; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/06; Y10S516/07; Y10S516/905; Y10S516/907; Y10S516/909; Y10S516/91; Y10S516/912; Y10S516/914; Y10S516/915
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
191 words
A composition comprising a mixture of compounds containing in a single molecule isocyanurate and metal isocyanurate, and having the structure: ##STR4## wherein: R = divalent hydrocarbon or substituted hydrocarbon radical, containing 2 to about 40 carbon atoms, X is selected from the group consisting of metals, or quarternary ammonium radials, A is a monovalent organic radical selected from the group consisting of --NHCO 2 R', --NHCONHR', --NH 2 , --NHR', and --NR' 2 wherein R' is a monvalent radical or substituted hydrocarbon radical containing from 1 to about 40 carbon atoms, M is the average number of trisubstituted isocyanurate rings per molecule and is a positive integer from zero to about 400 2M+N+1 = the average number of divalent R groups and is a positive integer from 2 to about 11,000, and wherein M+2 is the average number of A groups and is a positive integer from 2 to about 2,000, and wherein there are no N--to--N bonds, no A--to--N bonds, no A--to--A bonds, and no R--to--R bonds, N is the average number of isocyanurate salt groups and is a positive integer from 1 to about 10,000, are useful emulsifying agents.
Claim 2
Dependent Claim
191 words
A composition comprising a mixture of compounds containing in a single molecule isocyanurate and metal isocyanurate, and having the structure: ##STR4## wherein: R = divalent hydrocarbon or substituted hydrocarbon radical, containing 2 to about 40 carbon atoms, X is selected from the group consisting of metals, or quarternary ammonium radials, A is a monovalent organic radical selected from the group consisting of --NHCO 2 R', --NHCONHR', --NH 2 , --NHR', and --NR' 2 wherein R' is a monvalent radical or substituted hydrocarbon radical containing from 1 to about 40 carbon atoms, M is the average number of trisubstituted isocyanurate rings per molecule and is a positive integer from zero to about 400 2M+N+1 = the average number of divalent R groups and is a positive integer from 2 to about 11,000, and wherein M+2 is the average number of A groups and is a positive integer from 2 to about 2,000, and wherein there are no N--to--N bonds, no A--to--N bonds, no A--to--A bonds, and no R--to--R bonds, N is the average number of isocyanurate salt groups and is a positive integer from 1 to about 10,000, are useful emulsifying agents.
Claim 3
Dependent Claim
15 words
A composition according to claim 1 wherein R is selected from the group of: ##STR5##
Claim 4
Dependent Claim
100 words
A composition according to claim 1 wherein X is selected from the group consisting of quaternary ammonium radicals and metal radicals selected from the following groups of the Periodic Table; Ia, Ib, IIa, IIb, IIIa, IIIb, IVa, IVb, Va, Vb, VIa; including such metals as Li, Na, K, Rb, Cs, Ca, Ag, Au, Be, Mg, Ca, Sr, Ba, Ra, Zn, Cd, Hg, B, Al, Sc, Y, La, and the other rare earths, Ac, Ga, In, Tl, Ti, Zr, Hf, Ge, Sn, Pb, V, Nb, Ta, Sb, Bi, Cr, Mo, W, Mn, Fe, Ru, Co, Ni, Rh, Pd, Os, and Ir.
Claim 5
Dependent Claim
50 words
A composition according to claim 1 wherein M is a positive integer from 0 to about 200, and N is from 2 to about 100, and wherein 2M+N+1 is a positive integer from 4 to about 140, and wherein M+2 is a positive integer from about 2 to about 200.
Claim 6
Dependent Claim
74 words
A composition according to claim 1 wherein R is selected from the group: ##STR6## and the substitute derivatives thereof which are substituted with radicals selected from the group consisting of --No, Cl, F, Br, I, CN, --CO--R", --O--R", --SR", NR 2 ", -- CONR 2 ", --SO 3 R, --SO 2 --, --SO--, phenyl naphthyl, PO 3 R", cyclohexyl, cyclopropyl, polymethylene, --OCOR" and ##STR7## where R" may be hydrogen or lower alkyl or aryl.
Claim 7
Dependent Claim
24 words
A composition according to claim 1 wherein R' contains from 1 to 10 carbon atoms and is selected from the group consisting of ##STR8##
Claim 8
Dependent Claim
14 words
An emulsion comprising both water and at least one composition according to claim 1.
References Cited (Backward Citations)
US3573259A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-07-04 | 1981-01-03 | 1981-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-07-04 | 1985-01-03 | 1985-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-07-04 | 1989-01-03 | 1989-07-05 | $7700.00 | Window Closed / Lapsed |