Lester A Doe from 81 Osprey Cove Ln, Santa Rosa Beach, FL 32459, Phone: 8502673634

Process For Preparation Of 2-Mercaptotoluimidazole And Salts Thereof
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US Patent:

41728335, Oct 30, 1979
Filed:

Mar 20, 1978
Appl. No.:

5/888269
Inventors:

Thomas G. Whitney - Westport CT
Lester A. Doe - Newtown CT
Harry E. Hill - Wallingford CT
Assignee:

R. T. Vanderbilt Company, Inc. - Norwalk CT
International Classification:

C07D23528
US Classification:

548105
Abstract:

Process for the production of 2-mercaptotoluimidazole by reacting stabilized o-toluenediamine with carbon disulfide in a solvent and recovering the formed product by filtration. o-Toluenediamine is stabilized with hydrazine or its salts. Subsequently 2-mercaptotoluimidazole is converted to a metal salt.

Dicocoamine Derivatives Of 2,5-Dimercapto-1,3,4-Thiadiazole
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US Patent:

46171363, Oct 14, 1986
Filed:

Aug 16, 1985
Appl. No.:

6/766382
Inventors:

Lester A. Doe - Newtown CT
Assignee:

R. T. Vanderbilt Company, Inc. - Norwalk CT
International Classification:

C10M13536
C07D28512
US Classification:

252 47
Abstract:

This invention relates to novel dicocoamine derivatives of 2-(octyldithio)-5-mercapto-1,3,4-thiadiazole. The compounds are suitable for use as corrosion inhibitors in lubricating compositions.

Norbornene Derivatives Of Phenols
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US Patent:

46771492, Jun 30, 1987
Filed:

Dec 11, 1986
Appl. No.:

6/940687
Inventors:

Lester A. Doe - Newtown CT
Assignee:

R. T. Wanderbilt Company, Inc. - Norwalk CT
International Classification:

C07C 43178
C08K 513
US Classification:

524324
Abstract:

Novel phenols substituted by at least one 5-norbornen-2-ylmethoxymethyl group and optionally, by methyl or t-butyl groups are used as nondiscoloring antiozonants and antioxidants in chloroprene polymers.

Rubber Compositions Containing Polymeric Phenol Derivatives Of 1,3,4-Thiadiazole
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US Patent:

47344571, Mar 29, 1988
Filed:

May 7, 1987
Appl. No.:

7/046613
Inventors:

Lester A. Doe - Newtown CT
Assignee:

R. T. Vanderbilt Company, Inc. - Norwalk CT
International Classification:

C08L 8100
C08G 6538
C08G 6540
US Classification:

525149
Abstract:

A process is disclosed for stabilization of natural rubber against oxidative degradation by incorporating therein phenolic derivatives of 3-hydroxymethyl-5-hydroxymethylthio-1,3,4-thiadiazolidine-2-thione and stabilized rubber compositions thereof.

Multifunctional Additives For Lubricants
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US Patent:

42027829, May 13, 1980
Filed:

Jun 12, 1978
Appl. No.:

5/914839
Inventors:

Lester A. Doe - Newtown CT
Lester A. Brooks - Norwalk CT
Assignee:

R. T. Vanderbilt Company, Inc. - Norwalk CT
International Classification:

C10M 132
C09K 1520
C07C 8518
US Classification:

252 515A
Abstract:

Condensation product is prepared by condensing diphenylamine and 2-octanone in the presence of acid catalyst. The product is formulated with p,p'-dioctyldiphenylamine antioxidant and incorporated in lubricants for inhibition of degradation due to oxidation and corrosion.

Rubber Compositions Containing Phenol Derivatives Of 1,3,4-Thiadiazole
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US Patent:

48187780, Apr 4, 1989
Filed:

Dec 7, 1987
Appl. No.:

7/132830
Inventors:

Lester A. Doe - Newtown CT
Assignee:

R. T. Vanderbilt Company, Inc. - Norwalk CT
International Classification:

C08K 546
US Classification:

524 83
Abstract:

A process is disclosed for stabilization of natural rubber against oxidative degradation by incorporating therein phenolic derivatives of 3-hydroxymethyl-5-hydroxymethylthio-1,3,4-thiadiazolidine-2-thione and stabilized rubber compositions thereof.

Surface Coating Compositions Containing Substituted 1,3,4-Thiadiazoles
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US Patent:

47119152, Dec 8, 1987
Filed:

Apr 7, 1986
Appl. No.:

6/848535
Inventors:

Lester A. Doe - Newtown CT
Assignee:

R. T. Vanderbilt Company, Inc. - Norwalk CT
International Classification:

C08K 546
C07D28512
C09D 514
US Classification:

523122
Abstract:

Surface coating compositions having improved resistance to attack by fungi and other microorganisms contain a biocidally effective amount of an antimicrobially active compound having the structural formula ##STR1## wherein R. sup. 1 and R. sup. 2 each represent an alkyl group having 1-8 carbon atoms.

Rubber Compositions Containing Amine Derivatives Of 1,3,4-Thiadiazole
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US Patent:

47044268, Nov 3, 1987
Filed:

Dec 11, 1986
Appl. No.:

6/940683
Inventors:

Lester A. Doe - Newtown CT
Assignee:

R. T. Vanderbilt Company, Inc. - Norwalk CT
International Classification:

C08K 547
US Classification:

524 83
Abstract:

A process is disclosed for stabilization of natural rubber against oxidative degradation in the presence of copper by incorporating therein dairylamine derivatives of 3-hydroxymethyl-5-hydroxymethylthio-1,3,4-thiadiazolidine-2-thione and stabilized rubber compositiions thereof.