Thomas F Huemmer

US Patent:

43095615, Jan 5, 1982

Filed:

Jun 20, 1980

Appl. No.:

6/161612

Inventors:

Thomas F. Huemmer - Houston TX
Pallavoor R. Lakshmanan - Houston TX

Assignee:

Gulf Oil Corporation - Pittsburgh PA

International Classification:

C07C125073
C08F23600

US Classification:

560 26

Abstract:

Acrylate monomers useful as a component of U. V. curable resin compositions and anaerobic adhesive compositions are provided and have the structure: ##STR1## where the phenanthrene ring contains up to three (3) double bonds, where R. sub. 1 is a divalent radical, where R. sub. 2 is a divalent radical, and where R. sub. 3 is a hydrogen atom or an alkyl group.

US Patent:

42811520, Jul 28, 1981

Filed:

Jun 20, 1980

Appl. No.:

6/161638

Inventors:

Thomas F. Huemmer - Houston TX
Pallavoor R. Lakshmanan - Houston TX

Assignee:

Gulf Oil Corporation - Pittsburgh PA

International Classification:

C07C 69767

US Classification:

560 52

Abstract:

Acrylate monomers useful as a component of U. V. curable resin compositions and anaerobic adhesive compositions are provided and have the structure: ##STR1## where R. sub. a is an alkyl group containing up to about 18 carbon atoms, or an alkoxy ether moiety having the structure: ##STR2## where R. sub. c is an alkyl group containing up to about 18 carbon atoms, R. sub. c is hydrogen or a methyl group, and n is zero or a small integer, and R. sub. b has the structure: ##STR3## or ##STR4## where R. sub. e is hydrogen or an alkyl group and n' is a small integer.

US Patent:

43095240, Jan 5, 1982

Filed:

Jun 20, 1980

Appl. No.:

6/161728

Inventors:

Thomas F. Huemmer - Houston TX
Pallavoor R. Lakshmanan - Houston TX

Assignee:

Gulf Oil Corporation - Pittsburgh PA

International Classification:

C08F22020

US Classification:

526284

Abstract:

Improved anaerobic adhesives are provided which contain two monomer types. The first is a polyacrylate terminated ester of 3,4,3',4'-benzophenone tetracarboxylic acid. The second is an acrylate terminated urethane prepolymer that is prepared in part from abietyl alcohol.

US Patent:

43381715, Jul 6, 1982

Filed:

Jun 16, 1980

Appl. No.:

6/159755

Inventors:

Walter P. Barie - Glenshaw PA
Thomas F. Huemmer - Houston TX
Pallavoor R. Lakshmanan - Houston TX

Assignee:

Gulf Oil Corporation - Pittsburgh PA

International Classification:

C08F 250

US Classification:

20415915

Abstract:

Coating compositions are provided which consist of a polymerizable ethylenically unsaturated material having included therein as a photoinitiator a di- or tetraester of 3,4,3',4'-benzophenone tetracarboxylic acid or a diester of 4,4'-benzophenone dicarboxylic acid.