Matches 251 - 300 out of 356 < 1 2 3 4 5 6 7 8 >


Match Document Document Title
4153565 Benzotriazole adduct and lubricant compositions containing said adduct  
Lubricant compositions containing oleaginous materials and, in amounts sufficient to impart oxidation protection, corrosion resistance and antiwear properties thereto, an adduct of a benzotriazole...
4141903 Process for the production of 2-aryl-2H-benzotriazoles  
A process for the production of 2-aryl-2H-benzotriazoles comprises reducing and cyclizing the corresponding o-nitroazobenzenes with carbon monoxide at a temperature in the range of about 20° C. to...
4129521 Branched chain nonyl and dodecyl isomeric mixtures of 2-(5'-nonyl, or dodecyl-2'-hydroxyphenyl)benzotriazole as UV stabilizers  
This invention relates to a stabilization composition, particularly adapted to prevent deterioration resulting from exposure to heat and light in polymeric materials, paints and dyes consisting...
4127501 Polychromophoric ultraviolet stabilizers and their use in organic compositions  
The invention relates to polychromophoric compounds which have been found to be effective ultraviolet stabilizers. The invention also relates to ultraviolet degradable organic compositions...
4127586 Light protection agents  
New 2-(2'-hydroxyphenyl)-benzotriazoles are used for protecting light-sensitive organic materials. They are prepared by diazotization of a 2-nitroaniline, coupling of the resulting diazo compound...
4089839 5-Chloro-2-(2'-hydroxy-5'-tert-octylphenyl)benzotriazole and polypropylene stabilized therewith  
Catalytic hydrogenation of o-nitrophenylazohydroxyaryls in an alkaline medium yields hydroxyarylbenzotriazoles; under mild conditions an N-oxide is formed. E.g.,...
4089868 Sulfonium salt substantive sunscreen materials  
A highly substantive sulfonium salt sunscreening agent represented by the formula: ##STR1## wherein A is a sunscreening moiety, having a prominent spectral absorption peak within the range of...
4086242 1H- and 2H-Benzotriazoles  
This invention relates to novel 1H- and 2H-benzotriazoles. These benzotriazoles are useful as herbicidal agents for the control of undesirable broadleaf weeds and grass weeds and may be applied to...
4085089 Benzotriazole ultraviolet stabilizing compounds and their use in organic compositions  
The invention relates to bichromophoric benzotriazole compounds which have been found to be effective ultraviolet stabilizers. The invention also relates to ultraviolet degradable organic...
RE29596 Branched chain dodecyl isomeric mixtures of 2-(5-dodecyl-2-hydroxy phenyl) benzotriazole as stabilizers for heat and light sensitive materials  
This invention relates to a stabilization composition, particularly adapted to prevent deterioration resulting from exposure to heat and light in polymeric materials, paints and dyes, consisting...
4038403 Benzotriazole ovicides and larvicides  
The invention is a method for the control of insects and acarina comprising, contacting the eggs of said pests with an ovicidally effective amount of a benzotriazole compound and a method for the...
4022829 Thioethers  
The present invention relates to thioether compounds represented by the formula A--NH--R--S--R' wherein A is a sunscreening moiety having a prominent spectral absorption peak within the range of...
4020084 Cyclic aminals of aromatic aldehydes  
This invention relates to aminals of aromatic hydroxy-aldehydes and to a process for the production thereof. The compounds can be used in the production of dyes.
4006151 Precursors of β-aza-disubstituted amino styryl dyes  
Novel substantially colorless dye precursors represented by the formula ##STR1## WHEREIN R1 is hydrogen or alkyl; R2, R3 and R5 is alkyl; R4 is alkyl or phenyl; Z, taken with N, represents the...
4001266 Process for the manufacture of 2-(2-hydroxyphenyl)benztriazoles  
Process for the manufacture of 2-(2-hydroxyphenyl)benztriazoles of the formula I ##STR1## wherein R1 denotes hydrogen or halogen, R2 denotes hydrogen, alkyl, alkoxy, alkylsulphonyl, acylamino,...
3998802 Azo dye with a 3-cyano- or 3-carbamoyl-4-methyl-2,6-diamino-pyridine coupling component  
Azo dyes of the formula ##STR1## wherein D is the diazo component, the R substituents represent hydrogen or various organic radicals and X is cyano or carbamoyl. The R members are hydrogen, an...
3981884 Multichromophoric benzotriazole ultraviolet stabilizers  
The invention relates to multichromophoric compounds which have been found to be effective ultraviolet stabilizers. The invention also relates to ultraviolet degradable organic compositions...
3978074 Method of making hydroxyarylbenzotriazoles and their N-oxides  
Catalytic hydrogenation of o-nitrophenylazohydroxyaryls in an alkaline medium yields hydroxyarylbenzotriazoles; under mild conditions an N-oxide is formed. E.g.,...
3954706 Polychromophoric benzotriazole ultraviolet stabilizers for organic compositions  
The invention relates to polychromophoric compounds which have been found to be effective ultraviolet stabilizers. The invention also relates to ultraviolet degradable organic compositions...
3951592 Polyester fabric materials dyed with monoazo dyes made from 4-amino-7-nitrobenzotriazole  
Azo dyestuffs are provided by the reaction of the diazotized base of 4-amino-7-nitrobenzotriazole with a coupling component, an esterified bis(2-hydroxyalkyl)acylanilide. The result azo dye...
3936305 Color photographic photosensitive material containing ultraviolet ray-absorbing compound  
Compounds represented by the following general formula are extremely effective as ultraviolet ray-absorbing agent, especially, for color photographic photosensitive materials. ##SPC1##(wherein R1...
3871898 PROCESS FOR THE OPTICAL BRIGHTENING OF ORGANIC FIBRE MATERIAL  
A process for the non-aqueous optical brightening of organic fibre material, especially fibre material made from cellulose, natural or synthetic polyamide, by the exhaustion method, is disclosed,...
3862087 LIGHT STABLE LINEAR POLYCARBONAMIDE AND POLYESTER MATERIALS  
UV absorbant high molecular polyamides having improved light stability are obtained when a 2-(2'-hydroxyphenyl)-benzotriazole compound which, in at least one side chain contains at least one...
3860587 METHINE COMPOUNDS  
Methine compounds useful as fluorescent dyes and pigments are obtained by condensing a 2-phenylbenzazole having at least one amino radical in the benzene group with a 2-methyleneindoline -ω- aldehyde.
3849433 4,5,6,7-TETRAHYDROBENZOTRIAZOLES AND PROCESS OF MAKING THE SAME  
3837964 BENZOTRIAZOLE PRE-LAMINATION TREATMENT OF METAL SUBSTRATES  
3830848 DIPHENYL DERIVATIVES  
3823112 LIGHT STABILIZED POLYMER COMPOSITIONS AND BENZOTRIAZOLE STABILIZERS  
3804773 TRIAZOLE DERIVATIVES  
3803162 7-TRIAZOLYL-3-PHENYLCOUMARINS  
3803135 2-SUBSTITUTED BENZ-X-AZOL-6-YL-2H-NAPHTHO(1,2-D)TRIAZOLES  
3793315 TRIAZOLE DERIVATIVES  
3784570 4-CHLOROPYRAZOLYL COMPOUNDS  
3781278 NOVEL P-PHENYLSTILBYL HETEROCYCLIC AND NAPHTHYL-VINYLPHENYLENE HETEROCYCLIC OPTICAL BRIGHTENERS  
3779931 COMPOSITIONS USEFUL IN THE AQUEOUS COLD-BLEACHING OF TEXTILES INCLUDING OPTICAL BRIGHTENERS  
Compositions useful in the aqueous cold-bleaching of textiles comprising (1) from 3 to 100 percent by weight of a bleaching component comprising (a) from 95 to 99.99 percent by weight of a mixture...
3773751 SYNTHESIS OF NITROAROMATIC-AZOPHENOLS  
3769294 2-(2'-HYDROXY-5'-OCTYLPHENYL) NAPHTHOTRIAZOLE  
3766205 UV ABSORBING HYDROXYPHENYL BENZOTRIAZOLES  
3758460 STYRYL COMPOUNDS  
3757011 PHENANTHROTRIAZOLYL DERIVATIVES  
3743637 PHENANTHROTRIAZOLYL DERIVATIVES  
3741932 CURABLE EPOXY ORGANOPOLYSILOXANES HAVING PENDANT CHROMOPHORIC GROUPS  
3742056 AROMATIC ACET AMIDOXIME-O-CARBAMATES  
Aromatic acetamidoxime-O-carbamates are novel antihypertensive or antiinflammatory agents in warm-blooded animals.
3701773 5-NITROFURYL NITRONES  
3679668 1,2,4-TRIAZOLYL-(1)-DERIVATIVES OF THE STILBENE AND BIS-STYRYLBENZENE SERIES,PROCESS FOR THEIR MANUFACTURE AND THEIR USE AS OPTICAL BRIGHTENERS  
3673188 HETEROCYCLIC AMIDOXIMES  
Novel compounds of the general formula and salts thereof Wherein R is a member of the group selected from indolyl, benzimidazolyl, benzoxazolyl, benztriazolyl, benzthiazolyl, indazolyl,...
3646033 DERIVATIVES OF ISOINDOLINE  
3642813 1 2 3-TRIAZOLES AS UV ABSORBERS  
3637673 OPTICAL BLEACHING OF ORGANIC MATERIAL  
3637734 BENZIMIDAZOLYLFURAN COMPOUNDS  

Matches 251 - 300 out of 356 < 1 2 3 4 5 6 7 8 >