Abstract: The present invention relates to a cosmetic and/or dermatological composition comprising in a physiologically acceptable medium at least one merocyanine derivative of formula (1) or (2) and/or its E,E-, E,Z- or Z,Z-geometrical isomer forms: comprising specific polar groups consisting of hydroxyl- and ether-functionalities. Another object of the present invention relates to a cosmetic process for controlling and/or improving the darkening of the skin under exposure to UV radiation and the homogeneity of the colour of the complexion which comprises the application onto the skin of a cosmetic composition as above defined. Another object of the present invention relates to a cosmetic process for protecting the keratinic materials and particularly the skin against photo-ageing which comprises the application onto the keratinic material of a cosmetic composition as above defined.

Abstract: The present invention relates to a process for preparing a crystalline merocyanine compound, comprising the step of dissolving a merocyanine compound in an organic, polar solvent, wherein the process is performed at a pH below than 7 in the presence of an acid, wherein residual levels of colored impurities are eliminated.

Abstract: The present invention relates to photoinitiator compounds of the formula (1) wherein X is O, S or a direct bond; Y is O, S or CR9R10; R1, R2, R3, R4, R5, R6, R7 and R8 independently of each other are hydrogen, halogen, C1-C18alkyl, C5-C10cycloalkyl, C2-C18alkenyl, phenyl, C1-C4alkoxy, C5-C7cycloalkoxy, phenoxy, C1-C4-alkylthio, C5-C7cycloalkylthio, phenylthio, di(C1-C4alkyl)amino, di(C5-C7cycloalkyl)amino, N-morpholinyl, N-piperidinyl or a group of formula (2) provided that one or more than one of R1, R2, R3, R4, R5, R6, R7 or R8 is a group of formula (2); R9, R10 independently of each other are hydrogen, C1-C18alkyl, C2-C12alkenyl, C5-C10cycloalkyl, phenyl-C1-C4alkyl, phenyl or together with the C atom to which they are attached form a 5-membered, 6-membered or 7-membered ring; and R11 is hydrogen, C1-C18alkyl, C5-C10cycloalkyl, C2-C12alkenyl, phenyl-C1-C4alkyl or phenyl.

Abstract: The present invention relates to photoinitiator compounds of the formula (1) wherein X is O, S or a direct bond; Y is O, S or CR9R10; R1, R2, R3, R4, R5, R6, R7 and R8 independently of each other are hydrogen, halogen, C1-C18alkyl, C5-C10cycloalkyl, C2-C18alkenyl, phenyl, C1-C4alkoxy, C5-C7cycloalkoxy, phenoxy, C1-C4-alkylthio, C5-C7cycloalkylthio, phenylthio, di(C1-C4alkyl)amino, di(C5-C7cycloalkyl)amino, N-morpholinyl, N-piperidinyl or a group of formula (2) provided that one or more than one of R1, R2, R3, R4, R5, R6, R7 or R8 is a group of formula (2); R9, R10 independently of each other are hydrogen, C1-C18alkyl, C2-C12alkenyl, C5-C10ocycloalkyl, phenyl-C1-C4alkyl, phenyl or together with the C atom to which they are attached form a 5-membered, 6-membered or 7-membered ring; and R11 is hydrogen, C1-C18alkyl, C5-C10cycloalkyl, C2-C12alkenyl, phenyl-C1-C4alkyl or phenyl.

Abstract: Disclosed is the use of benzotropolone derivatives of formula wherein R1, R2 and R7 independently from each other are hydrogen; C1-C3alkyl; or COR8; R3 is hydrogen; or COOR9 R4 is hydrogen; or C1-C3alkyl; R5 is hydrogen; hydroxy; C1-C3-alkoxy; or —O—(CO)—R10; R6 is hydrogen; C1-C3alkyl; or COR8; or R5 and R6 together may form a five or six membered ring; or R6 and R7 together form a five or six membered ring; and R8, R9, R10 independently of each other are C1-C30alkyl; for protecting body-care and household products from photolytic and oxidative degradation.

Abstract: Disclosed are compounds of formula (1) and (2) and/or E/E-, E/Z- or Z/Z geometrical isomer forms thereof; wherein R1-R5, R1-R11 and A are defined as in description. The compounds are used as UV absorbers for protecting household products from photolytic and oxidative degradation, as plastic additives, preferably for food and pharmaceutical packaging applications, for preventing photo-degradation of food by incorporation of the compounds of formula (1?) and/or (2?) into transparent food containers, for protection of UV-A sensitive drugs from photo-degradation by incorporation of UV absorber in transparent blister foils or transparent pharmacy containers, as additives for photographic and printing applications, as additives for electronic applications and protecting the ingredients in agriculture applications.

Abstract: The present invention relates to specific acylhydrazone compounds, their use as oxidation catalysts and to a process for removing stains and soil on textiles and hard surfaces. The compounds are substituted with a specific cyclic ammonium group adjacent to the acyl group. Further aspects of the invention are compositions or formulations comprising such compounds.

Abstract: The present invention relates to specific acylhydrazone compounds, their use as oxidation catalysts and to a process for removing stains and soil on textiles and hard surfaces. The compounds are substituted with a specific cyclic ammonium group adjacent to the acyl group. Further aspects of the invention are compositions or formulations comprising such compounds.

Abstract: The present disclosure relates to specific acylhydrazone compounds, their use as oxidation catalysts and to a process for removing stains and soil on textiles and hard surfaces. The compounds are substituted with a specific cyclic ammonium group adjacent to the acyl group.

Abstract: Disclosed is the use of benzotropolone derivatives of formula wherein R1, R2 and R7 independently from each other are hydrogen; C1-C3alkyl; or COR8; R3 is hydrogen; or COOR9 R4 is hydrogen; or C1-C3alkyl; R5 is hydrogen; hydroxy; C1-C3-alkoxy; or —O—(CO)—R10; R6 is hydrogen; C1-C3alkyl; or COR8; or R5 and R6 together may form a five or six membered ring; or R6 and R7 together form a five or six membered ring; and R8, R9, R10 independently of each other are C1-C30alkyl; for protecting body-care and household products from photolytic and oxidative degradation.

Abstract: The present invention relates to a cosmetic and/or dermatological composition comprising in a physiologically acceptable medium at least one merocyanine derivative of formula (1) or (2) and/or its E,E-, E,Z- or Z,Z-geometrical isomer forms: comprising specific polar groups consisting of hydroxyl- and ether-functionalities. Another object of the present invention relates to a cosmetic process for controlling and/or improving the darkening of the skin under exposure to UV radiation and the homogeneity of the colour of the complexion which comprises the application onto the skin of a cosmetic composition as above defined. Another object of the present invention relates to a cosmetic process for protecting the keratinic materials and particularly the skin against photo-ageing which comprises the application onto the keratinic material of a cosmetic composition as above defined.

Abstract: The present invention relates to the use of selected metal complex compounds and ligands as oxidation catalysts as well as to a process for removing stains and soil on textiles and hard surfaces. The metal complex compounds have hydrazide ligands, preferably with electron withdrawing groups in the phenyl ring adjacent to the acyl group. Further aspects of the invention are formulations comprising such metal complex compounds, novel metal complex compounds and novel ligands.

Abstract: Disclosed are compounds of formula (1) and (2) and/or E/E-, E/Z- or Z/Z geometrical isomer forms thereof; wherein R1-R5, R1-R11 and A are defined as in description. The compounds are used as UV absorbers for protecting household products from photolytic and oxidative degradation, as plastic additives, preferably for food and pharmaceutical packaging applications, for preventing photo-degradation of food by incorporation of the compounds of formula (1?) and/or (2?) into transparent food containers, for protection of UV-A sensitive drugs from photo-degradation by incorporation of UV absorber in transparent blister foils or transparent pharmacy containers, as additives for photographic and printing applications, as additives for electronic applications and protecting the ingredients in agriculture applications.

Abstract: The present invention relates to the use of selected metal complex compounds and ligands as oxidation catalysts as well as to a process for removing stains and soil on textiles and hard surfaces. The metal complex compounds have hydrazide ligands, preferably with electron withdrawing groups in the phenyl ring adjacent to the acyl group. Further aspects of the invention are formulations comprising such metal complex compounds, novel metal complex compounds and novel ligands.

Abstract: The present invention relates to the use of a stabilizing composition comprising (a) an effective stabilizing amount of at least one merocyanine derivative having an absorption maximum of 350 to 400 nm, and (b) at least one UV filter selected from benzotriazole derivatives; and optionally (c) at least one excited state quencher; for the protection of body care and household products against the deleterious effects of light, heat and oxygen.

Abstract: An improved drywall corner bead cutting device includes a cutting device base and at least one cutting blade assembly mounted on the cutting device base. The cutting blade assembly includes a corner bead support structure having a corner bead support wall operative to engage the upper wall of a drywall corner bead having a nose and wing sections. A corner bead support structure cutting blade is mounted on the corner bead support structure generally diagonally aligned relative to the corner bead support wall. A pivotably mounted cutting arm includes a cutting blade, the cutting blade positioned adjacent to and parallel with the corner bead support structure cutting blade.

Abstract: A drywall corner bead cutting device includes a drywall corner bead retaining body having a cross-sectional shape approximately similar to the cross-sectional shape of the drywall corner bead to be cut, the retaining body including a longitudinally extended top wall plate and inner and outer base wall retaining elements for releasably retaining the drywall corner bead within the retaining body and at least one cutting blade assembly movably mounted on the retaining body which includes a handle and a cutting blade which extends through the retaining body to cut the drywall corner bead on a diagonal to permit the cut sections of drywall corner bead to be butted against one another to form a generally seamless joint.