Abstract: A sealant composition comprising a sealant, an adhesive resin, and a long chain ester, particularly dimerate and trimerate esters, is capable of unexpected adhesion to substrates such as ceramic substrates (e.g., concrete), glass substrates, metal substrates such as metal flat stock materials, polymeric substrates including substrates comprising natural and/or synthetic rubbers and substrates comprising thermoplastic polymeric materials, particularly for use in sealing around bathroom fixtures, in storage areas, vents, plumbing lines, flooring, wheel wells, and the like.

Abstract: A method of epoxidizing an unsaturated compound having a carbon-to-carbon double bond to form an oxirane ring across the double bond comprising adding to said unsaturated compound (a) an organic acid capable of being oxidized to form a peracid; (b) an oxidizing agent selected from hydrogen peroxide or acetaldehyde monoperacetate, or a combination thereof; and (c) with or without an acid catalyst selected from a mineral acid or styrene sulfonic acid, or a combination thereof to form a reactant mixture; and forming the reactant mixture in a film against a wall of a thin-film reactor that is at a temperature sufficient to form a peracid from the organic acid, and contacting the film of reactant mixture against the film reactor wall for a time sufficient for reaction of a portion of the peracid with the unsaturated compound to form an oxirane ring across a double bond of the unsaturated compound. In another embodiment, preformed peracid and unsaturated compound are added directly to the thin-film reactor.

Abstract: A method of epoxidizing an unsaturated compound having a carbon-to-carbon double bond to form an oxirane ring across the double bond comprising adding to said unsaturated compound an oxidizing agent selected from hydrogen peroxide, acetaldehyde monoperacetate, an organic hydroperoxide, or a combination thereof, to form a reactant mixture; and forming the reactant mixture in a film against a wall of the thin-film reactor that is at a temperature sufficient for reaction of the oxidizing agent with the unsaturated compound to form an oxirane ring across a double bond of the unsaturated compound.

Abstract: An elastomeric composition including a natural or synthetic rubber, and a cyclic dimerate ester and/or a cyclic trimerate ester plasticizer.

Abstract: Polymers and compounds including a diphenylmethylene or a 9H-fluorene moiety; and sunscreen compositions including a mixture of a photoactive compound and any one of the foregoing derivatives are disclosed herein. Also disclosed are methods for stabilizing a sunscreen composition by the addition of one or more of the foregoing derivatives, methods of filtering out ultra-violet light from a substrate by the use of one or more such derivatives; and methods for terminating a polymerization reaction by the addition of derivatives of diphenylmethylene and/or 9H-fluorene. Synergistic combinations of the polymer with (1) diesters or polyesters of a naphthalene dicarboxylic acid, or (2) oxybenzone enhance the photostability of sunscreen compositions containing a photodegradable sunscreen active compound, such as avobenzone.

Abstract: Sunscreen compositions, including a mixture of a dibenzoylmethane derivative, and low and very low levels of an &agr;-cyano-&bgr;,&bgr;-diphenylacrylate compound and, optionally, together with one or more diesters and polyesters of naphthalene dicarboxylic acid and a methoxy-substituted benzophenone.

Abstract: A method of preparing a sunscreen including a solvent system and a filter system, the method including the step of controlling the polarity of the solvent system to control the rate of photodecay of the filter system, as well as sunscreen compositions and compounds for producing sunscreen compositions, are disclosed. A method of selling a cosmetically-acceptable sunscreen composition is disclosed.

Abstract: A method of preparing a sunscreen including a solvent system and a filter system, the method including the step of controlling the polarity of the solvent system to control the rate of photodecay of the filter system, as well as sunscreen compositions and compounds for producing sunscreen compositions, are disclosed.

Abstract: A method of preparing a sunscreen including a solvent system and a filter system, the method including the step of controlling the polarity of the solvent system to control the rate of photodecay of the filter system, as well as sunscreen compositions and compounds for producing sunscreen compositions, are disclosed.

Abstract: The compounds of formula (I), suitable solvents for the compounds, and use of the compounds as waxes, UV absorbers, and skin conditioners is disclosed. A compound of formula (I) is a wax at room temperature, absorbs UVA and UVB radiation, and boosts the sun protection factor of sunscreen compositions. The compounds of formula (I) have utility in a variety of cosmetics and other compositions including waxes for coating, polishing, and sealing, textile and leather manufacture, adhesives, and crafts. The compounds of formula (I) also have utility in the treatment of skin conditions including acne, psoriasis, seborrheic dermatitis, dandruff, warts, corns, calluses, ringworm infection, wrinkling, yellowing, leatheriness, mottling, and hyperpigmentation.

Abstract: A sunscreen composition containing a UV-B dibenzoylmethane derivative, such as 4-(1,1-dimethylethyl)-4′-methoxydibenzoylmethane (PARSOL 1789), and a stabilizer/solubilizer for the dibenzoylmethane derivative selected from formula (I) and formula (II), and mixtures thereof: wherein m=5, 7, 9 or mixtures and n=4, 6, 8 or mixtures; wherein p1 m=5, 7 or mixtures and n=4, 6 or mixtures. These long branched chain alkyl hydroxybenzoates and long branched chain benzoates having a C4+ branch at the 2 position are quite effective in stabilizing the dibenzoylmethane derivative UV-B filter compounds making them more effective; effective for longer periods of time.

Abstract: A hair-treating composition containing a diester or polyester of a naphthalene dicarboxylic acid having compound formula (I) or (II), or mixtures; for imparting gloss and/or hair color stabilization: wherein each R1, same or different, is an alkyl group having 1 to 22 carbon atoms, a diol having the structure HO—R2—OH, or a polyglycol having the structure HO—R3—(—O—R2—)m—OH, wherein R2 and R3, same or different, are each an alkylene group, sight chain or branched, having 1 to 6 carbon atoms, and wherein m and n are each 1 to about 100, or a mixture thereof. These diesters and polyesters of formula (I) or (II) are quite effective in stabilizing the dibenzoylmethane derivative UV-A filter compounds making them more effective, and effective for longer periods of time.

Abstract: A hair-treating composition containing a diester or polyester of a naphthalene dicarboxylic acid having compound formula (I) (II) or (III), or mixtures; for imparting gloss and/or hair color stabilization: wherein each R1, same or different, is an alkyl group having 1 to 22 carbon atoms, a diol having the structure HO—R2—OH, or a polyglycol having the structure HO—R3—(—O—R2—)m—OH, wherein R2 and R3, same or different, are each an allylene group, straight chain or branched, having 1 to 6 carbon atoms, and wherein m and n are each 1 to about 100, or a mixture thereof. These diesters and polyesters of formula (I) or (II) are quite effective in stabilizing the dibenzoylmethane derivative UV-A filter compounds making them more effective, and effective for longer periods of time.

Abstract: A hair-treating composition containing a diester or polyester of a naphthalene dicarboxylic acid having compound formula (I) or (II), or mixtures; for imparting gloss and/or hair color stabilization: ##STR1## wherein each R.sup.1, same or different, is an alkyl group having 1 to 22 carbon atoms, a diol having the structure HO--R.sup.2 --OH, or a polyglycol having the structure HO--R.sup.3 --(--O--R.sup.2 --).sub.m --OH, wherein R.sup.2 and R.sup.3, same or different, are each an alkylene group, straight chain or branched, having 1 to 6 carbon atoms, and wherein m and n are each 1 to about 100, or a mixture thereof. These diesters and polyesters of formula (I) or (II) are quite effective in stabilizing the dibenzoylmethane derivative UV-A filter compounds making them more effective, and effective for longer periods of time.

Abstract: A sunscreen composition containing a UV-A dibenzoylmethane derivative, such as 4-(1,1-dimethylethyl)-4'-methoxydibenzoylmethane (PARSOL.RTM. 1789), and a stabilizer for the dibenzoylmethane derivative having structure (I): ##STR1## wherein each R', same or different, is an alkyl group, straight or branched chain, having 1 to 22 carbon atoms. These diesters of structure (I) are quite effective in stabilizing the dibenzoylmethane derivative UV-A filter compounds making them more effective, and effective for longer periods of time.

Abstract: A cosmetic formulation, particularly a transparent cosmetic formulation, containing a diester or polyester of a naphthalene dicarboxylic acid having formula (I), (II), or (III), or mixtures: ##STR1## wherein each R.sup.1, same or different, is an alkyl group having 1 to 22 carbon atoms, a diol having the structure HO--R.sup.2 --OH, or a polyglycol having the structure HO--R.sup.3 --(--O--R.sup.2 --).sub.m --OH, wherein R.sup.2 and R.sup.3, same or different, are each an alkylene group, straight chain or branched, having 1 to 6 carbon atoms, and wherein m and n are each 1 to about 100, or a mixture thereof.

Abstract: A sunscreen composition containing a UV-A dibenzoylmethane derivative, such as 4-(1,1-dimethylethyl)-4'-methoxydibenzoylmethane (PARSOL.RTM. 1789), and a stabilizer for the dibenzoylmethane derivative having formula (I) or (II), or mixtures: ##STR1## wherein each R.sup.1, same or different, is an alkyl group having 1 to 22 carbon atoms, a diol having the structure HO--R.sup.2 --OH, or a polyglycol having the structure HO--R.sup.3 --(--O--R.sup.2 --).sub.m --OH, wherein R.sup.2 and R.sup.3, same or different, are each an alkylene group, straight chain or branched, having 1 to 6 carbon atoms, and wherein m and n are each 1 to about 100, or a mixture thereof. These diesters and polyesters of formula (I) or (II) are quite effective in stabilizing the dibenzoylmethane derivative UV-A filter compounds making them more effective, and effective for longer periods of time.

Abstract: A sunscreen composition containing a UV-A dibenzoylmethane derivative, such as 4-(1,1-dimethylethyl)-4'-methoxydibenzoylmethane (PARSOL.RTM. 1789), and a stabilizer/solubilizer for the dibenzoylmethane derivative having formula (I): ##STR1## These long branched chain alkyl salicylates having a C.sub.4 branch at the 2 position are quite effective in stabilizing the dibenzoylmethane derivative UV-B filter compounds making them more effective; effective for longer periods of time.

Abstract: A sunscreen composition containing a UV-A dibenzoylmethane derivative, such as 4-(1,1-dimethylethyl)-4'-methoxydibenzoylmethane (PARSOL.RTM. 1789), and a stabilizer/solubilizer for the dibenzoylmethane derivative having formula (I): ##STR1## wherein m=5, 7, 9 or mixtures andn=4, 6, 8 or mixtures;These long branched chain alkyl salicylates having a C.sub.4.sup.+ branch at the 2 position are quite effective in stabilizing the dibenzoylmethane derivative UV-B filter compounds making them more effective; effective for longer periods of time.

Abstract: A sunscreen composition containing a UV-B dibenzoylmethane derivative, such as 4-(1,1-dimethylethyl)-4'-methoxydibenzoylmethane (PARSOL 1789), and a stabilizer/solubilizer for the dibenzoylmethane derivative selected from formula (I) and formula (II), and mixtures thereof: ##STR1## wherein m=5, 7, 9 or mixtures and n=4, 6, 8 or mixtures; ##STR2## wherein m=5, 7 or mixtures and n=4, 6 or mixtures.These long branched chain alkyl hydroxybenzoates and long branched chain benzoates having a C.sub.4.sup.+ branch at the 2 position are quite effective in stabilizing the dibenzoylmethane derivative UV-B filter compounds making them more effective; effective for longer periods of time.