Provided is a treated platy substrate, a method of making it, and methods of using it. The substrate can be synthetic mica, optionally comprising metal-oxide layers. The treated platy substrate is useful in cosmetic compositions.

Provided is a treated platy substrate, a method of making it, and methods of using it. The substrate can be synthetic mica, optionally comprising metal-oxide layers. The treated platy substrate is useful in cosmetic compositions.

The invention relates to an absorbent effect pigment including a nonmetallic substrate in platelet form and a coating applied thereto, wherein the coating includes at least one spacer layer. The invention further relates to a process for production of and to the use of the absorbent effect pigment.

The invention relates to an absorbent effect pigment including a nonmetallic substrate in platelet form and a coating applied thereto, wherein the coating includes at least one spacer layer. The invention further relates to a process for production of and to the use of the absorbent effect pigment.

The present invention relates to red effect pigments including a nonmetallic substrate in platelet form and a coating applied thereto, wherein the coating includes at least one of metal oxide, metal hydroxide or metal oxide hydrate, the metal ions of the metal oxide, metal hydroxide and/or metal oxide hydrate comprise at least two different metal ions selected from the group of metals consisting of Fe, Sn, Ti and Zr, and to a process for production thereof and to the use of the red effect pigments.

The present invention relates to red effect pigments including a nonmetallic substrate in platelet form and a coating applied thereto, wherein the coating includes at least one of metal oxide, metal hydroxide or metal oxide hydrate, the metal ions of the metal oxide, metal hydroxide and/or metal oxide hydrate comprise at least two different metal ions selected from the group of metals consisting of Fe, Sn, Ti and Zr, and to a process for production thereof and to the use of the red effect pigments.

The present invention provides a copolymer used as oily gelling agent with which a stable oily gelled composition can be prepared.

The copolymer of the present invention is characterized by comprising a hydrophobic monomer represented by the following general formula (1) and a hydrophilic monomer represented by the following general formula (2) and/or the following general formula (3).

##STR00001##

(In formula (1), R.sup.1 is a straight-chain or branched-chain alkyl group having 16 to 22 carbon atoms. R.sup.2 is a hydrogen atom or a methyl group.)

##STR00002##

(In formula (2), R.sup.3 is a hydrogen atom, a glyceryl group, a straight-chain or branched-chain hydroxyalkyl group having 1 to 4 carbon atoms, or a polypropylene glycol group represented by —(C.sub.3H.sub.6O).sub.nH (here, n is an integer of 2 to 10). R.sup.4 is a hydrogen atom or a methyl group.)

##STR00003##

(In formula (3), R.sup.5 is a hydrogen atom or a methyl group, R.sup.6 is a straight-chain or branched-chain alkyl group or hydroxyalkyl group having 1 to 4 carbon atoms, or a substituent represented by the following structural formula (4).)

##STR00004##

The present invention provides a copolymer used as oily gelling agent with which a stable oily gelled composition can be prepared.

The copolymer of the present invention is characterized by comprising a hydrophobic monomer represented by the following general formula (1) and a hydrophilic monomer represented by the following general formula (2) and/or the following general formula (3).

##STR00001##

(In formula (1), R.sup.1 is a straight-chain or branched-chain alkyl group having 16 to 22 carbon atoms. R.sup.2 is a hydrogen atom or a methyl group.)

##STR00002##

(In formula (2), R.sup.3 is a hydrogen atom, a glyceryl group, a straight-chain or branched-chain hydroxyalkyl group having 1 to 4 carbon atoms, or a polypropylene glycol group represented by —(C.sub.3H.sub.6O).sub.nH (here, n is an integer of 2 to 10). R.sup.4 is a hydrogen atom or a methyl group.)

##STR00003##

(In formula (3), R.sup.5 is a hydrogen atom or a methyl group, R.sup.6 is a straight-chain or branched-chain alkyl group or hydroxyalkyl group having 1 to 4 carbon atoms, or a substituent represented by the following structural formula (4).)

##STR00004##

The invention relates to a method for preparing a cosmetic composition comprising the preparation of isododecane of natural origin and the mixture of isododecane formed with at least one compound selected from among: waxes, oils, film-forming agents, dyes and mixtures thereof. The invention also relates to the resulting cosmetic composition.

The invention relates to a method for preparing a cosmetic composition comprising the preparation of isododecane of natural origin and the mixture of isododecane formed with at least one compound selected from among: waxes, oils, film-forming agents, dyes and mixtures thereof. The invention also relates to the resulting cosmetic composition.