The present invention relates to extracts of
Isochrysis
sp., preferably Tahitian
Isochrysis,
its cosmetic, dermatological and/or therapeutic uses and compositions and cosmetic, dermatological or therapeutic products comprising such an extract of
Isochrysis
sp., preferably Tahitian
Isochrysis.
Thermotropic liquid crystal polymer microcapsules, a method for preparing the same, and cosmetic compositions containing the same
申请人:——
公开号:US20030129247A1
公开(公告)日:2003-07-10
There are provided thermotropic liquid crystal polymer microcapsules which can show behavior of liquid crystal as it is within polymer phase due to phase separation between liquid crystal and polymer, so to be incorporated into cosmetic composition as an additive for visual effect, and in loading active ingredients within liquid crystal, can improve the stability of the active ingredients in cosmetic base; and a method for preparing the same; and cosmetic compositions containing the same.
4-Formyl amino-n-methylpiperidine derivatives, the use thereof as stabilisers and organic material stabilised therewith
申请人:——
公开号:US20030083406A1
公开(公告)日:2003-05-01
The present invention relates to 4-formylamino-N-methylpiperidine derivatives of the formula (I)
1
where the variables are as defined in the Description, to a process for preparing these piperidine derivatives, to the use of these piperidine derivatives of the invention, or prepared according to the invention, for stabilizing organic material, in particular for stabilizing plastics or coating materials, and also to the use of these piperidine derivatives of the invention, or prepared according to the invention, as light stabilizers or stabilizers for wood surfaces.
The present invention further relates to stabilized organic material which comprises these piperidine derivatives of the invention or prepared according to the invention.
Tripeptides and derivatives thereof for cosmetic application in order to improve skin structure
申请人:Ziegler Hugo
公开号:US20070099842A1
公开(公告)日:2007-05-03
The invention relates to compounds and to the cosmetically acceptable salts thereof, which correspond to general formula (I), wherein: R
1
represents H, —C(O)—R
6
, —SO
2
—R
6
or —C(O)—XR
6
; R
2
and R
4
, independent of one another, represent (CH
2
)
n
—NH
2
or (CH
2
)
3
—NHC(NH)NH
2
; n equals 1 4; R
3
represents linear or branched C
1
-C
4
alkyl that is optionally substituted by hydroxy; R
5
and R
6
, independent of one another, represent hydrogen, optionally substituted (C
1
-C
24
) alkyl, optionally substituted C
2
-C
24
alkenyl, optionally substituted phenyl, optionally substituted phenyl-C
1
-C
4
alkyl or 9-fluorenyl-methyl; X represents oxygen (—O—) or —NH—; or XR
5
with X=O also represents the esters of a-tocopherol, tocotrienol or retinol, with the provision that R
1
and R
5
do not represent hydrogen and X does not represent oxygen at the same time. The invention also relates to the production of the compounds of general formula (I) and to a cosmetically active composition that contains at least one compound of formula (I).
[EN] ACRYLATE-FUNCTIONAL BRANCHED ORGANOSILICON COMPOUND, METHOD OF PREPARING SAME, AND COPOLYMER FORMED THEREWITH<br/>[FR] COMPOSÉ D'ORGANOSILICIUM RAMIFIÉ À FONCTION ACRYLATE, SON PROCÉDÉ DE PRÉPARATION ET COPOLYMÈRE FORMÉ AVEC CELUI-CI
申请人:DOW SILICONES CORP
公开号:WO2020142474A1
公开(公告)日:2020-07-09
A method of preparing an acrylate-functional branched organosilicon compound ("compound") is provided, and comprises reacting (A) a branched organosilicon compound and (B) an acrylate compound in the presence of (C) a catalyst, wherein component (A) has the general formula X-Si(R1)3, where X comprises a halogen-functional moiety and each R1 is selected from R and –OSi(R4)3, with the proviso that at least one R1 is –OSi(R4)3; each R4 is selected from R, –OSi(R5)3, and –[OSiR2]mOSiR3; each R5 is selected from R, –OSi(R6)3, and –[OSiR2]mOSiR3; each R6 is selected from R and –[OSiR2]mOSiR3; each R is an independently selected hydrocarbyl group; and 0≤m≤100; with the proviso that at least one of R4, R5 and R6 is –[OSiR2]mOSiR3. The compound prepared by the method, a copolymer comprising the reaction product of the compound and a second compound, a method of forming the copolymer, and a composition comprising the copolymer are each also provided.