EP0437216A2
Expired / Lapsed
EP
⏱️ 0.0 years remaining
Silicone-dissolving and solubilizing agents
Assignee: Nisshin Oillio Group Ltd
•
Filing: 1991-01-02
•
Granted: —
•
Expires: 2011-01-02
Abstract
Abstract A branched monoester represented by the formula R<1>COOR<2> acts as a silicone-dissolving or solubilizing agent. In the formula, R<1> is an isoalkyl group having 4 to 17 carbon atoms, and R<2> is an isoalkyl group having 3 to 18 carbon atoms.
Inventors
- 👤 Tadashiro Hirose
- 👤 Yoshihiro Ueda
- 👤 Yoshiaki Takagi
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-04 14:54
CPC Classifications
C; C08; C08J; C08J3/00; C08J3/02; C08J3/09; C08J3/091; C08J3/095; A; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/33; A61K8/37; A61K8/72; A61K8/84; A61K8/89; A61K8/891; A61Q; A61Q1/00; A61Q1/02; A61Q1/04; A61Q1/06; A61Q5/00; A61Q5/12; C07; C07C; C07C69/00; C07C69/02; C07C69/22; C07C69/24; C08J2383/00; C08J2383/04
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
40 words
A silicone-dissolving agent, comprising at least one branched monoester represented by the general formula: R¹COOR² (I) where R¹ is an isoalkyl group having 4 to 17 carbon atoms, and R² is an isoalkyl group having 3 to 18 carbon atoms.
Claim 2
Dependent Claim
17 words
The silicone-dissolving agent according to claim 1, characterized in that R¹ has 7 to 17 carbon atoms.
Claim 3
Dependent Claim
17 words
The silicone-dissolving agent according to claim 1, characterized in that R² has 8 to 18 carbon atoms.
Claim 4
Dependent Claim
22 words
The silicone-dissolving agent according to claim 1, characterized in that said monoester is selected from isooctyl isononanoate, isononyl isomyristate and isodecyl isononanoate.
Claim 5
Dependent Claim
48 words
A silicone-solubilizing agent for making silicone soluble in a silicone-insoluble oil, comprising at least one branched monoester represented by the general formula: R¹COOR² (I) where R¹ is an isoalkyl group having 4 to 17 carbon atoms, and R² is an isoalkyl group having 3 to 18 carbon atoms.
Claim 6
Dependent Claim
47 words
A solution comprising: at least one branched monoester represented by the general formula: R¹COOR² (I) where R¹ is an isoalkyl group having 4 to 17 carbon carbon atoms, and R² is an isoalkyl group having 3 to 18 carbon atoms; and a silicone dissolved in said monoester.
Claim 7
Dependent Claim
16 words
The solution according to claim 6, characterized in that R¹ has 7 to 17 carbon atoms.
Claim 8
Dependent Claim
16 words
the solution according to claim 6, characterized in that R² has 8 to 18 carbon atoms.
Claim 9
Dependent Claim
21 words
The solution according to claim 6, characterized in that said monoester is selected from isooctyl isononanoate, isononyl isomyristate, and isodecyl isononanoate.
Claim 10
Dependent Claim
49 words
A solution comprising: at least one branched monoester represented by the general formula: R¹COOR² (I) where R¹ is an isoalkyl group having 4 to 17 carbon atoms, and R² is an isoalkyl group having 3 to 18 carbon atoms; a silicone dissolved therein; and a silicone-insoluble oil dissolved therein.
Claim 11
Dependent Claim
16 words
The solution according to claim 10, characterized in that R¹ has 7 to 17 carbon atoms.
Claim 12
Dependent Claim
16 words
The solution according to claim 10, characterized in that R² has 8 to 18 carbon atoms.
Claim 13
Dependent Claim
21 words
The solution according to claim 10, characterized in that said monoester is selected from isooctyl isononanoate, isononyl isomyristate, and isodecyl isononanoate.
Claim 14
Dependent Claim
35 words
The solution according to claim 10, which contains 5 to 50 parts by weight of said silicone insoluble oil based on 100 parts by weight of the solution of said silicone dissolved in said monoester.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.