# US 8,541,532 B2 · Silane compound, production method thereof, and resin composition containing silane compound

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- Number: US 8,541,532 B2
- Document ID: US8541532B2
- Status: Granted
- Kind: B2
- Application number: 12/526,002
- Filed: 2008-02-07
- Published: 2010-12-16
- Granted: 2013-09-24
- Earliest claimed: 2007-02-09
- Assignees: Nippon Shokubai Co., Ltd.
- Applicants: Takuo Sugioka
- Inventors: Takuo Sugioka
- Web page: https://patentgrep.com/patent/US8541532B2

## CPC

- C07F 7/0838: {Compounds with one or more Si-O-Si sequences (compounds with a ring containing only alternating Si and O atoms, i.e. cyclosilanes C07F7/21)}
- C07F 7/21: Cyclic compounds having at least one ring containing silicon, but no carbon in the ring
- C08G 77/26: nitrogen-containing groups
- C08L 83/08: containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen
- H01F 1/0578: {bonded together}
- C07F: ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM (metal-containing porphyrins C07D487/22)
- C08G: MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08L: COMPOSITIONS OF MACROMOLECULAR COMPOUNDS (compositions based on polymerisable monomers C08F, C08G; artificial filaments or fibres D01F; textile treating compositions D06)
- H01F: MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES

## Abstract

A siloxane compound comprising a structure unit formed by connecting at least one organic skeleton having an imido bond to a silicon atom forming a siloxane bond, wherein the silane compound is defined by the following average formula: XaYbZcSiOd. X denotes groups including an organic skeleton having an imido bond, represented by formula (1) in the specification; Z denotes an organic groups having no imido bond; Y denotes at least one of hydrogen, hydroxyl, halogen, and OR; R denotes at least one of alkyl, acyl, aryl, and unsaturated aliphatic residual groups and may have a substituent; a is ≦3 and >0; b is 0≦3; c is 0≦3; d is ≦2 and >0; and a+b+c+2d=4, R1 denotes at least one from aromatic, heterocyclic, and alicyclic rings; x and z independently ≧0 and ≦5; and y is 0 or 1.

## Claims

### Claim 1

A siloxane compound having a siloxane bond and an imido bond,
wherein the siloxane compound comprises a structure unit formed by connecting at least one organic skeleton having an imido bond to a silicon atom forming a siloxane bond,
wherein the siloxane compound is defined by the following average composition formula:
XaYbZcSiOd
wherein X in the average composition formula is defined by the following formula (5):
in the formula,
R16 to R21 may be same or different and independently denote at least one selected from the group consisting of hydrogen atom, alkyl group, halogen atom, or aromatic groups;
x and z may be same or different and independently denote an integer of 0 or higher and 5 or lower; and
y is 0 or 1;
Z may be same or different and denotes an organic group having no imido bond;
Y is a hydroxyl group or an OR group, in which R is an alkyl group having 1 to 8 carbon atom(s);
a is 1;
b is 0 or a numeral less than 3;
c is 0;
d is a numeral less than 2 but not 0; and
a+b+c+2d=4.

### Claim 2 (depends on 1)

The siloxane compound according to claim 1, wherein x+z is 3, and y is 0.

### Claim 3 (depends on 1)

The siloxane compound according to claim 1, wherein the number of bonds between a silicon atom to which X is connected and an oxygen atom is 3.

### Claim 4 (depends on 1)

The siloxane compound according to claim 1, wherein the number of bonds between a silicon atom forming the siloxane bond and an oxygen atom is 3.

### Claim 5 (depends on 1)

The siloxane compound according to claim 1, wherein a ratio of a silanol group amount, calculated by the following formula (α), is 0.1 or less; molar number of (Si—OH bond]/[molar number of Si—O bond] (α).

### Claim 6 (depends on 1)

The siloxane compound according to claim 1, wherein the siloxane compound has a cage-like molecular structure.

### Claim 7 (depends on 1)

The siloxane compound according to claim 1, wherein the siloxane skeleton of the siloxane compound is defined as (SiOm)n, wherein m is 1.5, and n denotes the polymerization degree and is 2 to 1000.