JPH0543697A - Reactive organopolysiloxane - Google Patents

Reactive organopolysiloxane

Info

Publication number
JPH0543697A
JPH0543697A JP22965591A JP22965591A JPH0543697A JP H0543697 A JPH0543697 A JP H0543697A JP 22965591 A JP22965591 A JP 22965591A JP 22965591 A JP22965591 A JP 22965591A JP H0543697 A JPH0543697 A JP H0543697A
Authority
JP
Japan
Prior art keywords
group
integer
formula
following formula
carbon atoms
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP22965591A
Other languages
Japanese (ja)
Other versions
JP3383670B2 (en
Inventor
Isao Noda
功 野田
Hiroaki Shoji
博昭 庄司
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NUC Corp
Original Assignee
Nippon Unicar Co Ltd
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Filing date
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  • Adhesives Or Adhesive Processes (AREA)
  • Silicon Polymers (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)

Abstract

PURPOSE:To obtain a reactive organopolysiloxane having excellent weather resistance, thermal resistance and durability which is valuable as a modifier for inter-material adhesion by providing a specific molecular structure. CONSTITUTION:A reactive organopolysiloxane of formula I, wherein each of Rs independently represents a hydrogen atom, a monovalent hydrocarbon residue or a halogenated alkyl group; Y represents an organic reactive functional group of formula II (wherein R<1> represents a direct bond or a 1-20C divalent hydrocarbon residue; and X represents a functional group having an organic reactivity); Z represents a condensable silylalkyl group of formula III (wherein R<2> represents a 2-5C alkylene group; each of R<3> and R<4> independently represents a hydrogen atom or a 1-5C alkyl group; and a is an integer of 2 or 3); M is a group selected from the above-mentioned R, Y and Z; p is an integer of from 0 to 500; g is an integer of from 0 to 200; and r is an integer of from 0 to 200; provided that when g is 0, then M is Y and r is an integer of 1 or more, and when r is 0, then M is Z and p is an integer of 1 or more.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】本発明は反応性オルガノポリシロ
キサンに関し、より詳しくは、素材間の接着性改質剤、
塗料改質剤、繊維の表面改質剤等として有用であり、優
れた耐候性、耐熱性および耐久性を示す新規な反応性オ
ルガノポリシロキサンに関する。
FIELD OF THE INVENTION The present invention relates to a reactive organopolysiloxane, and more particularly, to an adhesion modifier between materials,
The present invention relates to a novel reactive organopolysiloxane which is useful as a paint modifier, a fiber surface modifier, etc. and exhibits excellent weather resistance, heat resistance, and durability.

【0002】[0002]

【従来の技術】1分子中にアルコキシシリル基と有機反
応性官能基とを有するオルガノポリシロキサンは英国特
許第1409741号に開示されている。しかしなが
ら、このオルガノポリシロキサンを2つの素材間(特に
有機材と無機フィラー等の無機材間)の接着性改質剤、
塗料改質剤、繊維の表面改質剤等として使用する場合、
基材との反応性に劣る等の欠点があった。
Organopolysiloxanes having an alkoxysilyl group and an organic reactive functional group in one molecule are disclosed in British Patent No. 1409741. However, this organopolysiloxane is used as an adhesion modifier between two materials (especially between an organic material and an inorganic material such as an inorganic filler).
When used as a paint modifier, fiber surface modifier, etc.,
There were drawbacks such as poor reactivity with the substrate.

【0003】[0003]

【発明が解決しようとする課題】本発明は上記した欠点
を解決するためになされたものであり、素材間(特に有
機材と無機フィラー等の無機材間)の接着性改質剤、塗
料改質剤、繊維の表面改質剤等として使用した場合に、
優れた耐候性、耐熱性および耐久性を示す新規な反応性
オルガノポリシロキサンを提供することを課題とする。
SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned drawbacks, and it is an adhesive modifier between materials (especially between an organic material and an inorganic material such as an inorganic filler) and a coating modification. When used as a substance or surface modifier for fibers,
An object of the present invention is to provide a novel reactive organopolysiloxane exhibiting excellent weather resistance, heat resistance and durability.

【0004】[0004]

【課題を解決するための手段】本発明者等は鋭意研究の
結果、1分子中に、ケイ素原子に直接結合した、有機反
応性官能基と縮合性シリルアルキル基をそれぞれ少なく
とも1個有する反応性オルガノポリシロキサンにより上
記課題が解決できることを見出し、本発明を完成させ
た。
Means for Solving the Problems As a result of earnest research by the present inventors, the reactivity having at least one organic reactive functional group and at least one condensable silylalkyl group directly bonded to a silicon atom in one molecule. The present inventors have completed the present invention by finding that the above problems can be solved by using organopolysiloxane.

【0005】すなわち、本発明は、1分子中に、ケイ素
原子に直接結合した a)次式: −R1 −X (式中、R1 は直接結合または炭素原子数1ないし20
の二価炭化水素基を表し、Xは有機反応性を有する官能
基を表す)で表される有機反応性官能基(Y基)と、 b)次式: (式中、R2 は炭素原子数2ないし5のアルキレン基を
表し、R3 およびR4 は互いに独立して水素原子または
炭素原子数1ないし5のアルキル基を表し、aは2また
は3の整数である)で表される縮合性シリルアルキル基
(Z基)とをそれぞれ少なくとも1個有する反応性オル
ガノポリシロキサンに関する。
That is, in the present invention, in one molecule, directly bonded to a silicon atom a) The following formula: -R 1 -X (wherein R 1 is a direct bond or has 1 to 20 carbon atoms).
Which represents a divalent hydrocarbon group, wherein X represents a functional group having organic reactivity), and b) the following formula: (In the formula, R 2 represents an alkylene group having 2 to 5 carbon atoms, R 3 and R 4 each independently represent a hydrogen atom or an alkyl group having 1 to 5 carbon atoms, and a represents 2 or 3 And a condensable silylalkyl group (Z group) represented by each integer.

【0006】本発明は特に次式: 〔式中、Rは互いに独立して水素原子、一価炭化水素基
またはハロゲン化アルキル基を表し、 Yは次式: −R1 −X (式中、R1 は直接結合または炭素原子数1ないし20
の二価炭化水素基を表し、Xは有機反応性を有する官能
基を表す)で表される有機反応性官能基を表し、Zは次
式: (式中、R2 は炭素原子数2ないし5のアルキレン基を
表し、R3 およびR4 は互いに独立して水素原子または
炭素原子数1ないし5のアルキル基を表し、aは2また
は3の整数である)で表される縮合性シリルアルキル基
を表し、Mは上記R、YおよびZから選択される基を表
し、pは0ないし500の整数であり、qは0ないし2
00の整数であり、rは0ないし200の整数である
が、ただしqが0の場合はMがYで、かつrは1以上の
整数であり、rが0の場合はMがZで、かつpは1以上
の整数である〕で表される反応性オルガノポリシロキサ
ンに関する。
The present invention has the following formulas: [In formula, R represents a hydrogen atom, a monovalent hydrocarbon group, or a halogenated alkyl group mutually independently, Y is the following formula: -R 1 -X (In the formula, R 1 is a direct bond or has 1 carbon atom. Through 20
Represents a divalent hydrocarbon group, X represents an organic reactive functional group), and Z represents the following formula: (In the formula, R 2 represents an alkylene group having 2 to 5 carbon atoms, R 3 and R 4 each independently represent a hydrogen atom or an alkyl group having 1 to 5 carbon atoms, and a represents 2 or 3 Is an integer), M is a group selected from R, Y and Z, p is an integer of 0 to 500, and q is 0 to 2
00 is an integer of 0 to 200, but when q is 0, M is Y, and r is an integer of 1 or more, and when r is 0, M is Z, And p is an integer of 1 or more].

【0007】上記式中、Rは互いに独立して水素原子、
一価炭化水素基、例えばメチル基、エチル基、プロピル
基、ブチル基、オクチル基、ドデシル基、フェニル基、
フェネチル基等またはハロゲン化アルキル基、例えばト
リフロロプロピル基、クロロプロピル基であるが、特に
一価炭化水素基、とりわけメチル基、およびフロロアル
キル基が好ましい。
In the above formula, R is independently of each other a hydrogen atom,
Monovalent hydrocarbon groups such as methyl group, ethyl group, propyl group, butyl group, octyl group, dodecyl group, phenyl group,
A phenethyl group or a halogenated alkyl group such as a trifluoropropyl group or a chloropropyl group is preferable, but a monovalent hydrocarbon group, particularly a methyl group, and a fluoroalkyl group are particularly preferable.

【0008】上記Y基の中のR1 は直接結合または炭素
原子数1ないし20の二価炭化水素基、例えば−CH2
−,−CH2 CH2 −,−CH2 CH2 CH2 −,−C
H(CH3 )CH2 −,−(CH2 4 −,−(C
2 6 −,−(CH2 8 −,−CH2 CH2 6
4 −,−(CH2 12−,−(CH2 16−であり、好
ましくはプロピレン基である。また、Y基のXは有機反
応性を有する官能基、例えばエポキシ基、アミノ基、水
酸基、カルボキシル基、アシル基、メルカプト基、メタ
クリロ基、イソシアネート基、ウレイド基、ビニル基、
アミド基、イミド基、イミノ基、アルデヒド基、ニトロ
基、ニトリル基、オキシム基、アゾ基、ヒドラゾン基で
ある。Y基の具体例としては、−(CH2 3 OH,−
(CH2 3 SH,−(CH2 3 NH2 ,−(C
2 7 COOH, 等を挙げることができるが、これらに限定されるもので
はない。
R 1 in the above Y group is a direct bond or a divalent hydrocarbon group having 1 to 20 carbon atoms, for example --CH 2
-, - CH 2 CH 2 - , - CH 2 CH 2 CH 2 -, - C
H (CH 3) CH 2 - , - (CH 2) 4 -, - (C
H 2) 6 -, - ( CH 2) 8 -, - CH 2 CH 2 C 6 H
4 -, - (CH 2) 12 -, - (CH 2) 16 - a, preferably from propylene group. Further, X of Y group is a functional group having organic reactivity, for example, epoxy group, amino group, hydroxyl group, carboxyl group, acyl group, mercapto group, methacrylo group, isocyanate group, ureido group, vinyl group,
An amide group, an imide group, an imino group, an aldehyde group, a nitro group, a nitrile group, an oxime group, an azo group, and a hydrazone group. Specific examples of Y groups, - (CH 2) 3 OH , -
(CH 2) 3 SH, - (CH 2) 3 NH 2, - (C
H 2 ) 7 COOH, However, the present invention is not limited to these.

【0009】上記Z基の中のR2 は炭素原子数2ないし
5のアルキレン基、例えば−CH2 CH2 −,−CH2
CH2 CH2 −,−CH(CH3 )CH2 −,−(CH
2 4 −,−(CH2 5 −等であり、好ましくはエチ
レン基である。R3 およびR4 は互いに独立して水素原
子または炭素原子数1ないし5のアルキル基、例えばメ
チル基、エチル基、プロピル基、ブチル基であり、好ま
しくはR3 はメチル基、R4 はメチル基またはエチル基
である。aは2または3の整数であるが、反応性の点か
ら3が好ましい。Z基の具体例としては、−CH2 CH
2 Si(OCH3 3 ,−CH2 CH2 Si(OC2
5 3 ,−CH2 CH2 Si(CH3 )(OC
3 2 ,−CH2 CH2 Si〔OCH(CH3 2
3 ,−(CH2 3 Si(CH3 )(OC2 5 2
−(CH2 5 Si(C2 5 )(OC2 5 2 等を
挙げることができるが、これらに限定されるものではな
い。
R 2 in the Z group is an alkylene group having 2 to 5 carbon atoms, such as --CH 2 CH 2- , --CH 2
CH 2 CH 2 -, - CH (CH 3) CH 2 -, - (CH
2 ) 4 -,-(CH 2 ) 5-, etc., and preferably an ethylene group. R 3 and R 4 are each independently a hydrogen atom or an alkyl group having 1 to 5 carbon atoms, for example, a methyl group, an ethyl group, a propyl group or a butyl group, preferably R 3 is a methyl group and R 4 is methyl. Group or ethyl group. a is an integer of 2 or 3, but 3 is preferable from the viewpoint of reactivity. Specific examples of the Z group include —CH 2 CH.
2 Si (OCH 3) 3, -CH 2 CH 2 Si (OC 2 H
5) 3, -CH 2 CH 2 Si (CH 3) (OC
H 3) 2, -CH 2 CH 2 Si [OCH (CH 3) 2]
3, - (CH 2) 3 Si (CH 3) (OC 2 H 5) 2,
- (CH 2) 5 Si ( C 2 H 5) (OC 2 H 5) but 2 and the like, but is not limited thereto.

【0010】本発明の反応性オルガノポリシロキサンの
具体例としては、以下のものを挙げることができるが、
もちろんこれらに限定されるものではない:
The following can be mentioned as specific examples of the reactive organopolysiloxane of the present invention.
Of course not limited to these:

【0011】本発明の反応性オルガノポリシロキサンは
それ自体公知である従来の合成方法の組合せにより製造
することができる。例えば、上記式(1)で表される化
合物の場合、対応するメチルハイドロジェンポリシロキ
サンに とCH2 =CHSi(OCH3 3 とを白金系触媒の存
在下で付加反応させることによって得られる。同様に、
上記式(2)で表される化合物の場合、対応するメチル
ハイドロジェンポリシロキサンに とCH2 =CHSi(OC2 5 3 とを白金系触媒の
存在下で付加反応させることによって得られる。さら
に、上記式(3)で表される化合物の場合、対応するメ
チルハイドロジェンポリシロキサンにCH2 =CHCH
2 OHとCH2 =CHSi(OCH3 3 とを白金系触
媒の存在下で付加反応させることによって得られる。ま
た、上記式(4)で表される化合物の場合、対応するメ
チルハイドロジェンポリシロキサンにCH2 =CHCH
2ClとCH2 =CHSi(OCH3 3 とを白金系触
媒の存在下で付加反応させ、次に得られた生成物をエチ
レンジアミンと反応させることによって得られる。
The reactive organopolysiloxanes of this invention can be prepared by a combination of conventional synthetic methods known per se. For example, in the case of the compound represented by the above formula (1), the corresponding methyl hydrogen polysiloxane is And CH 2 ═CHSi (OCH 3 ) 3 in the presence of a platinum-based catalyst. Similarly,
In the case of the compound represented by the above formula (2), the corresponding methyl hydrogen polysiloxane is And CH 2 ═CHSi (OC 2 H 5 ) 3 in the presence of a platinum-based catalyst. Further, in the case of the compound represented by the above formula (3), CH 2 ═CHCH is added to the corresponding methyl hydrogen polysiloxane.
It can be obtained by subjecting 2 OH and CH 2 ═CHSi (OCH 3 ) 3 to an addition reaction in the presence of a platinum catalyst. In the case of the compound represented by the above formula (4), CH 2 ═CHCH is added to the corresponding methyl hydrogen polysiloxane.
2 Cl and CH 2 ═CHSi (OCH 3 ) 3 are subjected to an addition reaction in the presence of a platinum-based catalyst, and then the obtained product is reacted with ethylenediamine.

【0012】本発明の反応性オルガノポリシロキサン
は、例えば2つの素材間(特に有機材と無機フィラー等
の無機材間)の接着性の改質剤として利用することがで
き、天然ゴムやスチレン−ブタジエン共重合ゴム、ブタ
ジエンゴム、イソブチレン−イソプレン共重合ゴム、ク
ロロプレンゴム、アクリロニトリル−ブタジエン共重合
ゴム、イソプレンゴム、エチレン−プロピレン−ジエン
共重合ゴム、エチレン−プロピレン共重合ゴム等の合成
ゴムや、アクリロニトリル−ブタジエン−スチレン共重
合体、ポリスチレン等の合成樹脂相互の、またはこれら
と他のゴムや樹脂との接着に際して使用されるゴム系接
着剤またはウレタン樹脂系接着剤、エポキシ樹脂系接着
剤等に配合したり、このオルガノポリシロキサンを接着
剤の主成分とすることもできる。また、ゴムや樹脂の混
合における組成物間の界面の接着剤として有効である。
さらに、本発明のオルガノポリシロキサンは、上記ゴム
や樹脂等の有機材と金属やシリカ、石英、タルク、クレ
ー、酸化亜鉛、酸化鉄、酸化チタン、酸化アルミニウ
ム、炭酸カルシウム、水酸化アルミニウム、雲母、カー
ボンブラック等の無機フィラーやガラス等の無機材との
接着に際しても優れた接着強度を示し、耐候性および耐
熱性の高い強化プラスチックや高強度エラストマー等が
得られる。また、塗料改質剤としてポリエステル樹脂や
アクリル樹脂等からなる塗料用樹脂に配合され、金属、
木材、コンクリートなどへの耐候性、耐久性および耐熱
性に優れた塗装を可能とする。さらに、繊維の表面改質
剤としては、その素材として羊毛、絹、麻、木綿、アス
ベスト等の天然繊維、レーヨン、キュプラ、アセテート
等の再生繊維、ポリエステル、ポリエステルエーテル、
ポリアクリロニトリル、ビニロン、ポリ塩化ビニリデ
ン、ポリ塩化ビニル、ポリエチレン、ポリプロピレン等
の有機合成繊維、ガラス繊維、カーボン繊維等の無機合
成繊維等のいかなる繊維であってもよく、また織物、編
物、不織布、樹脂加工布等のいかなる形態のものであっ
てもその繊維の表面を処理することができ、該繊維に耐
候性や耐久性等を付与する。従って、本発明は、素材間
の接着性改質剤、塗料改質剤および繊維の表面改質剤と
しての上記の本発明に係る反応性オルガノポリシロキサ
ンの使用に関し、中でも、本発明のオルガノポリシロキ
サンは、有機材と無機材との間の接着性改質剤として好
適に使用される。
The reactive organopolysiloxane of the present invention can be used, for example, as a modifier for the adhesiveness between two materials (particularly between an organic material and an inorganic material such as an inorganic filler), and can be used as a natural rubber or styrene. Synthetic rubber such as butadiene copolymer rubber, butadiene rubber, isobutylene-isoprene copolymer rubber, chloroprene rubber, acrylonitrile-butadiene copolymer rubber, isoprene rubber, ethylene-propylene-diene copolymer rubber, ethylene-propylene copolymer rubber and acrylonitrile -Butadiene-styrene copolymer, compounded with synthetic resins such as polystyrene, or rubber-based adhesives or urethane resin-based adhesives, epoxy resin-based adhesives, etc. used for bonding these to other rubbers or resins Or use this organopolysiloxane as the main component of the adhesive. It can also be. It is also effective as an adhesive at the interface between the compositions in mixing rubber or resin.
Further, the organopolysiloxane of the present invention is an organic material such as the above rubber or resin and metal or silica, quartz, talc, clay, zinc oxide, iron oxide, titanium oxide, aluminum oxide, calcium carbonate, aluminum hydroxide, mica, Excellent adhesive strength is exhibited even when bonded to an inorganic filler such as carbon black or an inorganic material such as glass, and a reinforced plastic or high-strength elastomer having high weather resistance and heat resistance can be obtained. Also, as a paint modifier, it is blended with paint resins such as polyester resin and acrylic resin, and metal,
It enables coating with excellent weather resistance, durability and heat resistance on wood, concrete, etc. Further, as the surface modifier of the fiber, as its material, natural fibers such as wool, silk, hemp, cotton and asbestos, regenerated fibers such as rayon, cupra and acetate, polyester, polyester ether,
It may be any fiber such as organic synthetic fibers such as polyacrylonitrile, vinylon, polyvinylidene chloride, polyvinyl chloride, polyethylene and polypropylene, inorganic synthetic fibers such as glass fiber and carbon fiber, and woven fabric, knitted fabric, non-woven fabric, resin. The surface of the fiber can be treated in any form such as a work cloth, and the fiber is provided with weather resistance and durability. Therefore, the present invention relates to the use of the above-mentioned reactive organopolysiloxane according to the present invention as an adhesive modifier between materials, a paint modifier and a surface modifier for fibers, among which the organopolysiloxane of the present invention is used. Siloxane is preferably used as an adhesion modifier between an organic material and an inorganic material.

【0013】[0013]

【実施例】次に実施例に基づいて本発明をさらに詳細に
説明するが、本発明はこれに限定されるものではない。
The present invention will be described in more detail based on the following examples, but the invention is not intended to be limited thereto.

【0014】実施例1 機械的攪拌機、凝縮器、温度計および窒素送入口を備え
た500mlの3つ口フラスコ中に、ビニルトリメトキ
シシラン35g、γ−グリシドキシ−1−プロペン80
g、トルエン100g、白金含量が20ppmとなるよ
うに塩化白金酸の10%エタノール溶液を入れた。この
混合物に、温度を80〜100℃に維持するような速度
で、次式: で表されるメチルハイドロジェンポリシロキサン100
gを徐々に添加し、この温度を維持しながら攪拌を続
け、反応を進行させた。この反応の終了はSiHに対す
るAgNO3 試験が負になることで判定した。次に反応
混合物をNaHCO3 で中和後ろ過し、ロータリーエバ
ポレーターにより50℃/1mmHgで溶媒を除去する
と、次式: で表されるオルガノポリシロキサン204gが得られ
た。
Example 1 35 g vinyltrimethoxysilane, 80 gamma-glycidoxy-1-propene in a 500 ml three-necked flask equipped with a mechanical stirrer, condenser, thermometer and nitrogen inlet.
g, 100 g of toluene, and a 10% ethanol solution of chloroplatinic acid was added so that the platinum content was 20 ppm. To this mixture, at a rate such that the temperature was maintained at 80-100 ° C, the following formula: Methyl hydrogen polysiloxane represented by 100
g was gradually added, and stirring was continued while maintaining this temperature to allow the reaction to proceed. The end of this reaction was determined by a negative AgNO 3 test for SiH. Then, the reaction mixture was neutralized with NaHCO 3 and filtered, and the solvent was removed by a rotary evaporator at 50 ° C./1 mmHg to obtain the following formula: 204 g of an organopolysiloxane represented by

【0015】実施例2 トルエン100g、ビニルトリメトキシシラン9.3
g、γ−グリシドキシ−1−プロペン5.7g、次式: で表されるメチルハイドロジェンポリシロキサン200
g、および白金含量20ppmとなるような塩化白金酸
の10%エタノール溶液を用いて、実施例1と同様の操
作を行うと次式: で表されるオルガノポリシロキサン202gが得られ
た。
Example 2 100 g of toluene and 9.3 vinyltrimethoxysilane.
g, γ-glycidoxy-1-propene 5.7 g, the following formula: Methyl hydrogen polysiloxane 200 represented by
g and a 10% ethanol solution of chloroplatinic acid so that the platinum content is 20 ppm, the same operation as in Example 1 is carried out to obtain the following formula: 202 g of an organopolysiloxane represented by

【0016】実施例3 トルエン50g、ビニルトリメトキシシラン120g、
次式:CH2 =CHCH2 OHで表されるアリルアルコ
ール23g、次式: で表されるメチルハイドロジェンポリシロキサン100
g、および白金含量20ppmとなるような塩化白金酸
の10%エタノール溶液を用いて、実施例1と同様の操
作を行うと次式: で表されるオルガノポリシロキサン218gが得られ
た。
Example 3 50 g of toluene, 120 g of vinyltrimethoxysilane,
23 g of allyl alcohol represented by the following formula: CH 2 ═CHCH 2 OH, the following formula: Methyl hydrogen polysiloxane represented by 100
g and a 10% ethanol solution of chloroplatinic acid so that the platinum content is 20 ppm, the same operation as in Example 1 is carried out to obtain the following formula: 218 g of an organopolysiloxane represented by

【0017】実施例4 トルエン50g、ビニルトリエトキシシラン60g、ア
リルメタクリレート120g、次式: で表されるメチルハイドロジェンポリシロキサン100
gおよび白金含量20ppmとなるような塩化白金酸の
10%エタノール溶液を用いて、実施例1と同様の操作
を行うと次式: で表されるオルガノポリシロキサン250gが得られ
た。
Example 4 Toluene 50 g, vinyltriethoxysilane 60 g, allyl methacrylate 120 g, the following formula: Methyl hydrogen polysiloxane represented by 100
g and a 10% ethanol solution of chloroplatinic acid having a platinum content of 20 ppm, the same operation as in Example 1 was performed. 250 g of an organopolysiloxane represented by

【0018】実施例1〜4で合成した式(A)〜(D)
で表される本発明のオルガノポリシロキサンと比較のた
めの対照として下式(E)および(F)で表されるオル
ガノポリシロキサンを用いて以下の試験を行った。
Formulas (A) to (D) synthesized in Examples 1 to 4
The following tests were carried out using the organopolysiloxane represented by the formula (E) and the organopolysiloxane represented by the following formula (E) as a control for comparison.

【0019】試験例1 ベークライト(BAKELITE)ポリエチレンDYNH1.0k
g、石英粉末1.0kg、上記試験化合物のいずれか1
0gおよびダイカップ(Dicup, HERCULES社製)30gを
2本ロールを用いて121℃で混合した。次に177℃
で20分間圧縮成形し、成形物の引張強度を測定した。
結果を下に示すが、本発明のオルガノポリシロキサンを
用いたものはブランクや対照に比べ非常に高い引張強度
を示した。
Test Example 1 BAKELITE polyethylene DYNH 1.0k
g, quartz powder 1.0 kg, any one of the above test compounds
0 g and 30 g of die cup (Dicup, manufactured by HERCULES) were mixed at 121 ° C. using a double roll. Then 177 ° C
Was subjected to compression molding for 20 minutes, and the tensile strength of the molded product was measured.
The results are shown below, but the one using the organopolysiloxane of the present invention showed very high tensile strength as compared with the blank and the control.

【0020】試験例2 ベークライトエポキシ樹脂ERL−2774 500
g、メチルナジック酸無水物(硬化剤)400g、ベン
ジルジメチルアミン(触媒)2.5g、試験化合物10
gおよびウオラストナイト(ケイ酸カルシウム)500
gを混合した。次いで、室温で16時間硬化させ、さら
に177℃で2時間硬化させ、硬化直後と72時間煮沸
後の曲げ強度を測定した。結果を下に示すが、本発明に
よるものは、硬化直後および72時間煮沸後の両方にお
いてブランクや対照に比べ高い曲げ強度を示し、特に7
2時間煮沸後でも曲げ強度の低下率が低かった。
Test Example 2 Bakelite Epoxy Resin ERL-2774 500
g, methyl nadic acid anhydride (curing agent) 400 g, benzyldimethylamine (catalyst) 2.5 g, test compound 10
g and wollastonite (calcium silicate) 500
g were mixed. Then, it was cured at room temperature for 16 hours and further at 177 ° C. for 2 hours, and the bending strength was measured immediately after curing and after boiling for 72 hours. The results are shown below. According to the present invention, the flexural strength was higher than that of the blank or the control both immediately after curing and after boiling for 72 hours.
The rate of decrease in bending strength was low even after boiling for 2 hours.

【0021】[0021]

【発明の効果】本発明の反応性オルガノポリシロキサン
は、そのケイ素原子に直接結合した、有機反応性官能基
(Y基)と縮合性シリルアルキル基(Z基)をそれぞれ
少なくとも1個有し、十分な反応性を示す。従って、本
発明の反応性オルガノポリシロキサンを素材間(特に有
機材と無機フィラー等の無機材間)の接着性の改質剤、
塗料改質剤、繊維の表面改質剤等として使用した場合、
基材との反応性に富み、優れた耐候性、耐熱性および耐
久性をそれら基材に付与する。また、本発明の反応性オ
ルガノポリシロキサンはその合成原料の多様性から、改
質すべき各基材や各用途にあわせた多様な分子設計が可
能で、設計どおりの特性を容易に付与できるものであ
る。
The reactive organopolysiloxane of the present invention has at least one organic reactive functional group (Y group) and at least one condensable silylalkyl group (Z group) directly bonded to the silicon atom, Shows sufficient reactivity. Therefore, the reactive organopolysiloxane of the present invention is used to improve the adhesiveness between materials (particularly between organic materials and inorganic materials such as inorganic fillers),
When used as a paint modifier, fiber surface modifier, etc.,
It is highly reactive with base materials and imparts excellent weather resistance, heat resistance and durability to those base materials. In addition, the reactive organopolysiloxane of the present invention is capable of various molecular designs according to each base material to be modified and each application due to the variety of synthetic raw materials, and can easily impart the properties as designed. is there.

Claims (5)

【特許請求の範囲】[Claims] 【請求項1】 1分子中に、ケイ素原子に直接結合した a)次式: −R1 −X (式中、R1 は直接結合または炭素原子数1ないし20
の二価炭化水素基を表し、Xは有機反応性を有する官能
基を表す)で表される有機反応性官能基と、 b)次式: (式中、R2 は炭素原子数2ないし5のアルキレン基を
表し、R3 およびR4 は互いに独立して水素原子または
炭素原子数1ないし5のアルキル基を表し、aは2また
は3の整数である)で表される縮合性シリルアルキル基
とをそれぞれ少なくとも1個有する反応性オルガノポリ
シロキサン。
1. A molecule directly bonded to a silicon atom in one molecule: a) The following formula: —R 1 —X (wherein R 1 is a direct bond or has 1 to 20 carbon atoms).
Represents a divalent hydrocarbon group, wherein X represents a functional group having organic reactivity), and b) the following formula: (In the formula, R 2 represents an alkylene group having 2 to 5 carbon atoms, R 3 and R 4 each independently represent a hydrogen atom or an alkyl group having 1 to 5 carbon atoms, and a represents 2 or 3 A reactive organopolysiloxane having at least one condensable silylalkyl group represented by the formula (1).
【請求項2】 次式: 〔式中、Rは互いに独立して水素原子、一価炭化水素基
またはハロゲン化アルキル基を表し、 Yは次式: −R1 −X (式中、R1 は直接結合または炭素原子数1ないし20
の二価炭化水素基を表し、Xは有機反応性を有する官能
基を表す)で表される有機反応性官能基を表し、 Zは次式: (式中、R2 は炭素原子数2ないし5のアルキレン基を
表し、R3 およびR4 は互いに独立して水素原子または
炭素原子数1ないし5のアルキル基を表し、aは2また
は3の整数である)で表される縮合性シリルアルキル基
を表し、Mは上記R、YおよびZから選択される基を表
し、pは0ないし500の整数であり、qは0ないし2
00の整数であり、rは0ないし200の整数である
が、ただしqが0の場合はMがYで、かつrは1以上の
整数であり、rが0の場合はMがZで、かつpは1以上
の整数である〕で表される反応性オルガノポリシロキサ
ン。
2. The following formula: [In formula, R represents a hydrogen atom, a monovalent hydrocarbon group, or a halogenated alkyl group mutually independently, Y is the following formula: -R 1 -X (In the formula, R 1 is a direct bond or has 1 carbon atom. Through 20
Represents a divalent hydrocarbon group, X represents an organic reactive functional group), and Z represents the following formula: (In the formula, R 2 represents an alkylene group having 2 to 5 carbon atoms, R 3 and R 4 each independently represent a hydrogen atom or an alkyl group having 1 to 5 carbon atoms, and a represents 2 or 3 Is an integer), M is a group selected from R, Y and Z, p is an integer of 0 to 500, and q is 0 to 2
00 is an integer of 0 to 200, but when q is 0, M is Y, and r is an integer of 1 or more, and when r is 0, M is Z, And p is an integer of 1 or more].
【請求項3】 Rが一価炭化水素基またはフロロアルキ
ル基を表す請求項2記載の反応性オルガノポリシロキサ
ン。
3. The reactive organopolysiloxane according to claim 2, wherein R represents a monovalent hydrocarbon group or a fluoroalkyl group.
【請求項4】 素材間の接着性改質剤、塗料改質剤また
は繊維の表面改質剤として用いられる請求項1ないし3
のいずれか1項に記載の反応性オルガノポリシロキサ
ン。
4. Use as an adhesion modifier between materials, a paint modifier or a fiber surface modifier.
The reactive organopolysiloxane according to any one of 1.
【請求項5】 有機材と無機材との間の接着性改質剤と
して用いられる請求項4記載の反応性オルガノポリシロ
キサン。
5. The reactive organopolysiloxane according to claim 4, which is used as an adhesion modifier between an organic material and an inorganic material.
JP22965591A 1991-08-16 1991-08-16 Reactive organopolysiloxane Expired - Fee Related JP3383670B2 (en)

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JP22965591A JP3383670B2 (en) 1991-08-16 1991-08-16 Reactive organopolysiloxane

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Application Number Priority Date Filing Date Title
JP22965591A JP3383670B2 (en) 1991-08-16 1991-08-16 Reactive organopolysiloxane

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JPH0543697A true JPH0543697A (en) 1993-02-23
JP3383670B2 JP3383670B2 (en) 2003-03-04

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10245783A (en) * 1997-02-25 1998-09-14 Daikin Ind Ltd Water and oil-repelling agent composition
JP2005187600A (en) * 2003-12-25 2005-07-14 Dow Corning Toray Silicone Co Ltd Adhesive for wood, adhesion method using the adhesive, and composite using the adhesive
JP2011504202A (en) * 2007-11-21 2011-02-03 モメンティブ パフォーマンス マテリアルズ インコーポレイテッド Organosilicone composition and method for producing the same
JP2011057998A (en) * 2010-11-17 2011-03-24 Dow Corning Toray Co Ltd Wood adhesive, adhesion method using the same, and composite using the same
WO2022075372A1 (en) * 2020-10-09 2022-04-14 ダウ・東レ株式会社 Carboxylic acid-comodified organopolysiloxane and use therefor

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10245783A (en) * 1997-02-25 1998-09-14 Daikin Ind Ltd Water and oil-repelling agent composition
JP2005187600A (en) * 2003-12-25 2005-07-14 Dow Corning Toray Silicone Co Ltd Adhesive for wood, adhesion method using the adhesive, and composite using the adhesive
JP2011504202A (en) * 2007-11-21 2011-02-03 モメンティブ パフォーマンス マテリアルズ インコーポレイテッド Organosilicone composition and method for producing the same
JP2011057998A (en) * 2010-11-17 2011-03-24 Dow Corning Toray Co Ltd Wood adhesive, adhesion method using the same, and composite using the same
WO2022075372A1 (en) * 2020-10-09 2022-04-14 ダウ・東レ株式会社 Carboxylic acid-comodified organopolysiloxane and use therefor
CN116096786A (en) * 2020-10-09 2023-05-09 陶氏东丽株式会社 Carboxylic acid co-modified polyorganosiloxane and use thereof

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