JPH0788280B2 - Antibacterial whisker - Google Patents
Antibacterial whiskerInfo
- Publication number
- JPH0788280B2 JPH0788280B2 JP62027625A JP2762587A JPH0788280B2 JP H0788280 B2 JPH0788280 B2 JP H0788280B2 JP 62027625 A JP62027625 A JP 62027625A JP 2762587 A JP2762587 A JP 2762587A JP H0788280 B2 JPH0788280 B2 JP H0788280B2
- Authority
- JP
- Japan
- Prior art keywords
- antibacterial
- whisker
- whiskers
- propyl
- trimethoxysilyl
- 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.)
- Expired - Fee Related
Links
Landscapes
- Apparatus For Disinfection Or Sterilisation (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Description
【発明の詳細な説明】 (産業上の利用分野) 本発明は抗菌性ウイスカーに関し、例えばフイルター、
床材、壁材、天井なと建材一般、消防服、クーリングタ
ワーの冷却水、切削油、スライムコントロール剤および
医療用機材の包装紙など衣食住の全般にわたって利用す
ることができる。The present invention relates to an antibacterial whisker, for example, a filter,
It can be used for all floors, walls, ceilings and building materials in general, fire fighting clothes, cooling water for cooling towers, cutting oil, slime control agents, and wrapping paper for medical equipment such as clothing, food and living.
(従来の技術) 従来、抗菌性を付与した紙、半透膜、繊維および布など
が公知であるが、いずれも抗菌剤の保護基材が耐熱性、
補強性あるいは耐摩耗性などの点において問題がある。(Prior Art) Conventionally, antibacterial papers, semipermeable membranes, fibers, cloths, etc. have been known.
There is a problem in terms of reinforcement and abrasion resistance.
例えば、抗菌性紙としては紙のバインダー中に抗菌剤を
添加し、その抗菌剤を紙の繊維に移行させる方法(USP
4,533,435)などが知られている。For example, as an antibacterial paper, a method in which an antibacterial agent is added to a paper binder and the antibacterial agent is transferred to paper fibers (USP
4,533,435) are known.
また不溶性の板状保護基体、例えばビニロン不織布など
にAg塩を付着させてなる水処理用滅菌剤(特開昭50−12
228)なども公知である。Also, a water treatment sterilizing agent prepared by adhering Ag salt to an insoluble plate-like protective substrate such as vinylon nonwoven fabric (Japanese Patent Laid-Open No. 50-12).
228) and the like are also known.
更に抗菌性半透膜としてはシリコン第4級アンモニウム
塩をセルロース半透膜に付着させる方法(特開昭60−17
2310)などがあるが、これらは基材の耐熱性、抗菌剤の
基材からの溶出、基材の強度的な問題および水系、非水
系の両方での使用不可などの点で用途が限定され、抗菌
性物質の幅広い適用が困難である。Further, as an antibacterial semipermeable membrane, a method in which a silicon quaternary ammonium salt is attached to the cellulose semipermeable membrane (JP-A-60-17)
2310), etc., but their application is limited in terms of heat resistance of the base material, elution of antibacterial agent from the base material, strength problems of the base material, and unusability in both aqueous and non-aqueous systems. However, wide application of antibacterial substances is difficult.
(発明が解決しようとする問題点) 本発明の目的はその基材が耐熱性、耐摩耗性に優れ、高
い強度を有する抗菌性ウイスカーを提供することにあ
る。(Problems to be Solved by the Invention) An object of the present invention is to provide an antibacterial whisker whose base material has excellent heat resistance and abrasion resistance and high strength.
また本発明の目的は水系及び非水系の両方で使用可能
で、且つ抗菌剤の溶出の全くない抗菌性ウイスカーを提
供することにある。Another object of the present invention is to provide an antibacterial whisker which can be used in both aqueous and non-aqueous systems and has no elution of antibacterial agent.
(問題点を解決するための手段) 本発明は第4級アンモニウム塩及び長鎖シリコン酸アミ
ドから選ばれる抗菌性物質をウイスカーに固定させてな
る抗菌性ウイスカーに係る。(Means for Solving Problems) The present invention relates to an antibacterial whisker obtained by fixing an antibacterial substance selected from a quaternary ammonium salt and a long-chain silicon amide to the whisker.
本発明で使用される抗菌性物質としては広く各種の抗菌
性を有する天然物質、合成物質を挙げることができる。
好適な具体例としてはジメチル(オクタデシル)〔3−
(トリメトキシシリル)プロピル〕アンモニウムクロラ
イド、ジメチル(ヘキサデシル)〔3−(トリメトキシ
シリル)プロピル〕アンモニウムクロライド、ジメチル
(テトラデシル)〔3−(トリメトキシシリル)プロピ
ル〕アンモニウムクロライド、ジメチル(ドデシル)
〔3−(トリメトキシシリル)プロピル〕アンモニウム
クロライド、ジメチル(デシル)〔3−(トリメトキシ
シリル)プロピル〕アンモニウムクロライド、ジメチル
(オクチル)〔3−(トリメトキシシリル)プロピル〕
アンモニウムクロライド等のシリコン第4級アンモニウ
ム塩、N−〔3−(トリメトキシシリル)プロピル〕オ
クチル酸アミド、N−〔3−(トリメトキシシリル)プ
ロピル〕デシル酸アミド、N−〔3−(トリメトキシシ
リル)プロピル〕ドデシル酸アミド、N−〔3−(トリ
メトキシシリル)プロピル〕テトラデシル酸アミド、N
−〔3−(トリメトキシシリル)プロピル〕ヘキサデシ
ル酸アミド等の長鎖シリコン酸アミドなどを挙げること
ができる。これら抗菌性物質は単独又は2種以上を組合
せて使用することができる。As the antibacterial substance used in the present invention, a wide variety of natural and synthetic substances having antibacterial properties can be mentioned.
A preferred specific example is dimethyl (octadecyl) [3-
(Trimethoxysilyl) propyl] ammonium chloride, dimethyl (hexadecyl) [3- (trimethoxysilyl) propyl] ammonium chloride, dimethyl (tetradecyl) [3- (trimethoxysilyl) propyl] ammonium chloride, dimethyl (dodecyl)
[3- (trimethoxysilyl) propyl] ammonium chloride, dimethyl (decyl) [3- (trimethoxysilyl) propyl] ammonium chloride, dimethyl (octyl) [3- (trimethoxysilyl) propyl]
Silicon quaternary ammonium salts such as ammonium chloride, N- [3- (trimethoxysilyl) propyl] octyl acid amide, N- [3- (trimethoxysilyl) propyl] decyl acid amide, N- [3- (tri Methoxysilyl) propyl] dodecylamide, N- [3- (trimethoxysilyl) propyl] tetradecylamide, N
Examples thereof include long-chain silicon amides such as-[3- (trimethoxysilyl) propyl] hexadecyl amide. These antibacterial substances can be used alone or in combination of two or more.
本発明に用いるウイスカーとしては前述の抗菌性物質を
固定化できるものであればよく、例えば、マグネシウム
パイロボレートウイスカー、窒化ケイ素ウイスカー、炭
化ケイ素ウイスカー、チタン酸カリウムウイスカーなど
を例示することができる。ウイスカーの好適な平均粒径
は約0.01〜2μm、平均繊維長は約0.5〜5,000μmが好
ましく、またアスペクト比は約50〜2,500の範囲が好適
である。The whiskers used in the present invention may be any whiskers capable of immobilizing the above-mentioned antibacterial substance, and examples thereof include magnesium pyroborate whiskers, silicon nitride whiskers, silicon carbide whiskers, potassium titanate whiskers, and the like. The whiskers preferably have an average particle size of about 0.01 to 2 μm, an average fiber length of about 0.5 to 5,000 μm, and an aspect ratio of about 50 to 2,500.
以上述べたように抗菌性物質とウイスカーとの組合せは
特に限定されるものではないが、好ましくはシリコン第
4級アンモニウム塩とチタン酸カリウムウイスカーの組
合せがよい。As described above, the combination of the antibacterial substance and the whiskers is not particularly limited, but a combination of the silicon quaternary ammonium salt and potassium titanate whiskers is preferable.
本発明において抗菌性物質をウイスカーに固定させるに
は、例えば抗菌性物質をメタノール、エタノール、プロ
パノール、ベンゼン等の溶媒に溶解し、これにウイスカ
ーを加えて良く撹拌した後、濃縮、乾燥することにより
行うことができる。尚、その後に遊離の抗菌性物質を洗
浄除去し、再び乾燥することも好ましい。In order to fix the antibacterial substance to the whiskers in the present invention, for example, the antibacterial substance is dissolved in a solvent such as methanol, ethanol, propanol, benzene, etc., and whiskers are added thereto and well stirred, followed by concentrating and drying. It can be carried out. In addition, it is also preferable that the free antibacterial substance is washed and removed thereafter and dried again.
(発明の効果) 本発明の抗菌性ウイスカーを用いることによつて、抗菌
性物質本来の抗菌力を幅広く利用できると同時にウイス
カーのもつ特性、例えば耐熱性、断熱性、補強性および
耐摩耗性なども生かすことができ、従来の問題点を解決
することができる。従つて本発明の抗菌性ウイスカーを
用いることによつてウイスカーの特長を生かして抗菌性
物質の用途拡大を図ることができる。(Effect of the invention) By using the antibacterial whisker of the present invention, the original antibacterial activity of the antibacterial substance can be widely used, and at the same time, the characteristics of the whisker, such as heat resistance, heat insulation, reinforcement and abrasion resistance. Can also be utilized, and conventional problems can be solved. Therefore, by using the antibacterial whisker of the present invention, it is possible to expand the applications of the antibacterial substance by taking advantage of the features of the whisker.
(実 施 例) 以下に実施例及び試験例を挙げて詳しく説明する。(Examples) Hereinafter, examples and test examples will be described in detail.
実施例1 抗菌性のあるシリコン第4級アンモニウム塩、ジメチル
(オクタデシル)〔3−(トリメトキシシリル)プロピ
ル〕アンモニウムクロライド(以下OCBと略す)75mg(1
50μmol)を1000mlのメタノールに溶解し、これにチタ
ン酸カリウムウイスカー(大塚化学製、TISMO)を10g加
え、濃縮後、乾燥し、OCBをTISMO上に固定化させた。そ
の後、メタノールで遊離のOCBを洗浄、除去し再び乾燥
した。Example 1 Antibacterial silicon quaternary ammonium salt, dimethyl (octadecyl) [3- (trimethoxysilyl) propyl] ammonium chloride (hereinafter abbreviated as OCB) 75 mg (1
50 μmol) was dissolved in 1000 ml of methanol, and 10 g of potassium titanate whiskers (manufactured by Otsuka Chemical Co., Ltd., TISMO) was added, concentrated and dried to immobilize OCB on TISMO. Thereafter, the free OCB was washed with methanol, removed, and dried again.
得られた抗菌性ウイスカー(以下AWBと略す)はOCBがTI
SMO上に固定化していることをブロムフエノールブルー
(BPB)のクロロホルム液で確認後、螢光X線でシリコ
ンを定量することによつて付着量を求めた。AWB中のOCB
含量は15μmol/gTISMOであつた。The obtained antibacterial whiskers (hereinafter abbreviated as AWB) have OCB TI
After confirming that it was immobilized on SMO with a chloroform solution of bromphenol blue (BPB), the amount of adhesion was determined by quantifying silicon by fluorescent X-ray. OCB in AWB
The content was 15 μmol / g TISMO.
試験例1 実施例1で得られた抗菌性ウイスカーAWB(100mg)を用
いてバツチ法により、抗菌スペクトルを測定した。測定
条件は菌懸濁液100ml(菌数6×108cells)、温度30℃
である。結果を第1表に示す。Test Example 1 Using the antibacterial whisker AWB (100 mg) obtained in Example 1, the antibacterial spectrum was measured by the batch method. The measurement conditions are 100 ml of bacterial suspension (6 x 10 8 cells), temperature 30 ° C.
Is. The results are shown in Table 1.
試験例2 実施例1で得られた抗菌性ウイスカーAWBを用いて、下
記第2表に示す配合で (a)ミキシングロール;D=10in.16rpm (b)ロール温度×時間;140〜145℃×5分 (c)シート厚み;0.5mm の条件で混練してシーを作成し、このシートを用いてJI
S Z2911に従つて、かびの抗菌性試験を行つた。結果を
第3表に示す。 Test Example 2 Using the antibacterial whisker AWB obtained in Example 1, blends shown in Table 2 below (a) mixing roll; D = 10 in.16 rpm (b) roll temperature × time; 140 to 145 ° C. × 5 minutes (c) Sheet thickness; kneading under the condition of 0.5 mm to make a sea, and using this sheet, JI
Antifungal tests of fungi were performed according to S Z2911. The results are shown in Table 3.
第3表においてNo.1〜5はそれぞれPVCに対してAWBの含
量が0,0.067,0.100,0.133及び0.200wt%の場合に相当す
る。 In Table 3, Nos. 1 to 5 correspond to AWB contents of 0, 0.067, 0.100, 0.133 and 0.200 wt% with respect to PVC, respectively.
また+は菌子着生、 sは胞子付着性、 −は変化なしを示す、In addition, + indicates mycelial colonization, s indicates spore adhesion, − indicates no change,
Claims (3)
アミドから選ばれる抗菌性物質をウイスカーに固定させ
てなる抗菌性ウイスカー。1. An antibacterial whisker comprising an antibacterial substance selected from a quaternary ammonium salt and a long-chain silicon amide fixed on a whisker.
である特許請求の範囲第1項記載の抗菌性ウイスカー。2. The antibacterial whisker according to claim 1, wherein the whisker is potassium titanate whisker.
ンモニウム塩である特許請求の範囲第1項記載の抗菌性
ウイスカー。3. The antibacterial whisker according to claim 1, wherein the quaternary ammonium salt is a silicon quaternary ammonium salt.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62027625A JPH0788280B2 (en) | 1987-02-09 | 1987-02-09 | Antibacterial whisker |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62027625A JPH0788280B2 (en) | 1987-02-09 | 1987-02-09 | Antibacterial whisker |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS63195200A JPS63195200A (en) | 1988-08-12 |
JPH0788280B2 true JPH0788280B2 (en) | 1995-09-27 |
Family
ID=12226134
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP62027625A Expired - Fee Related JPH0788280B2 (en) | 1987-02-09 | 1987-02-09 | Antibacterial whisker |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0788280B2 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0788286B2 (en) * | 1987-03-10 | 1995-09-27 | 大塚化学株式会社 | Antibacterial agent and manufacturing method thereof |
JP5226925B2 (en) * | 2000-10-17 | 2013-07-03 | ジェイムズ ハーディー テクノロジー リミテッド | Fiber cement composite using durable cellulose fibers treated with biocides |
KR20100051672A (en) | 2007-07-25 | 2010-05-17 | 고쿠리츠다이가쿠호진 히로시마다이가쿠 | Solidified detergent composition and method for producing the same |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0737708B2 (en) * | 1986-10-21 | 1995-04-26 | 日機装株式会社 | Whisker surface modification method |
-
1987
- 1987-02-09 JP JP62027625A patent/JPH0788280B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPS63195200A (en) | 1988-08-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |