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JPH01161026A - Plasma polymerization membrane and formation thereof - Google Patents

Plasma polymerization membrane and formation thereof

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Publication number
JPH01161026A
JPH01161026A JP31835087A JP31835087A JPH01161026A JP H01161026 A JPH01161026 A JP H01161026A JP 31835087 A JP31835087 A JP 31835087A JP 31835087 A JP31835087 A JP 31835087A JP H01161026 A JPH01161026 A JP H01161026A
Authority
JP
Japan
Prior art keywords
plasma
low
gas
treated
membrane
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.)
Pending
Application number
JP31835087A
Other languages
Japanese (ja)
Inventor
Masakazu Date
伊達 雅和
Kunihiro Inagaki
稲垣 訓宏
Soichi Takamoto
高本 壮一
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.)
TAKAMATSU YUSHI KK
Original Assignee
TAKAMATSU YUSHI KK
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by TAKAMATSU YUSHI KK filed Critical TAKAMATSU YUSHI KK
Priority to JP31835087A priority Critical patent/JPH01161026A/en
Publication of JPH01161026A publication Critical patent/JPH01161026A/en
Pending legal-status Critical Current

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Abstract

PURPOSE:To enable a durable hydrophilic treatment of the surface of a polymer material, by forming a plasma polymn. membrane contg. amide groups on the surface of a hydrophilic polymer material. CONSTITUTION:Low-temp. plasma treatment is done in a gas contg. at least one alkane, alkene or alkylene compd. having a total carbon number in the molecule of 1-4 and the formed plasma polymn. membrane is further plasma- treated at low temp. in nitrogen dioxide gas. The substance to be treated is free from any limitation on its shape and plastic molded items, films, and fibers can be usable. As the raw material, synthetic polymers such as polyester, nylon, polyacrylonitrile, vinylon, polyethylene or polypropylene, natural polymers such as wool or silk and inorg. substances such as glass can be cited.

Description

【発明の詳細な説明】 〔産業上の利用分野 〕 本発明は、プラズマ重合膜及びその生成方法に関するも
ので、この生成された重合膜によりコートされた疎水性
高分子材料の親水性化などの表面改質に利用されるもの
である。
[Detailed Description of the Invention] [Field of Industrial Application] The present invention relates to a plasma polymerized film and a method for producing the same, and the present invention relates to a plasma polymerized film and a method for producing the same. It is used for surface modification.

〔従来の技術 〕[Conventional technology]

低温プラズマ処理による疎水性高分子材料の表面親水化
なとの人面改r1方法としては、アルゴン<A r)、
窒F (N 2 )、酸素(02)、アンモニア(NH
l)などの各種カス笠による表面1■化(プラズマエツ
チング)や、カルボキシル基、水酸基、アミン基などの
基をに面導入するfヒ学(13飾法(インコーポレーシ
ョン)なとが知られている。
The surface modification r1 method of making the surface of a hydrophobic polymer material hydrophilic by low-temperature plasma treatment includes argon <A r),
Nitrogen F (N 2 ), oxygen (02), ammonia (NH
It is known that the surface is made into a single layer (plasma etching) using various types of shavings such as 1), and 1. There is.

しかし、上記処理法では、表面にできた親水性成分は、
経時的に固体内部に入り込み、効果か弱くなってしまう
欠点がある。
However, in the above treatment method, the hydrophilic components formed on the surface are
It has the disadvantage that it penetrates into the solid body over time, weakening its effectiveness.

又、低温プラズマ処理として、有機物の気体で低温プラ
ズマを発生させ、有機物の1今薄膜を生成するプラズマ
ffi合法がある。
Further, as a low-temperature plasma treatment, there is a plasma ffi method in which a low-temperature plasma is generated using an organic gas to form a thin film of the organic material.

このプラズマ重音法では、コーディング速度や生成ポリ
マーで構造が、モノマ゛−構造から推定できないこと、
及び親水性を期待できない欠点笠があるが、基板I\の
素首性が良好で、表面形状に関係なく均一な重きコーテ
イング膜が得られる利点がある。
In this plasma overtone method, the structure cannot be estimated from the monomer structure due to the coding speed and the generated polymer.
Although it has the disadvantage that hydrophilicity cannot be expected, it has the advantage that the bare head of the substrate I\ is good and a uniform heavy coating film can be obtained regardless of the surface shape.

従って、親水性のプラズマ重き膜を疎水性高分子表面に
生成すれば、耐久性のある親水性、防7り性、防曇性な
どの性能が期待されるのである。
Therefore, if a hydrophilic plasma-heavy film is formed on the surface of a hydrophobic polymer, durable hydrophilic properties, anti-scratch properties, anti-fogging properties, etc. are expected.

〔発明の構成 〕[Structure of the invention]

第1の発明は、アミド基を含んだプラズマ重合膜であり
、第2の方法の発明は、分子中の総炭素数が1から4ま
でのアルカン、アルケン、アルキレン化合物を少なくと
も一つ以上含むガス中で、低温プラズマ処理し、生成し
たプラズマ重き膜を更に二酸化窒素のガスで低温プラズ
マ処理してプラズマ重合膜を得るものである。
The first invention is a plasma polymerized membrane containing an amide group, and the second method invention is a gas containing at least one alkane, alkene, or alkylene compound having a total number of carbon atoms of 1 to 4 in the molecule. In this method, a plasma-polymerized film is obtained by performing a low-temperature plasma treatment and further performing a low-temperature plasma treatment on the generated plasma-heavy film with nitrogen dioxide gas.

第2の発明の低温プラズマ処理に用いるアルカンとして
は、メタン、エタン、プロパン、n−ブタン、イソブタ
ンなどをいう。
Examples of alkanes used in the low-temperature plasma treatment of the second invention include methane, ethane, propane, n-butane, and isobutane.

又、アルケンとしては、エチレン、プロペン、1−ブテ
ン、2−ブテン、インブチレン、1,2−ブタジェン、
1.3−ブタジェンなどをいう。
In addition, examples of alkenes include ethylene, propene, 1-butene, 2-butene, inbutylene, 1,2-butadiene,
1.3-butadiene, etc.

更に、アルキレンとしては、アセチレン、メヂルアセチ
レン、エチルアセチレンなどをいう。
Furthermore, alkylene includes acetylene, methylacetylene, ethylacetylene, and the like.

これ等の化合物は、炭素数1がら4の化合物であって、
好ましくは枝分かれのない直鎖状の化合物である。
These compounds are compounds having 1 to 4 carbon atoms,
Preferably, it is a linear compound without branching.

上記化合物を低気圧下でガス状にしてグロー放電して得
られるプラズマにて重合を行い、膜を生成するのである
The above-mentioned compound is made into a gas under low pressure and polymerized using plasma obtained by glow discharge to form a film.

プラズマ重合は、単に二重結合の開裂のみで重合するの
ではなく、プラズマ中に吹き込まれた分子がグロー状態
に分裂(フラグメンテーション)されてから、再配列し
てポリマーが生成すると考えられる。
In plasma polymerization, polymerization does not occur simply by the cleavage of double bonds, but rather it is thought that molecules blown into plasma are fragmented into a glow state and then rearranged to produce polymers.

従って、モノマーは一旦フラグメントに分裂されるので
、ポリマー生成はモノマーの化学構造の影響が少ないと
考えられるが、炭素数が多い炭化水素化合物や、枝分か
れの多い化合物では、フラグメンテーションの種類が多
く、再配列の組み自わせが複雑になり、生成ポリマーの
構造が一定とならないため、化合物の総炭素数を1乃至
4とするものである。
Therefore, since the monomer is once split into fragments, it is thought that the chemical structure of the monomer has little effect on polymer production, but in hydrocarbon compounds with a large number of carbon atoms or compounds with many branches, there are many types of fragmentation and The total number of carbon atoms in the compound is set to 1 to 4, since the combination of sequences becomes complicated and the structure of the resulting polymer is not constant.

上記化合物で生成したプラズマ重合膜を、更に二酸化窒
素のガス中で低温プラズマ処理することにより、アミド
基を含んだプラズマ重合膜が生成されるのである。
By further subjecting the plasma-polymerized film produced from the above compound to low-temperature plasma treatment in nitrogen dioxide gas, a plasma-polymerized film containing amide groups is produced.

炭素数が1〜4の炭化水素のプラズマ重合膜は、生成し
たポリマーの炭素−炭素間で架橋が起こり、三次元構造
となり、炭素の分子内回転が少なくなる。
In a plasma-polymerized film of a hydrocarbon having 1 to 4 carbon atoms, crosslinking occurs between carbons of the generated polymer, resulting in a three-dimensional structure and less intramolecular rotation of carbon.

炭素の分子内回転が少なくなることにより、N○2ガス
低温プラズマ処理にて生成したアミド基の内部へのもぐ
り込みが押さえられ、耐久性のある親水性膜が得られる
By reducing the intramolecular rotation of carbon, the amide groups generated by the N○2 gas low temperature plasma treatment are prevented from penetrating into the interior, and a durable hydrophilic film can be obtained.

炭化水素のプラズマ重合する前に、Ar、O,、N2ガ
スなど非重キ性ガスにて被処理物をプラズマ処理を行っ
てもよい。
Before the plasma polymerization of hydrocarbons, the object to be treated may be subjected to plasma treatment using a non-heavy gas such as Ar, O, or N2 gas.

この前処理により、処理物表面へのプラズマポリマーの
密着性を高めることができる。
This pretreatment can improve the adhesion of the plasma polymer to the surface of the object to be treated.

被処理物としては、形態に関係なく、プラスチック成形
品、フィルム、繊維等どの形態でもよい。
The object to be processed may be in any form, such as a plastic molded product, film, or fiber, regardless of its form.

又、素材的には、ポリエステル、ナイロン、アクリルニ
トリル、ビニロン、ポリエチレン、ポリプロピレン、ケ
ブラーなどの合成高分子、及び羊毛、絹などの天然高分
子から、ガラスのような無代物まで種類を選ばず処理が
可能である。
In addition, we can process any type of material, from synthetic polymers such as polyester, nylon, acrylonitrile, vinylon, polyethylene, polypropylene, and Kevlar, and natural polymers such as wool and silk to non-woven materials such as glass. is possible.

〔発明の効果 〕〔Effect of the invention 〕

炭化水素のみの7ラズマ重合膜では、親水性は期待され
ない、一方、N02ガスのみの低温プラズマ処理では、
初期の親水性は得られるが、経時的に効果が低下する。
Hydrophilicity is not expected in a plasma-polymerized membrane containing only hydrocarbons, while low-temperature plasma treatment using only N02 gas
Although initial hydrophilicity is obtained, the effectiveness decreases over time.

炭化水素のプラズマ重き膜にN O2ガス低温プラズマ
処理することで、1ラズマff16膜にアミド基が導入
され、親水性の1ラズマ重合膜が得られるのである。
By subjecting a hydrocarbon plasma-heavy film to N2O2 gas low-temperature plasma treatment, amide groups are introduced into the 1-razma ff16 film, resulting in a hydrophilic 1-razma polymerized film.

分子中の総炭素数を1から4:J、での炭化水素を用い
て低温プラズマ処理を行うことで、生成ポリマーは炭素
−炭素間で架橋が起こり、三次元構造となり、炭素の分
子内回転が少なくなる。
By performing low-temperature plasma treatment using hydrocarbons with a total number of carbon atoms in the molecule ranging from 1 to 4:J, the resulting polymer undergoes carbon-carbon crosslinking, becomes a three-dimensional structure, and undergoes intramolecular rotation of carbon. becomes less.

更に、N Oxガス低温プラズマ処理により、生成した
アミド基の内部へのもぐり込みが押さえられ、耐久性の
ある親水性膜が得られる。
Furthermore, the N 2 Ox gas low temperature plasma treatment prevents the generated amide groups from penetrating into the interior, resulting in a durable hydrophilic film.

〔実施例1 〕 プラズマffl自装置として、無電誘導式反応管(内径
1001、長さ605v++、パイレックスガラス製)
を用いた。
[Example 1] As a plasma ffl own device, a non-induction reaction tube (inner diameter 1001, length 605V++, made of Pyrex glass)
was used.

モノマーとして、メタン(CH4)を用いて、真空度0
.13パスカル(Pa)、高周波数(rf> 13−5
6 MHz、出力25W、モノマーガス流量速度4CC
/nin、重合時間5分にて、ポリエチレンフィルムに
プラズマ重合な行った。
Using methane (CH4) as a monomer, the degree of vacuum is 0.
.. 13 Pascals (Pa), high frequency (rf > 13-5
6 MHz, output 25W, monomer gas flow rate 4CC
Polyethylene film was subjected to plasma polymerization at /nin and polymerization time of 5 minutes.

その後、NO2ガスを4CC/lll1nの流量速度に
て、10秒から1分間のプラズマ照射を行った。
Thereafter, plasma irradiation was performed using NO2 gas at a flow rate of 4 CC/llln for 10 seconds to 1 minute.

表1にプラズマ処理ポリエチレンの水のぬれ性を接触角
で示した。
Table 1 shows the water wettability of plasma-treated polyethylene in terms of contact angle.

表  1 NO7単独処理は、メタンのプラズマ重きしてからNO
2処理したものが接触角が小さく、水の塗れ性に効果が
ある。
Table 1 In NO7 treatment, methane plasma is added and then NO7
2-treated products have a small contact angle and are effective in reducing water applicability.

〔実施例2 〕 実施例1と同様の条件にて、ポリエステルタフタ上にC
11、プラズマ重合、続いてNO2プラズマ処理(10
秒)を行った。
[Example 2] C was applied on polyester taffeta under the same conditions as in Example 1.
11. Plasma polymerization followed by NO2 plasma treatment (10
seconds) was carried out.

このプラズマ処理布のS II性、吸水性を表2に示し
た。
Table 2 shows the S II properties and water absorption properties of this plasma-treated cloth.

(・1 洗濯回数・・・洗濯条件 洗剤にュービーズ) 2 y/ 1、 浴比1:50.
40°C×15分〜水洗〜莞燥 ※;2  SRM(汚れ除去性)・・・I3重油法(B
jli油分試料布に1+nlピペツトにて一滴滴下して
、−昼夜放置後、洗剤にュービーズ)2g/l、浴比1
:50.40’CX15分の洗濯を行い、汚れの除去性
をみる)5段階評価 、衰3 吸水性(ウィッキング性)・・・水滴滴下消失
法Ca1.、N022段処理のポリエステルタフタ布は
、洗濯10回後でも、吸水性は殆ど変わらない吸水性が
得られた。
(・1 Number of washes...Washing conditions Detergent and Beads) 2 y/1, Bath ratio 1:50.
40°C x 15 minutes ~ washing with water ~ drying*; 2 SRM (stain removability)... I3 heavy oil method (B
Add one drop to the jli oil sample cloth with a 1+nl pipette, leave it for day and night, then add 2 g/l of detergent (Beads) to the detergent, bath ratio 1.
: 50.40'CX Wash for 15 minutes and check dirt removability) 5-level evaluation, Decay 3 Water absorbency (wicking property)...Water drop disappearance method Ca1. The polyester taffeta cloth subjected to the .

NO2@独は、洗濯口数が増えるにしたがい、吸水性は
低下してきた。
The water absorption of NO2@Germany decreased as the number of washes increased.

Claims (2)

【特許請求の範囲】[Claims] (1)アミド基を含んでいることを特徴とするプラズマ
重合膜。
(1) A plasma polymerized membrane characterized by containing an amide group.
(2)分子中の総炭素数が1から4までのアルカン、ア
ルケン、アルキレン化合物を少なくとも一つ以上含むガ
ス中で、低温プラズマ処理し、生成したプラズマ重合膜
を更に二酸化窒素のガスで低温プラズマ処理することを
特徴とするプラズマ重合膜の生成方法。
(2) Low-temperature plasma treatment is performed in a gas containing at least one alkane, alkene, or alkylene compound with a total carbon number of 1 to 4 in the molecule, and the resulting plasma polymerized film is further subjected to low-temperature plasma treatment with nitrogen dioxide gas. 1. A method for producing a plasma polymerized film, the method comprising:
JP31835087A 1987-12-16 1987-12-16 Plasma polymerization membrane and formation thereof Pending JPH01161026A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP31835087A JPH01161026A (en) 1987-12-16 1987-12-16 Plasma polymerization membrane and formation thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP31835087A JPH01161026A (en) 1987-12-16 1987-12-16 Plasma polymerization membrane and formation thereof

Publications (1)

Publication Number Publication Date
JPH01161026A true JPH01161026A (en) 1989-06-23

Family

ID=18098175

Family Applications (1)

Application Number Title Priority Date Filing Date
JP31835087A Pending JPH01161026A (en) 1987-12-16 1987-12-16 Plasma polymerization membrane and formation thereof

Country Status (1)

Country Link
JP (1) JPH01161026A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000016913A1 (en) * 1998-09-21 2000-03-30 The Procter & Gamble Company Durably wettable, liquid pervious webs

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000016913A1 (en) * 1998-09-21 2000-03-30 The Procter & Gamble Company Durably wettable, liquid pervious webs
JP2002526219A (en) * 1998-09-21 2002-08-20 ザ、プロクター、エンド、ギャンブル、カンパニー Liquid permeable web that is durably wettable

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