JPH04185765A - Reinforcing modification of silk fabric - Google Patents

Reinforcing modification of silk fabric

Info

Publication number
JPH04185765A
JPH04185765A JP31093190A JP31093190A JPH04185765A JP H04185765 A JPH04185765 A JP H04185765A JP 31093190 A JP31093190 A JP 31093190A JP 31093190 A JP31093190 A JP 31093190A JP H04185765 A JPH04185765 A JP H04185765A
Authority
JP
Japan
Prior art keywords
silk
silk fabric
fabric
epoxy compound
alkali metal
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
JP31093190A
Other languages
Japanese (ja)
Inventor
Yoshibumi Ishikawa
義文 石川
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.)
ISHIKAWA KIGYO GOUSHI
Original Assignee
ISHIKAWA KIGYO GOUSHI
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 ISHIKAWA KIGYO GOUSHI filed Critical ISHIKAWA KIGYO GOUSHI
Priority to JP31093190A priority Critical patent/JPH04185765A/en
Publication of JPH04185765A publication Critical patent/JPH04185765A/en
Pending legal-status Critical Current

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  • Compositions Of Macromolecular Compounds (AREA)
  • Epoxy Resins (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)

Abstract

PURPOSE:To impart a silk fabric with durable wrinkle-proofness, shrink- proofness, light resistance and chemical resistance by impregnating an alcohol solution containing a polyfunctional epoxy compound and a specific alkali metal alcoholate into a silk fabric, drying the fabric and curing the product with steam. CONSTITUTION:An isopropanol solution containing a polyfunctional epoxy compound and an alkali metal alcoholate of formula ROM (R is <=4C alkyl; M is Na or K) is prepared beforehand. The alcohol solution is applied to a silk fabric at a squeezable liquid ratio of 70-110% by padding and preliminarily cured at <=80 deg.C. The dried fabric is cured with saturated steam at about 100 deg.C for 5-10min.

Description

【発明の詳細な説明】 〈産業上の利用分野〉 本発明は絹織物の加工方法に関するものであり、特に絹
織物の防皺性、防縮性、耐光性、耐薬品性等の耐久的性
能を向上させるための強化改質加工方法に関するもので
ある。
[Detailed Description of the Invention] <Industrial Application Field> The present invention relates to a method for processing silk fabrics, and in particular, to improve the durable performance of silk fabrics such as wrinkle resistance, shrink resistance, light resistance, and chemical resistance. The present invention relates to a strengthening modification processing method for improving the performance.

〈従来の技術とその問題点〉 優れた染色性や優雅な風合い等の長所を備えている絹織
物は、古来から和装被服等に重用されてきたが、最近で
は洋装分野でも広く使用される傾向にあり、特に女性用
肌着やブラウス等の素材として、需要が大幅に増加して
いる。
<Conventional technology and its problems> Silk fabrics, which have advantages such as excellent dyeability and elegant texture, have been used for Japanese clothing since ancient times, but recently there has been a tendency for them to be widely used in Western clothing as well. Demand is increasing significantly, especially as a material for women's underwear and blouses.

このような絹織物の洋装における使用は、和装に使用さ
れていた場合に比較して、その着用その他において、か
なり手荒い取り扱いを受けるため、絹織物本来の弱点と
も言える、皺、スレ、縮み、黄変、色落ち等の問題が目
立つようになってきている。そのため、絹織物が和装の
みに使用されていた時には余り考慮されることがなかっ
た、絹織物の改質加工方法が種々研究されるようになっ
たが、化学的加工方法として成功していると考えられる
ものは、わずかに、ビニル化合物によるグラフト加工と
、エポキシ化合物による化学修飾加工のみに過ぎない。
When silk fabrics are used in Western clothing, they are treated much more roughly when worn and otherwise than when they are used in Japanese clothing, so they suffer from wrinkles, fraying, shrinkage, and yellowing, which can be said to be the inherent weaknesses of silk fabrics. Problems such as discoloration and discoloration are becoming more noticeable. For this reason, various methods of modifying silk fabrics, which were not considered much when silk fabrics were used only for Japanese clothing, have been studied, but they have been successful as chemical processing methods. The only things that can be considered are graft processing using a vinyl compound and chemical modification processing using an epoxy compound.

グラフト加工絹繊維内でビニル化合物を重合・固着させ
るものであるが、絹の量目を増して嵩高性を付与するこ
と以外に、さしたる改質効果は認められない。
This method polymerizes and fixes a vinyl compound within the grafted silk fibers, but other than increasing the weight of the silk and imparting bulkiness, no significant modification effect is observed.

他方のエポキシ化合物によるものは、予め中性塩触媒を
含浸させた絹を5有機溶媒中で加熱処理する方法で実用
化に成功したものであるが(例えば特公昭52−381
31?照)、その加工方法に最も有用な塩素化炭化水素
系溶剤が公害規制の指定対象となったために、実質的に
立往生し、それに換わる安全な加工方法が求められてい
る。
The other method using an epoxy compound was successfully put into practical use by heating silk impregnated with a neutral salt catalyst in an organic solvent (for example, Japanese Patent Publication No. 52-381).
31? Since the chlorinated hydrocarbon solvents that are most useful in this processing method have become subject to pollution control regulations, they are essentially at a standstill, and a safe alternative processing method is required.

それに対応して、水溶性エポキシ化合物と中性塩とを含
む水性液を絹に含浸させて、常温で長時間放置するパッ
ド・バッチ処理力(例えば特開昭64−20377、特
開昭64−26784等)が案出されたが、この方法で
は処理時間が余りにも長すぎる上に、使用できるエポキ
シ化合物も、水への溶解性の点からほぼエチレングリコ
ール系のものに限定されてしまう欠点があった。
Correspondingly, pad batch processing techniques (for example, JP-A No. 64-20377, JP-A No. 64-1999), in which silk is impregnated with an aqueous liquid containing a water-soluble epoxy compound and a neutral salt, and left for a long period of time at room temperature. 26784, etc.), but this method has the disadvantage that the processing time is too long and the epoxy compounds that can be used are limited to ethylene glycol compounds due to their solubility in water. there were.

〈問題点を解決するための手段〉 前記のような問題点を解決するため、本発明においては
、エポキシ化合物とアルカリ金属アルコラートとを含有
するアルコール溶液を、絹織物に含浸させ、予備乾燥後
にスティームキュアすることにした。
<Means for Solving the Problems> In order to solve the above-mentioned problems, in the present invention, a silk fabric is impregnated with an alcohol solution containing an epoxy compound and an alkali metal alcoholate, and after pre-drying, steam is applied. I decided to cure it.

本件発明者は、アルカリ金属アルコラ−1・を触媒とす
るエポキシ化合物のアルコール溶液を絹織物に含浸させ
、予備乾燥を施した後、80〜125℃の温度でスティ
ームキュアすることにより、細分子へのエポキシ化合物
の化学反応が達成できることを見出し、これによって加
工された絹織物は、水系洗濯を施しても絹の風合いや光
沢が損なわれず、収縮や小皺の発生もなく、また、日光
による黄変も発生しにくいことを確認した。
The present inventor impregnated silk fabric with an alcoholic solution of an epoxy compound using an alkali metal alcohol-1 as a catalyst, pre-dried it, and then steam-cured it at a temperature of 80 to 125°C to form fine molecules. It was discovered that the chemical reaction of epoxy compounds can be achieved, and the resulting silk fabrics retain their texture and luster even after water-based washing, do not shrink or wrinkle, and do not yellow due to sunlight. We also confirmed that this is unlikely to occur.

本発明において使用するアルカリ金属アルコラートとし
ては、ナトリウムメチラート、カリウムメチラート、ナ
トリウムエチラート、カリウムエチラート、カリウム第
3ブチラード等を挙げることができ、これらは水不含の
アルコール溶液中では安定であるから、含浸浴の寿命が
長いという利点があり、スティーミングにおいて水と接
触することにより始めて触媒効果を発揮するという特徴
がある。
Examples of the alkali metal alcoholates used in the present invention include sodium methylate, potassium methylate, sodium ethylate, potassium ethylate, potassium tertiary butylate, etc., which are stable in water-free alcohol solutions. Because of this, it has the advantage that the impregnation bath has a long life, and it has the characteristic that it only exhibits a catalytic effect when it comes into contact with water during steaming.

他方、エポキシ化合物としては、既存のものはほとんど
全て使用可能であるが、本発明の目的とする絹の改質効
果が最も高いものとして、グリセリン系、プロピレン系
、レゾルシン系、ポリエチレングリ−コール系のグリシ
ジルエーテルを挙げることができる。
On the other hand, almost all existing epoxy compounds can be used, but glycerin-based, propylene-based, resorcinol-based, and polyethylene glycol-based epoxy compounds have the highest effect of modifying silk, which is the object of the present invention. Examples include glycidyl ethers.

エポキシ化合物と金属アルフラー]・とからなるアルコ
ール溶液を調製する際、使用されるアルコールとしては
、予備乾燥の容易さからも低級アルコールが推奨され、
特にイソプロパツールを用いるのが、安全性、経済性等
の点から最も適当である。
When preparing an alcohol solution consisting of an epoxy compound and a metal Alfurer, lower alcohols are recommended as the alcohol to be used due to the ease of pre-drying.
In particular, it is most appropriate to use isopropanol in terms of safety, economy, etc.

最も望ましい加工効果を達成するためには、処理浴の濃
度が重要な要因を占めており、実際にはスティームキュ
ア条件によって左右されるが、次の範囲内で調製するこ
とが望ましい。
In order to achieve the most desirable processing effect, the concentration of the processing bath is an important factor, which actually depends on the steam curing conditions, but preferably within the following range:

エポキシ化合物      50〜250 g/lアル
カリ金属アルコラート 0. 5 〜5g/lこのよう
な範囲内で調製したエポキシ化合物と金属アルコラート
とを含むアルコール溶液を、マングル等による通常のパ
ディング方式によって絹織物に絞液率70〜1 ]、 
O%で付与し、80℃以下の温度で予備乾燥する。次に
、適当な形状に整えた絹織物を、箱型或は星型ステイー
マーに入れて、100″C前後の温度で20〜60分間
、飽和蒸気によりスティームキュアする。或は、100
℃以上の温度で5〜10分間の連続スティームキュアを
行っても良く、この方式の方が能率的である。
Epoxy compound 50-250 g/l Alkali metal alcoholate 0. An alcoholic solution containing an epoxy compound and a metal alcoholate prepared within the range of 5 to 5 g/l is squeezed onto a silk fabric by a conventional padding method using a mangle or the like at a squeezing rate of 70 to 1],
0% and pre-dried at a temperature of 80°C or less. Next, put the silk fabric into a suitable shape into a box-shaped or star-shaped steamer and steam cure it with saturated steam at a temperature of around 100"C for 20 to 60 minutes.
Continuous steam curing for 5 to 10 minutes at a temperature of .degree. C. or higher may be performed, and this method is more efficient.

以下実施例を示して具体的に説明する。The present invention will be specifically explained below with reference to examples.

実施例 1 エチレングリコールジグリシジルエーテル(エポキシ当
量115)       80gテトラエチレングリコ
ールジグリシジルエーテル(エポキシ当量170)  
     40gナトリウムメチラート       
  2gこれらをメタノールに溶解し全量を10100
Oとする。
Example 1 Ethylene glycol diglycidyl ether (epoxy equivalent weight 115) 80 g tetraethylene glycol diglycidyl ether (epoxy equivalent weight 170)
40g sodium methylate
Dissolve 2g of these in methanol and make the total amount 10100
Let it be O.

精練、漂白した16匁併重士絹織物を、上記処理浴に浸
漬し、マングルに通して絞液率93%に絞液する。
A scoured and bleached 16 momme heavyweight silk fabric is immersed in the above treatment bath, passed through a mangle, and squeezed to a squeezing rate of 93%.

次に、70°Cで25分間予備乾燥し、続いてノンタッ
チ式連続高温ステイーマーにより、120°Cで6分間
スティームキュアする。
Next, it is pre-dried at 70°C for 25 minutes, followed by steam curing at 120°C for 6 minutes using a non-touch continuous high temperature steamer.

70°Cの2 g/lマルセル石鹸浴で15分間ソーピ
ングし、水洗、乾燥して、重量増加率115%の加工絹
織物を得た。
It was soaped for 15 minutes in a 2 g/l Marcel soap bath at 70°C, washed with water, and dried to obtain a processed silk fabric with a weight increase rate of 115%.

経糸、緯糸共に短繊維紡績糸からなる冨士絹は洗濯によ
って収縮や毛羽立ちを生じ易いことが大きな欠点とされ
ているが、表1に示す試験成績から明らかな如く、本発
明による改質加工の結果、収縮はほとんど起こらず、又
、毛羽立ちも全く観察されなかった。そして、絹の長所
である親水性(吸温率)を全く損なうことなく、防皺性
や耐薬品性、耐光性が大きく向上することが証明された
Fuji silk, which is composed of short fiber spun yarns for both the warp and weft, is said to have a major drawback in that it tends to shrink and become fluffy when washed, but as is clear from the test results shown in Table 1, the results of the modification processing according to the present invention Almost no shrinkage occurred, and no fluffing was observed. It has also been proven that wrinkle resistance, chemical resistance, and light resistance are significantly improved without impairing the hydrophilicity (thermal absorption rate), which is an advantage of silk.

表1 (イ1JIsL1042c   (ロ)モンサントシ去
(ハ)20°C165% RH (二1INNaCH,65℃、60分 (ホ)3NHC1,65℃、60分 (/Y)東洋理科フェードオメータ、100時間照射。
Table 1 (1JIsL1042c (B) Monsanto Toshi (C) 20°C 165% RH (21IN NaCH, 65°C, 60 minutes (E) 3NHC 1, 65°C, 60 minutes (/Y) Toyo Rika fade-o-meter, 100 hours irradiation.

反射率値からツートンニコルス式より 黄色指数を算出 ただし、A650=波長650nmでの反射率値。From the reflectance value, from the two-tone Nichols formula Calculate yellow index However, A650 = reflectance value at a wavelength of 650 nm.

以下同様。Same below.

実施例 2 グリセロールジグリシジルエーテル (エポキシ当量135)        90gレゾル
シノールジグリシジルエーテル (エポキシ当量128)        30gカリウ
ムエチラート        2.5gこれらをインプ
ロパツールに溶解し全量を10100Oとする。
Example 2 Glycerol diglycidyl ether (epoxy equivalent: 135) 90 g Resorcinol diglycidyl ether (epoxy equivalent: 128) 30 g Potassium ethylate 2.5 g These were dissolved in Impropatol to make a total amount of 10,100O.

精練した絹手羽二重(14匁併重を上紀瀉液に浸漬して
、ロールマングルに通して、絞液率95%に絞液する。
Refined silk chicken wings (14 momme weight) are soaked in Joki liquid, passed through a roll mangle, and squeezed to a squeezing rate of 95%.

次に、70°Cで2分間熱風で予備乾燥してから星型の
枠に巻いてステイーマーに入れ、飽和蒸気により100
℃で30分間スティーミングする。
Next, pre-dry it with hot air at 70°C for 2 minutes, then roll it into a star-shaped frame, put it in a steamer, and heat it to 100% with saturated steam.
Steam for 30 minutes at °C.

実施例1と同様にソーピングして、重量増加率118%
の下降絹織物を得た。
Soaped in the same manner as Example 1, weight increase rate 118%
A descending silk fabric was obtained.

この加工絹織物の各種性能試験を行い、未加工絹野性能
と比較した結果を表2に示す。
Various performance tests were conducted on this processed silk fabric, and Table 2 shows the results of comparison with the performance of unprocessed silk fabric.

本発明加工絹織物は剛軟度データに見られるように、心
持ち剛さを増しているが、重さも増してしっかりとした
地温を示し、防皺、耐摩耗、耐アルカリ性が著しく向上
したことが解る。
As seen in the bending resistance data, the processed silk fabric of the present invention has increased feel and stiffness, but it also has increased weight, exhibits firm soil temperature, and has significantly improved wrinkle resistance, abrasion resistance, and alkali resistance. I understand.

表2 (イ) ハートループ法 (I])  ユニバーサル型摩擦試験器〈本発明の効果
〉 本発明によると、従来方法の難点を除去し、絹本来の長
所を損なうことなく、既存の処理装置をそのまま使用し
て、迅速且簡便に、絹織物の防皺性、防縮性、耐摩耗性
、1li1藁品性、耐光性等々の耐久的性能を向上させ
る事ができる効果がある。
Table 2 (A) Heart loop method (I) Universal type friction tester <Effects of the present invention> According to the present invention, the drawbacks of the conventional method are removed, and the existing processing equipment can be used without sacrificing the inherent advantages of silk. When used as is, it has the effect of quickly and easily improving the durable performance of silk fabrics, such as wrinkle resistance, shrink resistance, abrasion resistance, straw quality, and light resistance.

Claims (1)

【特許請求の範囲】 多官能性エポキシ化合物と、 一般式ROM (ただし、RはC4以下のアルキル基、 MはNaまたはK) で表わされるアルカリ金属のアルコラートとを含むアル
コール溶液とを、 絹織物に含浸させ、乾燥させた後、スティームキュアす
ることを特徴とする、 絹織物の強化改質加工方法。
[Scope of Claims] An alcohol solution containing a polyfunctional epoxy compound and an alkali metal alcoholate represented by the general formula ROM (where R is an alkyl group of C4 or less, and M is Na or K), A method for strengthening and modifying silk fabrics, which comprises impregnating silk fabrics with water, drying them, and then steam curing them.
JP31093190A 1990-11-16 1990-11-16 Reinforcing modification of silk fabric Pending JPH04185765A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP31093190A JPH04185765A (en) 1990-11-16 1990-11-16 Reinforcing modification of silk fabric

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP31093190A JPH04185765A (en) 1990-11-16 1990-11-16 Reinforcing modification of silk fabric

Publications (1)

Publication Number Publication Date
JPH04185765A true JPH04185765A (en) 1992-07-02

Family

ID=18011111

Family Applications (1)

Application Number Title Priority Date Filing Date
JP31093190A Pending JPH04185765A (en) 1990-11-16 1990-11-16 Reinforcing modification of silk fabric

Country Status (1)

Country Link
JP (1) JPH04185765A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012197538A (en) * 2011-03-22 2012-10-18 Nippon Sanmou Senshoku Kk Modified silk fiber and manufacturing method for the same
WO2014061585A1 (en) * 2012-10-16 2014-04-24 日本蚕毛染色株式会社 Modified fiber and method for manufacturing same

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012197538A (en) * 2011-03-22 2012-10-18 Nippon Sanmou Senshoku Kk Modified silk fiber and manufacturing method for the same
WO2014061585A1 (en) * 2012-10-16 2014-04-24 日本蚕毛染色株式会社 Modified fiber and method for manufacturing same
CN104718323A (en) * 2012-10-16 2015-06-17 日本蚕毛染色株式会社 Modified fiber and method for manufacturing same

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