JPH0598585A - Production of artificial pumice stone for decoloration of jeans - Google Patents

Production of artificial pumice stone for decoloration of jeans

Info

Publication number
JPH0598585A
JPH0598585A JP3283969A JP28396991A JPH0598585A JP H0598585 A JPH0598585 A JP H0598585A JP 3283969 A JP3283969 A JP 3283969A JP 28396991 A JP28396991 A JP 28396991A JP H0598585 A JPH0598585 A JP H0598585A
Authority
JP
Japan
Prior art keywords
pumice stone
decoloration
coffee beans
silicon carbide
jeans
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
JP3283969A
Other languages
Japanese (ja)
Inventor
Toshiharu Kimata
俊治 木股
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.)
KAMINISHI KAGAKU KK
Original Assignee
KAMINISHI KAGAKU 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 KAMINISHI KAGAKU KK filed Critical KAMINISHI KAGAKU KK
Priority to JP3283969A priority Critical patent/JPH0598585A/en
Publication of JPH0598585A publication Critical patent/JPH0598585A/en
Pending legal-status Critical Current

Links

Landscapes

  • Porous Artificial Stone Or Porous Ceramic Products (AREA)
  • Coloring (AREA)

Abstract

PURPOSE:To provide a method for producing a light artificial pumice stone scarcely injuring fabric and excellent in the efficiency of decoloration. CONSTITUTION:Water is added to a powdery firestone, clay, silicon carbide and a strained lees of coffee beans and the resultant mixture is kneaded. The obtained kneaded material is molded and baked to obtain a pumice stone containing small voids produced by foaming of silicon carbide and large voids produced by combustion of the strained lees of coffee beans and having <=1.0 specific gravity. The resultant pumice stone is put in a trommel, stirred and allowed to collide each other so as to round the corners. Relatively large voids exposed to the surface are produced by combustion of the strained lees of coffee beans and the depression parts are formed thereby. Thus, the frictional force against fabric is increased and it enables decoloration by efficient polishing.

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、紺色に染めたジーンズ
とともに水中で撹はんしてジーンズの表面を研磨するこ
とにより部分的に脱色するのに使用する人造軽石の製造
方法に関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for producing artificial pumice used for partial bleaching by stirring jeans in water together with jeans dyed in dark blue to polish the surface of the jeans.

【0002】[0002]

【従来の技術】従来、ジーンズの脱色には天然の軽石が
使用されていたが、比較的軟質であつて早期に摩滅する
ため使用量が多く不経済な欠点があつた。このため、天
然ガラスである抗火石の粉末に可塑性を付与するために
粘土を加え、さらに、発泡材として炭化ケイ素を混合し
て成型し、焼成したものが使用されているが、これは発
泡によつて生ずる空洞が小さく比重が1.0〜1.2と
大きいため、水中で撹はんした場合にジーンズに強く擦
り付けられて生地に傷を付けることがあり、特に、女性
用の柔らかい生地にはその傾向が著しい欠点がある。
2. Description of the Related Art Conventionally, natural pumice stones have been used for decolorizing jeans, but they are relatively soft and wear away at an early stage, so they have a large amount of use and are uneconomical. For this reason, clay is added to the powder of anti-fire stone, which is natural glass, to add plasticity, and as a foaming material, silicon carbide is mixed, molded, and fired. Because of the small cavities caused by it and the large specific gravity of 1.0 to 1.2, it may be rubbed strongly against jeans and scratch the fabric when stirred in water, especially for soft fabrics for women. There is a drawback that this tendency is remarkable.

【0003】[0003]

【発明が解決しようとする課題】本発明が解決しようと
する課題は、軽量で生地に傷を付けにくく、かつ、脱色
効率に優れた人造軽石を製造することである。
The problem to be solved by the present invention is to produce an artificial pumice stone which is light in weight, hard to damage the fabric, and excellent in decolorization efficiency.

【0004】[0004]

【課題を解決するための手段】本発明は上記課題を解決
するための手段として、抗火石の粉末と粘土と炭化ケイ
素とコーヒー豆の搾りかすに水を加えて混練したものを
成型して焼成する構成とした。
[Means for Solving the Problems] As a means for solving the above problems, the present invention forms a mixture of anti-firestone powder, clay, silicon carbide, and coffee beans squeezed by adding water and kneading the mixture. It was configured to do.

【0005】[0005]

【発明の作用及び効果】本発明は上記構成になり、炭化
ケイ素の外にコーヒー豆の搾りかすを混入したから、焼
成により炭化ケイ素の発泡による細かい気孔の外にコー
ヒー豆の搾りかすの燃焼により生じた比較的大きな空洞
が混在する。このため、比重が1.0以下まで低下して
軽量となり、水中でジーンズと撹はんした場合の押し付
け力が小さくなつて生地に傷を付けるおそれが少ないと
ともに、コーヒー豆の搾りかすの燃焼により生じた比較
的大きな空洞が表面に露出して凹部となり、生地との摩
擦力が増大して能率よく研磨し脱色することができ、ま
た、硬質であるため長時間の使用に耐えて経済的であ
る。さらに、用途がなく廃棄されていたコーヒー豆を有
効に利用しうるとともに、コーヒー豆の搾りかすは油分
が多いため焼成の際に多量の熱を発生し、バーナーから
噴射する燃料を節約することができる。
The present invention has the above-mentioned structure, and since the coffee grounds of coffee beans are mixed in addition to the silicon carbide, the coffee grounds are burned to the outside of the fine pores due to the foaming of silicon carbide by firing. The generated relatively large cavities are mixed. For this reason, the specific gravity is reduced to 1.0 or less, making it lighter, the pressing force when stirring with jeans in water is small, and there is less risk of damaging the dough. The resulting relatively large cavities are exposed on the surface and become recesses, which increases the frictional force with the fabric and enables efficient polishing and decolorization.Because it is hard, it is economical to withstand long-term use. is there. Furthermore, it is possible to effectively use coffee beans that have been discarded for no purpose, and because the coffee grounds have a large amount of oil, a large amount of heat is generated during firing, which saves the fuel injected from the burner. it can.

【0006】[0006]

【実施例】新島産の抗火石を粉砕した粉末を150kg
と美濃産の粘土150kgに炭化ケイ素900gを混入
し、さらに、コーヒー豆の搾りかす120l と適量の
水を加えて土練機で混練し、 直径約35mmの口金から
押し出して長さ約35mmに切断した。 コーヒー豆の搾
りかすはコーヒー豆を煎つて粗びきし、 煮沸してコーヒ
ーの液を煮出した後搾り取った残りかすであつて、0.
5〜3mmの不定形な粒である。上記のように形成した
生素地は、匣鉢に入れてトンネル炉で1200℃に加熱
して焼成した。焼成した製品は炭化ケイ素の発泡により
生じた細かい気孔とコーヒー豆の搾りかすが焼失するこ
とにより生じた大きな空洞とが混在する比重0.7程度
の軽石となつた。この軽石はトロンミルに入れて撹はん
することにより互いに衝突させて角を丸め、使用時にジ
ーンズに傷を付けないようにする。
[Example] 150 kg of powder obtained by crushing anti-firestone from Niijima
And 900g of silicon carbide mixed with 150kg of clay from Mino, 120l of coffee grounds and an appropriate amount of water, and kneaded with a kneading machine, extruded from a die with a diameter of about 35mm and cut to a length of about 35mm. did. The ground coffee grounds are the ground coffee grounds that are roasted and coarsely boiled, boiled to brew the coffee liquor, and then squeezed out.
It is an irregular grain of 5 to 3 mm. The green body formed as described above was placed in a sagger and heated at 1200 ° C. in a tunnel furnace to be fired. The calcined product was a pumice stone with a specific gravity of about 0.7 in which fine pores generated by the foaming of silicon carbide and large cavities caused by the burning of the coffee ground pomace were burnt. The pumice stones are placed in a tron mill and agitated to collide with each other and round the corners so that the jeans are not scratched during use.

─────────────────────────────────────────────────────
─────────────────────────────────────────────────── ───

【手続補正書】[Procedure amendment]

【提出日】平成4年4月10日[Submission date] April 10, 1992

【手続補正1】[Procedure Amendment 1]

【補正対象書類名】明細書[Document name to be amended] Statement

【補正対象項目名】請求項1[Name of item to be corrected] Claim 1

【補正方法】変更[Correction method] Change

【補正内容】[Correction content]

【手続補正2】[Procedure Amendment 2]

【補正対象書類名】明細書[Document name to be amended] Statement

【補正対象項目名】0004[Correction target item name] 0004

【補正方法】変更[Correction method] Change

【補正内容】[Correction content]

【0004】[0004]

【課題を解決するための手段】本発明は上記課題を解決
するための手段として、抗火石の粉末と粘土と炭化ケイ
素とコーヒー豆の搾りかすに水を加えて混練したものを
成型して焼成した後にトロンミルに入れて撹はんする構
成とした。
[Means for Solving the Problems] As a means for solving the above problems, the present invention forms a mixture of anti-firestone powder, clay, silicon carbide, and coffee beans squeezed by adding water and kneading the mixture. After that, it was placed in a tron mill and stirred.

【手続補正3】[Procedure 3]

【補正対象書類名】明細書[Document name to be amended] Statement

【補正対象項目名】0006[Correction target item name] 0006

【補正方法】変更[Correction method] Change

【補正内容】[Correction content]

【0006】[0006]

【実施例】新島産の抗火石を粉砕した粉末を150kg
と美濃産の粘土150kgに炭化ケイ素900gを混入
し、さらに、コーヒー豆の搾りかす120リツトルと適
量の水を加えて土練機で混練し、 直径約35mmの口金
から押し出して長さ約35mmに切断した。 コーヒー豆
の搾りかすはコーヒー豆を煎つて粗びきし、 煮沸してコ
ーヒーの液を煮出した後搾り取った残りかすであつて、
0.5〜3mmの不定形な粒である。上記のように形成
した生素地は、匣鉢に入れてトンネル炉で1200℃に
加熱して焼成した。焼成した製品は炭化ケイ素の発泡に
より生じた細かい気孔とコーヒー豆の搾りかすが焼失す
ることにより生じた大きな空洞とが混在する比重0.7
程度の軽石となつた。この軽石はトロンミルに入れて撹
はんすることにより互いに衝突させて角を丸め、使用時
にジーンズに傷を付けないようにする。
[Example] 150 kg of powder obtained by crushing anti-firestone from Niijima
900g of silicon carbide is mixed with 150kg of clay from Mino, 120 liters of coffee grounds and an appropriate amount of water are added, and the mixture is kneaded in a kneading machine and extruded from a die with a diameter of about 35mm to a length of about 35mm. Disconnected. The coffee grounds are roasted coffee beans, coarsely boiled, boiled to brew the coffee liquid, and then the remaining ground powder squeezed out.
It is an irregular grain of 0.5 to 3 mm. The green body formed as described above was placed in a sagger and heated at 1200 ° C. in a tunnel furnace to be fired. The baked product has a specific gravity of 0.7 in which fine pores caused by the foaming of silicon carbide and large cavities caused by the burning of coffee ground pomace are burnt.
Pumice stone and Natsuta. The pumice stones are placed in a tron mill and agitated to collide with each other and round the corners so that the jeans are not scratched during use.

Claims (1)

【特許請求の範囲】[Claims] 【請求項1】 抗火石の粉末と粘土と炭化ケイ素とコー
ヒー豆の搾りかすに水を加えて混練したものを成型して
焼成することを特徴とするジーンズ脱色用人造軽石の製
造方法。
1. A method for producing an artificial pumice stone for bleaching jeans, which comprises molding a mixture of anti-firestone powder, clay, silicon carbide, and coffee beans squeezed with water and kneading the mixture, followed by firing.
JP3283969A 1991-10-03 1991-10-03 Production of artificial pumice stone for decoloration of jeans Pending JPH0598585A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3283969A JPH0598585A (en) 1991-10-03 1991-10-03 Production of artificial pumice stone for decoloration of jeans

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3283969A JPH0598585A (en) 1991-10-03 1991-10-03 Production of artificial pumice stone for decoloration of jeans

Publications (1)

Publication Number Publication Date
JPH0598585A true JPH0598585A (en) 1993-04-20

Family

ID=17672581

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3283969A Pending JPH0598585A (en) 1991-10-03 1991-10-03 Production of artificial pumice stone for decoloration of jeans

Country Status (1)

Country Link
JP (1) JPH0598585A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2728256A1 (en) * 1994-12-15 1996-06-21 Molin Jacques Prodn. of pumice=stone substitute product with communicating pores
EP0936262A1 (en) * 1998-02-10 1999-08-18 Marmis Srl Method to transform waste residues into granular products

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5825065A (en) * 1981-08-07 1983-02-15 Mitsubishi Electric Corp Discharge lamp
JPS647292B2 (en) * 1983-03-31 1989-02-08 Mitsubishi Electric Corp

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5825065A (en) * 1981-08-07 1983-02-15 Mitsubishi Electric Corp Discharge lamp
JPS647292B2 (en) * 1983-03-31 1989-02-08 Mitsubishi Electric Corp

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2728256A1 (en) * 1994-12-15 1996-06-21 Molin Jacques Prodn. of pumice=stone substitute product with communicating pores
EP0936262A1 (en) * 1998-02-10 1999-08-18 Marmis Srl Method to transform waste residues into granular products

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