JP2002102837A - Method for treating plated product - Google Patents
Method for treating plated productInfo
- Publication number
- JP2002102837A JP2002102837A JP2000301837A JP2000301837A JP2002102837A JP 2002102837 A JP2002102837 A JP 2002102837A JP 2000301837 A JP2000301837 A JP 2000301837A JP 2000301837 A JP2000301837 A JP 2000301837A JP 2002102837 A JP2002102837 A JP 2002102837A
- Authority
- JP
- Japan
- Prior art keywords
- resin
- metal plating
- pulverized
- product
- plated product
- 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
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、フ゜ラスチックメッキラインより発
生する製品から、その素材であるABS樹脂、ノリル樹脂の回
収と素材表面にメッキされたニッケル、クロム、銅金属箔金属メッキ
を回収、再利用するメッキ製品、又はカ゛ラスの表面に導電メッキ
(液晶基板)を設けたメッキ製品等のメッキ製品の処理方法に関
する。[Industrial application] The present invention recovers ABS resin and Noryl resin as materials from products generated from plastic plating lines and recovers nickel, chromium and copper metal foil metal plating plated on the material surface. Conductive plating on reused plating products or glass surfaces
The present invention relates to a method for treating a plated product such as a plated product provided with a (liquid crystal substrate).
【０００２】[0002]
【従来の技術】車のハ゜ーツ部品であるフロントク゛リル等の製造
は、ABS等の樹脂を成形し、その上に防錆・装飾の目的
で金属メッキを行っている。前処理等を含めたメッキ工程にて
不良が発生した場合、この製品を焼却処理する。しか
し、この焼却処理は、焼却コストがかかること、又は焼却
の際に発生するタ゛イオキシン等の有毒カ゛スが問題となっている
のが現状である。2. Description of the Related Art In the manufacture of front parts such as car parts, a resin such as ABS is molded, and metal plating is performed thereon for the purpose of rust prevention and decoration. If a defect occurs in the plating process including pretreatment, this product is incinerated. However, at present, this incineration treatment involves a problem of high incineration costs or toxic gases such as dioxin generated during incineration.
【０００３】前記焼却処分の改良策として、例えば、次
のような方法がある。即ち、製品を細かく粉砕した後、
酸等のエッチンク゛剤にて樹脂表面にメッキされた金属を溶解
し、樹脂のみを回収し、エッチンク゛された廃液は排水処理装
置にて中和処理する構成である。しかし、この方法は、
処理コストが高く、中和処理することにより、金属水酸化
物という新たな産業廃棄物を生成する問題があり、有効
な処理方法でなく、一般的に普及しなかった。[0003] As a measure for improving the incineration disposal, for example, there is the following method. That is, after crushing the product finely,
The metal plated on the resin surface is dissolved with an etching agent such as an acid, the resin alone is collected, and the etched waste liquid is neutralized by a wastewater treatment device. However, this method
The treatment cost is high, and there is a problem that a new industrial waste called metal hydroxide is generated by the neutralization treatment. This is not an effective treatment method and has not been widely used.
【０００４】尚、仕上製品、加工製品等の製品を、冷凍
処理して、樹脂と油汚れ（不要物）又は付着物（残り
片）を分離する文献としては、特開平4-243585号の冷凍
清掃方法（文献1）と、特開昭59-227364号の付着物除去
方法（文献2）とがある。[0004] In addition, as a literature for finishing a product such as a finished product or a processed product by freezing and separating resin and oil stains (unnecessary substances) or adhering substances (remaining pieces), there is disclosed in Japanese Patent Application Laid-Open No. Hei 4-43585. There is a cleaning method (Reference 1) and a method for removing extraneous matter (Reference 2) disclosed in JP-A-59-227364.
【０００５】前記文献1は、油汚れした機械部品又は装
置を、液体窒素等の低温冷媒液槽に浸漬、或いは冷媒を
スフ゜レー噴射し、この汚れを冷凍固化した後、部品又は装
置をハンマリンク゛等により外力を加えて固化した油汚れを剥
離、除去するようにした構成であり、機械部品、装置等
に付着した油汚れを、簡単に取除く清掃方法を提供する
ことを目的とする。[0005] Patent Document 1 discloses that an oil-stained mechanical part or device is immersed in a low-temperature refrigerant liquid tank such as liquid nitrogen, or sprayed with a refrigerant to freeze and solidify the stain. Thus, the present invention has a configuration in which oil dirt solidified by applying an external force is peeled off and removed, and an object of the present invention is to provide a cleaning method for easily removing oil dirt adhering to mechanical parts, devices and the like.
【０００６】前記文献2は、液体を細かい粒状に氷結せ
しめ、その微氷粒を物品の付着物(不要部分)に噴射し衝
突せしめて、付着物を物品からたたき落して除去する構
成であり、物品の不要部分を、簡易に剥離することを目
的とする。[0006] The above-mentioned Document 2 has a configuration in which a liquid is frozen into fine particles, and the fine ice particles are sprayed onto an attached matter (unnecessary part) of the article to collide with it, and the attached matter is beaten off the article and removed. An object is to easily peel off an unnecessary portion of an article.
【０００７】[0007]
【発明が解決しようとする課題】前記文献1は、低温冷
凍とハンマリンク゛等の外力により、油汚れを剥離、除去する
構成であり、除去した油分の再利用の目的がないこと、
また冷凍固化に関する条件設定がなく、本発明の如く、
メッキ製品の粉砕樹脂及び粉砕金属メッキの再利用への適用は
困難視されること、等の課題がある。The above-mentioned Document 1 has a configuration in which oil stains are peeled and removed by low-temperature freezing and an external force such as a hammerlink 、, and there is no purpose of reusing the removed oil.
In addition, there is no condition setting regarding freezing and solidification, and as in the present invention,
There is a problem in that application to the reuse of the crushed resin and crushed metal plating of the plated product is considered difficult.
【０００８】また文献2は、液体を微氷粒に氷結し、こ
の微氷粒の衝撃を利用して、製品の不要部分を剥離しつ
つ、製品の研磨を図る構成であり、剥離及び／又は研磨
が目的である。従って、本発明が目的とするメッキ製品の
粉砕樹脂及び粉砕金属メッキの再利用は図れない課題があ
る。またこの文献2には、本発明の如く、液化窒素溶液
中に浸漬し、かつ冷凍温度及び時間に関する内容の開示
がない。Further, Document 2 discloses a configuration in which a liquid is frozen onto fine ice particles, and the impact of the fine ice particles is used to separate unnecessary portions of the product while polishing the product. The purpose is polishing. Therefore, there is a problem that the pulverized resin and the pulverized metal plating of the plated product aimed at by the present invention cannot be reused. In addition, this reference 2 does not disclose the contents of immersion in a liquefied nitrogen solution and freezing temperature and time as in the present invention.
【０００９】上記に鑑み、本発明は、従来とは異なった
粉砕樹脂の回収と、粉砕金属メッキの回収を目的としたメッキ
製品の処理方法を開発した。In view of the above, the present invention has developed a method of treating a plated product for the purpose of recovering pulverized resin and recovering pulverized metal plating, which are different from conventional methods.
【００１０】[0010]
【課題を解決するための手段】請求項1の発明は、メッキ製
品からの金属メッキの剥離、除去を介して、確実かつ容易
に粉砕樹脂と粉砕金属メッキを生成すること、及びこの粉
砕樹脂と粉砕金属メッキを再利用に適する形状粒経にする
ことを目的とする。SUMMARY OF THE INVENTION The invention of claim 1 is to produce a pulverized resin and a pulverized metal plating reliably and easily through peeling and removal of a metal plating from a plated product. The purpose is to make the crushed metal plating into a shape and grain size suitable for reuse.
【００１１】請求項1は、樹脂と金属メッキで構成するメッキ
製品を、略-150℃〜-200℃の液化窒素中に略1.5分〜5分
程度浸漬して冷凍処理し、前記メッキ製品の冷凍固化及び
樹脂と金属メッキとの収縮比率の差とを利用し、この樹脂
と金属メッキとを剥離させた後、当該冷凍固化したメッキ製品
に衝撃を与えて、前記樹脂と金属メッキとに分離する構成
のメッキ製品の処理方法である。[0011] A first aspect of the present invention is that a plated product formed of resin and metal plating is immersed in liquefied nitrogen at about -150 ° C to -200 ° C for about 1.5 to 5 minutes and subjected to a freezing treatment. Utilizing the difference in the shrinkage ratio between the resin and the metal plating due to freezing and solidification, the resin and the metal plating are separated, and then the frozen and solidified plating product is subjected to an impact to be separated into the resin and the metal plating. This is a method for treating a plated product having the following configuration.
【００１２】請求項2の発明は、請求項1の目的を達成し
つつ、更に略完全な分離を図ることを目的とする。A second object of the present invention is to achieve a substantially complete separation while achieving the object of the first embodiment.
【００１３】請求項2は、樹脂と金属メッキで構成するメッキ
製品を、略-150℃〜-200℃の液化窒素中に略1.5分〜5分
程度浸漬して冷凍処理し、前記メッキ製品の冷凍固化及び
樹脂と金属メッキとの収縮比率の差とを利用し、この樹脂
と金属メッキとを剥離させた後、当該冷凍固化したメッキ製品
に衝撃を与えて、前記樹脂と金属メッキとに分離し、分離
した樹脂を酸処理する構成のメッキ製品の処理方法であ
る。A second aspect of the present invention is that a plated product composed of a resin and metal plating is immersed in liquefied nitrogen at approximately -150 ° C. to -200 ° C. for approximately 1.5 to 5 minutes and subjected to a freezing treatment. Utilizing the difference in the shrinkage ratio between the resin and the metal plating due to freezing and solidification, the resin and the metal plating are separated, and then the frozen and solidified plating product is subjected to an impact to be separated into the resin and the metal plating. Then, it is a method for treating a plated product having a configuration in which the separated resin is subjected to an acid treatment.
【００１４】請求項3の発明は、最適な衝撃条件を提案
する。[0014] The invention of claim 3 proposes an optimal impact condition.
【００１５】請求項3は、衝撃を、冷凍固化したメッキ製品
に対して、略30〜60秒間に与える構成としたメッキ製品の
処理方法である。[0015] A third aspect of the present invention is a method for treating a plated product in which an impact is applied to the frozen and solidified plated product for approximately 30 to 60 seconds.
【００１６】請求項4の発明は、各種形状及び／又は寸
法のメッキ製品からの粉砕金属メッキの剥離、除去を介して、
確実かつ容易に粉砕樹脂と粉砕金属メッキを生成するこ
と、及びこの粉砕樹脂と粉砕金属メッキを再利用に適する
形状粒経にすることを目的とする。[0016] The invention of claim 4 is a method for peeling and removing crushed metal plating from plated products of various shapes and / or dimensions,
An object of the present invention is to reliably and easily produce a crushed resin and a crushed metal plating, and to make the crushed resin and the crushed metal plating into a particle having a shape suitable for reuse.
【００１７】請求項4は、樹脂と金属メッキで構成するメッキ
製品をチッフ゜状に粉砕し、この粉砕メッキ製品を、略-150℃
〜-200℃の液化窒素中に略1.5分〜5分程度浸漬して冷凍
処理し、前記粉砕メッキ製品の冷凍固化及び粉砕樹脂と粉
砕金属メッキとの収縮比率の差とを利用し、この粉砕樹脂
と粉砕金属メッキとを剥離させた後、当該冷凍固化した粉
砕メッキ製品に衝撃を与えて、前記粉砕樹脂と粉砕金属メッキ
とに分離する構成のメッキ製品の処理方法である。A fourth aspect of the present invention is to pulverize a plated product composed of resin and metal plating into a chip shape, and to subject the pulverized plated product to approximately -150 ° C.
This is immersed in liquefied nitrogen at about -200 ° C. for about 1.5 to 5 minutes to perform a freezing treatment, and freeze-solidification of the pulverized plated product and the difference in shrinkage ratio between the pulverized resin and the pulverized metal plating are used to perform this pulverization. This is a method for treating a plated product in which a resin and a crushed metal plating are separated, and then the frozen and solidified crushed plating product is subjected to an impact to be separated into the crushed resin and the crushed metal plating.
【００１８】請求項5の発明は、請求項4の目的を達成し
つつ、更に略完全な分離を図ることを目的とする。A fifth object of the present invention is to achieve a substantially complete separation while achieving the object of the fourth embodiment.
【００１９】請求項5は、樹脂と金属メッキで構成するメッキ
製品をチッフ゜状に粉砕し、この粉砕メッキ製品を、略-150℃
〜-200℃の液化窒素中に略1.5分〜5分程度浸漬して冷凍
処理し、前記粉砕メッキ製品の冷凍固化及び粉砕樹脂と粉
砕金属メッキとの収縮比率の差とを利用し、この粉砕樹脂
と粉砕金属メッキとを剥離させた後、当該冷凍固化した粉
砕メッキ製品に衝撃を与えて、前記粉砕樹脂と粉砕金属メッキ
とに分離し、分離した粉砕樹脂を酸処理する構成のメッキ
製品の処理方法である。In a fifth aspect, a plated product composed of resin and metal plating is pulverized into a chip shape, and the pulverized plated product is heated to approximately -150 ° C.
This is immersed in liquefied nitrogen at about -200 ° C. for about 1.5 to 5 minutes to perform a freezing treatment, and freeze-solidification of the pulverized plated product and the difference in shrinkage ratio between the pulverized resin and the pulverized metal plating are used to perform this pulverization. After peeling off the resin and the crushed metal plating, a shock is applied to the frozen and solidified crushed plating product to separate the crushed resin and the crushed metal plating, and the separated crushed resin is subjected to an acid treatment. Processing method.
【００２０】請求項6の発明は、最適な衝撃条件を提案
する。The invention of claim 6 proposes an optimal impact condition.
【００２１】請求項6は、衝撃を、冷凍固化した粉砕メッキ
製品を略30〜60秒間に与える構成としたメッキ製品の処理
方法である。A sixth aspect of the present invention is a method of treating a plated product in which a shock is applied to a freeze-solidified pulverized plated product for approximately 30 to 60 seconds.
【００２２】[0022]
【発明の実施の形態】メッキ製品(不良品を含む)の粉砕(破
砕、破壊等)、冷凍及び衝撃粉砕、分別並びに酸処理に
よる一連の流れを説明する。BEST MODE FOR CARRYING OUT THE INVENTION A series of flows of crushing (crushing, destruction, etc.), freezing and impact crushing, separation, and acid treatment of a plated product (including a defective product) will be described.
【００２３】メッキ製品(このメッキ製品は一例である)からの
金属メッキの剥離、除去を介して、確実かつ容易に粉砕樹
脂(粉砕カ゛ラス等)と粉砕金属メッキを生成すること、及びこ
の粉砕樹脂と粉砕金属メッキを再利用に適する形状粒経に
することを目的とする。Through the separation and removal of the metal plating from the plating product (this plating product is an example), it is possible to reliably and easily generate the pulverized resin (pulverized glass and the like) and the pulverized metal plating, and The purpose is to make the crushed metal plating into a shape and grain size suitable for reuse.
【００２４】：粉砕処理(破砕処理) 粉砕処理を行なわず(製品のままで)、冷凍処理をする場
合は、次のような問題が生ずる。例えば、液化窒素の使
用量が多くなること、又は製品の形状及び容積に対応し
て、ハ゛スケットの形状及び容積を、個々に用意する必要があ
り、煩雑かつコストがかかること、等である。Pulverization (Crushing) When the freezing treatment is performed without performing the pulverization (as is), the following problems occur. For example, the use amount of liquefied nitrogen is increased, or the shape and volume of the basket need to be prepared individually corresponding to the shape and volume of the product, which is complicated and costly.
【００２５】従って、冷凍処理の前工程として、各種の
破砕装置を利用し、製品をチッフ゜状、キ゛ロチン状、小フ゛ロック状
等に粉砕する。この粉砕は、製品の種類及び／又は形状
に合せて行なうことが理想である。そして、この粉砕前
工程を行うことで、前記の課題の解消と、その他、例え
ば、効率的な粉砕、冷凍、分離処理と、良質の粉砕金属
メッキ及び／又は粉砕樹脂の製造に役立つ利点がある。Therefore, as a pre-process of the freezing treatment, the product is pulverized into a chip shape, a crotin shape, a small block shape or the like by using various crushing devices. Ideally, this grinding is performed according to the type and / or shape of the product. By performing the pre-pulverization step, there is an advantage that the above-described problem is solved and, for example, efficient pulverization, freezing, separation processing, and production of high-quality pulverized metal plating and / or pulverized resin are performed. .
【００２６】：冷凍処理チッフ゜ 状に粉砕した樹脂（製品）をハ゛スケットに投入後、液化
窒素へ浸漬する。この処理温度は、略-196℃程度で、浸
漬時間は略2〜3分程度とする。この浸漬処理を行う工程
で、粉砕樹脂と、この粉砕樹脂の表面にメッキされた金属
被膜（略50〜100μ程度の金属箔）が収縮比率の差によ
って粉砕樹脂表面より剥がれる。After the resin (product) pulverized in a frozen processing chip shape is put into a gasket, it is immersed in liquefied nitrogen. The treatment temperature is about -196 ° C, and the immersion time is about 2 to 3 minutes. In the step of performing the immersion treatment, the crushed resin and the metal coating (metal foil of about 50 to 100 μm) plated on the surface of the crushed resin are separated from the crushed resin surface due to a difference in shrinkage ratio.
【００２７】：衝撃粉砕処理 粉砕樹脂表面より粉砕金属箔が剥がれた段階で、硬化し
ている粉砕樹脂に、衝撃を与える。この衝撃を与える時
間は、浸漬処理後、略30〜60秒の間に行なう処理で、粉
砕樹脂と粉砕金属箔とを略完全に分離できる。Impact Shattering At the stage where the crushed metal foil is peeled off from the crushed resin surface, an impact is given to the hardened crushed resin. This shock is applied for a time period of about 30 to 60 seconds after the immersion treatment, so that the crushed resin and the crushed metal foil can be almost completely separated.
【００２８】：分別処理 完全分離した粉砕金属箔は、ニッケルを含有しているため強
力な電磁石にて分別を行う。粉砕金属箔塊(又は金属)は
そのまま有価金属にて回収する。Separation treatment Since the completely separated crushed metal foil contains nickel, it is separated by a strong electromagnet. The crushed metal foil block (or metal) is recovered as valuable metal as it is.
【００２９】：酸処理 粉砕樹脂に付着している一部の金属は、過酸化水素及び
硝酸等のエッチンク゛液にて溶解する。水洗工程を経て洗浄さ
れた粉砕樹脂は、原材料として再利用する。尚、粉砕樹
脂(粉砕樹脂塊)は、試験の結果では、製品の劣化はな
く、再利用に問題がないことから実益である。酸処理の
水洗水は排水処理装置にて無害化処理をする。Part of the metal adhering to the pulverized resin is dissolved in an etching solution such as hydrogen peroxide and nitric acid. The pulverized resin washed through the water washing step is reused as a raw material. It should be noted that the pulverized resin (pulverized resin lump) is a profit since the test results show no deterioration of the product and no problem in reusing. The washing water in the acid treatment is detoxified by a wastewater treatment device.
【００３０】[0030]
【実施例】以下、本発明の処理方法の一例を説明する。DESCRIPTION OF THE PREFERRED EMBODIMENTS An example of the processing method of the present invention will be described below.
【００３１】図1は、本発明の好ましい一例を示すフローチャ
ートであり、このフローチャートを基に説明する。図2に示すメッキ
製品1を粉砕（STー1）し、図3に示す粉砕メッキ製品100とす
る。この粉砕は大型のメッキ製品1の処理、又は効率的な冷
凍、衝撃粉砕、分別等を図ること、良品の再利用製品を
製造すること、等に役立つことが考えられる。尚、図示
しないが、小型等のメッキ製品、簡易な再利用製品の製造
等の場合には、この粉砕を省略することもある。FIG. 1 is a flowchart showing a preferred example of the present invention, and description will be made based on this flowchart. The plated product 1 shown in FIG. 2 is pulverized (ST-1) to obtain a pulverized plated product 100 shown in FIG. This pulverization is considered to be useful for the treatment of the large-sized plated product 1 or for efficient freezing, impact pulverization, separation, etc., production of a good reuse product, and the like. Although not shown, in the case of manufacturing a small-sized plated product, a simple reusable product, or the like, the pulverization may be omitted.
【００３２】前記粉砕メッキ製品100はネット2に収容された
後、冷凍処理（STー2）される（図4、5参照）。冷凍処理
は槽、容器等の処理手段3の液化窒素に浸漬処理で行う
が、他の冷凍処理も可能である。この冷凍処理済み粉砕
メッキ製品101は、衝撃粉砕（ST-3）される。例えば、図6
に示す如く、クラッシャー4又は振動衝撃を利用して、粉砕樹
脂材102（粉砕金属メッキ付着の粉砕樹脂材と粉砕樹脂材）
と粉砕金属メッキ103に分離処理を図る。After the crushed plated product 100 is stored in the net 2, it is subjected to a freezing process (ST-2) (see FIGS. 4 and 5). The freezing process is performed by immersion in liquefied nitrogen in the processing means 3 such as a tank or a container, but other freezing processes are also possible. This freeze-processed crushed plated product 101 is subjected to impact crushing (ST-3). For example, FIG.
As shown in the figure, crusher 4 or crushed resin material 102 (crushed resin material with crushed metal plating attached and crushed resin material) using vibration shock
And crushed metal plating 103.
【００３３】この粉砕樹脂材102と粉砕金属メッキ103は、
磁石又は振動、手動等を介して分別（ST-4）される（図
6参照）。分別粉砕金属メッキは有価金属として回収され
て、再利用される（ST-5、図6参照）。The crushed resin material 102 and the crushed metal plating 103
Separation (ST-4) via magnet, vibration, manual, etc.
6). The separated ground metal plating is recovered as valuable metal and reused (ST-5, see FIG. 6).
【００３４】また粉砕樹脂材102（ST-6）は、図7に示す
如く、エッチンク゛液にて溶解処理粉砕樹脂102aと廃材105に
分離処理される（ST-7）。尚、処理水106は、処理槽107
で清澄化された後、放水108される。Further, as shown in FIG. 7, the pulverized resin material 102 (ST-6) is separated into a pulverized resin 102a and a waste material 105 by dissolving with an etching solution (ST-7). The treated water 106 is supplied to the treatment tank 107
After being clarified in, water is discharged 108.
【００３５】尚、図示しないが、材質及び／又は目的等
により酸処理（ST-7）を省略することもある。Although not shown, the acid treatment (ST-7) may be omitted depending on the material and / or purpose.
【００３６】[0036]
【発明の効果】請求項1の発明は、樹脂と金属メッキで構成
するメッキ製品を、略-150℃〜-200℃の液化窒素中に略1.5
分〜5分程度浸漬して冷凍処理し、メッキ製品の冷凍固化及
び樹脂と金属メッキとの収縮比率の差とを利用し、樹脂と
金属メッキとを剥離させた後、冷凍固化したメッキ製品に衝撃
を与えて、樹脂と金属メッキとに分離する構成のメッキ製品の
処理方法である。従って、メッキ製品からの金属メッキの剥
離、除去を介して、確実かつ容易に粉砕樹脂と粉砕金属
メッキを生成し、かつ粉砕樹脂と粉砕金属メッキを再利用に適
する形状粒経にするに最適なメッキ製品の処理方法を提供
できる。According to the first aspect of the present invention, a plated product composed of a resin and metal plating is placed in liquid nitrogen at about -150 ° C to -200 ° C for about 1.5 hours.
Approximately 5 to 5 minutes to immerse and freeze-treat, using the freezing and solidification of the plated product and the difference in shrinkage ratio between the resin and the metal plating to separate the resin and the metal plating, and then freeze and solidify the plated product This is a method for treating a plated product having a configuration in which an impact is applied to separate the resin and the metal plating. Therefore, through the separation and removal of the metal plating from the plated product, it is possible to reliably and easily generate the pulverized resin and the pulverized metal plating, and to make the pulverized resin and the pulverized metal plating into a shape and particle size suitable for reuse. A method for treating a plated product can be provided.
【００３７】請求項2の発明は、樹脂と金属メッキで構成す
るメッキ製品を、略-150℃〜-200℃の液化窒素中に略1.5分
〜5分程度浸漬して冷凍処理し、メッキ製品の冷凍固化及び
樹脂と金属メッキとの収縮比率の差とを利用し、樹脂と金
属メッキとを剥離させた後、冷凍固化したメッキ製品に衝撃を
与えて、樹脂と金属メッキとに分離し、分離した樹脂を酸
処理する構成のメッキ製品の処理方法である。従って、請
求項1の目的を達成しつつ、更に略完全な分離を図るに
最適なメッキ製品の処理方法を提供できる。According to a second aspect of the present invention, a plating product comprising a resin and metal plating is immersed in liquefied nitrogen at approximately -150 ° C. to -200 ° C. for approximately 1.5 to 5 minutes and subjected to a freezing treatment. Utilizing the difference in the shrinkage ratio between the resin and the metal plating with the freezing and solidification of the resin, the resin and the metal plating are peeled off, and then the frozen and solidified plating product is shocked to be separated into the resin and the metal plating, This is a method for treating a plated product configured to treat the separated resin with an acid. Therefore, it is possible to provide a plating product processing method that is most suitable for achieving substantially complete separation while achieving the object of claim 1.
【００３８】請求項3の発明は、衝撃を、冷凍固化したメ
ッキ製品に対して、略30〜60秒間に与える構成としたメッキ
製品の処理方法である。従って、最適な衝撃条件を提案
できる。The invention according to claim 3 is a method for treating a plated product in which an impact is applied to the frozen and solidified plated product for approximately 30 to 60 seconds. Therefore, an optimal impact condition can be proposed.
【００３９】請求項4の発明は、樹脂と金属メッキで構成す
るメッキ製品をチッフ゜状に粉砕し、粉砕メッキ製品を、略-150℃
〜-200℃の液化窒素中に略1.5分〜5分程度浸漬して冷凍
処理し、粉砕メッキ製品の冷凍固化及び粉砕樹脂と粉砕金
属メッキとの収縮比率の差とを利用し、粉砕樹脂と粉砕金
属メッキとを剥離させた後、冷凍固化した粉砕メッキ製品に衝
撃を与えて、粉砕樹脂と粉砕金属メッキとに分離する構成
のメッキ製品の処理方法である。従って、各種形状及び／
又は寸法のメッキ製品からの粉砕金属メッキの剥離、除去を介
して、確実かつ容易に粉砕樹脂と粉砕金属メッキを生成
し、かつ粉砕樹脂と粉砕金属メッキを再利用に適する形状
粒経にするに最適なメッキ製品の処理方法を提供できる。According to a fourth aspect of the present invention, a plated product composed of resin and metal plating is pulverized into a chip shape, and the pulverized plated product is heated to approximately -150 ° C.
Approximately 1.5 minutes to 5 minutes immersion in liquefied nitrogen at ~ -200 ° C for freezing, freeze-solidification of the pulverized plating product and the difference in shrinkage ratio between the pulverized resin and the pulverized metal plating. This is a method of treating a plated product having a configuration in which, after the pulverized metal plating is peeled off, the frozen and solidified pulverized plated product is subjected to an impact to be separated into a pulverized resin and a pulverized metal plating. Therefore, various shapes and / or
Or, through the separation and removal of the crushed metal plating from the plated product of the dimensions, reliably and easily generate the crushed resin and the crushed metal plating, and make the crushed resin and the crushed metal plating into a shape and grain size suitable for reuse. An optimal plating product processing method can be provided.
【００４０】請求項5の発明は、樹脂と金属メッキで構成す
るメッキ製品をチッフ゜状に粉砕し、粉砕メッキ製品を、略-150℃
〜-200℃の液化窒素中に略1.5分〜5分程度浸漬して冷凍
処理し、粉砕メッキ製品の冷凍固化及び粉砕樹脂と粉砕金
属メッキとの収縮比率の差とを利用し、粉砕樹脂と粉砕金
属メッキとを剥離させた後、冷凍固化した粉砕メッキ製品に衝
撃を与えて、粉砕樹脂と粉砕金属メッキとに分離し、分離
した粉砕樹脂を酸処理する構成のメッキ製品の処理方法で
ある。従って、請求項4の目的を達成しつつ、更に略完
全な分離を図るに最適なメッキ製品の処理方法を提供でき
る。According to a fifth aspect of the present invention, a plated product composed of resin and metal plating is pulverized into a chip shape, and the pulverized plated product is heated to approximately -150 ° C.
Approximately 1.5 minutes to 5 minutes immersion in liquefied nitrogen at ~ -200 ° C for freezing, freeze-solidification of the pulverized plating product and the difference in shrinkage ratio between the pulverized resin and the pulverized metal plating. This is a method of treating a plating product having a configuration in which a shock is applied to a frozen and solidified pulverized plating product after the pulverized metal plating is peeled off and separated into a pulverized resin and a pulverized metal plating, and the separated pulverized resin is subjected to an acid treatment. . Therefore, it is possible to provide a plating product processing method which is most suitable for achieving substantially complete separation while achieving the object of claim 4.
【００４１】請求項6の発明は、衝撃を、冷凍固化した
粉砕メッキ製品を略30〜60秒間に与える構成としたメッキ製品
の処理方法である。従って、最適な衝撃条件を提案でき
る。A sixth aspect of the present invention is a method for treating a plated product in which a shock is applied to a freeze-solidified pulverized plated product for approximately 30 to 60 seconds. Therefore, an optimal impact condition can be proposed.
【図1】本発明の概要を説明するフローチャートである。FIG. 1 is a flowchart illustrating an outline of the present invention.
【図2】メッキ製品の一例を示す斜視図である。FIG. 2 is a perspective view illustrating an example of a plated product.
【図3】粉砕メッキ製品を示す斜視図である。FIG. 3 is a perspective view showing a crush-plated product.
【図4】粉砕メッキ製品をネットに収容した状態の斜視図であ
る。FIG. 4 is a perspective view of a state in which a crushed plating product is housed in a net.
【図5】粉砕メッキ製品の冷凍処理の一例を示す斜視図であ
る。FIG. 5 is a perspective view showing an example of a freezing process of a crushed plated product.
【図6】冷凍粉砕メッキ製品の粉砕と、粉砕樹脂材と粉砕金
属メッキの分離の一例を示す模式図である。FIG. 6 is a schematic diagram showing an example of pulverization of a freeze-pulverized plating product and separation of a pulverized resin material and a pulverized metal plating.
【図7】粉砕樹脂の酸処理(後処理)の一例を示す模式図
である。FIG. 7 is a schematic diagram illustrating an example of an acid treatment (post-treatment) of a pulverized resin.
1 メッキ製品 100 粉砕メッキ製品 101 冷凍処理済み粉砕メッキ製品 102 粉砕樹脂材 102a 粉砕樹脂 103 粉砕金属メッキ 105 廃材 106 処理水 107 処理槽 108 放水 2 ネット 3 処理手段 4 クラッシャー 1 Plating product 100 Pulverized plating product 101 Frozen-processed pulverized plating product 102 Pulverized resin material 102a Pulverized resin 103 Pulverized metal plating 105 Waste material 106 Treated water 107 Treatment tank 108 Water discharge 2 Net 3 Processing means 4 Crusher
───────────────────────────────────────────────────── フロントページの続き (72)発明者 小川 淳 名古屋市港区十一屋１−48 小川工業株式 会社内 (72)発明者 市川 勇 名古屋市港区入場１丁目206−２ 株式会 社スイレイ内 (72)発明者 石黒 鈴男 名古屋市港区入場１丁目206−２ 株式会 社スイレイ内 Ｆターム(参考） 4D004 AA07 AA50 BA05 BA07 CA04 CA12 CA32 CA50 CB13 CC12 CC20 DA03 DA06 4F301 AA13 AA15 AA20 AD02 BD05 BF05 BF10 BF12 BF29 BF32 ──────────────────────────────────────────────────続 き Continued on the front page (72) Jun Ogawa, Inventor 1-48 Juichiya, Minato-ku, Nagoya-shi Ogawa Industry Co., Ltd. (72) Inventor Isamu Ichikawa 1-26-2, Minato-ku, Nagoya-shi Suirei Co., Ltd. (72) Inventor Suzuo Ishiguro 1-206-2, Minato-ku, Nagoya-shi F-term (reference) 4D004 AA07 AA50 BA05 BA07 CA04 CA12 CA32 CA50 CB13 CC12 CC20 DA03 DA06 4F301 AA13 AA15 AA20 AD02 BD05 BF05 BF10 BF12 BF29 BF32
Claims (6)
-150℃〜-200℃の液化窒素中に略1.5分〜5分程度浸漬し
て冷凍処理し、前記メッキ製品の冷凍固化及び樹脂と金属メ
ッキとの収縮比率の差とを利用し、この樹脂と金属メッキと
を剥離させた後、当該冷凍固化したメッキ製品に衝撃を与
えて、前記樹脂と金属メッキとに分離する構成のメッキ製品の
処理方法。1. A plating product composed of resin and metal plating is substantially
This resin is immersed in liquefied nitrogen at -150 ° C to -200 ° C for about 1.5 to 5 minutes to perform a freezing treatment, and utilizing the difference between the freezing and solidification of the plated product and the shrinkage ratio between the resin and the metal plating, this resin is used. A method for treating a plated product, wherein the plating product is separated from the resin and the metal plating by applying an impact to the frozen and solidified plated product after peeling off the metal plating.
-150℃〜-200℃の液化窒素中に略1.5分〜5分程度浸漬し
て冷凍処理し、前記メッキ製品の冷凍固化及び樹脂と金属メ
ッキとの収縮比率の差とを利用し、この樹脂と金属メッキと
を剥離させた後、当該冷凍固化したメッキ製品に衝撃を与
えて、前記樹脂と金属メッキとに分離し、分離した樹脂を
酸処理する構成のメッキ製品の処理方法。2. A plating product composed of resin and metal plating,
This resin is immersed in liquefied nitrogen at -150 ° C to -200 ° C for about 1.5 to 5 minutes for freezing treatment, utilizing the difference between the freezing and solidification of the plated product and the shrinkage ratio between the resin and the metal plating. A method of treating a plated product, comprising: applying a shock to the frozen and solidified plated product after separating the resin and the metal plating, separating the resin and the metal plating, and acid-treating the separated resin.
対して、略30〜60秒間に与える構成とした請求項1又は
請求項2に記載のメッキ製品の処理方法。3. The method for treating a plated product according to claim 1, wherein the shock is applied to the frozen and solidified plated product for approximately 30 to 60 seconds.
状に粉砕し、この粉砕メッキ製品を、略-150℃〜-200℃の
液化窒素中に略1.5分〜5分程度浸漬して冷凍処理し、前
記粉砕メッキ製品の冷凍固化及び粉砕樹脂と粉砕金属メッキと
の収縮比率の差とを利用し、この粉砕樹脂と粉砕金属メッ
キとを剥離させた後、当該冷凍固化した粉砕メッキ製品に衝
撃を与えて、前記粉砕樹脂と粉砕金属メッキとに分離する
構成のメッキ製品の処理方法。4. A plated product composed of resin and metal plating is crushed into a chip shape, and the crushed plated product is immersed in liquefied nitrogen at about -150 ° C to -200 ° C for about 1.5 to 5 minutes. Freezing treatment, freeze-solidification of the pulverized plating product and utilizing the difference in shrinkage ratio between the pulverized resin and the pulverized metal plating to separate the pulverized resin and the pulverized metal plating, and then freeze-solidified the pulverized plating product The method of treating a plated product, wherein the plated product is separated into the crushed resin and the crushed metal plating by applying an impact to the crushed resin.
状に粉砕し、この粉砕メッキ製品を、略-150℃〜-200℃の
液化窒素中に略1.5分〜5分程度浸漬して冷凍処理し、前
記粉砕メッキ製品の冷凍固化及び粉砕樹脂と粉砕金属メッキと
の収縮比率の差とを利用し、この粉砕樹脂と粉砕金属メッ
キとを剥離させた後、当該冷凍固化した粉砕メッキ製品に衝
撃を与えて、前記粉砕樹脂と粉砕金属メッキとに分離し、
分離した粉砕樹脂を酸処理する構成のメッキ製品の処理方
法。5. A plated product composed of resin and metal plating is crushed into a chip shape, and the crushed plated product is immersed in liquefied nitrogen at about -150 ° C. to -200 ° C. for about 1.5 to 5 minutes. Freezing treatment, freeze-solidification of the pulverized plating product and utilizing the difference in shrinkage ratio between the pulverized resin and the pulverized metal plating to separate the pulverized resin and the pulverized metal plating, and then freeze-solidified the pulverized plating product To separate the crushed resin and crushed metal plating,
A method for treating a plated product having a configuration in which separated pulverized resin is treated with an acid.
品を略30〜60秒間に与える構成とした請求項4、又は請
求項5に記載のメッキ製品の処理方法。6. The method for treating a plated product according to claim 4, wherein the shock is applied to the frozen and solidified pulverized plated product for about 30 to 60 seconds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000301837A JP2002102837A (en) | 2000-10-02 | 2000-10-02 | Method for treating plated product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000301837A JP2002102837A (en) | 2000-10-02 | 2000-10-02 | Method for treating plated product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2002102837A true JP2002102837A (en) | 2002-04-09 |
Family
ID=18783298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000301837A Pending JP2002102837A (en) | 2000-10-02 | 2000-10-02 | Method for treating plated product |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2002102837A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012076313A (en) * | 2010-09-30 | 2012-04-19 | Fujitsu Ltd | Method of recovering resin substrate and apparatus for recovering resin substrate |
| CN115430692A (en) * | 2022-09-03 | 2022-12-06 | 宁夏大学 | Novel method for separating and recycling retired photovoltaic module |
| KR102618233B1 (en) * | 2023-07-07 | 2023-12-27 | 시미크 주식회사 | Manufacturing method for recycling polytetrafluoroethylene resin, apparatus for removing impurity containing oil and metallic materials, manufacturing method for recycling polytetrafluoroethylene resin using apparatus for removing impurity containing oil and metallic materials |
-
2000
- 2000-10-02 JP JP2000301837A patent/JP2002102837A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012076313A (en) * | 2010-09-30 | 2012-04-19 | Fujitsu Ltd | Method of recovering resin substrate and apparatus for recovering resin substrate |
| CN115430692A (en) * | 2022-09-03 | 2022-12-06 | 宁夏大学 | Novel method for separating and recycling retired photovoltaic module |
| KR102618233B1 (en) * | 2023-07-07 | 2023-12-27 | 시미크 주식회사 | Manufacturing method for recycling polytetrafluoroethylene resin, apparatus for removing impurity containing oil and metallic materials, manufacturing method for recycling polytetrafluoroethylene resin using apparatus for removing impurity containing oil and metallic materials |
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