JPH11310217A - Synthetic resin container - Google Patents
Synthetic resin containerInfo
- Publication number
- JPH11310217A JPH11310217A JP13429298A JP13429298A JPH11310217A JP H11310217 A JPH11310217 A JP H11310217A JP 13429298 A JP13429298 A JP 13429298A JP 13429298 A JP13429298 A JP 13429298A JP H11310217 A JPH11310217 A JP H11310217A
- Authority
- JP
- Japan
- Prior art keywords
- container
- nylon
- resin
- thin
- heat resistance
- 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
Landscapes
- Containers Having Bodies Formed In One Piece (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】この発明は、合成樹脂製薄壁
容器に関し、特に、耐熱性および低温度における膨張性
を向上させたものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a synthetic resin thin-walled container, and more particularly to a container having improved heat resistance and expandability at low temperatures.
【０００２】[0002]
【従来の技術】鶏卵、果実、総菜などを入れて販売する
ためにポリエチレン・テレフタレート樹脂（以下、ＰＥ
Ｔと略称する）を成形したトレー状薄壁容器が使用され
ているが、特に、直接口に入る食品を扱う場合には、食
品を容器に入れてから殺菌処理のために８０℃程度に加
熱されることがあり、また、高温度の食品をそのまま容
器に入れることがあるので、トレー状薄壁容器としては
８０℃程度の温度で変形しないことが望まれる。2. Description of the Related Art Polyethylene terephthalate resin (hereinafter referred to as PE) is required for selling eggs, fruits, and prepared dishes.
T) is used, but especially when handling food that enters directly into the mouth, the food is placed in the container and then heated to about 80 ° C. for sterilization. In some cases, a high-temperature food may be directly put into a container. Therefore, it is desired that the tray-shaped thin-walled container does not deform at a temperature of about 80 ° C.
【０００３】また、ＰＥＴを成形したＰＥＴボトルが、
各種飲料の容器として使用されているが、冷蔵により飲
料を凍結させた場合、飲料が膨張してＰＥＴボトルを破
損することがあった。[0003] Also, PET bottles formed of PET are:
Although used as containers for various beverages, when the beverage is frozen by refrigeration, the beverage may expand and break the PET bottle.
【０００４】ＰＥＴ樹脂のみで作った容器は、６０℃程
度の温度で変形し、凍結による飲料の膨張で破損するこ
とがあるので、ＰＥＴ樹脂にポリカーボネート樹脂を混
合して、変形温度を高めた耐熱性薄壁容器や、低温度に
おける膨張性能を高めた耐膨張性ボトル状容器が使用さ
れている。[0004] Containers made only of PET resin are deformed at a temperature of about 60 ° C and may be damaged by expansion of the beverage due to freezing. Thin-walled containers and expansion-resistant bottle-shaped containers having enhanced expansion performance at low temperatures are used.
【０００５】[0005]
【発明が解決しようとする課題】しかし、ポリカーボネ
ート樹脂は、社会問題になっている環境ホルモンの原因
物質に該当するので、食品や飲料を入れる容器に使用す
ることはできない。However, polycarbonate resins cannot be used for containers for foods and beverages because they are substances that cause environmental hormones, which have become a social problem.
【０００６】そこで、この発明は、ポリカーボネート樹
脂のような環境ホルモンの原因物質を使用することな
く、変形温度を高めた耐熱性薄壁容器や低温度における
膨張性能を高めた耐膨張性ボトル状容器を提供すること
を目的として考えられたものである。Accordingly, the present invention provides a heat-resistant thin-walled container having an increased deformation temperature and an expansion-resistant bottle-shaped container having an improved inflation performance at a low temperature without using a causative substance of an environmental hormone such as a polycarbonate resin. It was conceived for the purpose of providing.
【０００７】[0007]
【課題を解決するための手段】この発明の合成樹脂製容
器は、ＰＥＴ樹脂に対してナイロン６またはナイロン６
６を１０〜２０重量％、好ましくは１５重量％混合した
ものを真空成形によりトレー状容器に成形したものであ
る。The container made of synthetic resin of the present invention is made of nylon 6 or nylon 6 with respect to PET resin.
6 is obtained by mixing 10 to 20% by weight, preferably 15% by weight, into a tray-like container by vacuum forming.
【０００８】また、ポリエチレン・テレフタレート樹脂
に対してナイロン６またはナイロン６６を１０〜２０重
量％混合してブロー成形によりボトル状容器に成形した
ものである。[0008] Further, 10 to 20% by weight of nylon 6 or nylon 66 is mixed with polyethylene terephthalate resin and molded into a bottle-like container by blow molding.
【０００９】[0009]
【発明の実施の形態】ＰＥＴ樹脂にナイロン６またはナ
イロン６６を混合した樹脂材料を容器に成形すると、８
０℃程度の温度で変形し難いし、水を入れて凍結させて
も、破損し難いことが分かった。DESCRIPTION OF THE PREFERRED EMBODIMENTS A resin material obtained by mixing nylon 6 or nylon 66 with a PET resin is molded into a container.
It was found that it was hardly deformed at a temperature of about 0 ° C., and that it was hardly damaged even when frozen by adding water.
【００１０】そこで、ＰＥＴ樹脂とナイロンとの配合比
を変えた材料を用いて容器を作って実験したところ、Ｐ
ＥＴ樹脂に対してナイロン６またはナイロン６６を１０
〜２０重量％混合すると、実用に供し得ることが明らか
になり、ＰＥＴ樹脂に対してナイロン６またはナイロン
６６を１５重量％混合すると、耐熱性および低温度にお
ける膨張性能が最も優れていることが明らかになった。Therefore, when a container was made using a material in which the mixing ratio of PET resin and nylon was changed, an experiment was conducted.
Nylon 6 or Nylon 66 for ET resin
It is evident that mixing up to 20% by weight can be used practically, and that mixing up to 15% by weight of nylon 6 or nylon 66 with respect to PET resin has the best heat resistance and swelling performance at low temperatures. Became.
【００１１】この発明は、このような知見に基づいて考
えられたもので、ＰＥＴ樹脂に対してナイロン６または
ナイロン６６を１０〜２０重量％混合した材料をシート
状に成形し、さらに真空成形により、身部および蓋部よ
りなる鶏卵容器、総菜容器、果実容器、生鮮食品容器な
どのトレー状薄壁容器を製造する。The present invention has been conceived based on such findings. A material obtained by mixing 10 to 20% by weight of nylon 6 or nylon 66 with a PET resin is formed into a sheet, and further formed by vacuum forming. The manufacture of tray-shaped thin-walled containers such as egg containers, prepared food containers, fruit containers, fresh food containers, etc., comprising a body and a lid.
【００１２】このようにして作った薄壁容器は、耐熱性
が優れているので、食品を容器に入れてから加熱殺菌処
理に耐え、また、高温度の食品をそのまま薄壁容器に入
れることができる。Since the thin-walled container thus produced has excellent heat resistance, it can withstand heat sterilization after the food is put in the container, and can be put into the thin-walled container as it is at a high temperature. it can.
【００１３】さらに、ＰＥＴ樹脂に対してナイロン６ま
たはナイロン６６を１０〜２０重量％混合した材料をブ
ロー成形によりボトル状容器を製造することができる。Furthermore, a bottle-shaped container can be manufactured by blow molding a material in which 10 to 20% by weight of nylon 6 or nylon 66 is mixed with PET resin.
【００１４】このようにして作ったボトル状容器は、耐
熱性が優れているので、高温度の液体を注入しても変形
することがなく、低温度における膨張性能が優れている
ので、容器内の液体を凍結させても破損することはない
のである。The bottle-shaped container thus produced has excellent heat resistance, does not deform even when a high-temperature liquid is injected, and has excellent expansion performance at a low temperature. Even if the liquid is frozen, it will not be damaged.
【００１５】[0015]
【発明の効果】以上の実施の形態に基づく説明から明ら
かなように、この発明によると、ポリカーボネート樹脂
のような環境ホルモンの原因物質を使用することなく、
変形温度を高めた耐熱性薄壁容器や、低温度における膨
張性能を高めた耐膨張性容器を提供することができる。As is clear from the description based on the above embodiment, according to the present invention, it is possible to use an environmental hormone-causing substance such as a polycarbonate resin without using a causative substance.
It is possible to provide a heat-resistant thin-walled container having an increased deformation temperature and an expansion-resistant container having improved expansion performance at low temperatures.
Claims (2)
してナイロン６またはナイロン６６を１０〜２０重量％
混合して真空成形によりトレー状容器に成形したことを
特徴とする合成樹脂製容器。1. Nylon 6 or Nylon 66 is used in an amount of 10 to 20% by weight based on polyethylene terephthalate resin.
A synthetic resin container characterized by being mixed and formed into a tray-like container by vacuum forming.
してナイロン６またはナイロン６６を１０〜２０重量％
混合してブロー成形によりボトル状容器に成形したこと
を特徴とする合成樹脂製容器。2. 10 to 20% by weight of nylon 6 or nylon 66 based on polyethylene terephthalate resin
A synthetic resin container characterized by being mixed and molded into a bottle-like container by blow molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13429298A JPH11310217A (en) | 1998-04-30 | 1998-04-30 | Synthetic resin container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13429298A JPH11310217A (en) | 1998-04-30 | 1998-04-30 | Synthetic resin container |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH11310217A true JPH11310217A (en) | 1999-11-09 |
Family
ID=15124883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13429298A Pending JPH11310217A (en) | 1998-04-30 | 1998-04-30 | Synthetic resin container |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH11310217A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030065142A (en) * | 2002-01-31 | 2003-08-06 | 주식회사 효성 | Method for preparation polyester/polyamide blend used in molding container |
| JP2008174270A (en) * | 2007-01-18 | 2008-07-31 | Lgc Co Ltd | Returnable box |
-
1998
- 1998-04-30 JP JP13429298A patent/JPH11310217A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030065142A (en) * | 2002-01-31 | 2003-08-06 | 주식회사 효성 | Method for preparation polyester/polyamide blend used in molding container |
| JP2008174270A (en) * | 2007-01-18 | 2008-07-31 | Lgc Co Ltd | Returnable box |
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