JP2001106219A - High barrier PET bottle - Google Patents
High barrier PET bottleInfo
- Publication number
- JP2001106219A JP2001106219A JP28569299A JP28569299A JP2001106219A JP 2001106219 A JP2001106219 A JP 2001106219A JP 28569299 A JP28569299 A JP 28569299A JP 28569299 A JP28569299 A JP 28569299A JP 2001106219 A JP2001106219 A JP 2001106219A
- Authority
- JP
- Japan
- Prior art keywords
- pet
- pet bottle
- bottle
- resin
- weight
- 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.)
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Links
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- Containers Having Bodies Formed In One Piece (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Abstract
(57)【要約】
【課題】ＰＥＴボトルの酸素や炭酸ガスに対するバリア
性をさらに改善したハイバリア性ＰＥＴボトルを提供す
る。
【解決手段】縦延伸倍率が２倍以下で二軸延伸ブロー成
形されたＰＥＴボトルにおいて、ＰＥＴボトルの成形材
料が、ＰＥＴにＢレジンとＭＸＤ６ナイロンとをブレン
ドした成形材料である。(57) [Problem] To provide a high-barrier PET bottle in which the PET bottle has a further improved barrier property against oxygen and carbon dioxide. SOLUTION: In a PET bottle formed by biaxial stretching blow molding at a longitudinal stretching ratio of 2 times or less, the molding material of the PET bottle is a molding material obtained by blending PET with B resin and MXD6 nylon.
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、酸素、炭酸ガスに
対して優れたバリア性を有するハイバリア性ＰＥＴボト
ルに関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a high-barrier PET bottle having excellent barrier properties against oxygen and carbon dioxide.
【０００２】[0002]
【従来の技術】従来、ポリエチレンテレフタレート（Ｐ
ＥＴ）を二軸延伸ブロー成形した通称ＰＥＴボトルは、
その透明性、強度、バリア性などの特性から、食品分野
や非食品分野の広い用途範囲のわたって使用されてき
た。2. Description of the Related Art Conventionally, polyethylene terephthalate (P
ET) is a biaxially stretch blow molded PET bottle.
Due to its properties such as transparency, strength and barrier properties, it has been used over a wide range of applications in the food and non-food fields.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、ＰＥＴ
ボトルに対する市場の要求から適用範囲が拡大するにつ
れて、内容物の保護性の面から、さらに、ガスバリアの
改善が強く市場から求められるようになってきた。例え
ば、果汁飲料には、さらに酸素バリア性の改善が必要で
あり、炭酸飲料には、さらに炭酸ガスバリア性の改善が
必要となり、ドリンク剤には、酸素バリア性と炭酸ガス
バリア性との改善がさらに必要となった。SUMMARY OF THE INVENTION However, PET
As the range of application has expanded from the demands of the market for bottles, the protection of the contents and the improvement of the gas barrier have been strongly demanded from the market. For example, fruit juice drinks require further improvement in oxygen barrier properties, carbonated drinks further require improvement in carbon dioxide gas barrier properties, and drinks further improve oxygen barrier properties and carbon dioxide gas barrier properties. Needed.
【０００４】本発明は、上述の従来のＰＥＴボトルに対
する市場の要望に応えるものであり、ＰＥＴボトルの酸
素や炭酸ガスに対するバリア性をさらに改善したハイバ
リア性ＰＥＴボトルを提供するものである。[0004] The present invention meets the market demand for the above-mentioned conventional PET bottles, and provides a high-barrier PET bottle in which the PET bottle has a further improved barrier property against oxygen and carbon dioxide.
【０００５】[0005]
【課題を解決するための手段】すなわち、本発明の第１
の発明は、縦延伸倍率が２倍以下で二軸延伸ブロー成形
されたＰＥＴボトルにおいて、前記ＰＥＴボトルの成形
材料が、ＰＥＴ（酸成分としてテレフタール酸を主成分
としたＰＥＴ）にＢレジン（酸成分としてイソフタール
酸を主成分としたＰＥＴ）とＭＸＤ６ナイロン（芳香族
ポリアミド）とをブレンドした成形材料であることを特
徴とするハイバリア性ＰＥＴボトルである。That is, the first aspect of the present invention is as follows.
The invention of the present invention relates to a PET bottle which is biaxially stretch blow-molded at a longitudinal stretching ratio of 2 times or less, and wherein the molding material of the PET bottle is PET (PET mainly composed of terephthalic acid as an acid component) and B resin (acid). A high-barrier PET bottle characterized in that it is a molding material obtained by blending PET (mainly composed of isophthalic acid as a main component) and MXD6 nylon (aromatic polyamide).
【０００６】そして、本発明の第２の発明は、前記ＰＥ
Ｔボトルの成形材料のブレンド比率が、ＰＥＴ：Ｂレジ
ン：ＭＸＤ６ナイロン＝８０〜６５重量％：５〜１０重
量％：１５〜３０重量％であることを特徴とするハイバ
リア性ＰＥＴボトルである。[0006] The second invention of the present invention relates to the above-mentioned PE.
The high-barrier PET bottle is characterized in that the blending ratio of the molding material of the T bottle is PET: B resin: MXD6 nylon = 80 to 65% by weight: 5 to 10% by weight: 15 to 30% by weight.
【０００７】[0007]
【作用】本発明のハイバリア性ＰＥＴボトルは、ＰＥＴ
にＢレジンとＭＸＤ６ナイロンとをブレンドした成形材
料を用いて、二軸延伸ブロー成形したものであり、Ｂレ
ジンが、ＰＥＴの炭酸ガスに対するバリア性を向上し、
ＭＸＤ６ナイロンが、ＰＥＴの酸素に対するバリア性を
向上するため、本発明のＰＥＴボトルは、炭酸ガスに対
するバリア性及び酸素に対するバリア性が、従来のＰＥ
Ｔボトルより向上する。The high-barrier PET bottle of the present invention is made of PET.
Is formed by biaxial stretch blow molding using a molding material in which B resin and MXD6 nylon are blended. The B resin improves the barrier property of PET against carbon dioxide gas,
Since the MXD6 nylon improves the barrier property of PET against oxygen, the PET bottle of the present invention has a barrier property against carbon dioxide gas and a barrier property against oxygen of conventional PET.
Better than T bottles.
【０００８】また、本発明のハイバリア性ＰＥＴボトル
の成形材料のブレンド比率は、ＰＥＴ：Ｂレジン：ＭＸ
Ｄ６ナイロン＝８０〜６５重量％：５〜１０重量％：１
５〜３０重量％であり、Ｂレジンが５重量％以上で、Ｍ
ＸＤ６ナイロンが１５重量％以上であるため、炭酸ガス
や酸素に対して優れたバリア性を有し、また、Ｂレジン
が１０重量％以下で、ＭＸＤ６ナイロンが３０重量％以
下であるため、成形性及び透明感に問題がない。The blending ratio of the molding material for the high barrier PET bottle of the present invention is PET: B resin: MX
D6 nylon = 80-65% by weight: 5-10% by weight: 1
5 to 30% by weight, B resin is 5% by weight or more, M
Since XD6 nylon is 15% by weight or more, it has an excellent barrier property against carbon dioxide gas and oxygen. In addition, B resin is 10% by weight or less and MXD6 nylon is 30% by weight or less, so that moldability is improved. There is no problem with transparency.
【０００９】[0009]
【発明の実施の形態】本発明のＰＥＴボトルは、ＰＥＴ
（ポリエチレンテレフタレート）にＢレジンとＭＸＤ６
ナイロンとをブレンドした成形材料を用いて、二軸延伸
ブロー成形法により縦延伸倍率が２倍以下、横延伸倍率
が３．５倍以下で作製されるものである。成形材料のブ
レンド比率は、ＰＥＴ：Ｂレジン：ＭＸＤ６ナイロン＝
８０〜６５重量％：５〜１０重量％：１５〜３０重量％
の範囲のものである。なお、発明者らの試行において
は、Ｂレジンが１０重量％を越えると、または、ＭＸＤ
６ナイロンが３０重量％を越えると成形が難しく、透明
感も悪くなった。また、ボトルの最低肉厚は、０．２０
ｍｍ以上を必要するものであった。DETAILED DESCRIPTION OF THE INVENTION The PET bottle of the present invention is a PET bottle.
(Polyethylene terephthalate) and B resin and MXD6
It is produced by a biaxial stretch blow molding method with a longitudinal stretching ratio of 2 times or less and a transverse stretching ratio of 3.5 times or less using a molding material blended with nylon. The blending ratio of the molding materials is PET: B resin: MXD6 nylon =
80 to 65% by weight: 5 to 10% by weight: 15 to 30% by weight
Of the range. In addition, in the trials of the inventors, when the B resin exceeds 10% by weight, or when MXD
If the amount of nylon 6 exceeds 30% by weight, molding is difficult and transparency is poor. The minimum thickness of the bottle is 0.20
mm or more was required.
【００１０】[0010]
【実施例】＜実施例１＞ＰＥＴとしてユニペット「ＲＴ
５４３Ｃ」（ＩＶ＝0.78）を用い、Ｂレジンとして三井
化学「Ｂ０１０」（イソフタル酸＋特殊ジオール含有）
を用い、ＭＸＤ６ナイロンとして東洋紡「Ｔ６００」
（芳香族ポリアミド）を用いて、ＲＴ５４３Ｃ：Ｂレジ
ン：ＭＸＤ６ナイロン＝８０：５：１５のブレンド比率
の成形材料を作製し、縦延伸倍率が１．７倍、横延伸倍
率が３．２倍で二軸延伸ブロー成形して実施例１のＰＥ
Ｔボトルを作製した。なお、ボトルの容量は５００ｍｌ
で、重量は３２ｇで、口元径は２８ｍｍであった。<Example 1> Unipet "RT" as PET
543C ”(IV = 0.78) and Mitsui Chemicals“ B010 ”(containing isophthalic acid and special diol) as B resin
"D600" nylon as Toyobo "T600"
By using (aromatic polyamide), a molding material having a blend ratio of RT543C: B resin: MXD6 nylon = 80: 5: 15 was prepared, and the longitudinal stretching ratio was 1.7 times and the transverse stretching ratio was 3.2 times. PE of Example 1 by biaxial stretch blow molding
A T bottle was made. The bottle capacity is 500ml
The weight was 32 g and the mouth diameter was 28 mm.
【００１１】＜実施例２＞ＰＥＴとしてユニペット「Ｒ
Ｎ１６３Ｃ」（ＩＶ＝0.82）を用い、Ｂレジンとして三
井化学「Ｂ０１０」を用い、ＭＸＤ６ナイロンとして東
洋紡「Ｔ６００」を用いて、ＲＮ１６３Ｃ：Ｂレジン：
ＭＸＤ６ナイロン＝８０：５：１５のブレンド比率の成
形材料を作製し、縦延伸倍率が１．７倍、横延伸倍率が
３．２倍で二軸延伸ブロー成形して実施例２のＰＥＴボ
トルを作製した。なお、ボトルの容量は５００ｍｌで、
重量は３２ｇで、口元径は２８ｍｍであった。<Embodiment 2> Unipet "R" is used as PET.
RN163C: B resin using Mitsui Chemicals "B010" as B resin and Toyobo "T600" as MXD6 nylon using "N163C" (IV = 0.82):
A molding material having a blend ratio of MXD6 nylon = 80: 5: 15 was prepared, and biaxially stretch blow-molded at a longitudinal stretch ratio of 1.7 times and a transverse stretch ratio of 3.2 times to obtain a PET bottle of Example 2. Produced. In addition, the capacity of the bottle is 500 ml,
The weight was 32 g and the mouth diameter was 28 mm.
【００１２】＜実施例３＞ＰＥＴとしてユニペット「Ｒ
Ｔ５４３Ｃ」を用い、Ｂレジンとして三井化学「Ｂ０１
０」を用い、ＭＸＤ６ナイロンとして東洋紡「Ｔ６０
０」を用いて、ＲＴ５４３Ｃ：Ｂレジン：ＭＸＤ６ナイ
ロン＝７５：１０：１５のブレンド比率の成形材料を作
製し、縦延伸倍率が１．７倍、横延伸倍率が３．２倍で
二軸延伸ブロー成形して実施例３のＰＥＴボトルを作製
した。なお、ボトルの容量は５００ｍｌで、重量は３２
ｇで、口元径は２８ｍｍであった。<Example 3> Unipet "R" as PET
T543C "and Mitsui Chemicals" B01 "as B resin
No. 0 ”and Toyobo“ T60 ”as MXD6 nylon.
Using "0", a molding material having a blend ratio of RT543C: B resin: MXD6 nylon = 75: 10: 15 was prepared, and the longitudinal stretching ratio was 1.7 times, the transverse stretching ratio was 3.2 times, and biaxial stretching was performed. The PET bottle of Example 3 was produced by blow molding. The capacity of the bottle is 500 ml and the weight is 32
g and the mouth diameter was 28 mm.
【００１３】＜実施例４＞ＰＥＴとしてユニペット「Ｒ
Ｎ１６３Ｃ」を用い、Ｂレジンとして三井化学「Ｂ０１
０」を用い、ＭＸＤ６ナイロンとして東洋紡「Ｔ６０
０」を用いて、ＲＮ１６３Ｃ：Ｂレジン：ＭＸＤ６ナイ
ロン＝７５：１０：１５のブレンド比率の成形材料を作
製し、縦延伸倍率が１．７倍、横延伸倍率が３．２倍で
二軸延伸ブロー成形して実施例４のＰＥＴボトルを作製
した。なお、ボトルの容量は５００ｍｌで、重量は３２
ｇで、口元径は２８ｍｍであった。<Embodiment 4> Unipet "R" as PET
N163C ”and Mitsui Chemicals“ B01 ”as B resin
No. 0 ”and Toyobo“ T60 ”as MXD6 nylon.
Using "0", a molding material having a blend ratio of RN163C: B resin: MXD6 nylon = 75: 10: 15 was prepared, and the biaxial stretching was performed at a longitudinal stretching ratio of 1.7 times and a transverse stretching ratio of 3.2 times. The PET bottle of Example 4 was produced by blow molding. The capacity of the bottle is 500 ml and the weight is 32
g and the mouth diameter was 28 mm.
【００１４】＜実施例５＞ＰＥＴとしてユニペット「Ｒ
Ｔ５４３Ｃ」を用い、Ｂレジンとして三井化学「Ｂ０１
０」を用い、ＭＸＤ６ナイロンとして東洋紡「Ｔ６０
０」を用いて、ＲＴ５４３Ｃ：Ｂレジン：ＭＸＤ６ナイ
ロン＝６５：５：３０のブレンド比率の成形材料を作製
し、縦延伸倍率が１．７倍、横延伸倍率が３．２倍で二
軸延伸ブロー成形して実施例５のＰＥＴボトルを作製し
た。なお、ボトルの容量は５００ｍｌで、重量は３２ｇ
で、口元径は２８ｍｍであった。<Embodiment 5> Unipet "R" as PET
T543C "and Mitsui Chemicals" B01 "as B resin
No. 0 ”and Toyobo“ T60 ”as MXD6 nylon.
Using "0", a molding material having a blend ratio of RT543C: B resin: MXD6 nylon = 65: 5: 30 was produced, and the longitudinal stretching ratio was 1.7 times, the transverse stretching ratio was 3.2 times, and biaxial stretching was performed. The PET bottle of Example 5 was produced by blow molding. In addition, the capacity of the bottle is 500 ml and the weight is 32 g.
The mouth diameter was 28 mm.
【００１５】＜実施例６＞ＰＥＴとしてユニペット「Ｒ
Ｎ１６３Ｃ」を用い、Ｂレジンとして三井化学「Ｂ０１
０」を用い、ＭＸＤ６ナイロンとして東洋紡「Ｔ６０
０」を用いて、ＲＮ１６３Ｃ：Ｂレジン：ＭＸＤ６ナイ
ロン＝６５：５：３０のブレンド比率の成形材料を作製
し、縦延伸倍率が１．７倍、横延伸倍率が３．２倍で二
軸延伸ブロー成形して実施例６のＰＥＴボトルを作製し
た。なお、ボトルの容量は５００ｍｌで、重量は３２ｇ
で、口元径は２８ｍｍであった。<Embodiment 6> Unipet "R" is used as PET.
N163C ”and Mitsui Chemicals“ B01 ”as B resin
No. 0 ”and Toyobo“ T60 ”as MXD6 nylon.
Using "0", a molding material having a blend ratio of RN163C: B resin: MXD6 nylon = 65: 5: 30 was prepared, and the longitudinal stretching ratio was 1.7 times, the transverse stretching ratio was 3.2 times, and biaxial stretching was performed. The PET bottle of Example 6 was produced by blow molding. In addition, the capacity of the bottle is 500 ml and the weight is 32 g.
The mouth diameter was 28 mm.
【００１６】＜比較例１＞成形材料としてユニペット
「ＲＴ５４３Ｃ」を単体で用い、縦延伸倍率が１．７
倍、横延伸倍率が３．２倍で二軸延伸ブロー成形して比
較例１のＰＥＴボトルを作製した。なお、ボトルの容量
は５００ｍｌで、重量は３２ｇで、口元径は２８ｍｍで
あった。Comparative Example 1 Unipet "RT543C" was used alone as a molding material, and the longitudinal stretching ratio was 1.7.
The PET bottle of Comparative Example 1 was produced by biaxial stretch blow molding at a draw ratio of 3.2 times and a transverse draw ratio of 3.2 times. The bottle had a capacity of 500 ml, a weight of 32 g, and a mouth diameter of 28 mm.
【００１７】＜比較例２＞成形材料としてユニペット
「ＲＮ１６３Ｃ」を単体で用い、縦延伸倍率が１．７
倍、横延伸倍率が３．２倍で二軸延伸ブロー成形して比
較例２のＰＥＴボトルを作製した。なお、ボトルの容量
は５００ｍｌで、重量は３２ｇで、口元径は２８ｍｍで
あった。<Comparative Example 2> Unipet "RN163C" was used alone as a molding material, and the longitudinal stretching ratio was 1.7.
The PET bottle of Comparative Example 2 was prepared by biaxial stretch blow molding at a draw ratio of 3.2 times and a transverse draw ratio of 3.2 times. The bottle had a capacity of 500 ml, a weight of 32 g, and a mouth diameter of 28 mm.
【００１８】＜比較例３＞ＰＥＴとしてユニペット「Ｒ
Ｔ５４３Ｃ」を用い、Ｂレジンとして三井化学「Ｂ０１
０」を用いて、ＲＴ５４３Ｃ：Ｂレジン＝９５：５のブ
レンド比率の成形材料を作製し、縦延伸倍率が１．７
倍、横延伸倍率が３．２倍で二軸延伸ブロー成形して比
較例３のＰＥＴボトルを作製した。なお、ボトルの容量
は５００ｍｌで、重量は３２ｇで、口元径は２８ｍｍで
あった。Comparative Example 3 Unipet "R" as PET
T543C "and Mitsui Chemicals" B01 "as B resin
Using "0", a molding material having a blend ratio of RT543C: B resin = 95: 5 was prepared, and the longitudinal stretching ratio was 1.7.
The PET bottle of Comparative Example 3 was produced by biaxial stretch blow molding at a draw ratio of 3.2 times and a transverse draw ratio of 3.2 times. The bottle had a capacity of 500 ml, a weight of 32 g, and a mouth diameter of 28 mm.
【００１９】＜比較例４＞ＰＥＴとしてユニペット「Ｒ
Ｎ１６３Ｃ」を用い、Ｂレジンとして三井化学「Ｂ０１
０」を用て、ＲＮ１６３Ｃ：Ｂレジン＝９５：５のブレ
ンド比率の成形材料を作製し、縦延伸倍率が１．７倍、
横延伸倍率が３．２倍で二軸延伸ブロー成形して比較例
４のＰＥＴボトルを作製した。なお、ボトルの容量は５
００ｍｌで、重量は３２ｇで、口元径は２８ｍｍであっ
た。<Comparative Example 4> Unipet "R" was used as PET.
N163C ”and Mitsui Chemicals“ B01 ”as B resin
0 ", a molding material having a blend ratio of RN163C: B resin = 95: 5 was prepared, and the longitudinal stretching ratio was 1.7 times.
The PET bottle of Comparative Example 4 was produced by biaxial stretch blow molding at a transverse stretching ratio of 3.2 times. The capacity of the bottle is 5
It was 00 ml, weighed 32 g, and had a mouth diameter of 28 mm.
【００２０】＜比較例５＞ＰＥＴとしてユニペット「Ｒ
Ｔ５４３Ｃ」を用い、ＭＸＤ６ナイロンとして東洋紡
「Ｔ６００」を用いて、ＲＴ５４３Ｃ：ＭＸＤ６ナイロ
ン＝８５：１５のブレンド比率の成形材料を作製し、縦
延伸倍率が１．７倍、横延伸倍率が３．２倍で二軸延伸
ブロー成形して比較例５のＰＥＴボトルを作製した。な
お、ボトルの容量は５００ｍｌで、重量は３２ｇで、口
元径は２８ｍｍであった。<Comparative Example 5> Unipet "R" was used as PET.
Using T543C "and Toyobo" T600 "as MXD6 nylon, a molding material having a blend ratio of RT543C: MXD6 nylon = 85: 15 was prepared, and the longitudinal stretching ratio was 1.7 times and the transverse stretching ratio was 3.2. The PET bottle of Comparative Example 5 was produced by biaxial stretch blow molding at a factor of 2. The bottle had a capacity of 500 ml, a weight of 32 g, and a mouth diameter of 28 mm.
【００２１】＜比較例６＞ＰＥＴとしてユニペット「Ｒ
Ｎ１６３Ｃ」を用い、ＭＸＤ６ナイロンとして東洋紡
「Ｔ６００」を用いて、ＲＮ１６３Ｃ：ＭＸＤ６ナイロ
ン＝８５：１５のブレンド比率の成形材料を作製し、縦
延伸倍率が１．７倍、横延伸倍率が３．２倍で二軸延伸
ブロー成形して比較例６のＰＥＴボトルを作製した。な
お、ボトルの容量は５００ｍｌで、重量は３２ｇで、口
元径は２８ｍｍであった。Comparative Example 6 Unipet "R" was used as PET.
Using N163C "and Toyobo" T600 "as MXD6 nylon, a molding material having a blend ratio of RN163C: MXD6 nylon = 85: 15 was prepared, and the longitudinal stretch ratio was 1.7 times and the transverse stretch ratio was 3.2. The PET bottle of Comparative Example 6 was produced by biaxial stretch blow molding at a factor of 2. The bottle had a capacity of 500 ml, a weight of 32 g, and a mouth diameter of 28 mm.
【００２２】＜評 価＞上述の６種類の実施例のボトル
と６種類の比較例のボトルについて、酸素透過率及び炭
酸ガスの１５％減少日数を測定して、ボトルのバリア性
について比較評価をした。その結果を、表１に示す。<Evaluation> With respect to the above-described six types of bottles and the six types of comparative examples, the oxygen permeability and the number of days during which carbon dioxide gas was reduced by 15% were measured, and the bottles were compared and evaluated for barrier properties. did. Table 1 shows the results.
【００２３】[0023]
【表１】 [Table 1]
【００２４】表１をみると、実施例の６種類のボトル
は、ＰＥＴ単体の比較例１及び２のボトルと比較して、
炭酸ガスに対するバリア性及び酸素に対するバリア性が
いずれも良好であり、ＢレジンとＭＸＤ６ナイロンをＰ
ＥＴにブレンドすることによりバリア性が改善されてい
ることが判明した。Referring to Table 1, the six types of bottles of the embodiment are compared with the bottles of Comparative Examples 1 and 2 of PET alone.
Both the barrier property against carbon dioxide and the barrier property against oxygen are excellent.
It was found that the barrier property was improved by blending with ET.
【００２５】また、ＰＥＴにＢレジンをブレンドした比
較例３及び４のボトルは、ＰＥＴ単体の比較例１及び２
のボトルと比較して、炭酸ガスに対するバリア性は改善
されるが、酸素に対するバリア性は改善されなかった。The bottles of Comparative Examples 3 and 4 in which B resin was blended with PET were used as Comparative Examples 1 and 2 of PET alone.
As compared with the bottle of No. 1, the barrier property against carbon dioxide gas was improved, but the barrier property against oxygen was not improved.
【００２６】また、ＰＥＴにＭＸＤ６ナイロンをブレン
ドした比較例５及び６のボトルは、ＰＥＴ単体の比較例
１及び２のボトルと比較して、酸素に対するバリア性は
改善されるが、炭酸ガスに対するバリア性は改善されな
かった。The bottles of Comparative Examples 5 and 6 in which MXD6 nylon is blended with PET have improved barrier properties against oxygen as compared with the bottles of Comparative Examples 1 and 2 which are made of PET alone, but have a barrier against carbon dioxide gas. Sex was not improved.
【００２７】[0027]
【発明の効果】本発明のハイバリア性ＰＥＴボトルは、
ＰＥＴにＢレジンとＭＸＤ６ナイロンとをブレンドした
成形材料を用いて、二軸延伸ブロー成形したものであ
り、炭酸ガスに対するバリア性及び酸素に対するバリア
性が、従来のＰＥＴボトルより向上し、充填された内容
物の保護性が良好である。The high-barrier PET bottle of the present invention comprises:
It is formed by biaxial stretch blow molding using a molding material in which B resin and MXD6 nylon are blended with PET. The barrier property against carbon dioxide gas and the barrier property against oxygen are improved and improved compared to conventional PET bottles. Good protection of contents.
【００２８】また、本発明のハイバリア性ＰＥＴボトル
の成形材料は、Ｂレジンが１０重量％以下で、ＭＸＤ６
ナイロンが３０重量％以下であるため、成形性及び透明
感に問題がない。The high-barrier PET bottle molding material of the present invention contains B resin at 10% by weight or less and MXD6
Since the content of nylon is 30% by weight or less, there is no problem in moldability and transparency.
───────────────────────────────────────────────────── フロントページの続き (72)発明者 土山 武彦 東京都台東区台東１丁目５番１号 凸版印 刷株式会社内 (72)発明者 谷崎 慎一郎 東京都台東区台東１丁目５番１号 凸版印 刷株式会社内 Ｆターム(参考） 3E033 AA01 BA18 BA21 BB01 CA16 CA18 FA03 GA02 4F208 AA24 AA29 AG07 AH55 AR20 LA04 LB01 LG01 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Takehiko Tsuchiyama 1-5-1, Taito, Taito-ku, Tokyo Inside Toppan Printing Co., Ltd. (72) Inventor Shinichiro Tanizaki 1-15-1 Taito, Taito-ku, Tokyo Toppan F Term in Printing Co., Ltd. (Reference) 3E033 AA01 BA18 BA21 BB01 CA16 CA18 FA03 GA02 4F208 AA24 AA29 AG07 AH55 AR20 LA04 LB01 LG01
Claims (2)
形されたＰＥＴボトルにおいて、前記ＰＥＴボトルの成
形材料が、ＰＥＴにＢレジンとＭＸＤ６ナイロンとをブ
レンドした成形材料であることを特徴とするハイバリア
性ＰＥＴボトル。A biaxially stretch blow molded PET bottle having a longitudinal stretching ratio of 2 times or less, wherein the molding material of the PET bottle is a molding material obtained by blending B resin and MXD6 nylon with PET. High barrier PET bottle.
率が、ＰＥＴ：Ｂレジン：ＭＸＤ６ナイロン＝８０〜６
５重量％：５〜１０重量％：１５〜３０重量％であるこ
とを特徴とするハイバリア性ＰＥＴボトル。2. The blending ratio of the PET bottle molding material is PET: B resin: MXD6 nylon = 80-6.
A high-barrier PET bottle, wherein the content is 5% by weight: 5 to 10% by weight: 15 to 30% by weight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP28569299A JP2001106219A (en) | 1999-10-06 | 1999-10-06 | High barrier PET bottle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP28569299A JP2001106219A (en) | 1999-10-06 | 1999-10-06 | High barrier PET bottle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2001106219A true JP2001106219A (en) | 2001-04-17 |
Family
ID=17694814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP28569299A Pending JP2001106219A (en) | 1999-10-06 | 1999-10-06 | High barrier PET bottle |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2001106219A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003080731A3 (en) * | 2002-03-21 | 2003-12-04 | Advanced Plastics Technologies | Compatibilized polyester/polyamide blends |
| WO2005072944A1 (en) | 2004-01-30 | 2005-08-11 | Kureha Corporation | Hollow container and process for producing the same |
| US7261551B2 (en) | 1997-10-17 | 2007-08-28 | Advanced Plastics Technologies Luxembourg S.A. | Preform molds incorporating high heat conductivity material |
| US7303387B2 (en) | 2004-06-10 | 2007-12-04 | Advanced Plastics Technologies Luxembourg S.A. | System for controlling mold temperatures |
| US7531226B2 (en) | 1999-04-21 | 2009-05-12 | Advanced Plastics Technologies Luxembourg S.A. | Multilayer containers and preforms having barrier properties utilizing recycled material |
| US7588808B2 (en) | 2004-04-16 | 2009-09-15 | Advanced Plastics Technologies Luxembourg S.A. | Mono and multi-layer articles and injection molding methods of making the same |
| US7717697B2 (en) | 2005-08-30 | 2010-05-18 | Sharon Hutchinson | Methods and systems for controlling mold temperatures |
-
1999
- 1999-10-06 JP JP28569299A patent/JP2001106219A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7261551B2 (en) | 1997-10-17 | 2007-08-28 | Advanced Plastics Technologies Luxembourg S.A. | Preform molds incorporating high heat conductivity material |
| US7645135B2 (en) | 1997-10-17 | 2010-01-12 | Advanced Plastics Technologies Luxembourg S.A. | Mold for injecting molding preforms |
| US7531226B2 (en) | 1999-04-21 | 2009-05-12 | Advanced Plastics Technologies Luxembourg S.A. | Multilayer containers and preforms having barrier properties utilizing recycled material |
| WO2003080731A3 (en) * | 2002-03-21 | 2003-12-04 | Advanced Plastics Technologies | Compatibilized polyester/polyamide blends |
| WO2005072944A1 (en) | 2004-01-30 | 2005-08-11 | Kureha Corporation | Hollow container and process for producing the same |
| US7588808B2 (en) | 2004-04-16 | 2009-09-15 | Advanced Plastics Technologies Luxembourg S.A. | Mono and multi-layer articles and injection molding methods of making the same |
| US8551589B2 (en) | 2004-04-16 | 2013-10-08 | The Concentrate Manufacturing Company Of Ireland | Mono and multi-layer articles and extrusion methods of making the same |
| US7303387B2 (en) | 2004-06-10 | 2007-12-04 | Advanced Plastics Technologies Luxembourg S.A. | System for controlling mold temperatures |
| US7578668B2 (en) | 2004-06-10 | 2009-08-25 | Advanced Plastics Technologies Luxembourg S.A. | Mold assembly having a pressure reducing device |
| US7717697B2 (en) | 2005-08-30 | 2010-05-18 | Sharon Hutchinson | Methods and systems for controlling mold temperatures |
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