JP2021529112A - ポリアミドブロック及びポリエーテルブロックを含有するコポリマーフォームを製造する方法 - Google Patents
ポリアミドブロック及びポリエーテルブロックを含有するコポリマーフォームを製造する方法 Download PDFInfo
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- JP2021529112A JP2021529112A JP2020572735A JP2020572735A JP2021529112A JP 2021529112 A JP2021529112 A JP 2021529112A JP 2020572735 A JP2020572735 A JP 2020572735A JP 2020572735 A JP2020572735 A JP 2020572735A JP 2021529112 A JP2021529112 A JP 2021529112A
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- Prior art keywords
- polyamide
- copolymer
- block
- mold
- opt
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- 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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- 239000004952 Polyamide Substances 0.000 title claims abstract description 129
- 229920002647 polyamide Polymers 0.000 title claims abstract description 129
- 229920001577 copolymer Polymers 0.000 title claims abstract description 74
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- 239000004721 Polyphenylene oxide Substances 0.000 title claims abstract description 39
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 13
- 238000000034 method Methods 0.000 claims abstract description 58
- 239000004088 foaming agent Substances 0.000 claims abstract description 32
- 239000000203 mixture Substances 0.000 claims abstract description 29
- 238000005187 foaming Methods 0.000 claims abstract description 15
- 230000014759 maintenance of location Effects 0.000 claims abstract description 13
- 238000002347 injection Methods 0.000 claims abstract description 12
- 239000007924 injection Substances 0.000 claims abstract description 12
- 238000002156 mixing Methods 0.000 claims abstract description 5
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- 229920001223 polyethylene glycol Polymers 0.000 claims description 10
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 9
- 239000005977 Ethylene Substances 0.000 claims description 9
- 239000002202 Polyethylene glycol Substances 0.000 claims description 9
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 8
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- 238000002425 crystallisation Methods 0.000 claims description 8
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- 229910001873 dinitrogen Inorganic materials 0.000 claims description 5
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 4
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- 239000001569 carbon dioxide Substances 0.000 claims description 3
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- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 8
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- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 description 6
- CXMXRPHRNRROMY-UHFFFAOYSA-N sebacic acid Chemical compound OC(=O)CCCCCCCCC(O)=O CXMXRPHRNRROMY-UHFFFAOYSA-N 0.000 description 6
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- RNLHGQLZWXBQNY-UHFFFAOYSA-N 3-(aminomethyl)-3,5,5-trimethylcyclohexan-1-amine Chemical compound CC1(C)CC(N)CC(C)(CN)C1 RNLHGQLZWXBQNY-UHFFFAOYSA-N 0.000 description 4
- DZIHTWJGPDVSGE-UHFFFAOYSA-N 4-[(4-aminocyclohexyl)methyl]cyclohexan-1-amine Chemical compound C1CC(N)CCC1CC1CCC(N)CC1 DZIHTWJGPDVSGE-UHFFFAOYSA-N 0.000 description 4
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- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 4
- 239000001361 adipic acid Substances 0.000 description 4
- 235000011037 adipic acid Nutrition 0.000 description 4
- 125000001931 aliphatic group Chemical group 0.000 description 4
- 125000004427 diamine group Chemical group 0.000 description 4
- 150000002009 diols Chemical class 0.000 description 4
- QQVIHTHCMHWDBS-UHFFFAOYSA-N isophthalic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-N 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
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- 150000007513 acids Chemical class 0.000 description 3
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 150000001991 dicarboxylic acids Chemical class 0.000 description 3
- 235000014113 dietary fatty acids Nutrition 0.000 description 3
- 239000000194 fatty acid Substances 0.000 description 3
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- 239000012035 limiting reagent Substances 0.000 description 3
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- KDYFGRWQOYBRFD-UHFFFAOYSA-N succinic acid Chemical compound OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 description 3
- PXGZQGDTEZPERC-UHFFFAOYSA-N 1,4-cyclohexanedicarboxylic acid Chemical compound OC(=O)C1CCC(C(O)=O)CC1 PXGZQGDTEZPERC-UHFFFAOYSA-N 0.000 description 2
- GUOSQNAUYHMCRU-UHFFFAOYSA-N 11-Aminoundecanoic acid Chemical compound NCCCCCCCCCCC(O)=O GUOSQNAUYHMCRU-UHFFFAOYSA-N 0.000 description 2
- SLXKOJJOQWFEFD-UHFFFAOYSA-N 6-aminohexanoic acid Chemical compound NCCCCCC(O)=O SLXKOJJOQWFEFD-UHFFFAOYSA-N 0.000 description 2
- XDOLZJYETYVRKV-UHFFFAOYSA-N 7-Aminoheptanoic acid Chemical compound NCCCCCCC(O)=O XDOLZJYETYVRKV-UHFFFAOYSA-N 0.000 description 2
- KXDHJXZQYSOELW-UHFFFAOYSA-N Carbamic acid Chemical class NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 description 2
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- 239000004698 Polyethylene Substances 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
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- 229960002684 aminocaproic acid Drugs 0.000 description 2
- 150000004984 aromatic diamines Chemical class 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 2
- 230000001413 cellular effect Effects 0.000 description 2
- 238000012512 characterization method Methods 0.000 description 2
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- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 description 2
- 238000000113 differential scanning calorimetry Methods 0.000 description 2
- QFTYSVGGYOXFRQ-UHFFFAOYSA-N dodecane-1,12-diamine Chemical compound NCCCCCCCCCCCCN QFTYSVGGYOXFRQ-UHFFFAOYSA-N 0.000 description 2
- 238000005227 gel permeation chromatography Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000004620 low density foam Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- ZETYUTMSJWMKNQ-UHFFFAOYSA-N n,n',n'-trimethylhexane-1,6-diamine Chemical compound CNCCCCCCN(C)C ZETYUTMSJWMKNQ-UHFFFAOYSA-N 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- KIDHWZJUCRJVML-UHFFFAOYSA-N putrescine Chemical compound NCCCCN KIDHWZJUCRJVML-UHFFFAOYSA-N 0.000 description 2
- OHMHBGPWCHTMQE-UHFFFAOYSA-N 2,2-dichloro-1,1,1-trifluoroethane Chemical compound FC(F)(F)C(Cl)Cl OHMHBGPWCHTMQE-UHFFFAOYSA-N 0.000 description 1
- HASUJDLTAYUWCO-UHFFFAOYSA-N 2-aminoundecanoic acid Chemical compound CCCCCCCCCC(N)C(O)=O HASUJDLTAYUWCO-UHFFFAOYSA-N 0.000 description 1
- WECIKJKLCDCIMY-UHFFFAOYSA-N 2-chloro-n-(2-cyanoethyl)acetamide Chemical compound ClCC(=O)NCCC#N WECIKJKLCDCIMY-UHFFFAOYSA-N 0.000 description 1
- BTBJCTWMARHHQD-UHFFFAOYSA-N 2-heptadecylpropanedioic acid Chemical compound CCCCCCCCCCCCCCCCCC(C(O)=O)C(O)=O BTBJCTWMARHHQD-UHFFFAOYSA-N 0.000 description 1
- WMRCTEPOPAZMMN-UHFFFAOYSA-N 2-undecylpropanedioic acid Chemical compound CCCCCCCCCCCC(C(O)=O)C(O)=O WMRCTEPOPAZMMN-UHFFFAOYSA-N 0.000 description 1
- IGSBHTZEJMPDSZ-UHFFFAOYSA-N 4-[(4-amino-3-methylcyclohexyl)methyl]-2-methylcyclohexan-1-amine Chemical compound C1CC(N)C(C)CC1CC1CC(C)C(N)CC1 IGSBHTZEJMPDSZ-UHFFFAOYSA-N 0.000 description 1
- ZHVYIZVNKGAJBE-UHFFFAOYSA-N 4-[2-(4-amino-3-methylcyclohexyl)propan-2-yl]-2-methylcyclohexan-1-amine Chemical compound C1CC(N)C(C)CC1C(C)(C)C1CC(C)C(N)CC1 ZHVYIZVNKGAJBE-UHFFFAOYSA-N 0.000 description 1
- 229930185605 Bisphenol Natural products 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical group C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 1
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical group CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 1
- 229920006099 Vestamid® Polymers 0.000 description 1
- OTKFKCIRTBTDKK-UHFFFAOYSA-N [3-(aminomethyl)-5-bicyclo[2.2.1]heptanyl]methanamine Chemical compound C1C(CN)C2C(CN)CC1C2 OTKFKCIRTBTDKK-UHFFFAOYSA-N 0.000 description 1
- 125000002723 alicyclic group Chemical group 0.000 description 1
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- 150000001412 amines Chemical class 0.000 description 1
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- 238000012661 block copolymerization Methods 0.000 description 1
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- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical group OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 description 1
- 210000004534 cecum Anatomy 0.000 description 1
- KYKAJFCTULSVSH-UHFFFAOYSA-N chloro(fluoro)methane Chemical compound F[C]Cl KYKAJFCTULSVSH-UHFFFAOYSA-N 0.000 description 1
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- YQLZOAVZWJBZSY-UHFFFAOYSA-N decane-1,10-diamine Chemical compound NCCCCCCCCCCN YQLZOAVZWJBZSY-UHFFFAOYSA-N 0.000 description 1
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- 230000000704 physical effect Effects 0.000 description 1
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- 229920000428 triblock copolymer Polymers 0.000 description 1
- 150000003673 urethanes Chemical class 0.000 description 1
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Classifications
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- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
- B29C44/027—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles the foaming continuing or beginning when the mould is opened
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
- B29C44/04—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C44/3442—Mixing, kneading or conveying the foamable material
- B29C44/3446—Feeding the blowing agent
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- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
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- C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
- C08J9/122—Hydrogen, oxygen, CO2, nitrogen or noble gases
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
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- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
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- C08J9/143—Halogen containing compounds
- C08J9/144—Halogen containing compounds containing carbon, halogen and hydrogen only
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
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- B29C2945/76494—Controlled parameter
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Abstract
Description
- コポリマーメルトを発泡剤と混合する工程であり、前記コポリマーが熱拡散係数a及び結晶化温度Tcを有する、工程と、
- 温度Tmで厚さhの金型を用意する工程と、
- 温度Tpでコポリマー及び発泡剤の混合物を密閉金型に射出する工程と、
- 金型を開放することによって混合物を発泡させる工程と、
を含み、
コポリマー及び発泡剤の混合物の密閉金型への射出と金型の開放の間の保持時間が、(topt-25%)から(topt+25%)までに及ぶ範囲内であり、
toptは秒で表され、式(I):
によって得られる、方法に関する。
- コポリマーのポリアミドブロックは、100から20000g/molまで、好ましくは200から10000g/molまで、更により優先的には200から1500g/molまでの範囲の数平均モル質量を有し、及び/又は
- コポリマーのポリエーテルブロックは、100から6000g/molまで、好ましくは200から3000g/molまで、更により優先的には800から2500g/molまでの範囲の数平均モル質量を有する。
1)ジアミン鎖末端を有するポリアミドブロックと、ジカルボキシル鎖末端を有するポリオキシアルキレンブロックとの重縮合、
2)ジカルボキシル鎖末端を有するポリアミドブロックと、例えば、ポリエーテルジオールとして知られているα,ω-ジヒドロキシル化脂肪族ポリオキシアルキレンブロックのシアノエチル化及び水素添加により得られるジアミン鎖末端を有するポリオキシアルキレンブロックとの重縮合、
3)ジカルボキシル鎖末端を有するポリアミドブロックとポリエーテルジオールとの重縮合、得られる生成物は、この特定の場合では、ポリエーテルエステルアミドである、
から生じる。
- ジカルボン酸から選択される連鎖制限剤の存在中での、
- X個の炭素原子を含有する直鎖脂肪族又は芳香族ジアミン、
- Y個の炭素原子を含有するジカルボン酸、及び
- ラクタム及びZ個の炭素原子を含有するα,ω-アミノカルボン酸、並びに、X1個の炭素原子を含有する少なくとも1つのジアミンとY1個の炭素原子を含有する少なくとも1つのジカルボン酸の等モル混合物から選択され、(X1、Y1)が(X、Y)とは異なる、コモノマー{Z}であって、
- ポリアミド前駆体モノマーの全量に対して、有利には50%以下、好ましくは20%以下、更により有利には10%以下の範囲の質量割合で導入される、コモノマー{Z}
の重縮合によって調製される。
- PA6.6/6、ここで6.6はアジピン酸と縮合したヘキサメチレンジアミン単位を示し、6はカプロラクタムの縮合から生じる単位を示す;
- PA6.6/6.10/11/12、ここで6.6はアジピン酸と縮合したヘキサメチレンジアミンを示し、6.10はセバシン酸と縮合したヘキサメチレンジアミンを示し、11はアミノウンデカン酸の縮合から生じる単位を示し、12はラウリルラクタムの縮合から生じる単位を示す。
の生成物を挙げることができる。これらの生成物は、例えばCECA社からNoramox(登録商標)のブランド名で及びClariant社からGenamin(登録商標)のブランド名で市販されている。
- PA11及びPEG;
- PA11及びPTMG;
- PA12及びPEG;
- PA12及びPTMG;
- PA6.10及びPEG;
- PA6.10及びPTMG;
- PA6及びPEG;
- PA6及びPTMG。
Mn=nmonomer×MWrepeating unit/nchain limiter+MWchain limiter
に従って計算することができる。
- -80℃で平衡;
- 20℃/分で240℃まで加熱;
- 20℃/分で-80℃まで冷却;
- 20℃/分で240℃まで加熱。
toptは秒で表され、式(I)
により得られる。
PEBAコポリマーから形成されるフォームは、TrexelシリーズII型の物理的発泡剤を射出するためのシステムを備えたArburg Allrounder 270C射出成形機を使用して製造する。操作パラメーターは以下の通りである:
- シース温度:50から230℃まで(フィードホッパーからインジェクターノズルまで);射出された混合物の温度は、インジェクターノズルでのシース温度に見立てることができる;
- 射出速度:80cm3;
- 金型を開放する前の保持時間:10、20、30、35、40、45、又は50秒;
- 保持圧力:150MPa;
- 冷却時間:100秒;
- 金型温度:60℃;
- 金型開放の長さ:12mm;
- 金型開放速度:20mm/秒;
- 金型厚さ:3mm。
Aとして示されたPEBAコポリマー又はBとして示されたPEBAコポリマーから形成されるフォームは、TrexelシリーズII型の物理的発泡剤を射出するためのシステムを備えたArburg Allrounder 270C射出成形機を使用して製造する。操作パラメーターは以下の通りである:
- シース温度:(射出された混合物の温度に見立てることができる):変更可能なパラメーター;
- 射出速度:112cm3;
- 金型を開放する前の保持時間:変更可能なパラメーター;
- 冷却時間:120〜180秒;
- 金型温度:変更可能なパラメーター;
- 金型開放の長さ:12mmまで;
- 金型開放速度:50mm/秒;
- 全サイクル時間:145〜220秒。
Claims (15)
- ポリアミドブロック及びポリエーテルブロックを含有するコポリマーフォームを製造する方法であって、以下の工程:
- コポリマーメルトを発泡剤と混合する工程であり、前記コポリマーが熱拡散係数a及び結晶化温度Tcを有する、工程と、
- 温度Tmで厚さhの金型を用意する工程と、
- 温度Tpで前記コポリマー及び前記発泡剤の混合物を密閉金型に射出する工程と、
- 前記金型を開放することによって前記混合物を発泡させる工程と、
を含み、
前記コポリマー及び前記発泡剤の混合物の密閉金型への射出と金型の開放の間の保持時間が、(topt-25%)から(topt+25%)までに及ぶ範囲内であり、
toptは秒で表され、式(I):
によって得られる、方法。 - 前記保持時間が(topt-20%)から(topt+20%)まで、好ましくは(topt-15%)から(topt+15%)まで、より好ましくは(topt-10%)から(topt+10%)まで、に及ぶ範囲内である、請求項1に記載の方法。
- 前記発泡剤が物理的発泡剤である、請求項1又は2に記載の方法。
- 前記発泡剤が、二窒素、二酸化炭素、炭化水素、クロロフルオロカーボン、ヒドロクロロカーボン、ヒドロフルオロカーボン、及びヒドロクロロフルオロカーボンから選択される、請求項3に記載の方法。
- 前記発泡剤が、発泡剤並びにポリアミドブロック及びポリエーテルブロックを含有するコポリマーの質量の合計に対して、0.1%から5%まで、好ましくは0.2%から2%まで、更により優先的には0.2%から1%まで、の質量量で混合物中に存在する、請求項1から4のいずれか一項に記載の方法。
- 前記ポリアミドブロックが、ポリアミド6、ポリアミド11、ポリアミド12、ポリアミド5.4、ポリアミド5.9、ポリアミド5.10、ポリアミド5.12、ポリアミド5.13、ポリアミド5.14、ポリアミド5.16、ポリアミド5.18、ポリアミド5.36、ポリアミド6.4、ポリアミド6.9、ポリアミド6.10、ポリアミド6.12、ポリアミド6.13、ポリアミド6.14、ポリアミド6.16、ポリアミド6.18、ポリアミド6.36、ポリアミド10.4、ポリアミド10.9、ポリアミド10.10、ポリアミド10.12、ポリアミド10.13、ポリアミド10.14、ポリアミド10.16、ポリアミド10.18、ポリアミド10.36、ポリアミド10.T、ポリアミド12.4、ポリアミド12.9、ポリアミド12.10、ポリアミド12.12、ポリアミド12.13、ポリアミド12.14、ポリアミド12.16、ポリアミド12.18、ポリアミド12.36、ポリアミド12.Tのブロック、若しくはそれらの混合物、又はそれらのコポリマー、好ましくはポリアミド11、ポリアミド12、ポリアミド6又はポリアミド6.10、のブロックである、請求項1から5のいずれか一項に記載の方法。
- 前記ポリエーテルブロックが、ポリエチレングリコール、プロピレングリコール、ポリトリメチレングリコール、ポリテトラヒドロフランのブロック、若しくはそれらの混合物、又はそれらのコポリマー、好ましくはポリエチレングリコール又はポリテトラヒドロフランのブロックである、請求項1から6のいずれか一項に記載の方法。
- - 前記コポリマーのポリアミドブロックが、100から20000g/molまで、好ましくは200から10000g/molまで、更により優先的には200から1500g/molまでの範囲の数平均モル質量を有し、及び/又は
- 前記コポリマーのポリエーテルブロックが、100から6000g/molまで、好ましくは200から3000g/molまで、更により優先的には800から2500g/molまでの範囲の数平均モル質量を有する、
請求項1から7のいずれか一項に記載の方法。 - 前記コポリマーのうちのポリアミドブロックのポリエーテルブロックに対する質量比が、0.1から10まで、好ましくは0.3から3まで、更により優先的には0.3から0.9までである、請求項1から8のいずれか一項に記載の方法
- 好ましくはエチレンと酢酸ビニルとのコポリマー、エチレンとアクリレートとのコポリマー、及びエチレンとアルキル(メタ)アクリレートとのコポリマーから選択される、コポリマーメルトを、発泡剤及び1種又は複数の添加剤と混合する工程を含む、請求項1から9のいずれか一項に記載の方法。
- 前記温度Tpが、170℃から300℃まで、好ましくは180℃から250℃までである、請求項1から10のいずれか一項に記載の方法。
- 前記温度Tmが、10℃から100℃まで、好ましくは20℃から80℃までである、請求項1から11のいずれか一項に記載の方法。
- 前記金型が1から30mmまで、好ましくは2から15mmまでの長さに開放されている、請求項1から12のいずれか一項に記載の方法。
- 前記保持時間中に金型に加えられる圧力が、100から300MPaまで、好ましくは150から250MPaまでである、請求項1から13のいずれか一項に記載の方法。
- 前記フォームが、600kg/m3以下、好ましくは400kg/m3以下、より優先的には300kg/m3以下の密度を有する、請求項1から14のいずれか一項に記載の方法。
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FR3083541A1 (fr) | 2020-01-10 |
WO2020008133A1 (fr) | 2020-01-09 |
US20210261745A1 (en) | 2021-08-26 |
FR3083541B1 (fr) | 2021-01-08 |
EP3818100A1 (fr) | 2021-05-12 |
CN112334526B (zh) | 2023-05-12 |
TW202012493A (zh) | 2020-04-01 |
JP7456949B2 (ja) | 2024-03-27 |
CN112334526A (zh) | 2021-02-05 |
TWI808211B (zh) | 2023-07-11 |
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