JP2017538839A - 改善された流動性を有するポリアミド混合物 - Google Patents
改善された流動性を有するポリアミド混合物 Download PDFInfo
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- JP2017538839A JP2017538839A JP2017533022A JP2017533022A JP2017538839A JP 2017538839 A JP2017538839 A JP 2017538839A JP 2017533022 A JP2017533022 A JP 2017533022A JP 2017533022 A JP2017533022 A JP 2017533022A JP 2017538839 A JP2017538839 A JP 2017538839A
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- polyamide
- meq
- composition
- melt viscosity
- polyamides
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- -1 cyclic diamine Chemical class 0.000 claims description 24
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- 238000009950 felting Methods 0.000 description 1
- 238000009408 flooring Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 229940074391 gallic acid Drugs 0.000 description 1
- 235000004515 gallic acid Nutrition 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 125000004836 hexamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 description 1
- 239000012761 high-performance material Substances 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012948 isocyanate Substances 0.000 description 1
- 150000002513 isocyanates Chemical class 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 238000009940 knitting Methods 0.000 description 1
- 239000004611 light stabiliser Substances 0.000 description 1
- 238000004811 liquid chromatography Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000000594 mannitol Substances 0.000 description 1
- 235000010355 mannitol Nutrition 0.000 description 1
- 240000004308 marijuana Species 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 1
- 229920003986 novolac Polymers 0.000 description 1
- 239000002667 nucleating agent Substances 0.000 description 1
- 150000002894 organic compounds Chemical group 0.000 description 1
- 150000002902 organometallic compounds Chemical class 0.000 description 1
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 238000013001 point bending Methods 0.000 description 1
- 229920001643 poly(ether ketone) Polymers 0.000 description 1
- 229920006139 poly(hexamethylene adipamide-co-hexamethylene terephthalamide) Polymers 0.000 description 1
- 229920002285 poly(styrene-co-acrylonitrile) Chemical group 0.000 description 1
- 229920000768 polyamine Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 150000003077 polyols Chemical class 0.000 description 1
- 229920006324 polyoxymethylene Polymers 0.000 description 1
- 229920006380 polyphenylene oxide Polymers 0.000 description 1
- 229920000069 polyphenylene sulfide Polymers 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 235000019260 propionic acid Nutrition 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 238000007142 ring opening reaction Methods 0.000 description 1
- FZHAPNGMFPVSLP-UHFFFAOYSA-N silanamine Chemical compound [SiH3]N FZHAPNGMFPVSLP-UHFFFAOYSA-N 0.000 description 1
- SCPYDCQAZCOKTP-UHFFFAOYSA-N silanol Chemical compound [SiH3]O SCPYDCQAZCOKTP-UHFFFAOYSA-N 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000600 sorbitol Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 150000003457 sulfones Chemical class 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 229920001897 terpolymer Polymers 0.000 description 1
- 238000003856 thermoforming Methods 0.000 description 1
- 150000003573 thiols Chemical class 0.000 description 1
- 238000001721 transfer moulding Methods 0.000 description 1
- 229960004441 tyrosine Drugs 0.000 description 1
- 238000001291 vacuum drying Methods 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
- 239000010456 wollastonite Substances 0.000 description 1
- 229910052882 wollastonite Inorganic materials 0.000 description 1
- 239000002759 woven fabric Substances 0.000 description 1
Classifications
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- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
- C08L77/06—Polyamides derived from polyamines and polycarboxylic acids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/40—Shaping or impregnating by compression not applied
- B29C70/42—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
- B29C70/46—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/40—Shaping or impregnating by compression not applied
- B29C70/42—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
- B29C70/46—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs
- B29C70/48—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs and impregnating the reinforcements in the closed mould, e.g. resin transfer moulding [RTM], e.g. by vacuum
-
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
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- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
- C08J5/0405—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres
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Abstract
Description
(a)50Pa.s以上の溶融粘度を有するポリアミドと、
(b)0.8Pa.sよりも上であり、前記ポリアミド(a)の溶融粘度よりも低い溶融粘度を有し、かつ前記ポリアミド(a)よりも低い数平均分子量Mnを有する非進化型(non−evolutive)ポリアミドと
を含む、融解状態で改善された流動性を有する熱可塑性組成物であって、
前記組成物が、前記ポリアミド(a)の溶融粘度よりも下の値で安定した溶融粘度を有する組成物に関する。
前記ポリアミド(b)が、0.8Pa.sよりも上であり、前記ポリアミド(a)の溶融粘度よりも低い溶融粘度、かつ前記ポリアミド(a)よりも低い数平均分子量Mnを有する使用に関する。
前述から明らかであるように、本発明による組成物は、融解状態においてそれらがポリアミドの2つの別個の集団[第1集団は「低質量」ポリアミドまたはポリアミド(複数からなり、第2集団は「高質量」ポリアミドまたはポリアミド(複数)からなる]を有するので、非常に特に興味深い。結果として、いわゆる「低質量」ポリアミドの存在による粘度低下効果は、融解状態の「高質量」ポリアミドの変換の過程の全体にわたって有利にも有効なままであり、したがって、例えば強化布への、混合物の含浸の程度を最適化することを可能にする。
(a)55〜95重量%の「高質量」ポリアミド;
(b)5〜45重量%の「低質量」ポリアミド
を含む。
(a)70〜95重量%の「高質量」ポリアミド;
(b)5〜30重量%の「低質量」ポリアミド
を含む。
(a)80〜95重量%の「高質量」ポリアミド;
(b)5〜20重量%の「低質量」ポリアミド
を含む。
(a)80〜95重量%の「高質量」ポリアミド;
(b)5〜20重量%の「低質量」ポリアミド
を含む。
(a)90〜95重量%の「高質量」ポリアミド;
(b)5〜10重量%の「低質量」ポリアミド
を含む。
前述から明らかであるように、「低質量」ポリアミドは非進化型ポリアミドである。
− 0meq/kgのAEGおよび500meq/kgのCEG;
− 400meq/kgのAEGおよび0meq/kgのCEG;
− 5meq/kg以下の(AEG)、および100〜1000meq/kgの(CEG);ならびに
− 5meq/kg以下の(CEG)、および100〜1000meq/kgの(AEG)
を有するものを挙げることができる。
− 25meq/kg以上のアミン末端基(AEG)の濃度;
− 25meq/kg以上の酸末端基(CEG)の濃度;
− 25meq/kg以上のブロックされた末端基(BEG)の濃度
を有するポリアミド(b)を含んでもよい。
本発明の意味では、「高質量」ポリアミドは、50Pa.s以上の、好ましくは50〜2000Pa.s、好ましくは60〜800Pa.sの範囲の溶融粘度を有するポリアミドである。
a)次の一般式(I):
のモノマー
b)次の一般式(Ma)および(Mb):
のモノマー
c)任意選択的に、次の一般式(III)または(IV):
Z−R3−Z (III)またはR4−Z (IV)
(式中:
− R1は、線状または環状の、芳香族または脂肪族の、少なくとも2個の炭素原子を含む、そしてヘテロ原子を含んでもよい炭化水素含有ラジカルであり;
− Aは、共有結合、またはヘテロ原子を含んでもよく、1〜20個の炭素原子を含む脂肪族炭化水素含有ラジカルであり;
− Zは、第一級アミン官能基またはカルボン酸官能基を表し;
− Yは、Xがカルボン酸官能基を表す場合には第一級アミン官能基であるか、またはYは、Xが第一級アミン官能基を表す場合にはカルボン酸官能基であり;
− 同一であっても異なってもよい、R2、R3、R4は、2〜20個の炭素原子を含み、ヘテロ原子を含んでもよい置換もしくは非置換の脂肪族、脂環式または芳香族炭化水素含有ラジカルを表し;
− mは3〜8の整数を表す)
のモノマー
を含むモノマーの混合物の共重合によって得られ得る。
前述から明らかであるように、その態様の1つによれば、本発明は、融解状態の本発明による組成物での強化布の含浸の少なくとも1つの工程を含む複合材の製造方法に関する。
本発明はまた、本発明の方法によって得られる物品に関する。物品はとりわけ、強化布を含むポリアミドをベースとする複合材であってもよい。
用いられるポリアミドの溶融粘度は、280℃の温度で、前述の測定プロトコルに従ってRheometrics RDA3レオメータ(25mmの円錐平板デバイスを含むレオメータ)を用いて測定した。
その粘度を下げることを目標とする、ポリアミド(a)として、両方ともSOLVAYによって市場に出されている、タイプPA66 STABAMID(登録商標)22FE1のポリアミドか、タイプPA66 STABAMID(登録商標)26AE1のポリアミドかのどちらかをベースとする本発明による組成物または比較組成物を調製する。
− 可塑剤、すなわち環化ポリ(ブチレンテレフタレート)(CYCLICS CORPORATIONによって市場に出されているCBT 100)(比較組成物1、2および7)か;
− SHF51と称される、いわゆる「低質量」の非進化型ポリアミドPA66(組成物5、6および9)か;
− ポリフェニレンエーテルPPE(Sabic製の銘柄SA120、2300g/モルの分子量Mnを有する)(比較組成物3、4および8)か
のどれかである。
異なる分子量のポリアミドの少なくとも1つの混合物を含む熱可塑性組成物の改善された流動性を確認するために、融解状態で異なる滞留時間での押出によって混合することによって試験を実施した。
(上に記載された)ポリアミドPA66 22FE1および(上に記載された)PA66 SHF51をベースとする組成物を、混合物65%22FE1+35%SHF51(重量%)を二軸スクリュー押出機で混合することによって調製した。
(上に記載された)ポリアミドPA66 22FE1および(上に記載された)PA66 SHF51をベースとする組成物を、70%22FE1+30%SHF51(重量%)の混合物を二軸スクリュー押出機で混合することによって調製した。
実施例1からの熱可塑性組成物5(表1)を、複合材を製造するためのこの実施例に使用する。
(上に記載された)PA66 STABAMID 22FE1ポリアミドおよび(上に記載された)「低質量」PA66 SHF51をベースとするポリマーの混合物を、Leistritz ZSE 18 MAAX二軸スクリュー押出機(スクリュー径18mm、長さ44D)、ならびに1分未満の滞留時間をもたらす材料流量(kg/h)およびスクリューの回転スピード(rpm)という条件を用いて製造した。用いられる比は、70%PA66 22FE1および30%PA66 SHF51である。
Claims (18)
- 少なくとも:
(a)50Pa.s以上の溶融粘度を有するポリアミドと、
(b)0.8Pa.sよりも上であり、前記ポリアミド(a)の前記溶融粘度よりも低い溶融粘度を有し、かつ前記ポリアミド(a)よりも低い数平均分子量Mnを有する非進化型ポリアミドと
を含む、融解状態で改善された流動性を有する熱可塑性組成物であって、
前記組成物が、前記ポリアミド(a)の溶融粘度よりも下の値で安定する溶融粘度を有し、
前記ポリアミド(b)が、
− 20meq/kg以下のアミン末端基(AEG)および/もしくはカルボキシル末端基(CEG)の濃度、または
− 25meq/kg以上のアミン末端基(AEG)の濃度;25meq/kg以上の酸末端基(CEG)の濃度;および25meq/kg以上のブロックされた末端基(BEG)の濃度
を有する組成物。 - ポリアミド(b)の含有量が、組成物の総重量に対して、5重量%以上、および50重量%以下、有利には5〜30重量%である、請求項1に記載の組成物。
- ポリアミド(b)の前記含有量が、組成物の総重量に対して5〜20重量%である、請求項2に記載の組成物。
- ポリアミド(b)の前記含有量が、組成物の総重量に対してとりわけ5〜12重量%である、請求項3に記載の組成物。
- ポリアミド(a)および(b)が、互いに構造上似ているか、または同じポリアミドから誘導されることさえあり、ポリアミド(b)の融点が好ましくは、ポリアミド(a)の融点以下である、請求項1〜4のいずれか一項に記載の組成物。
- 前記ポリアミド(a)の溶融粘度の50%よりも下、好ましくは前記ポリアミド(a)の溶融粘度の30%よりも下、特に前記ポリアミド(a)の溶融粘度の25%よりも下の溶融粘度を有する、請求項1〜5のいずれか一項に記載の組成物。
- 不活性雰囲気下で、例えば窒素下で、一定温度および圧力で少なくとも15分、好ましくは少なくとも30分の時間、その初期値に対して最大でも25重量%だけ、または実に最大でも20%だけ、好ましくは最大でも10%だけ、より好ましくは最大でも5%だけ、さらにより好ましくは最大でも2%だけ、有利には最大でも1%だけ、変わる、特に増加する溶融粘度を有する、請求項1〜6のいずれか一項に記載の組成物。
- 前記ポリアミド(b)が、50Pa.sよりも下、好ましくは30Pa.s以下、好ましくは25Pa.s以下の、特に1〜25Pa.s、または実に1〜20Pa.sの範囲の溶融粘度を有する、請求項1〜7のいずれか一項に記載の組成物。
- 前記ポリアミド(b)が、15meq/kg以下、特に10meq/kg以下、さらにより好ましくは5meq/kg以下、非常に特に0meq/kgに等しいアミン末端基(AEG)および/もしくはカルボキシル末端基(CEG)の濃度を有する、請求項1〜8のいずれか一項に記載の組成物。
- 前記ポリアミド(b)が、5000〜8500g/モルの数平均分子量Mnを有する、請求項1〜9のいずれか一項に記載の組成物。
- 前記ポリアミド(a)が、50〜2000Pa.s、好ましくは60〜800Pa.sの範囲の溶融粘度を有する、請求項1〜10のいずれか一項に記載の組成物。
- 前記ポリアミド(a)が、8000〜40000g/モル、好ましくは8000〜30000g/モル、特に8500〜25000g/モルの数平均分子量Mnを有する、請求項1〜11のいずれか一項に記載の組成物。
- 前記ポリアミド(a)および(b)が、少なくとも1つの脂肪族ジカルボン酸と脂肪族もしくは環状ジアミンとの重縮合によって生じるポリアミド、少なくとも1つの芳香族ジカルボン酸と脂肪族もしくは芳香族ジアミンとの重縮合によって生じるポリアミド、少なくとも1つのアミノ酸もしくはラクタムそれ自体の重縮合によって得られるポリアミド、またはそれらの混合物および(コ)ポリアミドから互いに独立して選択される、請求項1〜12のいずれか一項に記載の組成物。
- 前記ポリアミド(a)および(b)が、参照PA 66、PA 6.10、PA 6.12、PA 12.12、PA 4.6、MXD 6、PA 6、PA 7、PA 9T、PA 10T、PA 11、PA 12、PA 6T/6I、PA 6T/6I/66、それらから誘導されるコポリアミド、およびそれらの混合物の系統から互いに独立して選択される、請求項1〜13のいずれか一項に記載の組成物。
- 前記ポリアミド(a)および(b)が、互いに独立して、前記ポリアミドの鎖に化学結合したヒドロキシ芳香族単位を含む、請求項1〜14のいずれか一項に記載の組成物。
- 融解状態の請求項1〜15のいずれか一項に記載の組成物での強化布の含浸の少なくとも1つの工程を含む複合材料の製造方法。
- 請求項16に記載の方法によって得られる複合品。
- 50Pa.s以上の溶融粘度を有するポリアミド(a)を含む融解状態の組成物での粘度低下添加剤としての、非進化型ポリアミド(b)の使用であって、
前記ポリアミド(b)が、0.8Pa.sよりも上であり、前記ポリアミド(a)の溶融粘度よりも低い溶融粘度、かつ前記ポリアミド(a)よりも低い数平均分子量Mnを有し、
前記ポリアミド(b)が、
− 20meq/kg以下のアミン末端基(AEG)および/もしくはカルボキシル末端基(CEG)の濃度、または
− 25meq/kg以上のアミン末端基(AEG)の濃度;25meq/kg以上の酸末端基(CEG)の濃度;および25meq/kg以上のブロックされた末端基(BEG)の濃度
を有する
使用。
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FR1463110 | 2014-12-22 | ||
FR1463110A FR3030549B1 (fr) | 2014-12-22 | 2014-12-22 | Melange de polyamides a fluidite amelioree |
PCT/EP2015/080856 WO2016102507A1 (fr) | 2014-12-22 | 2015-12-21 | Melange de polyamides a fluidite amelioree |
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EP3572205B1 (en) | 2018-05-24 | 2021-07-07 | Rhodia Operations | Process for manufacturing composite articles |
WO2020038584A1 (en) | 2018-08-23 | 2020-02-27 | Rhodia Operations | Composites with flow enhancing structures and process for their manufacture |
CN109651807B (zh) * | 2018-11-13 | 2021-08-20 | 厦门金越电器有限公司 | 一种pa46二次料的改性回收材料及其制备方法 |
US20220112335A1 (en) * | 2018-12-10 | 2022-04-14 | Nippon Soda Co., Ltd. | Polyalkyleneimine-modified polyamide 4 |
KR20200117385A (ko) * | 2019-04-04 | 2020-10-14 | 현대모비스 주식회사 | 내구성 및 내마모성이 우수한 웜휠용 조성물 및 이를 이용하여 제조된 웜휠 |
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RU2017126175A3 (ja) | 2019-04-17 |
RU2692368C2 (ru) | 2019-06-24 |
FR3030549B1 (fr) | 2019-04-05 |
CN107109054A (zh) | 2017-08-29 |
BR112017013345A2 (pt) | 2018-03-06 |
AU2015371082A1 (en) | 2017-07-13 |
US20170342268A1 (en) | 2017-11-30 |
RU2017126175A (ru) | 2019-01-24 |
KR102454005B1 (ko) | 2022-10-14 |
WO2016102507A1 (fr) | 2016-06-30 |
CA2971916A1 (en) | 2016-06-30 |
US10723879B2 (en) | 2020-07-28 |
AU2015371082B2 (en) | 2019-07-11 |
EP3237545B1 (fr) | 2024-02-28 |
MX2017008237A (es) | 2017-10-06 |
CN107109054B (zh) | 2021-08-17 |
KR20170097095A (ko) | 2017-08-25 |
EP3237545A1 (fr) | 2017-11-01 |
BR112017013345B1 (pt) | 2022-03-22 |
FR3030549A1 (fr) | 2016-06-24 |
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