JP6225136B2 - 推定方法および推定装置 - Google Patents
推定方法および推定装置 Download PDFInfo
- Publication number
- JP6225136B2 JP6225136B2 JP2015060711A JP2015060711A JP6225136B2 JP 6225136 B2 JP6225136 B2 JP 6225136B2 JP 2015060711 A JP2015060711 A JP 2015060711A JP 2015060711 A JP2015060711 A JP 2015060711A JP 6225136 B2 JP6225136 B2 JP 6225136B2
- Authority
- JP
- Japan
- Prior art keywords
- molecular weight
- polymer material
- estimation
- photooxidatively
- multiple regression
- 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.)
- Active
Links
- 238000000034 method Methods 0.000 title claims description 28
- 230000000704 physical effect Effects 0.000 claims description 76
- 239000002861 polymer material Substances 0.000 claims description 73
- 238000009826 distribution Methods 0.000 claims description 54
- 230000015556 catabolic process Effects 0.000 claims description 34
- 238000006731 degradation reaction Methods 0.000 claims description 34
- 238000007539 photo-oxidation reaction Methods 0.000 claims description 32
- 238000000611 regression analysis Methods 0.000 claims description 26
- 238000004364 calculation method Methods 0.000 claims description 12
- 230000001419 dependent effect Effects 0.000 claims description 9
- -1 polyethylene structure Polymers 0.000 claims description 9
- 229920005989 resin Polymers 0.000 claims description 4
- 239000011347 resin Substances 0.000 claims description 4
- 238000004132 cross linking Methods 0.000 claims description 3
- 230000010354 integration Effects 0.000 claims description 3
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 2
- 125000000816 ethylene group Chemical group [H]C([H])([*:1])C([H])([H])[*:2] 0.000 claims description 2
- 229920006122 polyamide resin Polymers 0.000 claims description 2
- 229920001225 polyester resin Polymers 0.000 claims description 2
- 239000004645 polyester resin Substances 0.000 claims description 2
- 229920000570 polyether Polymers 0.000 claims description 2
- 229920005749 polyurethane resin Polymers 0.000 claims description 2
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 2
- 229920005672 polyolefin resin Polymers 0.000 claims 1
- 238000005259 measurement Methods 0.000 description 24
- 230000007423 decrease Effects 0.000 description 18
- 230000008569 process Effects 0.000 description 13
- 238000010586 diagram Methods 0.000 description 11
- 238000012360 testing method Methods 0.000 description 11
- 230000003247 decreasing effect Effects 0.000 description 8
- 239000004698 Polyethylene Substances 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 6
- 230000006866 deterioration Effects 0.000 description 6
- 230000007246 mechanism Effects 0.000 description 6
- 238000010525 oxidative degradation reaction Methods 0.000 description 6
- 229920000573 polyethylene Polymers 0.000 description 6
- 229920003023 plastic Polymers 0.000 description 5
- 239000004033 plastic Substances 0.000 description 5
- 238000005215 recombination Methods 0.000 description 5
- 230000006798 recombination Effects 0.000 description 5
- 230000006399 behavior Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 239000000284 extract Substances 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 229920000098 polyolefin Polymers 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 229910052724 xenon Inorganic materials 0.000 description 3
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 3
- 229920002430 Fibre-reinforced plastic Polymers 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 239000011151 fibre-reinforced plastic Substances 0.000 description 2
- 229910001507 metal halide Inorganic materials 0.000 description 2
- 150000005309 metal halides Chemical class 0.000 description 2
- 238000001782 photodegradation Methods 0.000 description 2
- 238000010545 Norrish reaction Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000005227 gel permeation chromatography Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000003504 photosensitizing agent Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/44—Resins; Plastics; Rubber; Leather
- G01N33/442—Resins; Plastics
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Description
図1は、本実施形態に係る推定装置の概略構成を示す模式図である。図1に示すように、推定装置1は、ワークステーションやパソコン等の汎用コンピュータで実現され、測定部2、表示部3、記憶部4および制御部5を備える。
次に、図8のフローチャートを参照して、推定装置1における推定処理手順について説明する。図8のフローチャートは、例えば、操作者による開始を指示する操作入力があったタイミングで開始される。
2 測定部
21 物性測定部
22 分子量分布測定部
3 表示部
4 記憶部
41 物性情報
42 分子量分布情報
43 分子量情報
5 制御部
51 分子量パラメータ算出部
52 重回帰分析部
53 物性推定部
Claims (6)
- 推定装置で実行される推定方法であって、
複数の既知の条件下で光酸化劣化した高分子材料について測定された物性と、該複数の既知の条件下で光酸化劣化した高分子材料および未知の条件下で光酸化劣化した推定対象の該高分子材料について測定された分子量分布とを記憶する記憶部を参照し、
前記分子量分布から分子量を表す複数の分子量パラメータを算出する分子量パラメータ算出工程と、
前記複数の既知の条件下で光酸化劣化した高分子材料について、前記物性を従属変数とし、偏回帰係数の正負が異なる複数の前記分子量パラメータを説明変数とする重回帰分析を行う重回帰分析工程と、
前記推定対象の高分子材料について、前記分子量パラメータと前記重回帰分析工程において得られた重回帰式とを用いて、物性の推定値を算出する物性推定工程と、
を含んだことを特徴とする推定方法。 - 前記分子量パラメータは、数平均分子量、ピークトップ分子量、重量平均分子量、Z平均分子量、微分分子量分布曲線における特定の分子量Mに対するdw/d(Log(M))、または積分分子量分布曲線における特定の積算値に対する分子量であることを特徴とする請求項1に記載の推定方法。
- 前記物性は、前記高分子材料の強度または伸びのいずれかであることを特徴とする請求項1または2に記載の推定方法。
- 前記高分子材料は、光酸化劣化する前の初期状態において、非架橋タイプの構造をもつことを特徴とする請求項1〜3のいずれか1項に記載の推定方法。
- 前記高分子材料は、ポリオレフィン系樹脂、ポリビニル系樹脂、ポリエステル系樹脂、ポリエーテル系樹脂、ポリアミド系樹脂、ポリウレタン系樹脂、または分子構造内にエチレン基が重合したポリエチレン構造を有する樹脂のいずれか1つであることを特徴とする請求項4に記載の推定方法。
- 複数の既知の条件下で光酸化劣化した高分子材料について測定された物性と、該複数の既知の条件下で光酸化劣化した高分子材料および未知の条件下で光酸化劣化した推定対象の該高分子材料について測定された分子量分布とを記憶する記憶部と、
前記分子量分布から分子量を表す複数の分子量パラメータを算出する分子量パラメータ算出部と、
前記複数の既知の条件下で光酸化劣化した高分子材料について、前記物性を従属変数とし、偏回帰係数の正負が異なる複数の前記分子量パラメータを説明変数とする重回帰分析を行う重回帰分析部と、
前記推定対象の高分子材料について、前記分子量パラメータと前記重回帰分析部により得られた重回帰式とを用いて、物性の推定値を算出する物性推定部と、
を備えることを特徴とする推定装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015060711A JP6225136B2 (ja) | 2015-03-24 | 2015-03-24 | 推定方法および推定装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015060711A JP6225136B2 (ja) | 2015-03-24 | 2015-03-24 | 推定方法および推定装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016180660A JP2016180660A (ja) | 2016-10-13 |
JP6225136B2 true JP6225136B2 (ja) | 2017-11-01 |
Family
ID=57131034
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015060711A Active JP6225136B2 (ja) | 2015-03-24 | 2015-03-24 | 推定方法および推定装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP6225136B2 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102394781B1 (ko) * | 2017-07-13 | 2022-05-04 | 현대자동차주식회사 | 플라스틱 부품의 물성 예측 및 분석 방법 |
KR102128597B1 (ko) * | 2017-09-15 | 2020-06-30 | 주식회사 엘지화학 | 플라스틱 수지의 멜트 블로운 가공 물성 평가 방법 |
CN108375537A (zh) * | 2018-03-01 | 2018-08-07 | 大连海事大学 | 基于最大质量减少速率的船用电缆绝缘寿命检测方法 |
JP6633820B1 (ja) * | 2018-03-09 | 2020-01-22 | 昭和電工株式会社 | ポリマーの物性予測装置、プログラム、及び方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11271295A (ja) * | 1998-03-20 | 1999-10-05 | Petroleum Energy Center Found | 回帰分析システム |
JP2000241351A (ja) * | 1999-02-25 | 2000-09-08 | Densen Sogo Gijutsu Center | 蛍光分析装置を用いた架橋ポリエチレンの劣化診断方法 |
US7638191B2 (en) * | 2007-06-08 | 2009-12-29 | Honeywell International Inc. | High tenacity polyethylene yarn |
JP2009235365A (ja) * | 2008-03-28 | 2009-10-15 | Toyota Motor Corp | ポリ乳酸複合成形体、ポリ乳酸複合成形体の製造方法及び自動車内装材用表面部材 |
JP6000592B2 (ja) * | 2012-03-22 | 2016-09-28 | キヤノン株式会社 | トナー |
-
2015
- 2015-03-24 JP JP2015060711A patent/JP6225136B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
JP2016180660A (ja) | 2016-10-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6225136B2 (ja) | 推定方法および推定装置 | |
Zhao et al. | Rheological properties of tough hydrogels based on an associating polymer with permanent and transient crosslinks: Effects of crosslinking density | |
Ducrot et al. | Characterizing large strain elasticity of brittle elastomeric networks by embedding them in a soft extensible matrix | |
Sakai | Gelation mechanism and mechanical properties of Tetra-PEG gel | |
Mohammadi et al. | Constitutive modeling of elastomers during photo-and thermo-oxidative aging | |
Milani et al. | Fast and reliable meta-data model for the mechanistic analysis of NR vulcanized with sulphur | |
CN108351952B (zh) | 绳索产品的非破坏性评估 | |
Katashima et al. | Strain energy density function of a near-ideal polymer network estimated by biaxial deformation of Tetra-PEG gel | |
Agnelli et al. | Fracture characterization of hyperelastic polyacrylamide hydrogels | |
Nakajima et al. | Effect of the constituent networks of double-network gels on their mechanical properties and energy dissipation process | |
US20160169860A1 (en) | Method for calculating swelling phenomenon evaluation index of polymer and system using same | |
Rangarajan et al. | Viscoelastic properties of natural rubber with fatigue damage | |
CN116597915A (zh) | 一种聚合物材料时变温度条件贮存寿命的评估方法及系统 | |
EP2741081A2 (en) | Method for estimating vulcanization degree of rubber compound | |
Yang et al. | Fracture tolerance induced by dynamic bonds in hydrogels | |
CN111863151A (zh) | 基于高斯过程回归的聚合物分子量分布的预测方法 | |
Zhang et al. | Molecular structure and properties of click hydrogels with controlled dangling end defect | |
US11029305B2 (en) | Method for evaluating identity of polymers and system using same | |
JP2019105503A (ja) | 高分子材料の寿命推定方法 | |
Yoshino et al. | Formulation of non-linear incremental constitutive equation of ETFE film structure considering the dependence on temperature change | |
Morovati et al. | A physically motivated model for inelastic response of double network hydrogels | |
Maurer et al. | Characterization of polyimide via FTIR analysis | |
Tanc et al. | Influence of gel preparation concentration on statistical mechanics of poly (dialkylaminoethyl methacrylate) gels on the basis of scaling concept: Toward tunable elasticity and thermomechanical parameters | |
Marckmann et al. | Efficiency of hyperelastic models for rubber-like materials | |
Shams Es‐haghi et al. | A theory of finite tensile deformation of double‐network hydrogels |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20170209 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20170920 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20171003 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20171006 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6225136 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |