CN104990999A - 一种测定聚酰胺分子量及其分子量分布的方法 - Google Patents
一种测定聚酰胺分子量及其分子量分布的方法 Download PDFInfo
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- CN104990999A CN104990999A CN201510354919.5A CN201510354919A CN104990999A CN 104990999 A CN104990999 A CN 104990999A CN 201510354919 A CN201510354919 A CN 201510354919A CN 104990999 A CN104990999 A CN 104990999A
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- molecular weight
- polyamide
- sample
- light scattering
- hexafluoroisopropanol
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- 239000004952 Polyamide Substances 0.000 title claims abstract description 76
- 229920002647 polyamide Polymers 0.000 title claims abstract description 76
- 238000000034 method Methods 0.000 title claims abstract description 55
- 238000000926 separation method Methods 0.000 claims abstract description 39
- 229920000642 polymer Polymers 0.000 claims abstract description 32
- 238000000149 argon plasma sintering Methods 0.000 claims abstract description 25
- 238000000569 multi-angle light scattering Methods 0.000 claims abstract description 21
- 238000001514 detection method Methods 0.000 claims abstract description 14
- 238000012360 testing method Methods 0.000 claims description 48
- BYEAHWXPCBROCE-UHFFFAOYSA-N 1,1,1,3,3,3-hexafluoropropan-2-ol Chemical compound FC(F)(F)C(O)C(F)(F)F BYEAHWXPCBROCE-UHFFFAOYSA-N 0.000 claims description 29
- 238000004587 chromatography analysis Methods 0.000 claims description 26
- 229920002292 Nylon 6 Polymers 0.000 claims description 22
- 229920002302 Nylon 6,6 Polymers 0.000 claims description 22
- UYCAUPASBSROMS-AWQJXPNKSA-M sodium;2,2,2-trifluoroacetate Chemical compound [Na+].[O-][13C](=O)[13C](F)(F)F UYCAUPASBSROMS-AWQJXPNKSA-M 0.000 claims description 17
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 claims description 14
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 claims description 14
- 239000002904 solvent Substances 0.000 claims description 13
- 239000005977 Ethylene Substances 0.000 claims description 11
- 150000003839 salts Chemical class 0.000 claims description 9
- -1 polyhexamethylene sebacamide Polymers 0.000 claims description 8
- 229920003189 Nylon 4,6 Polymers 0.000 claims description 6
- 229920000305 Nylon 6,10 Polymers 0.000 claims description 6
- 239000004642 Polyimide Substances 0.000 claims description 6
- 229920003366 poly(p-phenylene terephthalamide) Polymers 0.000 claims description 6
- 229920001721 polyimide Polymers 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 5
- PGGROMGHWHXWJL-UHFFFAOYSA-N 4-(azepane-1-carbonyl)benzamide Chemical compound C1=CC(C(=O)N)=CC=C1C(=O)N1CCCCCC1 PGGROMGHWHXWJL-UHFFFAOYSA-N 0.000 claims description 4
- JHWNWJKBPDFINM-UHFFFAOYSA-N Laurolactam Chemical compound O=C1CCCCCCCCCCCN1 JHWNWJKBPDFINM-UHFFFAOYSA-N 0.000 claims description 4
- 239000004677 Nylon Substances 0.000 claims description 4
- 229920000299 Nylon 12 Polymers 0.000 claims description 4
- 229920000572 Nylon 6/12 Polymers 0.000 claims description 4
- 238000002356 laser light scattering Methods 0.000 claims description 4
- SXJVFQLYZSNZBT-UHFFFAOYSA-N nonane-1,9-diamine Chemical compound NCCCCCCCCCN SXJVFQLYZSNZBT-UHFFFAOYSA-N 0.000 claims description 4
- 229920001778 nylon Polymers 0.000 claims description 4
- MHSKRLJMQQNJNC-UHFFFAOYSA-N terephthalamide Chemical compound NC(=O)C1=CC=C(C(N)=O)C=C1 MHSKRLJMQQNJNC-UHFFFAOYSA-N 0.000 claims description 4
- 239000008187 granular material Substances 0.000 claims description 3
- 238000013375 chromatographic separation Methods 0.000 abstract 1
- 239000000523 sample Substances 0.000 description 75
- 238000005227 gel permeation chromatography Methods 0.000 description 5
- 230000005477 standard model Effects 0.000 description 5
- 230000004044 response Effects 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000012488 sample solution Substances 0.000 description 3
- 238000001228 spectrum Methods 0.000 description 3
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- 101000576320 Homo sapiens Max-binding protein MNT Proteins 0.000 description 2
- 229920006121 Polyxylylene adipamide Polymers 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 229920006128 poly(nonamethylene terephthalamide) Polymers 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000003643 water by type Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 125000003368 amide group Chemical group 0.000 description 1
- 150000001408 amides Chemical group 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 150000004985 diamines Chemical class 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010828 elution Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000006068 polycondensation reaction Methods 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 238000007151 ring opening polymerisation reaction Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
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- Investigating Or Analysing Materials By Optical Means (AREA)
- Polyamides (AREA)
Abstract
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106908538A (zh) * | 2017-03-02 | 2017-06-30 | 深圳天祥质量技术服务有限公司 | 一种食品接触塑料制品中Laurinlactam的迁移量的测定方法 |
CN111050873A (zh) * | 2017-11-06 | 2020-04-21 | 株式会社岛津制作所 | 使用超临界流体色谱仪的组分分离方法 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109991067A (zh) * | 2019-04-30 | 2019-07-09 | 河北大学 | 一种准确检测天麻多糖回转半径及分子量分布的方法 |
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2015
- 2015-06-25 CN CN201510354919.5A patent/CN104990999B/zh active Active
Non-Patent Citations (6)
Title |
---|
GURO ELISE FREDHEIM 等: "Molecular weight determination of lignosulfonates by size-exclusion chromatography and multi-angle laser light scattering", 《JOURNAL OF CHROMATOGRAPHY A》 * |
凌万友 等: "GPC法测定尼龙-6分子量分布", 《合成纤维工业》 * |
刘红妮 等: "GPC-MALLS技术测定PAMMO的分子量及分子量分布", 《分析测试技术与仪器》 * |
崔朋 等: "超高效聚合物色谱法测定酚化解聚木质素的相对分子质量", 《色谱》 * |
李坤 等: "激光光散射法测定聚乳酸分子量及其分子量分布", 《功能材料(增刊)》 * |
程广文 等: "凝胶渗透色谱-多角度激光散射测定聚乙二醇分子量", 《高分子材料科学与工程》 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106908538A (zh) * | 2017-03-02 | 2017-06-30 | 深圳天祥质量技术服务有限公司 | 一种食品接触塑料制品中Laurinlactam的迁移量的测定方法 |
CN111050873A (zh) * | 2017-11-06 | 2020-04-21 | 株式会社岛津制作所 | 使用超临界流体色谱仪的组分分离方法 |
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Inventor after: Lv Wangyang Inventor after: Chen Wenxing Inventor after: Xu Kejie Inventor after: Li Nan Inventor before: Lv Wangyang Inventor before: Chen Wenxing Inventor before: Xu Kejie |
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Application publication date: 20151021 Assignee: Zhejiang Sci-Tech University Shangyu Industrial Technology Research Institute Co., Ltd. Assignor: Zhejiang University of Technology Contract record no.: X2019330000038 Denomination of invention: Method for measuring molecular weight of polyamide and molecular weight distribution of polyamide Granted publication date: 20170503 License type: Common License Record date: 20191108 |