CN101298512B - Pva-pcl-淀粉共混材料及其制备方法 - Google Patents
Pva-pcl-淀粉共混材料及其制备方法 Download PDFInfo
- Publication number
- CN101298512B CN101298512B CN2007100989894A CN200710098989A CN101298512B CN 101298512 B CN101298512 B CN 101298512B CN 2007100989894 A CN2007100989894 A CN 2007100989894A CN 200710098989 A CN200710098989 A CN 200710098989A CN 101298512 B CN101298512 B CN 101298512B
- Authority
- CN
- China
- Prior art keywords
- mixture
- pcl
- pva
- starch
- weight parts
- 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
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- 239000000463 material Substances 0.000 title claims abstract description 91
- 229920002472 Starch Polymers 0.000 title claims abstract description 65
- 239000008107 starch Substances 0.000 title claims abstract description 62
- 238000002156 mixing Methods 0.000 title claims abstract description 57
- 238000002360 preparation method Methods 0.000 title abstract description 11
- 239000000203 mixture Substances 0.000 claims abstract description 79
- 235000019698 starch Nutrition 0.000 claims abstract description 47
- 239000002994 raw material Substances 0.000 claims abstract description 29
- 239000000843 powder Substances 0.000 claims abstract description 27
- 238000000034 method Methods 0.000 claims abstract description 25
- 239000010445 mica Substances 0.000 claims abstract description 24
- 229910052618 mica group Inorganic materials 0.000 claims abstract description 24
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 83
- 235000011187 glycerol Nutrition 0.000 claims description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 34
- 238000003756 stirring Methods 0.000 claims description 25
- 235000012204 lemonade/lime carbonate Nutrition 0.000 claims description 19
- 238000007599 discharging Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 9
- 229920003023 plastic Polymers 0.000 claims description 7
- 239000004033 plastic Substances 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims description 7
- 239000012528 membrane Substances 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 2
- 230000008018 melting Effects 0.000 claims description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 abstract description 10
- 229910000019 calcium carbonate Inorganic materials 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000004372 Polyvinyl alcohol Substances 0.000 description 33
- 229920002451 polyvinyl alcohol Polymers 0.000 description 33
- 229920001610 polycaprolactone Polymers 0.000 description 31
- 239000004632 polycaprolactone Substances 0.000 description 30
- 238000001125 extrusion Methods 0.000 description 14
- 239000003595 mist Substances 0.000 description 13
- 239000000243 solution Substances 0.000 description 11
- 230000015556 catabolic process Effects 0.000 description 9
- 238000006731 degradation reaction Methods 0.000 description 9
- 238000012545 processing Methods 0.000 description 9
- 238000010438 heat treatment Methods 0.000 description 6
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- 239000000155 melt Substances 0.000 description 5
- 238000012856 packing Methods 0.000 description 5
- 238000004857 zone melting Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 229910052500 inorganic mineral Inorganic materials 0.000 description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 150000001299 aldehydes Chemical class 0.000 description 2
- 239000012752 auxiliary agent Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229920000747 poly(lactic acid) Polymers 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 229920001353 Dextrin Polymers 0.000 description 1
- 239000004375 Dextrin Substances 0.000 description 1
- 244000017020 Ipomoea batatas Species 0.000 description 1
- 235000002678 Ipomoea batatas Nutrition 0.000 description 1
- 240000003183 Manihot esculenta Species 0.000 description 1
- 235000016735 Manihot esculenta subsp esculenta Nutrition 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 239000002671 adjuvant Substances 0.000 description 1
- 238000006136 alcoholysis reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000011284 combination treatment Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 235000019425 dextrin Nutrition 0.000 description 1
- 230000032050 esterification Effects 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- 238000006266 etherification reaction Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002362 mulch Substances 0.000 description 1
- 239000012785 packaging film Substances 0.000 description 1
- 229920006280 packaging film Polymers 0.000 description 1
- 238000010094 polymer processing Methods 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 235000019422 polyvinyl alcohol Nutrition 0.000 description 1
- 229920001592 potato starch Polymers 0.000 description 1
- CMDGQTVYVAKDNA-UHFFFAOYSA-N propane-1,2,3-triol;hydrate Chemical compound O.OCC(O)CO CMDGQTVYVAKDNA-UHFFFAOYSA-N 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229940100445 wheat starch Drugs 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Classifications
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
Description
区域 | 固体输送区 | 熔融区 | 混合区 | 熔体输送区 | 机头 |
温度/℃ | 70~75 | 80~105 | 95~100 | 80~95 | 80~85 |
区域 | 固体输送区 | 熔融区 | 混合区 | 熔体输送区 | 机头 |
温度/℃ | 70~75 | 80~105 | 95~100 | 80~95 | 80~85 |
区域 | 固体输送区 | 熔融区 | 混合区 | 熔体输送区 | 机头 |
温度/℃ | 70~75 | 80~105 | 95~100 | 80~95 | 80~85 |
区域 | 固体输送区 | 熔融区 | 混合区 | 熔体输送区 | 机头 |
温度/℃ | 70~75 | 80~105 | 95~100 | 80~95 | 80~85 |
区域 | 固体输送区 | 熔融区 | 混合区 | 熔体输送区 | 机头 |
温度/℃ | 70~75 | 80~105 | 95~100 | 80~95 | 80~85 |
Claims (11)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007100989894A CN101298512B (zh) | 2007-04-30 | 2007-04-30 | Pva-pcl-淀粉共混材料及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007100989894A CN101298512B (zh) | 2007-04-30 | 2007-04-30 | Pva-pcl-淀粉共混材料及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101298512A CN101298512A (zh) | 2008-11-05 |
CN101298512B true CN101298512B (zh) | 2011-07-27 |
Family
ID=40078474
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007100989894A Active CN101298512B (zh) | 2007-04-30 | 2007-04-30 | Pva-pcl-淀粉共混材料及其制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN101298512B (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106317474A (zh) * | 2016-08-22 | 2017-01-11 | 太湖华强科技有限公司 | 一种高透气性的己内酯接枝的淀粉可降解薄膜及其制备方法 |
CN106317473A (zh) * | 2016-08-22 | 2017-01-11 | 太湖华强科技有限公司 | 一种耐温的己内酯接枝的淀粉可降解薄膜及其制备方法 |
CN106065090A (zh) * | 2016-08-22 | 2016-11-02 | 太湖华强科技有限公司 | 一种聚乙烯醇增强的己内酯‑淀粉可降解薄膜及其制备方法 |
CN107722582A (zh) * | 2017-11-09 | 2018-02-23 | 上海纳米技术及应用国家工程研究中心有限公司 | 可生物降解塑料薄膜母粒及其应用 |
CN109181012A (zh) * | 2018-08-15 | 2019-01-11 | 李泽 | 植物淀粉完全生物降解材料 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1340571A (zh) * | 2000-09-01 | 2002-03-20 | 中国人民解放军国防科学技术大学 | 完全生物降解一次性餐具及成型工艺 |
CN1415629A (zh) * | 2002-12-10 | 2003-05-07 | 中国科学院长春应用化学研究所 | 完全可生物降解材料的制备方法 |
EP1317506A2 (en) * | 2000-09-15 | 2003-06-11 | Eastman Chemical Company | Methods for slowing the degradation rate of biodegradable polymer and biodegradable polymer compositions and compositions thereof |
WO2006024491A1 (en) * | 2004-08-30 | 2006-03-09 | Interstitial Therapeutics | Methods and compositions for the treatment of cell proliferation |
CN1785641A (zh) * | 2005-12-15 | 2006-06-14 | 闫万琪 | 一种共混生物降解材料的生产工艺 |
-
2007
- 2007-04-30 CN CN2007100989894A patent/CN101298512B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1340571A (zh) * | 2000-09-01 | 2002-03-20 | 中国人民解放军国防科学技术大学 | 完全生物降解一次性餐具及成型工艺 |
EP1317506A2 (en) * | 2000-09-15 | 2003-06-11 | Eastman Chemical Company | Methods for slowing the degradation rate of biodegradable polymer and biodegradable polymer compositions and compositions thereof |
CN1415629A (zh) * | 2002-12-10 | 2003-05-07 | 中国科学院长春应用化学研究所 | 完全可生物降解材料的制备方法 |
WO2006024491A1 (en) * | 2004-08-30 | 2006-03-09 | Interstitial Therapeutics | Methods and compositions for the treatment of cell proliferation |
CN1785641A (zh) * | 2005-12-15 | 2006-06-14 | 闫万琪 | 一种共混生物降解材料的生产工艺 |
Also Published As
Publication number | Publication date |
---|---|
CN101298512A (zh) | 2008-11-05 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: QINHUANGDAO LONGJUN ENVIRONMENTAL PROTECTION INDUS Free format text: FORMER OWNER: LIU YUANSHAN Effective date: 20111123 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 510000 GUANGZHOU, GUANGDONG PROVINCE TO: 066400 QINHUANGDAO, HEBEI PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20111123 Address after: 066400, Longcheng Industrial Zone, Lulong County, Hebei, Qinhuangdao Patentee after: Qinhuangdao Longjun Environmental Protection Industry Development Co., Ltd. Address before: 510000 No. 27, mayor road, Guangzhou, Guangdong, Haizhuqu District Patentee before: Liu Yuanshan |