CN104497508A - Preparation method of PLA composite material used for baby bath - Google Patents
Preparation method of PLA composite material used for baby bath Download PDFInfo
- Publication number
- CN104497508A CN104497508A CN201410636539.6A CN201410636539A CN104497508A CN 104497508 A CN104497508 A CN 104497508A CN 201410636539 A CN201410636539 A CN 201410636539A CN 104497508 A CN104497508 A CN 104497508A
- Authority
- CN
- China
- Prior art keywords
- drying
- baby bath
- pla
- matrix material
- preparation
- 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.)
- Pending
Links
Abstract
The invention provides a preparation method of a PLA composite material used for baby bath, which comprises the following steps: 1)adding nano attapulgite and nano mica powder in a high speed mixer for stirring for 10 minutes, dissolving a silane coupling agent in ethanol and then adding into the high speed mixer in a spray form, stirring for 30 minutes and then discharging, drying to obtain the modified nano powder; 2)placing PLA, an anti-oxidant, a flexibilizer, a cross-linking agent and a lubricant in a drying box for drying, adding with the modified nano powder in the high speed mixer for uniformly mixing to obtain a mixture; 3)adding the mixture in the step 2) into a double screw extruder for extruding and granulating to obtain the pellet; and 4)placing the pellet in a drying box for drying to obtain the PLA composite material used for the baby bath. The produced material has the advantages of good toughness, impact resistance and thermostability, is friendly to environment, and is adapted to baby bath manufacture.
Description
Technical field:
The present invention relates to a kind of preparation method of the PLA matrix material for baby bath.
Background technology:
PLA is that the English of biodegradable polylactic acid is write a Chinese character in simplified form, and is entirely written as: polylacticacid, also referred to as polylactide (polylactide), belongs to polyester.PLA is that main raw material is polymerized the polymkeric substance obtained with lactic acid, mainly with corn, cassava etc. for raw material, raw material sources are fully and can regenerate, production process is pollution-free, and product can biological degradation, realizing the circulation at occurring in nature, is therefore desirable Environmentally-friepolymer polymer material.The biocompatibility of PLA material, glossiness, the transparency, feel are better, also there is certain fungus resistance, flame retardant resistance and ultraviolet-resistent property, therefore can be used to manufacture articles for babies, but its toughness, impact resistance are poor, thermostability is not good, is therefore unsuitable for manufacturing baby bath.
Summary of the invention:
The technical problem to be solved in the present invention is to provide a kind of preparation method of the PLA matrix material for baby bath, and the material prepared has good toughness, shock resistance, thermostability, and environmentally friendly, is suitable for manufacturing baby bath.
For solving the problems of the technologies described above, technical scheme of the present invention is:
For a preparation method for the PLA matrix material of baby bath, comprise the following steps:
(1) nano-attapulgite, nano mica powder are added homogenizer and stir 10 minutes, after silane coupling agent being dissolved in ethanol, add homogenizer with Sprayable, stir discharging after 30 minutes, after drying, obtain modified Nano powder;
(2) PLA, oxidation inhibitor, toughner, linking agent, lubricant are put into loft drier drying, drying temperature is 80 DEG C, time of drying is 8 hours, adds in high-speed mixer and mixes, obtain compound after dry with step (1) together with the modified Nano powder obtained;
(3) compound that step (2) obtains is added extruding pelletization in twin screw extruder, each section of temperature is respectively 100 DEG C, 110 DEG C, 120 DEG C, 120 DEG C, 140 DEG C, and rotating speed is 150rpm, obtains pellet;
(4) pellet that step (3) obtains is put into loft drier dry, drying temperature is 100 DEG C, and time of drying is 4 hours, obtains the PLA matrix material for baby bath.
Preferably, the parts by weight of nano-attapulgite of the present invention, nano mica powder, PLA, oxidation inhibitor, toughner, linking agent, lubricant are respectively 2 ~ 5 parts, 2 ~ 5 parts, 70 ~ 85 parts, 0.2 ~ 1 part, 5 ~ 10 parts, 3 ~ 8 parts, 0.2 ~ 2 part.
Preferably, oxidation inhibitor of the present invention is antioxidant 1010.
Preferably, toughner of the present invention is TriMethylolPropane(TMP).
Preferably, linking agent of the present invention is maleic anhydride.
Preferably, lubricant of the present invention is stearic acid.
Compared with prior art, the present invention has following beneficial effect:
(1) nano-attapulgite has a layer chain-like structure, its thermotolerance, thermostability, toughness are better, can be uniformly dispersed after coupling agent surface modification in PLA matrix, and by linking agent and PLA matrix full cross-linked, form reticulated structure, make the slippage between PLA macromolecular chain be subject to larger retardance, add the thermal conductivity that nano-attapulgite self is told somebody what one's real intentions are, can effective trap heat, improve thermotolerance, the thermostability of matrix material;
(2) nano mica powder has sheet structure, be the poor conductor of heat, have good thermostability, it can be scattered in well in PLA matrix after coupling agent surface modification, intercept external heat and enter matrix material, improve thermostability, the thermotolerance of matrix material;
(3) when matrix material is subject to external impacts, preferentially can carry as the nano-attapulgite of rigid particles and nano mica powder and absorb more striking energy, thus improving toughness, the shock resistance of matrix material.
Embodiment:
Describe the present invention in detail below in conjunction with specific embodiment, be used for explaining the present invention in this illustrative examples of the present invention and explanation, but not as a limitation of the invention.
Embodiment 1
For a preparation method for the PLA matrix material of baby bath, comprise the following steps:
(1) the nano mica powder of the nano-attapulgite of 5 weight parts, 5 weight parts is added homogenizer and stir 10 minutes, homogenizer is added with Sprayable after silane coupling agent being dissolved in ethanol, stir discharging after 30 minutes, after drying, obtain modified Nano powder;
(2) maleic anhydride of the TriMethylolPropane(TMP) of the antioxidant 1010 of the PLA of 70 weight parts, 1 weight part, 9 weight parts, 8 weight parts, the stearic acid of 2 weight parts are put into loft drier drying, drying temperature is 80 DEG C, time of drying is 8 hours, add in high-speed mixer together with the modified Nano powder obtained with step (1) after dry and mix, obtain compound;
(3) compound that step (2) obtains is added extruding pelletization in twin screw extruder, each section of temperature is respectively 100 DEG C, 110 DEG C, 120 DEG C, 120 DEG C, 140 DEG C, and rotating speed is 150rpm, obtains pellet;
(4) pellet that step (3) obtains is put into loft drier dry, drying temperature is 100 DEG C, and time of drying is 4 hours, obtains the PLA matrix material for baby bath.
Embodiment 2
For a preparation method for the PLA matrix material of baby bath, comprise the following steps:
(1) the nano mica powder of the nano-attapulgite of 2 weight parts, 2 weight parts is added homogenizer and stir 10 minutes, homogenizer is added with Sprayable after silane coupling agent being dissolved in ethanol, stir discharging after 30 minutes, after drying, obtain modified Nano powder;
(2) maleic anhydride of the TriMethylolPropane(TMP) of the antioxidant 1010 of the PLA of 85 weight parts, 0.2 weight part, 7.6 weight parts, 3 weight parts, the stearic acid of 0.2 weight part are put into loft drier drying, drying temperature is 80 DEG C, time of drying is 8 hours, add in high-speed mixer together with the modified Nano powder obtained with step (1) after dry and mix, obtain compound;
(3) compound that step (2) obtains is added extruding pelletization in twin screw extruder, each section of temperature is respectively 100 DEG C, 110 DEG C, 120 DEG C, 120 DEG C, 140 DEG C, and rotating speed is 150rpm, obtains pellet;
(4) pellet that step (3) obtains is put into loft drier dry, drying temperature is 100 DEG C, and time of drying is 4 hours, obtains the PLA matrix material for baby bath.
Embodiment 3
For a preparation method for the PLA matrix material of baby bath, comprise the following steps:
(1) the nano mica powder of the nano-attapulgite of 4 weight parts, 3 weight parts is added homogenizer and stir 10 minutes, homogenizer is added with Sprayable after silane coupling agent being dissolved in ethanol, stir discharging after 30 minutes, after drying, obtain modified Nano powder;
(2) maleic anhydride of the TriMethylolPropane(TMP) of the antioxidant 1010 of the PLA of 82 weight parts, 0.5 weight part, 5 weight parts, 5 weight parts, the stearic acid of 0.5 weight part are put into loft drier drying, drying temperature is 80 DEG C, time of drying is 8 hours, add in high-speed mixer together with the modified Nano powder obtained with step (1) after dry and mix, obtain compound;
(3) compound that step (2) obtains is added extruding pelletization in twin screw extruder, each section of temperature is respectively 100 DEG C, 110 DEG C, 120 DEG C, 120 DEG C, 140 DEG C, and rotating speed is 150rpm, obtains pellet;
(4) pellet that step (3) obtains is put into loft drier dry, drying temperature is 100 DEG C, and time of drying is 4 hours, obtains the PLA matrix material for baby bath.
Embodiment 4
For a preparation method for the PLA matrix material of baby bath, comprise the following steps:
(1) the nano mica powder of the nano-attapulgite of 3 weight parts, 4 weight parts is added homogenizer and stir 10 minutes, homogenizer is added with Sprayable after silane coupling agent being dissolved in ethanol, stir discharging after 30 minutes, after drying, obtain modified Nano powder;
(2) maleic anhydride of the TriMethylolPropane(TMP) of the antioxidant 1010 of the PLA of 76 weight parts, 0.4 weight part, 10 weight parts, 6 weight parts, the stearic acid of 0.6 weight part are put into loft drier drying, drying temperature is 80 DEG C, time of drying is 8 hours, add in high-speed mixer together with the modified Nano powder obtained with step (1) after dry and mix, obtain compound;
(3) compound that step (2) obtains is added extruding pelletization in twin screw extruder, each section of temperature is respectively 100 DEG C, 110 DEG C, 120 DEG C, 120 DEG C, 140 DEG C, and rotating speed is 150rpm, obtains pellet;
(4) pellet that step (3) obtains is put into loft drier dry, drying temperature is 100 DEG C, and time of drying is 4 hours, obtains the PLA matrix material for baby bath.
Embodiment 5
For a preparation method for the PLA matrix material of baby bath, comprise the following steps:
(1) the nano mica powder of the nano-attapulgite of 2.5 weight parts, 4.5 weight parts is added homogenizer and stir 10 minutes, homogenizer is added with Sprayable after silane coupling agent being dissolved in ethanol, stir discharging after 30 minutes, after drying, obtain modified Nano powder;
(2) maleic anhydride of the TriMethylolPropane(TMP) of the antioxidant 1010 of the PLA of 79 weight parts, 1 weight part, 8 weight parts, 4 weight parts, the stearic acid of 1 weight part are put into loft drier drying, drying temperature is 80 DEG C, time of drying is 8 hours, add in high-speed mixer together with the modified Nano powder obtained with step (1) after dry and mix, obtain compound;
(3) compound that step (2) obtains is added extruding pelletization in twin screw extruder, each section of temperature is respectively 100 DEG C, 110 DEG C, 120 DEG C, 120 DEG C, 140 DEG C, and rotating speed is 150rpm, obtains pellet;
(4) pellet that step (3) obtains is put into loft drier dry, drying temperature is 100 DEG C, and time of drying is 4 hours, obtains the PLA matrix material for baby bath.
Above-described embodiment is illustrative principle of the present invention and effect thereof only, but not for limiting the present invention.Any person skilled in the art scholar all without prejudice under spirit of the present invention and category, can modify above-described embodiment or changes.Therefore, such as have in art usually know the knowledgeable do not depart from complete under disclosed spirit and technological thought all equivalence modify or change, must be contained by claim of the present invention.
Claims (6)
1., for a preparation method for the PLA matrix material of baby bath, it is characterized in that comprising the following steps:
(1) nano-attapulgite, nano mica powder are added homogenizer and stir 10 minutes, after silane coupling agent being dissolved in ethanol, add homogenizer with Sprayable, stir discharging after 30 minutes, after drying, obtain modified Nano powder;
(2) PLA, oxidation inhibitor, toughner, linking agent, lubricant are put into loft drier drying, drying temperature is 80 DEG C, time of drying is 8 hours, adds in high-speed mixer and mixes, obtain compound after dry with step (1) together with the modified Nano powder obtained;
(3) compound that step (2) obtains is added extruding pelletization in twin screw extruder, each section of temperature is respectively 100 DEG C, 110 DEG C, 120 DEG C, 120 DEG C, 140 DEG C, and rotating speed is 150rpm, obtains pellet;
(4) pellet that step (3) obtains is put into loft drier dry, drying temperature is 100 DEG C, and time of drying is 4 hours, obtains the PLA matrix material for baby bath.
2. the preparation method of a kind of PLA matrix material for baby bath according to claim 1, is characterized in that: the parts by weight of described nano-attapulgite, nano mica powder, PLA, oxidation inhibitor, toughner, linking agent, lubricant are respectively 2 ~ 5 parts, 2 ~ 5 parts, 70 ~ 85 parts, 0.2 ~ 1 part, 5 ~ 10 parts, 3 ~ 8 parts, 0.2 ~ 2 part.
3. the preparation method of a kind of PLA matrix material for baby bath according to claim 1, is characterized in that: described oxidation inhibitor is antioxidant 1010.
4. the preparation method of a kind of PLA matrix material for baby bath according to claim 1, is characterized in that: described toughner is TriMethylolPropane(TMP).
5. the preparation method of a kind of PLA matrix material for baby bath according to claim 1, is characterized in that: described linking agent is maleic anhydride.
6. the preparation method of a kind of PLA matrix material for baby bath according to claim 1, is characterized in that: described lubricant is stearic acid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410636539.6A CN104497508A (en) | 2014-11-13 | 2014-11-13 | Preparation method of PLA composite material used for baby bath |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410636539.6A CN104497508A (en) | 2014-11-13 | 2014-11-13 | Preparation method of PLA composite material used for baby bath |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104497508A true CN104497508A (en) | 2015-04-08 |
Family
ID=52938971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410636539.6A Pending CN104497508A (en) | 2014-11-13 | 2014-11-13 | Preparation method of PLA composite material used for baby bath |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104497508A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105802163A (en) * | 2015-05-29 | 2016-07-27 | 江苏浩宇电子科技有限公司 | 3d printing material |
| CN112940460A (en) * | 2021-04-14 | 2021-06-11 | 广东宇豪新材料科技有限公司 | Shock-resistant supramolecular composite |
| CN113214610A (en) * | 2021-05-12 | 2021-08-06 | 广东宇豪新材料科技有限公司 | Impact-resistant composite material and preparation method thereof |
| CN113462054A (en) * | 2021-06-29 | 2021-10-01 | 江西岳峰集团环保新材有限公司 | Preparation method of heat-resistant glass fiber reinforced PE composite material |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102453319A (en) * | 2010-10-25 | 2012-05-16 | 中国石油化工股份有限公司 | Polylactic resin composition film and preparation method thereof |
| CN102816413A (en) * | 2011-06-09 | 2012-12-12 | 清华大学 | Aliphatic polyester/palygorskite composite and preparation method thereof |
-
2014
- 2014-11-13 CN CN201410636539.6A patent/CN104497508A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102453319A (en) * | 2010-10-25 | 2012-05-16 | 中国石油化工股份有限公司 | Polylactic resin composition film and preparation method thereof |
| CN102816413A (en) * | 2011-06-09 | 2012-12-12 | 清华大学 | Aliphatic polyester/palygorskite composite and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 李隽: "凹凸棒土的有机表面改性", 《广东化工》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105802163A (en) * | 2015-05-29 | 2016-07-27 | 江苏浩宇电子科技有限公司 | 3d printing material |
| CN112940460A (en) * | 2021-04-14 | 2021-06-11 | 广东宇豪新材料科技有限公司 | Shock-resistant supramolecular composite |
| CN113214610A (en) * | 2021-05-12 | 2021-08-06 | 广东宇豪新材料科技有限公司 | Impact-resistant composite material and preparation method thereof |
| CN113462054A (en) * | 2021-06-29 | 2021-10-01 | 江西岳峰集团环保新材有限公司 | Preparation method of heat-resistant glass fiber reinforced PE composite material |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104497508A (en) | Preparation method of PLA composite material used for baby bath | |
| CN102924847B (en) | Heat reversible crosslinking polyvinyl chloride (PVC) cable material and preparation method thereof | |
| CN103819815A (en) | Grapheme modified polypropylene master batch and preparation method thereof | |
| Luo et al. | Mechanical and thermal performance of distillers grains filled poly (butylene succinate) composites | |
| CN105885368A (en) | Highly heat-resistant polylactic acid/thermoplastic starch composite material and preparation method thereof | |
| CN103938293A (en) | Far infrared polyester fiber and preparation method thereof | |
| CN104725705A (en) | Method for preparing novel polyethylene wood-plastic composite material | |
| CN104804331A (en) | Recycling method of FRP waste, PVC-based wood-plastic composite and preparation method of PVC-based wood-plastic composite | |
| CN108976737A (en) | A kind of lignin makees biodegradable color masterbatch of pigment and preparation method thereof and purposes | |
| CN105419155A (en) | High-weather-resistance modified plastic | |
| CN104530655A (en) | A PBS composite material used for degradable infant cups and a preparing method thereof | |
| CN104130562A (en) | Nano-bentonite composite flame-retardant polyhydroxybutyrate bioplastic and preparation method thereof | |
| CN105462177B (en) | A kind of heat-resistant fireproof bamboo-plastic composite material and preparation method thereof | |
| CN104448495A (en) | Biodegradable flame-retardant plastic film and preparation method thereof | |
| CN107603131A (en) | A kind of low energy consumption, the method for prepare with scale graphene filling master batch | |
| CN106221162B (en) | The preparation method for the lactic acid composite material of resistance to heat durability and the lactic acid composite material of resistance to heat durability | |
| CN104177568A (en) | Flame-retardant high polymer material and preparation method thereof | |
| CN102206406A (en) | Method for preparing transparent heat-resistance polylactic acid modification material | |
| CN103849059A (en) | Toughened reinforced antistatic flame-retardant modified polyethylene composite | |
| CN104448502A (en) | Biodegradable flame-retardant plastic film | |
| CN103483623A (en) | Preparation method for regenerated nanometer flame retardant plastic | |
| CN106589862A (en) | Wood-imitation material for 3D printing and preparation method thereof | |
| CN109208111A (en) | A kind of polyvinyl alcohol melt spinning fire resistance fibre and preparation method thereof | |
| CN105694398A (en) | Polylactic acid modified material and preparation method thereof | |
| WO2018099222A1 (en) | Biodegradable additive and polyethylene film material containing same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150408 |