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最后发表
PBAT is synthesized from the polymer of 1,4-butanediol and adipic acid and the polymer of dimethyl terephthalate (DMT) with 1,4-butanediol.
Bruce
2024-12-1
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Bruce
2024-12-1 08:44
PBATdoes not degrade in marine and fresh water.
Bruce
2024-12-1
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148
Bruce
2024-12-1 08:43
The high stability and mechanical properties come from the terephthalate portions.
Bruce
2024-12-1
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21
Bruce
2024-12-1 08:43
PBAT is fully biodegradable when composted due to the presence of butylene adipate groups.
Bruce
2024-12-1
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14
Bruce
2024-12-1 08:43
An example of this would be transparent barriers, such as those made of plexiglass (Poly(methyl methacrylate)), a transparent glass substitute
Bruce
2024-12-1
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16
Bruce
2024-12-1 08:43
This makes it non-ideal for any situation in which a strong, rigid container is desired
Bruce
2024-12-1
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16
Bruce
2024-12-1 08:42
The drawback of this polymer is that if it has high flexibility and toughness, then it will not be strong and rigid.
Bruce
2024-12-1
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12
Bruce
2024-12-1 08:42
The flexibility and toughness of this polymer makes it ideal for blending with another biodegradable polymer that is strong and rigid for bottle production
Bruce
2024-12-1
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95
Bruce
2024-12-1 08:42
This leads to several physical properties: wide melting point, low elastic modulus and stiffness, but high flexibility and toughness.
Bruce
2024-12-1
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16
Bruce
2024-12-1 08:42
This also means that it cannot crystallize to any significant degree due to the absence of any kind of structural order.
Bruce
2024-12-1
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19
Bruce
2024-12-1 08:42
PBAT is classified as a random copolymer due to its random structure.
Bruce
2024-12-1
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15
Bruce
2024-12-1 08:42
This allows for the production of blended copolymers that can replace industry-standard plastics with environmentally safe and biodegradable plastics that will harmlessly disappear in a short period of time.
Bruce
2024-12-1
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18
Bruce
2024-12-1 08:41
This makes it ideal for combination with other biodegradable polymers that have high elastic modulus and strength, but are very brittle.
Bruce
2024-12-1
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23
Bruce
2024-12-1 08:41
PBAT is a random copolymer known for being flexible and tough.
Bruce
2024-12-1
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22
Bruce
2024-12-1 08:41
This led to identifying poly(butylene adipate-co-terephthalate) (PBAT) as a potential copolymer for blending.
Bruce
2024-12-1
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16
Bruce
2024-12-1 08:41
Therefore, researchers have turned their attention to copolymers: combinations of polymers that have chemical and mechanical properties that complement each other.
Bruce
2024-12-1
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20
Bruce
2024-12-1 08:41
There are no homopolymers that perfectly provide every one of these features.
Bruce
2024-12-1
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20
Bruce
2024-12-1 08:40
In addition to these, the polymer should be resistant enough to be functional, such as handling the strain of being put under pressure, and flexible so that it is easy to mold.
Bruce
2024-12-1
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17
Bruce
2024-12-1 08:40
For biodegradable plastics, they would be: cheap, renewable, easy to produce and eco-friendly.
Bruce
2024-12-1
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13
Bruce
2024-12-1 08:40
As with all developments in the realm of materials there are several requirements for the 'ideal' material.
Bruce
2024-12-1
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14
Bruce
2024-12-1 08:40
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