Biodegradable Plastic PET - BioSphere Plastic

May 25, 2018 | Author: BiodegradablePlastic | Category: N/A
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Descripción: Biodegradable plastic PET test results showing synthetic based polymers biodegrading in less than a year....

Description

 To:  To: BioSphere Date: January 15, 2013 Eden Research Laboratory

From: Thomas Poth

Update

Number of pages including cover: 2 Regarding: ASTM D 5511-11 5511-11 test update for PET Clear Food Containers - 27 days

624 - PET Food Containers

2111 Menaul NE, Suite A   Albuquerque, NM 87107  T 505.508.3994

I culu

Negati e

Positive

M 505.550.9316

Cumulative Gas Volume (mL)

1167.6

69.4

8771.8

6020.1

[email protected]

Percent CH4 (%)

11.6

18.1

37.0

34.0

Volume CH4 (mL)

135.4

121.5

3244.2

2046.1

Mass CH4 (g)

0.10

0.09

2.32

1.46

Percent CO2 (%)

52.6

45.1

43.9

42.5

Volume CO2 (mL)

613.9

301.8

3848.8

2558.9

Mass CO2 (g)

1.21

0.59

7.56

5.03

Sample Mass (g)

1,000

10

10

20.0

Theoretical Sample Mass (g)

0.0

8.6

4.4

17.0

0.40

0.23

3.80

2.47

Percent Biodegraded (%)

-2.0

76.9

12.1

* Adjusted Percent Biodegraded (%)

-2.7

100.0

15.8

Biodegraded Mass (g)

Biodegradation 80 60    )    %    ( 40    t   n   e   c   r   e 20    P

0 -20 0

8

15

23

Time (days) NEG

POS

624A-1 - PET Food Containers

30

Biodegradation Eden Research Laboratory

Update 2111 Menaul NE, Suite A 

15 11    )    %    ( 8    t   n   e   c   r   e 4    P

 Albuquerque, NM 87107  T 505.508.3994

0

M 505.550.9316 [email protected]

-4 0

8

15

23

30

Time (days) NEG

624A-1 - PET Food Containers

* Outside of the ASTM D5511 method and on the assumption a ssumption that the positive control (Cellulose) will fully biodegrade, all value have been proportionally adjusted.

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