Table 3 Input data of the middle and external rubber layers (FU: one rubber hose).

From: Integration of life cycle assessment and life cycle costing for the eco-design of rubber products

Ingredient

Middle (g)

External (g)

Data source

Upstream dataset*

BR

5035.0

2731.6

Questionnaire

Ecoinvent

CR

11,748.0

0

Questionnaire

37

SBR

0

7024.3

Questionnaire

38

Carbon black N234

0

5853.5

Questionnaire

Ecoinvent

Carbon black N330

3356.7

0

Questionnaire

Ecoinvent

Accelerator DM

167.9

48.7

Questionnaire

32

Accelerator NS

0

175.6

Questionnaire

33

Zinc oxide

839.2

487.8

Questionnaire

Ecoinvent

Magnesium oxide

671.3

0

Questionnaire

Ecoinvent

Stearic acid

167.9

97.5

Questionnaire

Ecoinvent

Sulfur

134.3

97.5

Questionnaire

Ecoinvent

Antiager 4010NA

251.8

195.1

Questionnaire

34

Tackifier resin

0

780.5

Questionnaire

35

Anti-scorching agent CTP

0

9.6

Questionnaire

32

Aromatic oil

1678.2

0

Questionnaire

Ecoinvent

Adhesive

167.9

0

Questionnaire

39

Paraffin

0

97.5

Questionnaire

Ecoinvent

SI-69

503.4

0

Questionnaire

36

White carbon black

1678.2

0

Questionnaire

Ecoinvent

  1. *Upstream data source refers to the database for the upstream datasets or the literature from which the upstream data are obtained.