Microsoft Word - Environmental benefits of recycling 2010 update.doc

Biopolymers‐ n°2

Title
Bilan environnemental de filières de traitement de
plastiques de différentes origines
Year 2006
Author Bio Intelligence Service

Case

Material composition

Sub‐scenario Incinerationenergy recovery^ with^ Landfill Composting

Virgin material

Material marginal: which? / / /

Electricity marginal: which? / / /

Steam marginal: which? / / /

Co‐products dealt with? / / /

Recovered material

Material marginal: which? / / /

Electricity marginal: which? / / /

Steam marginal: which? / / /

Co‐products dealt with? / / /

Material recovery included? / / /

Type of recycling / / /

In which ratio does recycled material substitute

virgin material? ///

General

Technology cogeneration^ 1/2^

humid 32% efficiency

captation of 50% of

the biogas

windrow composting

Infrastructures taken into account? Yes Yes Yes

Transport included? notwaste^ the^ transport collection^ for^ notwaste^ the^ transport collection^ for^ notwaste^ the^ transport collection^ for^

Energy production Yes Yes No

Produced energy substitutes electricity? average France 2000 average France  2000 /

Produced energy substitutes steam? 37,5%^ gas,^ 30,2%^ coal,^ No /

Avoided processes ‐ credits productionaluminium^ of and^ steel, / inorganicproduction fertilizers^ of^

Material substitutes No No No

Carbon sequestration issue taken into account? / 97  kg C/t 339  kg C/t

Waste characteristics

Heating value 18  MJ/kg / /

Degradation rate (over  100  years) / 80% 30%

Incineration

Alternative use of incineration capacity included? No inf. / /

Composting

Compost spreading for composting taken into

account? //Yes

Compost leaching after spreading taken into

account? //No

Reference to EN 13432:2000 (Requirements for

Packaging Recoverable Through Composting and

Biodegradation)?

//No

Landfill

Methane emissions included? / Yes /

Material

production

Material

recovery

Material

disposal

2  [PLA]

PLA