Table 1.
List of NEBMs utilized in the study – family (source), material code, material description, composition, investigated lifecycle scenarios and released LCPM2.5 code
| Family of building material | Material Code | Material Description | Composition | Lifecycle scenarios investigated | Released LCPM Code |
|---|---|---|---|---|---|
| Coatings (source: Synthesized at BASF labs, Germany) | ACR | Acrylic polymerbased matrix (applied on pure quartz substrate at ~100 µm thickness) | Matrix = Acrylic (~52–53 wt%) + alumina-passivated non-nano TiO2 pigment (~42–43 wt%) | Incineration | I_ACR |
| UV-Aging followed by Incineration | I_UV_ACR | ||||
| Fe(s)- | Acrylic matrix | Matrix + 1.5 wt% | Incineration | I_Fe(s)-ACR | |
| ACR | with iron oxide nanofiller | Fe2O3 nanofiller of mean size ~37 nm | UV-Aging followed by Incineration | I_UV_Fe(s)ACR | |
| Fe(L)ACR | Acrylic matrix with iron oxide nanofiller | Matrix + 1.5 wt% Fe2 O3 nanofiller of mean size ~150 nm | Incineration | I_Fe(L)-ACR | |
| DPP-ACR | Acrylic matrix with *DPP-Red organic nanofiller | Matrix + 1.5 wt% DPP-Red nanofiller of mean size ~43 nm | Incineration | I_DPP-ACR | |
| UV-Aging followed by Incineration | I_UV_DPP-ACR | ||||
| Insulations (source: local construction workers union in Boston, MA) | INS1 | Cryogenic insulation blanket | **Trimethylated Silica (40 – 50%), Fibrous Glass (10 – 20%), Polyethylene Terephthalate (10 – 20%), Magnesium Hydroxide (<5%), Aluminum (<5%) | Sanding | M_INS1 |
| Incineration | I_INS1 | ||||
| INS2 | Hightemperature insulation blanket | **Trimethylated Silica (40–50%), Fibrous glass (textile grade) (40–50%), Titanium Dioxide (1–5%), Aluminum Trihydrate (1–5%) | Sanding | M_INS2 | |
| Incineration | I_INS2*** |
DPP Red (aka Pigment Red 254): Organic pigment with an IUPAC name of 3,6-bis(4-chlorophenyl)-2,5-dihydropyrrolo[3,4-c]pyrrole-1,4-dione, molecular formula C18H10Cl2N2O2 and CAS No. 84632–65-5
Obtained from the material safety data sheet (MSDS) provided by the manufacturer
Negligible PM2.5 collected due to lack of thermal degradation of the material, even at temperatures higher than 850 °C