BAY AREA AIR QUALITY MANAGEMENT DISTRICT
Best Available Control Technology (BACT) Guideline

Source:

Polystyrene Foam Product Manufacturing Operations (Blowing Agent Usage)

Revision:

1

Document #:

130.1.1

Class:

Foam Sheet Extrusion and Thermoforming of Foam Sheet for Food Packaging/Service Products

Date:

6/30/99

POLLUTANT

BACT
1. Technologically Feasible/ Cost Effective
2. Achieved in Practice

TYPICAL TECHNOLOGY

POC

2. No emissions from blowing agent losses during manufacturing or from the finished foam product^a

2. Use of non-VOC blowing agent (e.g. HFC-152a or carbon dioxide) to process resins. ^a

NOx

1. n/a
2. n/a

1. n/a
2. n/a

SO₂

1. n/a
2. n/a

1. n/a
2. n/a

CO

1. n/a
2. n/a

1. n/a
2. n/a

PM₁₀

1. n/a
2. n/a

1.  n/a
2.  n/a

NPOC

1. n/a
2. Minimize use of blowing agents

1. n/a
2. Good operating practice

a. BAAQMD interoffice memorandum "New BACT Guideline for Polystyrene Foam Sheet Manufacturing Operations - Blowing Agent Usage" dated 6/16/99 from B. Young to W. deBoisblanc, Director of Permit Services. A note to District staff: the interoffice memorandum is saved as P:\general\bgy\polystyr.doc.