AS 4073-1993

1 - AS 4073:1993 UREA-FORMALDEHYDE FOAM THERMAL INSULATION - IN SITU SET FOAM
4 - PREFACE
5 - CONTENTS
6 - FOREWORD
7 - 1 SCOPE
7 - 2 REFERENCED DOCUMENTS
7 - 3 DEFINITIONS
7 - 4 MATERIALS
7 - 5 THERMAL RESISTANCE
7 - 6 PROPERTIES OF SET FOAM
7 - 7 COMBUSTION CHARACTERISTICS
8 - 8 MARKING
10 - APPENDIX A - DETERMINATION OF FOAM STABILITY AND APPEARANCE
10 - A1 SCOPE
10 - A2 PRINCIPLE
10 - A3 APPARATUS
10 - A4 PROCEDURE
10 - A5 APPEARANCE OF FOAM
10 - A5.1 Resilience
10 - A5.2 Collapse
10 - A5.3 Layering
10 - A6 REPORT
11 - APPENDIX B - DETERMINATION OF THE DENSITY OF WET-SET FOAM
11 - B1 SCOPE
11 - B2 PRINCIPLE
11 - B3 APPARATUS
11 - B4 TEST SAMPLE
11 - B5 PROCEDURE
12 - B6 CALCULATION
12 - B7 REPORT
13 - APPENDIX C - UREA-FORMALDEHYDE FOAM SAMPLING AND DETERMINATION OF SHRINKAGE ON DRYING AND WATER DRAINAGE
13 - C1 SCOPE
13 - C2 PRINCIPLE
13 - C3 APPARATUS
13 - C4 PROCEDURE
14 - C5 CALCULATION
14 - C5.1 Shrinkage on drying
14 - C5.2 Water drainage
14 - C6 REPORT
15 - APPENDIX D - DETERMINATION OF DENSITY OF DRY-SET FOAM
15 - D1 SCOPE
15 - D2 PRINCIPLE
15 - D3 APPARATUS
15 - D4 PROCEDURE
15 - D5 CALCULATION
15 - D6 REPORT
16 - APPENDIX E - DETERMINATION OF WATER ABSORBENCY OF DRY-SET FOAM
16 - E1 SCOPE
16 - E2 PRINCIPLE
16 - E3 APPARATUS
16 - E4 TEST SPECIMENS
16 - E5 PROCEDURE
16 - E6 CALCULATION
16 - E7 REPORT
17 - APPENDIX F - FREE FORMALDEHYDE CONTENT AND ACID VALUE OF WET-SET AND DRY-SET UREA-FORMALDEHYDE FOAM
17 - F1 SCOPE
17 - F2 PRINCIPLES
17 - F3 REACTION
17 - F4 REAGENTS
17 - F5 APPARATUS
17 - F6 SPECIMEN PREPARATION
17 - F7 TEST PROCEDURE
18 - F8 CALCULATION
18 - F9 REPORT
19 - APPENDIX G - FORMALDEHYDE OFF-GASSING FROM DRY-SET FOAM
19 - G1 SCOPE
19 - G2 PRINCIPLE
19 - G3 APPARATUS
19 - G4 REAGENTS AND REACTIONS
19 - G4.1 Reagents
20 - G4.2 Standardization of formaldehyde solution (23 mg/mL)
20 - G4.3 Acetyl acetone reagent
20 - G4.3.1 Hantzsch method
20 - G4.3.2 Preparation of reagent
20 - G4.3.3 Reaction notes
20 - G4.4 Preparation of saturated sodium chloride solution
20 - G5 PREPARATION OF TEST SPECIMENS
21 - G6 PROCEDURE
21 - G7 CALCULATION
22 - G8 REPORT
23 - APPENDIX H - SHRINKAGE OF DRY-SET FOAM AT ELEVATED TEMPERATURE AND HUMIDITY
23 - H1 SCOPE
23 - H2 PRINCIPLE
23 - H3 APPARATUS
23 - H4 REAGENTS
23 - H5 PREPARATION OF TEST SPECIMEN
23 - H6 PROCEDURE
23 - H7 CALCULATION
24 - H8 REPORT
25 - APPENDIX I - FUNGAL RESISTANCE OF DRY-SET FOAM
25 - I1 SCOPE
25 - I2 PRINCIPLE
25 - I3 APPARATUS
25 - I4 SPECIMENS
25 - I4.1 Test specimens
25 - I4.2 Test control specimens
25 - I5 PROCEDURE
26 - I6 REPORT

Specifies the properties of set urea-formaldehyde foam (set foam) made by using phosphoric acid as catalyst, and produced for thermal insulation purposes.

This Standard specifies the properties of set urea-formaldehyde foam (set foam) made by using phosphoric acid as catalyst, and produced for thermal insulation purposes.

First published as AS 4073-1993.