Exposure to low molecular weight isocyanates and formaldehyde in foundries using hot box core binders

Annals of Occupational Hygiene

Volumn 49, Issue 8, 2005, Pages 719-725

  Westberg, Håkan ^a   Löfstedt, Håkan ^a,b   Seldén, Anders ^a   Lilja, Bengt Gunnar ^c   Nayström, Peter ^d  

^a ÖREBRO UNIVERSITY HOSPITAL   (Sweden)

^b KAROLINSKA INSTITUTE   (Sweden)

^c TMV Environmental Consultant   (Sweden)

^d Swedish Foundry Association   (Sweden)

Author keywords

Casting; Core making; Exposure; Foundries; Isocyanic acid; Methyl isocyanate

Indexed keywords

BINDERS; DIE CASTING; FORMALDEHYDE; FOUNDRIES; MOLECULAR WEIGHT; OCCUPATIONAL DISEASES; UREA; BRASS; CASTING; COREMAKING; DIAGNOSIS; STATISTICAL METHODS;

CORE-MAKING; EXPOSURE; ISOCYANIC ACIDS; METHYL ISOCYANATE;

NITROGEN COMPOUNDS; BINDERS;

FORMALDEHYDE; ISOCYANIC ACID DERIVATIVE;

AIR; ARTICLE; COMPARATIVE STUDY; CONCENTRATION (PARAMETERS); FOUNDRY; HEALTH SURVEY; HUMAN; MOLECULAR WEIGHT; OCCUPATIONAL EXPOSURE; PRIORITY JOURNAL; WINTER;

AIR POLLUTANTS, OCCUPATIONAL; ANALYSIS OF VARIANCE; ENVIRONMENTAL MONITORING; FORMALDEHYDE; HUMANS; ISOCYANATES; METALLURGY; MOLECULAR WEIGHT; OCCUPATIONAL EXPOSURE; SWEDEN;

AMERICAN CONFERENCE OF GOVERNMENTAL INDUSTRIAL HYGIENISTS; EXPOSURE; ISOCYANIC ACIDS; METHYL ISOCYANATE; OCCUPATIONAL EXPOSURE LIMITS; THRESHOLD LIMIT VALUES; TIME-WEIGHTED AVERAGE CONCENTRATIONS; TIME-WEIGHTED AVERAGES;

EID: 27944475595     PISSN: 00034878     EISSN: 14753162     Source Type: Journal    
DOI: 10.1093/annhyg/mei040     Document Type: Article

References (20)

1. ACGIH. (2004) Threshold limit values for chemical and physical agents and biological exposure indices. Cincinnati, OH: American Conference of Governmental Industrial Hygienists.
2. Archibald JJ, Smith RL. (1988) Resin binder processes. In: Stefanescu DM, Davis JR, editors. Metals handbook. Vol. 15, Casting, 9th edn. Metals Park, OH: ASM International. pp. 214-21.
3. Baur X, Marek W, Ammon J et al. (1994) Respiratory and other hazards of isocyanates. Int Arch Occup Environ Health; 66: 141-52.
4. DFG. (2004) List of MAK and BAT values. Deutsche Forschungsgemeinschaft, Bonn Germany.
5. Hornung RW, Reed LD. (1990) Estimation of an average concentration in the presence of nondetectable values. Appl Occup Environ Hyg; 6: 458-64.
6. IARC. (1999a) Toluene diisocyanates. IARC monographs on the evaluation of carcinogenic risks to humans. Vol. 71, part 2. Lyon: International Agency for Research on Cancer. pp. 865-79.
7. IARC. (1999b) 4,4′-methylenediphenyl diisocyanate and polymeric 4,4-methylene diphenyl diisocyanate. IARC monographs on the evaluation of carcinogenic risks to humans. Vol. 71, part 3. Lyon: International Agency for Research on Cancer. pp. 1049-58.
8. Karlsson D, Spanne M, Dalene M et al. (1998a) Determination of complex mixtures of airborne isocyanates and amines. Part 4. Determination of aliphatic isocyanates as dibutylamine derivatives using liquid chromatography and mass spectrometry. Analyst; 123: 117-23.
9. Karlsson D, Dalene M, Skarping G. (1998b) Determination of complex mixtures of airborne isocyanates and amines. Part 5. Determination of low molecular weight aliphatic isocyanates as dibutylamine derivatives. Analyst; 123: 1507-12.
10. Leidel N, Busch K, Lynch J. (1977) Occupational sampling strategy manual, NIOSH. Cincinnatti, OH: US Department of Health, Education and Welfare.
11. Levin JO, Lindahl R, Andersson K. (1988) High-performance liquid chromatographic determination of formaldehyde in air in the p.p.b. and p.p.m. range using diffusive sampling and hydrazone formation. Environ Technol Lett; 9: 1423-30.
12. Lilja BG, Westberg H, Nayström P. (1999) A survey of isocyanate exposure in Swedish foundries. Part I. Emission measurements. Jönköping, Sweden: Swedish Foundry Association. p. 31.
13. Lilja BG, Westberg H, Nayström P. (2000) A survey of isocyanate exposure in Swedish foundries. Part II Exposure measurements. Jönköping, Sweden: Swedish Foundry Association. p. 83.
14. NBOSH. (2000) Occupational exposure limits 2000:3. Stockholm, Sweden: National Board of Occupational Safety and Health.
15. NIWL. (2002) Scientific basis for Swedish Occupational Standards XXIII. Criteria group for occupational standards. Arbete och Hälsa, 2002:19. Stockholm, Sweden: National Institute of Working Life. pp. 1-63.
16. Rappaport SM. (1991) Assessment of long-term exposures to toxic substances in air. Ann Occup Hyg; 35: 61-121.
17. Renman L, Sangö C, Skarping G. (1986) Determination of isocyanate and aromatic amine emissions from thermally degraded polyurethanes in foundries. Am Ind Hyg Assoc J; 47: 621-8.
18. Seixas NS, Robins TG, Moulton LH. (1988) The use of geometric and arithmetic mean exposures in occupational epidemiology. Am Ind J Med; 14: 465-77.
19. Spanne M, Grzybowski G, Boghard M. (1999) Collection efficiency for submicron particles of a commonly used impinger. Am Ind Hyg Assoc J; 60: 540-4.
20. Tinnerberg H, Spanne M, Dalene M et al. (1997) Determination of complex mixtures of airborne isocyanates and amines. Part 3. Methylenediphenyl diisocyanate, methylendiphenylamino isocyanate and methylendiphenyldiamine and structural analogues after thermal degradation of polyurethane. Analyst; 122: 275-8.