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EFFECT OF WOOD SPECIES USED FOR CORE LAYER ON SOME PROPERTIES OF OKUME PLYWOOD PANELS BONDED WITH MELAMINE-UREA FORMALDEHYDE (MUF) ADHESIVE

Year 2005, Volume: 6 Issue: 1, 94 - 101, 20.03.2011

Abstract

In this study; changes in some properties of the okume plywood panels when used alder and beech veneers in their core layers were investigated. Two types of melamine-urea formaldehyde (MUF) resins having different free formaldehyde contents were used for bonding plywood panels manufactured from 2 mm thick veneers at industrial conditions. The formaldehyde emission values of plywood panels bonded with MÜF having higher free formaldehyde content were found to be higher than those of the panels bonded with other resin type. The highest formaldehyde emission value was found for the panels manufactured from okume veneers in all layers while the lowest value was determined from the panels include beech veneers in
the core layer. The shear and bending strength values of the panels consisted of beech veneers in the  core layer were found to be higher than those of the panels consisted of okume and alder veneers in the core layers.

References

  • 1. Kollmann, F., Furniere, Lagenhölzer und Tischlerplatten, Springer Verlag, Berlin, Götingen, Heidelberg, 1962.
  • 2. Bozkurt, A.Y., Göker, Y., Tabakalı Ağaç Malzeme Teknolojisi, İ.Ü. Orman Fakültesi Yayın No: 3401/378, İstanbul, 1986.
  • 3. Pizzi, A., Wood Adhesives; Chemistry and Technology, Vol.1., Marcel Dekker, New York, 1983.
  • 4. Cremonini,C., Pizzi, A., Toro, C., Improved Waterproofing of UF Plywood Adhesives by Melamine Salts as Glue Mix Hardeners:system Performance Optimization, Holzforschung und Holzverwertung, 49 (1997) 11-15.
  • 5. Cremonini,C., Pizzi, A., Field Weathering of Plywood Panels Bonded With UF Adhesives and Low Proportions of Melamine Salts, Holz als Roh-und Werkstoff 57 (1999) 318.
  • 6. Roffael, E., Die Formaldehydabgabe von Spanplatten und anderen Werkstoffen, DRW-verlag, Stuttgart, 1982.
  • 7. Çolak, S., Kontrplaklarda Emprenye İşlemlerinin Asit ve Formaldehit Emisyonu ile Teknolojik Özelliklere Etkileri, K.T.Ü. Fen Bilimleri Enstitüsü, Trabzon, 2002.
  • 8. Chow, S., Chunsi, K.S., Adhesion Strength and Wood Failure Relationship in Wood-Glue Bonds, Mokuzai Gakkaishi, 25 (2) (1979) 125-131.
  • 9. Namara, U.S., Waters, O., Comparison of the Rate of Glueline Strength Development for Oak and Maple, Forest Products Journal, 20 (3) (1970) 34-35.
  • 10. Lutz, J.F., Wood Veneer: Log Selection, Cutting, and Drying, U.S. Department of Agriculture, Technical Bulletin No.1577, 1978.
  • 11. Faust, T.D., Rice, J.T., Veneer Surface Roughness on Gluebond Quality in Southern Pine Plywood, Forest Products Journal, 36 (4) (1986) 57-62.
  • 12. Özen, R., Çeşitli Faktörlerin Kontrplağın Fiziksel ve Mekanik Özelliklerine Yaptığı Etkilere İlişkin Araştırmalar, K.T.Ü. Orman Fakültesi Yayın No: 9, Trabzon, 1981.

MELAMİN-ÜRE FORMALDEHİT (MÜF) İLE ÜRETİLMİŞ OKUME KONTRPLAKLARIN BAZI ÖZELLİKLERİNE ORTA TABAKADA KULLANILAN AĞAÇ TÜRÜNÜN ETKİSİ

Year 2005, Volume: 6 Issue: 1, 94 - 101, 20.03.2011

Abstract

Bu çalışmada; orta tabakalarında kızılağaç ve kayın kaplamaların kullanılması durumunda
okume kontrplakların bazı özelliklerindeki değişmeler incelenmiştir. 2 mm kalınlığındaki kaplamalardan
endüstriyel koşullarda üretilen kontrplak levhalarında yapıştırıcı olarak serbest formaldehit oranı farklı iki tip
melamin-üre formaldehit tutkalı kullanılmıştır. En yüksek emisyon değeri her üç tabakası okume
kaplamalardan üretilenlerde, en düşük emisyon değeri ise orta tabakası kayın kaplama olan kontrplaklarda
gerçekleşmiştir. Orta tabakası kayın olan kontrplakların çekme-makaslama ve eğilme direnci, orta tabakası
kızılağaç ve okume kaplama kullanılanlardan daha yüksek bulunmuştur.

References

  • 1. Kollmann, F., Furniere, Lagenhölzer und Tischlerplatten, Springer Verlag, Berlin, Götingen, Heidelberg, 1962.
  • 2. Bozkurt, A.Y., Göker, Y., Tabakalı Ağaç Malzeme Teknolojisi, İ.Ü. Orman Fakültesi Yayın No: 3401/378, İstanbul, 1986.
  • 3. Pizzi, A., Wood Adhesives; Chemistry and Technology, Vol.1., Marcel Dekker, New York, 1983.
  • 4. Cremonini,C., Pizzi, A., Toro, C., Improved Waterproofing of UF Plywood Adhesives by Melamine Salts as Glue Mix Hardeners:system Performance Optimization, Holzforschung und Holzverwertung, 49 (1997) 11-15.
  • 5. Cremonini,C., Pizzi, A., Field Weathering of Plywood Panels Bonded With UF Adhesives and Low Proportions of Melamine Salts, Holz als Roh-und Werkstoff 57 (1999) 318.
  • 6. Roffael, E., Die Formaldehydabgabe von Spanplatten und anderen Werkstoffen, DRW-verlag, Stuttgart, 1982.
  • 7. Çolak, S., Kontrplaklarda Emprenye İşlemlerinin Asit ve Formaldehit Emisyonu ile Teknolojik Özelliklere Etkileri, K.T.Ü. Fen Bilimleri Enstitüsü, Trabzon, 2002.
  • 8. Chow, S., Chunsi, K.S., Adhesion Strength and Wood Failure Relationship in Wood-Glue Bonds, Mokuzai Gakkaishi, 25 (2) (1979) 125-131.
  • 9. Namara, U.S., Waters, O., Comparison of the Rate of Glueline Strength Development for Oak and Maple, Forest Products Journal, 20 (3) (1970) 34-35.
  • 10. Lutz, J.F., Wood Veneer: Log Selection, Cutting, and Drying, U.S. Department of Agriculture, Technical Bulletin No.1577, 1978.
  • 11. Faust, T.D., Rice, J.T., Veneer Surface Roughness on Gluebond Quality in Southern Pine Plywood, Forest Products Journal, 36 (4) (1986) 57-62.
  • 12. Özen, R., Çeşitli Faktörlerin Kontrplağın Fiziksel ve Mekanik Özelliklerine Yaptığı Etkilere İlişkin Araştırmalar, K.T.Ü. Orman Fakültesi Yayın No: 9, Trabzon, 1981.
There are 12 citations in total.

Details

Primary Language English
Journal Section Eski Sayılar
Authors

Cenk Demirkır

Gürsel Çolakoğlu This is me

İsmail Aydın

Semra Çolak

Publication Date March 20, 2011
Published in Issue Year 2005 Volume: 6 Issue: 1

Cite

APA Demirkır, C., Çolakoğlu, G., Aydın, İ., Çolak, S. (2011). EFFECT OF WOOD SPECIES USED FOR CORE LAYER ON SOME PROPERTIES OF OKUME PLYWOOD PANELS BONDED WITH MELAMINE-UREA FORMALDEHYDE (MUF) ADHESIVE. Artvin Çoruh Üniversitesi Orman Fakültesi Dergisi, 6(1), 94-101.
AMA Demirkır C, Çolakoğlu G, Aydın İ, Çolak S. EFFECT OF WOOD SPECIES USED FOR CORE LAYER ON SOME PROPERTIES OF OKUME PLYWOOD PANELS BONDED WITH MELAMINE-UREA FORMALDEHYDE (MUF) ADHESIVE. ACUJFF. March 2011;6(1):94-101.
Chicago Demirkır, Cenk, Gürsel Çolakoğlu, İsmail Aydın, and Semra Çolak. “EFFECT OF WOOD SPECIES USED FOR CORE LAYER ON SOME PROPERTIES OF OKUME PLYWOOD PANELS BONDED WITH MELAMINE-UREA FORMALDEHYDE (MUF) ADHESIVE”. Artvin Çoruh Üniversitesi Orman Fakültesi Dergisi 6, no. 1 (March 2011): 94-101.
EndNote Demirkır C, Çolakoğlu G, Aydın İ, Çolak S (March 1, 2011) EFFECT OF WOOD SPECIES USED FOR CORE LAYER ON SOME PROPERTIES OF OKUME PLYWOOD PANELS BONDED WITH MELAMINE-UREA FORMALDEHYDE (MUF) ADHESIVE. Artvin Çoruh Üniversitesi Orman Fakültesi Dergisi 6 1 94–101.
IEEE C. Demirkır, G. Çolakoğlu, İ. Aydın, and S. Çolak, “EFFECT OF WOOD SPECIES USED FOR CORE LAYER ON SOME PROPERTIES OF OKUME PLYWOOD PANELS BONDED WITH MELAMINE-UREA FORMALDEHYDE (MUF) ADHESIVE”, ACUJFF, vol. 6, no. 1, pp. 94–101, 2011.
ISNAD Demirkır, Cenk et al. “EFFECT OF WOOD SPECIES USED FOR CORE LAYER ON SOME PROPERTIES OF OKUME PLYWOOD PANELS BONDED WITH MELAMINE-UREA FORMALDEHYDE (MUF) ADHESIVE”. Artvin Çoruh Üniversitesi Orman Fakültesi Dergisi 6/1 (March2011), 94-101.
JAMA Demirkır C, Çolakoğlu G, Aydın İ, Çolak S. EFFECT OF WOOD SPECIES USED FOR CORE LAYER ON SOME PROPERTIES OF OKUME PLYWOOD PANELS BONDED WITH MELAMINE-UREA FORMALDEHYDE (MUF) ADHESIVE. ACUJFF. 2011;6:94–101.
MLA Demirkır, Cenk et al. “EFFECT OF WOOD SPECIES USED FOR CORE LAYER ON SOME PROPERTIES OF OKUME PLYWOOD PANELS BONDED WITH MELAMINE-UREA FORMALDEHYDE (MUF) ADHESIVE”. Artvin Çoruh Üniversitesi Orman Fakültesi Dergisi, vol. 6, no. 1, 2011, pp. 94-101.
Vancouver Demirkır C, Çolakoğlu G, Aydın İ, Çolak S. EFFECT OF WOOD SPECIES USED FOR CORE LAYER ON SOME PROPERTIES OF OKUME PLYWOOD PANELS BONDED WITH MELAMINE-UREA FORMALDEHYDE (MUF) ADHESIVE. ACUJFF. 2011;6(1):94-101.
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