Results 41 to 50 of about 206 (120)

Remineralization effect of three different agents on initial caries and erosive lesions: a micro-computed tomography and scanning electron microscopy analysis. [PDF]

BMC Oral Health, 2023
Akküç S, Duruk G, Keleş A.
europepmc   +1 more source

[Vaccination approach in patients with an allergic reaction to COVID-19 vaccines or at risk of developing allergic reactions]. [PDF]

Tuberk Toraks, 2023
Özden Ş, Tepetam FM, Atik Ö.
europepmc   +1 more source

DEGRADACIÓN QUÍMICA DEL POLI(ETILEN TEREFTALATO)

Revista Colombiana de Química, 2011
En este trabajo se analizó la degradación del poli(etilen tereftalato) variando la temperatura y la concentración de hidróxido de potasio en 1-butanol, manteniendo constante el tamaño y peso de la muestra.
Aurelio Ramírez, Leticia Guadalupe Navarro, Jorge Conde Acevedo   +2 more
doaj  

Ispitivanje mogućnosti primene poliamid-polietilenske folije za konzervaciju tehničkih sredstava / Investigation of possibility to use polyamid-polytehylene foil in preservation of equipment

Vojnotehnički Glasnik, 2008
Atmosferska korozija može se usporiti ili potpuno zaustaviti postavljanjem metalne opreme u odgovarajuće navlake od plastične folije. Rezultati ispitivanja difuzije vodene pare kroz poliamid-polietilensku foliju pokazuju da se difuzija vodene pare ...
Mihael Bučko, Vladimir Vujičić
doaj   +1 more source

POLIETILEN CHIQINDISINING FIZIK XUSUSIYATLARINI BAHOLASH

Ushbu maqola polietilen chiqindilarining fizik va kimyoviy xususiyatlarini o‘rganadi. Polietilen, o‘zining yuqori molekulyar og‘irligi (10,000 - 500,000 g/mol), erish nuqtasi (120°C - 130°C) va mexanik kuchi (30 - 40 MPa) bilan keng qo‘llaniladi.
ERGASHEV, Y.T., SAYDAXMEDOV, SH.M.
openaire   +2 more sources

PEMBUATAN MEMBRAN SELULOSA ASETAT DARI SELULOSA PELEPAH POHON PISANG

Kovalen: Jurnal Riset Kimia, 2018
Penelitian ini bertujuan untuk mengetahui penambahan rasio polietilen glikol pada selulosa asetat yang menghasilkan karakteristik membran selulosa asetat terbaik. Selulosa diperoleh dari proses ekstraksi pelepah pohon pisang.
Dina Apriana Putri Husni, Erwin Abdul Rahim, Ruslan Ruslan   +2 more
doaj   +1 more source

Polietilen terefitalat`ın hidrolize dayanımının arttırılması

, 2020
Kaynakça (s.33-34) var.
openaire   +2 more sources

Numerical and Experimental Investigations of Polymer Viscoelastic Materials Obtained by 3D Printing. [PDF]

Polymers (Basel), 2021
Ibrulj J, Dzaferovic E, Obucina M, Kuzman MK.   +3 more
europepmc   +1 more source

Pendugaan Umur Simpan Susu Kambing Etawa Kolostrum Bubuk Menggunakan Metode Accelerated Shelf Life Testing (ASLT) dengan, Pendekatan Kadar Air Kritis

Jurnal Keteknikan Pertanian Tropis dan Biosistem
Lamanya waktu product makanan aman untuk dikonsumsi adalah detail penting yang harus dinyatakan dengan jelas pada label kemasan. Susu bubuk rentan terhadap degradasi oksigen dan uap air karena sifat higroskopisnya, yang mengakibatkan masalah seperti ...
Dita Ananda Putri, Titisari Juwitaningtyas   +1 more
doaj   +1 more source

Polietilen Ve Polietilen Nanokompozit Filmlerde Ambalajlanan Gıdaların Raf Ömrünün Karşılaştırılması

, 2011
In this study, it was aimed to enhance shelf lives of foodstuffs by using special packaging materials. For this purpose, firstly the penetration of the oxygen should be prevented by packaging. Secondly, the ethylene gas released by the foodstuff must be kept in the material.
openaire   +3 more sources