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STUDI LABORATORIUM MENGENAI PENGARUH PENAMBAHAN NATRIUM SULFIT TERHADAP VISKOSITAS POLIMER DENGAN BERBAGAI KONSENTRASI PADA LAPANGAN “X” Abdalim Fadhlu Salammulloh; Sugiatmo Kasmungin; Fadliah Fadliah
PROSIDING SEMINAR NASIONAL CENDEKIAWAN PROSIDING SEMINAR NASIONAL CENDEKIAWAN 2019 BUKU I
Publisher : Lembaga Penelitian Universitas Trisakti

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25105/semnas.v0i0.5703

Abstract

Pada penelitian kali ini penulis meneliti pengaruh dari penambahan Na₂SO₃ (Natrium Sulfit) terhadap nilai viskositas larutan polimer dengan alat Brookfield Programmable Rheometer. Pengujian kali ini menggunakan beberapa macam variasi konsentrasi polimer, yakni 500 ppm, 1000 ppm, 1500 ppm, 2000 ppm, 2500 ppm, dan 3000 ppm, juga diukur dengan variasi suhu 30°C, 50°C, 70°C, 80°C, dan 107°C. Selain itu juga dilakukan pengujian thermal stability pada larutan polimer yang memiliki  konsentrasi 3000 ppm. Tujuan dari uji thermal ini ialah untuk mengetahui keadaan larutan polimer saat hari ke-0, hari ke-7, dan hari ke-30, apakah terjadi pengendapan sehingga membuat larutan polimer menjadi keruh, atau larutan polimer tetap dalam keadaan stabil, yakni masih jernih seperti pada hari ke-0. Selain itu juga untuk mengetahui perubahan nilai viskositas polimer. Dari hasil penelitian ini, disimpulkan bahwa penambahan natrium sulfit ini dinilai efektif pada pengaplikasian injeksi polimer pada lapangan minyak yang memiliki temperatur tinggi, dibuktikan dengan penurunan nilai viskositas polimer yang stabil pada pengujian thermal stability yang dilakukan sampai hari ke-30. Nilai penurunan viskositas rata-rata larutan polimer senilai 0,388 cp.
Pelatihan Pembuatan Mineral Tawas Berbahan Dasar Limbah Kaleng Bekas Bagi Masyarakat Sukmajaya, Depok Riskaviana Kurniawati; Wiwik Dahani; Irfan Marwanza; Fadliah Fadliah; Arinda Ristawati; Muhammad Napis Fikri
Abdimas Universal Vol. 6 No. 2 (2024): Oktober (In Press)
Publisher : Lembaga Penelitian dan Pengabdian kepada Masyarakat Universitas Balikpapan (LPPM UNIBA)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36277/abdimasuniversal.v6i2.305

Abstract

All human activities inevitably produce waste. The amount of waste increases as the city grows. Sukmajaya District, Depok City is one of the districts that has the potential for very high waste accumulation. This area is a place for immigrants who work in Jakarta. This has a negative impact, namely the increase in the number of Final Disposal Sites (TPA) from year to year. The recycling process is a solution that can save energy and reduce landfill waste. The use of can waste as raw material in making alum or potassium aluminate sulfate K[Al(SO4)2.12H2O] is very relevant. The basic material used in making alum cans has the advantage of being more economical and can help reduce packaging can waste which has the potential to pollute the environment. The team held training in making alum minerals from used can waste in Sukmajaya District, Depok City. This activity aims to educate the public in utilizing used can waste into alum mineral products. People can use it to purify water in an environmentally friendly and economical way. The results of the training activities showed an increase in participants' awareness and skills in managing canned waste into value-added products. The number of training participants increased from 40% before training to 90% after training. Apart from that, participants' skills in making alum from used can waste also increased from 25% before the training to 85% after the training. It is hoped that this training can make a positive contribution in efforts to manage waste sustainably and protect the environment.