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RU2001127058A - The method of recycling CDs - Google Patents

The method of recycling CDs

Info

Publication number
RU2001127058A
RU2001127058A RU2001127058/04A RU2001127058A RU2001127058A RU 2001127058 A RU2001127058 A RU 2001127058A RU 2001127058/04 A RU2001127058/04 A RU 2001127058/04A RU 2001127058 A RU2001127058 A RU 2001127058A RU 2001127058 A RU2001127058 A RU 2001127058A
Authority
RU
Russia
Prior art keywords
waste
methylene chloride
composition
triethylamine
sodium hydroxide
Prior art date
Application number
RU2001127058/04A
Other languages
Russian (ru)
Inventor
Сергей Александрович Шевчук
Александр Вадимович Варьгин
Владимир Федорович Лазарев
Георгий Николаевич Полозенко
Александр Юрьевич Авдонин
нова Тать на В чеславовна Купри
Татьяна Вячеславовна Куприянова
Василий Иванович Хвыщев
Александр Николаевич Кузьмичев
Original Assignee
Научно-производственна фирма "КАРБОХИМ"
Научно-производственная фирма "КАРБОХИМ"
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Научно-производственна фирма "КАРБОХИМ", Научно-производственная фирма "КАРБОХИМ" filed Critical Научно-производственна фирма "КАРБОХИМ"
Priority to RU2001127058/04A priority Critical patent/RU2001127058A/en
Publication of RU2001127058A publication Critical patent/RU2001127058A/en

Links

Landscapes

  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)

Claims (1)

Способ утилизации отходов компакт-дисков, представляющих собой термопластичный материал, путем получения прозрачной полимерной термопластичной композиции, включающей отходы компакт-дисков и поликарбонат, отличающийся тем, что, с целью повышения ударной вязкости, относительного удлинения и снижения показателя текучести расплава, полимерную композицию получают при поликонденсации в двухфазной системе: хлористый метилен-вода, в присутствии триэтиламина и гидроксида натрия при температуре 15-35°С олигомера поликарбоната на основе дифенилолпропана, имеющего мольное отношение хлорформиатных групп к фенильным гидроксильным группам не менее пяти, в растворе отходов компакт-дисков в хлористом метилене, с последующим выделением полученной композиции известными методами, при следующих соотношениях компонентов, мас.ч.:A method of disposing waste compact discs, which is a thermoplastic material, by obtaining a transparent polymer thermoplastic composition comprising waste compact discs and polycarbonate, characterized in that, in order to increase the impact strength, elongation and decrease the melt flow rate, the polymer composition is obtained by polycondensation in a two-phase system: methylene chloride-water, in the presence of triethylamine and sodium hydroxide at a temperature of 15-35 ° С diphene-based polycarbonate oligomer lolpropana having a molar ratio of phenyl chloroformate groups to hydroxyl groups of at least five, in a solution of CD waste in methylene chloride, followed by recovering the composition by known methods, with the following component ratio, mass parts .: Олигомер поликарбоната 1,0Polycarbonate Oligomer 1.0 Отходы компакт-дисков 2,85-5,25CD waste 2.85-5.25 Хлористый метилен 31,0-55,0Methylene Chloride 31.0-55.0 Вода 4,8-5,5Water 4.8-5.5 Гидроксид натрия, не менее 0,08Sodium hydroxide, not less than 0.08 Триэтиламин 0,01-0,0057Triethylamine 0.01-0.0057
RU2001127058/04A 2001-10-04 2001-10-04 The method of recycling CDs RU2001127058A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2001127058/04A RU2001127058A (en) 2001-10-04 2001-10-04 The method of recycling CDs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2001127058/04A RU2001127058A (en) 2001-10-04 2001-10-04 The method of recycling CDs

Publications (1)

Publication Number Publication Date
RU2001127058A true RU2001127058A (en) 2004-02-27

Family

ID=36294087

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2001127058/04A RU2001127058A (en) 2001-10-04 2001-10-04 The method of recycling CDs

Country Status (1)

Country Link
RU (1) RU2001127058A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006038059A1 (en) * 2004-10-08 2006-04-13 Nino Gloria Machine for the recovery of polycarbonate from compact discs
RU188957U1 (en) * 2018-11-15 2019-04-30 Общество с ограниченной ответственностью "Научно-Техническая Компания "Эспадон" DEVICE OF EXTRA GUARANTEED DESTRUCTION OF INFORMATION CONTAINED IN ELECTRONIC MEDIA

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006038059A1 (en) * 2004-10-08 2006-04-13 Nino Gloria Machine for the recovery of polycarbonate from compact discs
RU188957U1 (en) * 2018-11-15 2019-04-30 Общество с ограниченной ответственностью "Научно-Техническая Компания "Эспадон" DEVICE OF EXTRA GUARANTEED DESTRUCTION OF INFORMATION CONTAINED IN ELECTRONIC MEDIA

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