cn102617352a method for preparing dioctyl terephthalate

CN102617352A - Method for preparing dioctyl terephthalate

The invention relates to a method for preparing plasticizer dioctyl terephthalate (DOTP) from polyethylene glycol terephthalate (PET) waste plastics through alcoholysis and belongs to the technical...

The invention relates to a method for preparing plasticizer dioctyl terephthalate (DOTP) from polyethylene glycol terephthalate (PET) waste plastics through alcoholysis and belongs to the technical...

Feb 20, 2023 · The method for preparing dioctyl terephthalate by utilizing the polyester waste material is characterized in that the polyester waste material is firstly degraded to generate terephthalic acid, and then the terephthalic acid and isooctyl alcohol are subjected to esterification reaction, and the degradation mainly comprises an alcoholysis method

Inquiry Now

CN104072365A - Preparation method of dioctyl terephthalate

The method belongs to a method for regenerating and reutilizing waste PET resources through chemical modification. The invention relates to a method for preparing plasticizer dioctyl terephthalate (DOTP) from polyethylene glycol terephthalate (PET) waste plastics through alcoholysis and belongs to the technical field of waste polymer recovery

Inquiry Now

Preparation method of dioctyl terephthalate | Semantic Scholar

The invention provides a method for preparing dioctyl terephthalate through catalyzing the waste PET (polyester) isooctanol alcoholysis reaction.

Inquiry Now

CN105541675A - Preparing method of dioctyl terephthalate

The invention discloses a preparing method of dioctyl terephthalate, which is prepared by taking 90-100 parts by weight of dioctyl terephthalate, 15-20 parts by weight of sulfur trioxide and...

Inquiry Now

CN102701984A - Production method of dioctyl terephthalate

In this study, we prepared DOTP from the alcoholysis of polyethylene terephthalate (PET) by using 2-ethyl-1-hexanol (2-EH) as the solvent, and used choline chloride-based deep eutectic solvents (ChCl-based DESs) as the catalysts due to their cheapness, low toxicity and ease of preparation.

Inquiry Now

Preparation and characterization novel dioctyl terephthalate

The invention relates to a preparation method of dioctyl terephthalate, which comprises the following steps: (1) pretreatment of terephthalic acid; (2) carrying out octanol pretreatment; (3) carrying out catalytic reaction; (4) purifying to obtain the finished product.

Inquiry Now

PL216179B1 - Process for the preparation of dioctyl

The subject of the invention is a method of obtaining dioctyl terephthalate, used as a high-quality plasticizer, by esterification of terephthalic acid with isooctanol (2-ethylhexanol) catalyzed...

Inquiry Now

Preparation and characterization novel dioctyl terephthalate

ilarity to an Ideal Solution) based Taguchi Method. Dioctyl terephthalate has brought remarkable features, such as high elastic modulus, and hydrophilic and thermal stability to the polyvinyl alcohol matrix. The optimum Dioctyl terephthalate -blended polyvinyl alcohol films have a 2.26 times lower contact angle and a 13.41 times

Inquiry Now

DIOCTYL TEREPHTHALATE (DOTP) Bisley International LLC

Plasticiser (plasticizer, dispersant); a substance which when added to a material, usually a plastic, makes it flexible, resilient and easier to handle.Increases the plasticity or viscosity of a material.

Inquiry Now

Dioctyl terephthalate = 96 6422-86-2 - MilliporeSigma

EC Number: 229-176-9 MDL number: MFCD00072256 PubChem Substance ID: 24874478 NACRES: NA.23 Pricing and availability is not currently available. Properties vapor pressure 1 mmHg ( 217 °C) Quality Level 100 Assay ≥96% refractive index n20/D 1.49 (lit.) bp 400 °C (lit.)

Inquiry Now

Analysis of the effects of dioctyl terephthalate obtained

Terephthalates are esters of tere-phthalic acid such as the 1,4 benzenedicarboxilic acid ester known as DEHTP or DOTP which offers low temperature performance, better resistance to soapy water extraction and low volatility. In plastisols, these plasticisers (US: plasticizers) provide lower initial viscosity and better stability but requires

Inquiry Now

C07C 31 - Saturated compounds having hydroxy or o-metal

CN102643166A Method for preparing perfluoroalkyl alcohol : 08/22/2012: CN102643165A Method for producing ethylene glycol and 1,2-propylene glycol through continuous hydrocrackin of sugars : 08/22/2012

Inquiry Now

Dioctyl terephthalate | C24H38O4 | ChemSpider

Dioctyl terephthalate. Molecular Formula CHO. Average mass 390.556 Da. Monoisotopic mass 390.277008 Da. ChemSpider ID 56314.

Inquiry Now

Method for simultaneously preparing terephthalic acid and

CN102617352A - Method for preparing dioctyl terephthalate (DOTP) from waste and old polyethylene glycol terephthalate (PET) through near-critical The invention relates to a method for preparing plasticizer dioctyl terephthalate (DOTP) from polyethylene glycol terephthalate (PET) waste plastics through alcoholysis and belongs to the technical

Inquiry Now

Dioctyl Terephthalate - KH Chemicals

Di octyl terephthalate (DOTP) is a new phthalate plasticiser, being the diester of terephthalic acid and the branched-chain 2-ethylhexanol. This colourless viscous liquid used for softening PVC plastics is known for its safer phthalate-free chemistry.

Inquiry Now

T n Iupac Cua Dioctyl Terephthalate Dotp Price Marketing

CN102617352A - Method for preparing dioctyl terephthalate. The invention relates to a method for preparing plasticizer dioctyl terephthalate (DOTP) from polyethylene glycol terephthalate (PET) waste plastics through alcoholysis and belongs to the technical field of waste polymer recovery and reutilization.

Inquiry Now

dotp recycle plasticizer recycle pet flake plasticizer dop

CN102617352A - Method for preparing dioctyl terephthalate. The invention relates to a method for preparing plasticizer dioctyl terephthalate (DOTP) from polyethylene glycol terephthalate (PET) waste plastics through alcoholysis and belongs to the technical field of waste polymer recovery and reutilization.

Inquiry Now

High Performance Plasticizer Dotp Producer In Portugal

CN102617352A - Method for preparing dioctyl terephthalate. The invention relates to a method for preparing plasticizer dioctyl terephthalate (DOTP) from polyethylene glycol terephthalate (PET) waste plastics through alcoholysis and belongs to the technical field of waste polymer recovery and reutilization.

Inquiry Now

Preparation and characterization novel dioctyl terephthalate

ABSTRACT Dioctyl terephthalate is of great interest as a replacement for the phthalate plasticizers such as dioctyl phthalate and diisononyl phthalate due to its orthophthalate-free and non-carcinogenic properties.

Inquiry Now

Terephthalates - Plasticisers - Information Center

In plastisols, these plasticisers (US: plasticizers) provide lower initial viscosity and better stability but requires higher fusion and processing temperature. Terephthalates exhibit lower levels of compatibility with PVC than ortho-phthalates limiting their use for the production of durable goods.

Inquiry Now

Method for simultaneously preparing terephthalic acid and

Di octyl terephthalate (DOTP) is a new phthalate plasticiser, being the diester of terephthalic acid and the branched-chain 2-ethylhexanol. This colourless viscous liquid used for softening PVC plastics is known for its safer phthalate-free chemistry.

Inquiry Now

High Performance Plasticizer Dotp Producer In Portugal

CN102617352A - Method for preparing dioctyl terephthalate. The invention relates to a method for preparing plasticizer dioctyl terephthalate (DOTP) from polyethylene glycol terephthalate (PET) waste plastics through alcoholysis and belongs to the technical field of waste polymer recovery and reutilization.

Inquiry Now

Dioctyl Terephthalate Suppliers | DOTP | Opes International

Dioctyl terephthalate (DOTP) is the ester of terephthalic acid and 2-ethylhexanol. It is a clear, colourless liquid with a slight odour, which is insoluble in water.

Inquiry Now

dotp recycle plasticizer recycle pet flake plasticizer dop

CN102617352A - Method for preparing dioctyl terephthalate. The invention relates to a method for preparing plasticizer dioctyl terephthalate (DOTP) from polyethylene glycol terephthalate (PET) waste plastics through alcoholysis and belongs to the technical field of waste polymer recovery and reutilization.

Inquiry Now

High Performance Plasticizer Dotp For Rubber In Philippines

Factory Supply 99.5% DOP for PVC Pipe Plasticizer . DOP, DBP, 99.5% Plasticizer Dioctyl Phthalate manufacturer / supplier in China, offering Factory Supply 99.5% DOP for PVC Pipe Plasticizer, High Quality K Value 66-68 PVC Resin Sg5, High Performance Pipe Grade Sg5 PVC Resin with Cheap Price and so on. Get Price

Inquiry Now

dotp recycle plasticizer | Provide water treatment agents for

Dioctyl terephthalate. Dioctyl terephthalate (bis(2-ethylhexyl) benzene-1,4-dicarboxylate or Di(2-ethylhexyl) terephthalate), commonly abbreviated DOTP or DEHT, is an organic compound with the formula C 6 H 4 (CO 2 C 8 H 17) 2. It is a non-phthalate plasticizer, being the diester of terephthalic acid and the branched-chain 2-ethylhexanol.

Inquiry Now

high performance plastyfikator dotp | Factory Supply DOP

Dioctyl terephthalate (DOTP) | 6422-86-2 suppliers - BuyersGuideChem. Xiamen Equation Chemical Co.,Ltd is supplier for Dioctyl terephthalate (DOTP). We are committed to provide experienced high quality product and JIT performance to benefit our customers. Country: P.R.China Phone: +86 592 6515854 Telefax: +86 592. Get Inquiry

Inquiry Now

high purity dioctyl terephthalate dotp for raw material in

dotp dioctyl terephthalate cas no 6422-86-2 korea dotpdotp dioctyl terephthalate cas no 6422-86-2 korea from jwell global co. ltd at b2b discounted price. we are one of the leading manufacturer amp supplier of dotp dioctyl terephthalate cas no 6422-86-2 korea in south korea.china dioctyl terephthalate dotp, dioctyl terephthalate,china dioctyl terephthalate dotp manufacturers select 2020 high

Inquiry Now

top quality dioctyl terephthalate dotp for raw material

dotp (dioctyl terephthalate) dotp (dioctyl terephthalatedioctyl terephthalate (dotp) is a phthalate-free polyvinyl chloride plasticiser. dotp-based end products meet the highest environmental requirements. unlike phthalate plasticisers, dotp has no adverse effects on human health.dioctyl terephthalate dotp,a high quality collection of general chemical products to meet your needs. household

Inquiry Now

top quality dioctyl terephthalate dotp for raw material

dotp (dioctyl terephthalate) dotp (dioctyl terephthalatedioctyl terephthalate (dotp) is a phthalate-free polyvinyl chloride plasticiser. dotp-based end products meet the highest environmental requirements. unlike phthalate plasticisers, dotp has no adverse effects on human health.dioctyl terephthalate dotp,a high quality collection of general chemical products to meet your needs. diazo

Inquiry Now