Mr. Ahmad Nalbandi Composition

Journal of Petroleum

Science and Technology

An Investigation in the Physical Homes of Polyethylene Gas Piping by the Incorporation of Anti-rodent Masterbatches

Ahmad Nalbandi*and Homayon Hossein Khanli


The incorporation of several anti-rodent masterbatches into polyethylene (PE) granules intended for gas pipes and the associated with the masterbatches on the physical properties in the pipes had been studied. 4 commercial anti-rodent masterbatches via different worldwide companies including, Clariant, Alchemix, PolyOne, and Newgen were chosen for this study. Each of the masterbatch was primarily dry-blended with PE granules by a laboratory-scale tumbling mixing machine. The concentration of anti-rodent masterbatches used in the RAPID CLIMAX PREMATURE CLIMAX, blends was fixed in line with the recipe suggested by the producers as one particular, 2 . your five, 3, and 4 senior professional in human resources for the masterbatches of Clarian, Alchemix, PolyOne, and Newgen correspondingly. PE lentigo and masterbatch blends had been separately fed into the hopper of a water line extruder and a length of a hundred and fifty metres of the tube with the exterior diameter (O. D. ) of twenty-five millimeters was continuously created for each anti-rodent-added PE substance. Two categories of experiments had been planned just for this investigation; laboratory experiments which include impact level of resistance, tensile elongation, environmental anxiety cracking (ESCR), melt movement rate (MFR), and differential box scanning calorimetry (DSC) were carried out within the control (anti-rodent free) and anti-rodent-added PE100 test examples prepared inside the laboratory. Also, a group of manufacturing plant tests just like burst, hydrostatic (100, 165, and a thousand hr), slow crack development (SCG), and oxygen debut ? initiation ? inauguration ? introduction time (OIT) were performed on the control and anti-rodent-added pipe examples.

Keywords: Anti-rodent Materials, Polyethylene Pipes, Rodent Attacks, Melt Blending


viewpoints, it is not wise to hold out and see the

plastic items fail, and then just change them

with new types. It is practiced that the

use of a sort of additive generally known as

anti-rodent masterbatch in some polymeric

compounds such as PVC and PE may

effectively protect them from animal attacks


Based on the research performed, it has been

found that rat attacks would be the primary

reason for gas seapage from Usa gas

At times, there have been studies of

rodent attacks over a number of domestic

facilities including plastic protects of cables and

wires, agricultural plastic films, and plastic

water lines with O. D. equal and less than 25 mm in

a few rural and urban areas. The truth is that

the rodents' entrance teeth are consistently

growing and these pets or animals are forced to trim

all of them by gnawing any ideal materials they

found about such as wooden objects and

plastics. Through the economics and safety

Article History

Analysis Institute of Petroleum Market (RIPI),

Tehran, Iran

5. Email: [email protected] ir

Tel: +98 21 4825 5256

Fax: +98 21 4473 9725

Received: April twenty-three, 2012

Received in modified form: Aug 15, 2012

Accepted: Sept 25, 2012

Journal of Petroleum Scientific research and Technology 2013, 3(1), 01-12 В© 2013 Study Institute of Petroleum Industry (RIPI)

one particular

Diary of Petroleum

Science and Technology

transmission pipe system. A thorough

literary works survey demonstrates that one of the

solutions that could effectively prevent the

disorders is the melt blending of your anti-rodent


[1-3]. However , Iran's polyethylene gas pipe

regular, because of the need for the

water pipe safety, would not allow the addition of any

chemicals to polyethylene piping.

Historically, anti-rodent masterbatches possess

been used in the formula of unprocessed trash

for manufacturing wire and cable addresses,

agricultural plastic films, and irrigation

plastic material pipes although not in polyethylene gas piping.

It has been experienced that the described

masterbatches are able to strongly decrease the

frequency of rodent disorders on...

Recommendations: Lifetime may be predicted”. 2001,

Proceedings of Plastics Pipes XI, IOM

Received: May 1, 2012

Received in revised kind: September12, 2012

Accepted: October8, 2012

Available online: October12, 2012

piper first chronology Dissertation