Gurunathan Thangavel

11 Questions 31 Answers 0 Followers

Questions related from Gurunathan Thangavel

How can cellulose and starch be modified to enhance the processability?

Please explain the difference between starch and cellulose in terms of the molecular architecture. Thanks!

04 April 2018 276 3 View

Can someone give me some idea about the pH sensitive polymer?

Polymers which are stable or unstable depending upon the pH environment they are subjected to. The application of this material would be a layer (intermattalic layer) in some micro-system. Thank...

03 March 2018 4,884 1 View

Does anyone know how to improve scratch resistance of polystyrene (PS)?

Parts both for modified and homopolymer of PS. How can I measure the scratch resistance property of PS (Non Destructive). Would appreciate any suggestion.

03 March 2018 8,430 2 View

Do you know about the ECOS® Treeless Toilet Paper?

They are (ECOS®) made from renewable bamboo and sugarcane. Does it is free of inks, dyes and fragrances. I don’t know anything about the processing but bamboo and sugarcane are fine to use. I...

02 February 2018 8,038 2 View

What temperature do you recommend using all parchment paper?

Maximum all parchment paper that is free of non-stick coatings. The parchment paper I have seen has a silicone coating. Do you know what a typical parchment paper coating is made of?. What type of...

02 February 2018 5,154 0 View

How about Soy based poly foam?

crate and barel sells a couch, they assured us it’s FR free and non toxic. Soy foam is less than 20% soy and more than 90% polyurethane foam. Do you have any idea?

02 February 2018 8,575 0 View

What do you think about a product that is made of "100% nylon coated Polyurethane"?

Since it’s made of polyurethane, I’m not convinced it’s safe.

02 February 2018 10,037 0 View

Have you heard of "Ryanair Pledges to Go Plastic-Free by 2023"?

The Irish airline Ryaniar has pledged to go plastic-free by 2023! The decision is part of the company’s latest plans to improve its service and is a welcome addition to the wave of governments and...

02 February 2018 2,322 1 View

How safe is the polyurethane in the new interior car seats from toyota and others?

I want to know if it is safe to buy. It has been on my mind as we are purchasing a car with softech or softtex.

02 February 2018 294 3 View

Is there any relation between phase mixing/miscibility and phase separation/immiscibility in the polymer blends?

What exactly is the main result for this? Kindly explain briefly... I have checked so many publications associated with it, however, it is difficult for me to find the exact and clear definition....

01 January 2018 332 0 View

MALDI-TOF MS of PDMS based ligand - What matrix should I select in order to obtain a good MS?

As I know, correct selection of the matrix is crucial for the success and correct interpretation. Could you suggest any matrix for long-chain PDMS ligand (masses range 10-20 kDa)? What conditions...

01 January 2018 5,978 2 View