Bakelite, Chemistry

Assignment Help:

Bakelite:

It is thermosetting plastics which are most widely used and the most important plastics.

Preparation:

It is formed by condensation reaction of phenol and formaldehyde.

Properties:

1.                 It possesses outstanding electrical and mechanical properties.

2.                 It is resistant to heat, water and many chemicals.

3.                 It decomposes by concentrated caustic alkalis, sulphuric acid and nitric acid.

Uses:

1.                 Uses for making switch boards, aircraft accessories, automobile and telephone.

2.                 Asbestos is added to increase resistance to heat and chemicals. Moulded sheets having many uses are made by impregnating paper sheets in resins.

 

 


Related Discussions:- Bakelite

Bi, what is hi

what is hi

Early theories of matter, Q. Early Theories of Matter? In ancient Greec...

Q. Early Theories of Matter? In ancient Greece philosophers discussed the nature of matter. The philosopher Democritus held that matter was composed of elementary particles cal

TitrATION., HOW TO CALCULATE TITRE FACTOR.

HOW TO CALCULATE TITRE FACTOR.

, calculate the ratio of the fundamental frequency of HI and D

calculate the ratio of the fundamental frequency of HI and DI

Retinaladehyde, the uses,preparation,and the reaction

the uses,preparation,and the reaction

Equilibrium equation derivation, My problem is how should the specific equa...

My problem is how should the specific equation be derived using boundary condition. I have the final equation (which is based on Langmuir isotherm) and I know the boundary conditio

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd