Article | REF: AM3041 V1

Polycondensation and polyaddition

Author: Ernest MARÉCHAL

Publication date: July 10, 1998

You do not have access to this resource.
Click here to request your free trial access!

Already subscribed? Log in!


Français

9. Systems with functionality greater than 2. Freezing point

The systems studied in this section involve AA + BB + RA f or AB + AB + RAf + RB f ' , in which f and f ′ are greater than two, and lead to the formation of networks characterized by branches and bridges between chains.

The formation of these networks is characterized by the appearance of two phases in the reaction medium:

  • the gel phase, consisting of an infinite network swollen by the solvent ;

  • the sol phase, which contains the soluble polymer.

Frost increases at the expense of the soil. Frost occurs at a critical value p c of p, which corresponds to the frost point and is called the critical degree of advancement....

You do not have access to this resource.

Exclusive to subscribers. 97% yet to be discovered!

You do not have access to this resource.
Click here to request your free trial access!

Already subscribed? Log in!


The Ultimate Scientific and Technical Reference

A Comprehensive Knowledge Base, with over 1,200 authors and 100 scientific advisors
+ More than 10,000 articles and 1,000 how-to sheets, over 800 new or updated articles every year
From design to prototyping, right through to industrialization, the reference for securing the development of your industrial projects

This article is included in

Plastics and composites

This offer includes:

Knowledge Base

Updated and enriched with articles validated by our scientific committees

Services

A set of exclusive tools to complement the resources

Practical Path

Operational and didactic, to guarantee the acquisition of transversal skills

Doc & Quiz

Interactive articles with quizzes, for constructive reading

Subscribe now!

Ongoing reading
Systems with functionality greater than 2. Freezing point