What does PPA mean?

PPA is a polysemous word, and its meanings are:

1. PPA refers to fluoropolymer processing aids:

PPA is used in polymerization They exist in the material matrix in the form of small droplets that are incompatible with the matrix. PPA has strong affinity and low surface energy with the metal film wall, forming a dynamic coating to reduce the flow damping of the melt.

2. PPA refers to polyphthalamide:

Polyphthalamide, under high temperature and high humidity conditions, the tensile strength of PPA is higher than that of nylon 6 20%, higher than nylon 66; the flexural modulus of PPA material is 20% higher than nylon, harder, and can resist long-term tensile creep.

3. PPA refers to phenylpropanolamine:

PPA is the English abbreviation of phenylpropanolamine, also known as the stereoisomer of norephedrine. It is a stimulant, decongestant, and appetite suppressant of the chemical class of psychotropic drugs phenylethylamine and amphetamine.

4. PPA refers to poly(p-phenylene terephthalamide):

The thermal deformation temperature of PPA plastic is as high as 300℃, and the continuous use temperature can reach 170℃. Meet the short- and long-term thermal performance you need.

5. PPA refers to the Professional Photographers Association of America:

The Professional Photographers Association of America, referred to as PPA, was founded in 1880 and is an organization with a history almost as long as the birth of photography. A world-renowned non-profit international photography organization.

It is composed of more than 25,000 individual professional photographers members and nearly 200 affiliated organizations and branches from 54 countries in the world. It is the largest professional photographers association in the world.

Baidu Encyclopedia—PPA

Baidu Encyclopedia—PPA

Baidu Encyclopedia—? PPA

Baidu Encyclopedia—PPA