Flame retardant polybutylene terephthalate

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...

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524410, 524411, 525438, C08K 322, C08K 6702

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active

047329211

ABSTRACT:
A flame-resistant polybutylene terephthalate molding composition has vastly improved fatigue strength and improved melt flow by incorporating therein a halogenated epoxy flame retardant represented by the general formula: ##STR1## wherein an n is the degree of polymerization and the halogenated epoxy resin has a molecular weight of at least about 20,000 to 40,000; X is a chlorine or bromine atom, and i is an integer of from 1-4.

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patent: 4548964 (1985-10-01), Yoshida et al.
patent: 4562216 (1985-12-01), Kishida et al.
"A New Brominated Polymeric Additive for Flame Retardant Glass-Filled Polybutylene Terephthalate", Journal of Fire Retardant Chemistry, vol. 9, (Aug. 1982), p. 181.

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