Use of hydrogenated polybenzyls as a mould-release agent for aro

Plastic and nonmetallic article shaping or treating: processes – Mechanical shaping or molding to form or reform shaped article – Shaping against forming surface

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Details

2642106, 264211, 264213, 26432817, 26433112, 264338, 525437, B29B 504

Patent

active

044055544

ABSTRACT:
Small quantities of hydrogenated polybenzyls act as a perfect mould release agent for aromatic polyesters based on diphenols and iso- and/or terephthalic acids and do not appreciably impair the elastic strength characteristics, the dimensional stability under heat and the transparency.

REFERENCES:
patent: 4131662 (1978-12-01), Cekoric et al.

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