Process for incipient or complete melting of polyester-comprisin

Adhesive bonding and miscellaneous chemical manufacture – Methods – Surface bonding and/or assembly therefor

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1563082, B32B 3128

Patent

active

058040250

ABSTRACT:
The use is disclosed of modified polyesters, for example isophthalic acid modified polyethylene terephthalate in high frequency welding. The process is useful for incipient or complete melting of shaped structures, especially sheets, films, coats, hollow articles, injection-molded articles, yarns and textile sheet materials comprising such yarns , composed of such polyesters. The process can be carried out with customary high frequency welding equipment.

REFERENCES:
patent: 4810434 (1989-03-01), Gines
patent: 5686527 (1997-11-01), Laurin et al.

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