Method of manufacturing shrinkable sleeves from a cross-linking

Details Method of manufacturing shrinkable sleeves from a cross-linking Method of manufacturing shrinkable sleeves from a cross-linking

1980-06-23

1982-03-23

Thurlow, Jeffery R.

Stock material or miscellaneous articles

Hollow or container type article

Polymer or resin containing

264150, 264230, 264236, 2642902, B29D 724

Patent

active

043212921

ABSTRACT:
The present invention discloses an improved heat shrinkable sleeve and method for making same in which an extruded sleeve piece is heated above the cross-linking temperature of the plastics material by immersing it in a heated bath while supporting its shape by fixed tubes and then expanding the sleeve piece while it is simultaneously cooled by means of a pair of rotating rolls which are movable away from each other.

REFERENCES:
patent: 2429340 (1947-10-01), Bailey
patent: 2719324 (1955-10-01), Gray et al.
patent: 2980963 (1961-04-01), Makowski
patent: 3086242 (1963-04-01), Cook et al.
patent: 3370112 (1968-02-01), Wray
patent: 3554999 (1971-01-01), Shaw et al.
patent: 3687585 (1972-08-01), Takagi et al.
patent: 3949110 (1976-04-01), Nakajima et al.

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