B - Operations – Transporting – 29 – C
Patent
B - Operations, Transporting
29
C
18/978
B29C 27/20 (1980.01)
Patent
CA 1141923
ABSTRACT A generally tubular heat-shrinkable article is disclosed. This article comprises at least one heat-shrinkable band portion which has a closed cross-section and which comprises a heat-shrinkable interior wall portion composed of a cross-linked polymeric compsition, which composition comprises (a) a cross-linked crystalline olefin polymer having a gel fraction of at least 0.3, a density of at least 0.95 and a modulus at 175°C of at least 40 psi, and (b) has an absorptivity such that said band portion, when exposed to radiation having a wavelength of 1.15 microns, transmits 5 to 50% of the radiation.
395815
Campbell Bruce D.
Lopez Eugene F.
Fetherstonhaugh & Co.
Raychem Corporation
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