Stock material or miscellaneous articles – Hollow or container type article – Polymer or resin containing
Patent
1975-05-23
1976-12-28
Dier, Philip
Stock material or miscellaneous articles
Hollow or container type article
Polymer or resin containing
428182, 138121, 1281455, 128188, 260876B, 260878R, B32B 358, A61M 1600, C08L 5300, C08L 2312
Patent
active
040003418
ABSTRACT:
Autoclavable, corrugated, respiratory care tubing comprising thermoplastic material which is aliphatic olefin polymer, aromatic olefin block polymer or mixtures thereof, the material being hydrolytically stable, having a flexular modulus according to A.S.T.M. D-790 of less than 1800 kg/cm.sup.2, having a Shore A hardness according to A.S.T.M. D-2240 of from 45 to 92 and being substantially dimensionally stable in steam at temperatures of at least about 120.degree. C.
REFERENCES:
patent: 2898941 (1959-08-01), Kilcup
patent: 3175999 (1965-03-01), Natta et al.
patent: 3378606 (1968-04-01), Kontos
patent: 3457920 (1969-07-01), Thompson
patent: 3478128 (1969-11-01), Hagemeyer, Jr. et al.
patent: 3823203 (1974-07-01), DeLaMare
patent: 3865776 (1975-02-01), Gergen
patent: 3894117 (1975-07-01), Agouri et al.
Dier Philip
Minnesota Mining and Manufacturing Company
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