Record turntable and polymeric coating thereon

Details Record turntable and polymeric coating thereon Record turntable and polymeric coating thereon

1983-04-22

1985-06-18

Michl, Paul R.

Stock material or miscellaneous articles

Composite

Of addition polymer from unsaturated monomers

4289088, 428909, 369264, 369271, 427421, 427422, 525 98, 526347, 5263487, B32B 2732, B05D 102, C08F 1000

Patent

active

045241090

ABSTRACT:
A thin coating of poly(isobutylene) is applied to the edge of a record turntable to prevent the record on the turntable from slipping during acceleration and deceleration of the turntable for playback.

REFERENCES:
patent: 3984112 (1976-10-01), Marks et al.
Billmeyer, Jr., F. W., "Textbook of Polymer Science", 2nd ed., Wiley-Interscience (1971), pp. 397-398.
Product Brochure entitled "Kraton, Thermoplastic Rubber Crumb", Sc: 198-80, Printed in USA 7/80 5M, Shell Chemical Company.

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