Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1980-11-21
1982-03-23
Hamrock, William F.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
20415918, 525334, 525356, C08F 822
Patent
active
043213383
ABSTRACT:
This invention relates to a chlorinated polymer and a coating composition employing the same which is characterized by being comprized of chlorinated polymethylpentene obtained by uniformly chlorinating an isotactic poly-4-methylpentene-1 having the melt index of 8-70 g/10 min. at 260.degree. C. and 5 kg, (ASTM D 1238-65T) in a solution thereof, to not less than 50 weight % of chlorine content.
REFERENCES:
patent: 3484423 (1969-12-01), Borzel et al.
patent: 3884893 (1975-05-01), Kolb
patent: 4012306 (1977-03-01), Henderson et al.
Jour. Polymer Science "Chlorinated Isotactic Polyhydrocarbons", Campbell et al., pp. 169-180, vol. 55, 1961.
Chem. Abstract, vol. 67, 1967, #3538a, Vulcanizable Chlorinated Poly (4-methyl-1-pentene).
Morita Toru
Shimizu Kazuo
Hamrock William F.
Sanyo-Kokusaku Pulp Co., Ltd.
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