Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1993-04-20
1994-09-20
Acquah, Samuel A.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
528272, 528288, 528296, 528302, 528307, 528350, 528353, 525437, 525440, C08F 2000
Patent
active
053490282
ABSTRACT:
Polyester fiber consisting of an aliphatic polyester having a melt viscosity of 1.0.times.10.sup.2 -1.0.times.10.sup.4 poises at a temperature of 190.degree. C. at a shear rate of 1000 sec.sup.-1 and a melting point of 70-190.degree. C. The polyester fiber of the present invention exhibits biodegradability when buried in the ground. The amount of combustion heat generated on incineration is smaller than that of polyethylene and polypropylene. The polyester fiber of the present invention has excellent physical properties.
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patent: 4076798 (1978-02-01), Casey et al.
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Kamei Ryosuke
Nakamura Akira
Takahashi Tetuya
Takiyama Eiichiro
Uda Hitoshi
Acquah Samuel A.
Showa Highpolymer Co. Ltd.
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