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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Kobayashi; Shigeo
Address:
Otsu, JP
No. of patents:
4
Patents:












Patent Number Title Of Patent Date Issued
4670510 Polyester type block copolymer composition June 2, 1987
An improved polyester type block copolymer composition having a rubber-like elasticity, particularly having excellent moldability, which comprises a polyester type block copolymer produced from a crystalline aromatic polyester and a lactone in melt-admixture with a carboxylic acid compou
4584353 Polyester block copolymer composition April 22, 1986
An improved polyester block copolymer composition having a rubber-like elasticity, particularly having excellent moldability, impact resistance, heat resistance and water resistance, which comprises a polyester block copolymer produced from a crystalline aromatic polyester and a lactone
4500686 Polyester type block copolymer composition February 19, 1985
An improved polyester type block copolymer composition having a rubber-like elasticity, particularly having excellent heat resistance and water resistance, which comprises a polyester type block copolymer produced from a crystalline aromatic polyester and a lactone in melt-admixture with
4215032 Polyester composition July 29, 1980
The present application provides a polyester composition composed of polyethylene terephthalate or a polyester containing at least 80 mol % of ethylene terephthalate repeating units and 0.1 to 15 weight %, based on the polyester, of an organic crystallization promoting agent having a










 
 
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