JPS56161066A - Manufacture of polyurethane resin group training ball for hard-ball baseball - Google Patents

Manufacture of polyurethane resin group training ball for hard-ball baseball

Info

Publication number
JPS56161066A
JPS56161066A JP6567980A JP6567980A JPS56161066A JP S56161066 A JPS56161066 A JP S56161066A JP 6567980 A JP6567980 A JP 6567980A JP 6567980 A JP6567980 A JP 6567980A JP S56161066 A JPS56161066 A JP S56161066A
Authority
JP
Japan
Prior art keywords
ball
hard
manufacture
polyurethane resin
baseball
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP6567980A
Other languages
Japanese (ja)
Other versions
JPS624062B2 (en
Inventor
Osamu Sugimoto
Tsuyoshi Fujiwara
Chiyuuzou Isoda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DKS Co Ltd
Original Assignee
Dai Ichi Kogyo Seiyaku Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dai Ichi Kogyo Seiyaku Co Ltd filed Critical Dai Ichi Kogyo Seiyaku Co Ltd
Priority to JP6567980A priority Critical patent/JPS56161066A/en
Publication of JPS56161066A publication Critical patent/JPS56161066A/en
Publication of JPS624062B2 publication Critical patent/JPS624062B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Polyurethanes Or Polyureas (AREA)
JP6567980A 1980-05-16 1980-05-16 Manufacture of polyurethane resin group training ball for hard-ball baseball Granted JPS56161066A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6567980A JPS56161066A (en) 1980-05-16 1980-05-16 Manufacture of polyurethane resin group training ball for hard-ball baseball

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6567980A JPS56161066A (en) 1980-05-16 1980-05-16 Manufacture of polyurethane resin group training ball for hard-ball baseball

Publications (2)

Publication Number Publication Date
JPS56161066A true JPS56161066A (en) 1981-12-11
JPS624062B2 JPS624062B2 (en) 1987-01-28

Family

ID=13293922

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6567980A Granted JPS56161066A (en) 1980-05-16 1980-05-16 Manufacture of polyurethane resin group training ball for hard-ball baseball

Country Status (1)

Country Link
JP (1) JPS56161066A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5876417A (en) * 1981-10-26 1983-05-09 ダブリユー・アール・グレイス・アンド・カンパニー−コネチカツト Soft polyurethane foam
JPS63213511A (en) * 1986-11-19 1988-09-06 ポリオル　インターナショナル　ベスローテン　フェンノートシャップ Polyurethane foam
JPH05202164A (en) * 1991-07-22 1993-08-10 Tokyo Seat Kk Production of urethane foam molding having high-density surface layer
JP2009540985A (en) * 2006-06-30 2009-11-26 ハンツマン・インターナショナル・エルエルシー New tennis ball
JP2010539249A (en) * 2007-07-20 2010-12-16 インビスタ テクノロジーズ エス エイ アール エル Improved production of polyurethane foam balls

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54118268U (en) * 1978-02-03 1979-08-18

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54118268U (en) * 1978-02-03 1979-08-18

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5876417A (en) * 1981-10-26 1983-05-09 ダブリユー・アール・グレイス・アンド・カンパニー−コネチカツト Soft polyurethane foam
JPH0490B2 (en) * 1981-10-26 1992-01-06 Grace W R & Co
JPS63213511A (en) * 1986-11-19 1988-09-06 ポリオル　インターナショナル　ベスローテン　フェンノートシャップ Polyurethane foam
JPH05202164A (en) * 1991-07-22 1993-08-10 Tokyo Seat Kk Production of urethane foam molding having high-density surface layer
JP2009540985A (en) * 2006-06-30 2009-11-26 ハンツマン・インターナショナル・エルエルシー New tennis ball
JP2012228534A (en) * 2006-06-30 2012-11-22 Huntsman Internatl Llc Novel tennis ball
JP2010539249A (en) * 2007-07-20 2010-12-16 インビスタ テクノロジーズ エス エイ アール エル Improved production of polyurethane foam balls

Also Published As

Publication number Publication date
JPS624062B2 (en) 1987-01-28

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