生物学的に分解可能なポリマー、その製造方法ならびにそれの生物学的に分解可能な成形体製造のための使用

Japanese Patent JP3594611

B2

PCT No. PCT/EP96/00064 Sec. 371 Date Jul. 3, 1997 Sec. 102(e) Date Jul. 3, 1997 PCT Filed Jan. 9, 1996 PCT Pub. No. WO96/21691 PCT Pub. Date Jul. 18, 1996Biodegradable polyetheresteramides Q1 with a molecular weight (Mn) in the range from 6000 to 80,000 g/mol, a viscosity number in the range from 30 to 450 g/ml (measured in o-dichlorobenzene/phenol (50/50 ratio by weight) at a concentration of 0.5% by weight polyetheresteramide Q1 at 25 DEG C.), and a melting point in the range from 50 DEG to 200 DEG C., obtained by reacting a1) from 95 to 99.9% by weight polyetheresteramide P1, obtained by reacting a mixture of b1) 20-95 mol % adipic acid or ester-forming derivatives thereof, and 5-80 mol % terephthalic acid or ester-forming derivatives thereof, and b2) a mixture of a dihydroxy compound selected from C2-C6-alkanediols and C5-C10-cycloalkanediols, b22) a dihydroxy compound which contains ether functionalities and has the formula IHO-((CH2)n-O))m-HIwhere n is 2, 3 or 4 and m is an integer from 2 to 250, and b23) from 0.5 to 80 mol % of an amino-C2-C12-alkanol or an amino-C5-C10-cycloalkanol, with or without b24) a diamino-C1-C8-alkane, and/or b25) a 2,2'-bisoxazoline where the molar ratio of (b1) to (b2) is in the range from 0.4:1 to 1.5:1, and a2) from 0.1 to 5% by weight of a divinyl ether C1.

Volker Walzerhan
Gunner Schornik
Matthias Cloner
Ursula Seeliger
Motoyoshi Yamamoto
Gerhard Ramlow

JP52142296A

December 02, 2004

January 09, 1996

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BASF Aktiengesellschaft

A61L15/00; A61L15/26; A61L15/62; B65D65/46; C08G69/40; C08G69/44; C08G69/48; C08G73/04; C08K5/09; C08L3/02; C08L77/12; C08L101/16; C09D177/12; C09J177/12; (IPC1-7): C08G69/44; C08G69/40; C08G69/48; C08L77/12; C09J177/12

JP63227626A
JP54120727A

Toshio Yano
Toshiomi Yamazaki
Takuya Kuno
Reinhard Einsel

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