Inventor

Gunter Pipper

Inventor

Bad Durkheim, DE

Overview

1985–2004

Patent span

Chemistry

Primary field (CPC C)

Patents· 48 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C08Gprimary

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds46%

C08LCompositions of macromolecular compounds20%

B29BPreparation or pretreatment of the material to be shaped7%

D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons5%

B29CShaping or joining of plastics3%

C08JWorking-up3%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients3%

Y10TTechnical subjects covered by former us classification3%

A61LMethods or apparatus for sterilising materials or objects in general1%

B01DSeparation1%

PatentTitleYear

6,754,979'Device for drying and thermally treating granulates with an inert gas stream'2004 6,703,475'Method for the continuous production of copolyamides based on a lactam (I), a diamine (II) and a dicarboxylic acid (III)'2004 6,429,279'Preparation of polyamides'2002 6,353,085'Method for producing polyamides'2002 6,326,457'Continuous polyamide extraction process'2001 6,320,021'Continuous polyamide extraction process'2001 6,284,830'Molding compositions comprising random copolyamides, their use, and process for their preparation'2001 6,194,538'Process for producing polyamides from aminonitriles'2001 6,120,895'Biodegradable polyesters'2000 6,093,771'Thermoplastic moulding compounds based on vinyl aromatic polymers with syndiotactic structure, low-viscosity polyamides and polyphenylene ethers modified with polar groups'2000 5,936,045'Biodegradable polymers, the preparation thereof, and the use thereof for producing biodegradable moldings'1999 5,889,135'Biodegradable polymers, process for producing them and their use in preparing biodegradable moldings'1999 5,883,186'Polyamide/polyolefin blends'1999 5,783,634'Thermoplastic molding materials based on partly aromatic copolyamides and polycarbonates'1998 5,780,576'Thermoplastic molding materials based on partly aromatic poly-amides and polyetherimides'1998 5,760,163'Preparation of branched polyamides'1998 5,728,800'Thermoplastic polyamide molding materials'1998 5,710,216'Thermoplastic molding materials based on partly aromatic polyamides and polymethacrylamides'1998 5,688,901'Partly aromatic copolyamide molding materials having high crystallinity'1997 5,674,973'Continuous production of low molecular weight polyamides'1997 5,659,009'Production of filler-containing thermoplastic molding compositions and molding compositions obtainable in this way'1997 5,650,466'Thermoplastic polyamide molding materials'1997 5,639,833'Molding materials comprising polyarylene ethers and copolyamides'1997 5,561,193'Polyphenylene ether/polyamide molding materials'1996 5,422,390'Flameproofed thermoplastic copolyester molding materials'1995 5,391,572'Thermoplastic molding compositions based on polyamidic and thermoplastic polyester elastomers'1995 5,332,778'Production of reinforced polytetramethyleneadipamide'1994 5,298,595'Partly aromatic copolyamides of reduced triamine content'1994 5,254,620'Thermoplastic molding compositions based on polyamides and thermoplastic polyester elastomers'1993 5,252,661'Impact modifying rubber and partly aromatic copolyamides'1993 5,218,082'Partly aromatic copolyamide of reduced triamine content'1993 5,140,098'Continuous preparation of linear high molecular weight polyamides having regulated amino and carboxyl end group content'1992 5,128,442'Catalytic, solid state process for the preparation of linear polyamides'1992 5,081,222'Partly aromatic copolyamide of reduced triamine content'1992 5,071,924'Thermoplastic molding materials based on polyamide blends'1991 5,068,308'Continuous preparation of aromatic polycondensates'1991 5,051,491'Process for the preparation of a linear polyamide having ether bridges in the polymer chain'1991 5,039,786'Continuous preparation of copolyamides from caprolactam and salt of diamine and dicarboxylic acid'1991 5,034,450'Thermoplastic molding materials based on polyamides and polyester elastomers'1991 5,030,709'Continuous preparation of copolyamides'1991 4,994,550'Process for the continuous preparation of nylon 4,6 from aqueous salt solution'1991 4,973,655'Continuous production of linear thermoplastic polyesters'1990 4,970,255'Flameproof thermoplastic molding materials based on partly aromatic amide copolymers'1990 4,816,557'Removal of caprolactam and oligomers thereof from nylon granules containing same'1989 4,578,455'Process and apparatus for removing volatile constituents from polymer melts or pastes'1986 4,540,772'Continuous preparation of nylon from aqueous salt solution in precondensation zone having baffles'1985 4,539,391'Continuous hydrolytic preparation of polylactams'1985 4,537,949'Continuous preparation of nylon with diamine recycling'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985–2004Patents assigned to BASF AG (48)· patent assignee history

1985–2001Based in Bad Durkheim, DE· patent location history

1989–2004Based in Bad Duerkheim, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BASF AG	48	1985–2004

Locations

Location	Patents	Span
Bad Durkheim, DE	31	1985–2001
Bad Duerkheim, DE	17	1989–2004