Patents by Inventor Pim Gerard Anton Janssen

Pim Gerard Anton Janssen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20200307122
    Abstract: The invention relates to a thermoplastic composite material comprising a thermoplastic matrix and a fibrous material impregnated with the thermoplastic matrix, wherein the fibrous material comprises carbon fibers with a weight average aspect ratio of length divided by diameter (L/D) of at least 500; the thermoplastic matrix comprises a thermoplastic polymer and a laser absorbing additive.
    Type: Application
    Filed: December 20, 2018
    Publication date: October 1, 2020
    Inventors: Pim Gerard Anton JANSSEN, Marc Rudolf Stefan HUISMAN, Giacomo PERFETTI
  • Publication number: 20200299460
    Abstract: The present invention relates to a polyamide copolymer consisting of repeat units primarily derived from diamine and dicarboxylic acid, wherein the diamine comprises 55-90 mole % of 1,6-hexanediamine and 10-45 mole % of either one of 1,2-ethylenediamine, 1,3-trimethylenediamine, 1,4-tetramethylenediamine and 1,5-pentamethylenediamine, or a combination thereof, and the dicarboxylic acid comprises 50-85 mole % of terephthalic acid and 15-50 mole % of isophthalic acid. The invention further relates to a process for preparing the copolymer, a process for making molded parts from the copolymer and molded parts comprising the same.
    Type: Application
    Filed: October 18, 2018
    Publication date: September 24, 2020
    Inventor: Pim Gerard Anton JANSSEN
  • Publication number: 20200165450
    Abstract: Thermoplastic compositions are disclosed which include: a) a polyamide component comprising at least three amide monomer units and b) a stabilizer, wherein at least one of the at least three amide monomer units is an aliphatic amide monomer unit having a carbon to nitrogen ratio (C/N) equal to, or above 6.5, in that at least two of the at least three amide monomer units are semi-aromatic amide monomer units which polymerized provide at least one semi-crystalline semi-aromatic polyamide having a melting temperature of at least 290° C. as measured by DSC at a heating rate of 10° C./min according to standard ISO 11357-3 (2009), and in that the amount of aliphatic amide monomer unit is in the range from 20 to 60 wt. % relative to the total weight of the at least three amide monomer units in the polyamide components and the total amount of semi-aromatic amide monomer units is in the range from 40 to 80 wt.
    Type: Application
    Filed: January 31, 2020
    Publication date: May 28, 2020
    Inventors: Zhujuan WANG, Johannes HOEKSTRA, Pim Gerard Anton JANSSEN
  • Patent number: 10611881
    Abstract: The present invention relates to a polymer fiber made of a polyamide composition comprising a semi-crystalline semi-aromatic polyamide (PPA), wherein the PPA consists of repeat units derived from aromatic dicarboxylic acid comprising at least 80 mole % of terephthalic acid, relative to the total amount of aromatic dicarboxylic acid and diamine comprising at least 5 mole % of a first diamine and at least 5 mole % of a second diamine relative to the total amount of diamine; and 0-5 mole % of other monomeric units, relative to the total amount of aromatic dicarboxylic acid, diamine and other monomeric units, wherein the PPA has a melting temperature (Tm) of at least 310° C. measured by the DSC method according to ISO-11357-1/3, 2011 and with a heating rate of 10° C./min.
    Type: Grant
    Filed: January 12, 2015
    Date of Patent: April 7, 2020
    Assignee: DSM IP ASSETS B.V.
    Inventors: Pim Gerard Anton Janssen, Alexander Antonius Marie Stroeks
  • Patent number: 10597534
    Abstract: The present invention relates to a thermoplastic composition comprising: a) a polyamide component comprising at least three amide monomer units and b) a stabilizer characterized in that at least one of the at least three amide monomer units is an aliphatic amide monomer unit having a carbon to nitrogen ratio (C/N) equal to, or above 6.5, in that at least two of the at least three amide monomer units are semi-aromatic amide monomer units which polymerized provide at least one semi-crystalline semi-aromatic polyamide having a melting temperature of at least 290° C. as measured by DSC at a heating rate of 10° C./min according to standard ISO 1 1357-3 (2009), and in that the amount of aliphatic amide monomer unit is in the range from 20 to 60 wt. % relative to the total weight of the at least three amide monomer units in the polyamide components and the total amount of semi-aromatic amide monomer units is in the range from 40 to 80 wt.
    Type: Grant
    Filed: September 29, 2015
    Date of Patent: March 24, 2020
    Assignee: DSM IP ASSETS B.V.
    Inventors: Zhujuan Wang, Johannes Hoekstra, Pim Gerard Anton Janssen
  • Publication number: 20190022898
    Abstract: The present invention relates to a plastic material for use in various application. Further, the present invention relates to a plastic material for an industrial former (herein also designated as a mold). Additionally, the present invention relates to a mold made of a plastic material and the method for the manufacture of said mold. Furthermore, the present invention relates to an industrial process using such mold, such as in a process for making rubber goods comprising dipping of a mold into a rubber emulsion, wherein the mold consisting of a plastic material having a surface tension in the range from 25 to 60 mJ/m2 measured according to ASTM standard D-2578/09.
    Type: Application
    Filed: December 17, 2015
    Publication date: January 24, 2019
    Inventors: Pim Gerard Anton JANSSEN, Arun Anantrao KULKARNI, Konraad Albert Louise Hector DULLAERT
  • Patent number: 10017628
    Abstract: The invention relates to a flame retarded thermoplastic moulding composition comprising (A) a polyamide (B) a flame retardant system comprising a metal salt of a phosphinic acid and/or a diphosphinic acid; and either (C) a fibrous reinforcing agent; or (D) an inorganic filler; or a combination of (C) and (D), wherein (A) consists primarily of a semi-crystalline semi-aromatic polyamide (A1) with a melting temperature of at least 310° C. and consisting of repeat units, predominantly derived from terephthalic acid and diamines selected from C2-C8 diamines and having a molar average number of carbon atoms of at most 7.
    Type: Grant
    Filed: July 9, 2014
    Date of Patent: July 10, 2018
    Assignee: DSM IP ASSETS B.V.
    Inventors: Johannes Hoekstra, Pim Gerard Anton Janssen
  • Patent number: 9832869
    Abstract: The invention relates to a stretched polymer film made of a polyamide composition comprising a semi-crystalline semi-aromatic polyamide (PPA), wherein the PPA consists of repeat units derived from aromatic dicarboxylic acid comprising at least 80 mole % of terephthalic acid, relative to the total amount of aromatic dicarboxylic acid; and diamine comprising at least 5 mole % 1,4-butanediamine and at least 5 mole % 1,6-hexanediamine, relative to the total amount of diamine, the combined amount of 1,4-butanediamine and 1,6-hexanediamine being at least 60 mole % relative to the total amount of diamine; and 0-2 mole % of other monomeric units, relative to the total amount of aromatic dicarboxylic acid, diamine and other monomeric units. The invention further relates to a process for preparing the polyamide film by melt extrusion and stretching of the film.
    Type: Grant
    Filed: July 9, 2014
    Date of Patent: November 28, 2017
    Assignee: DSM IP ASSETS B.V.
    Inventors: Alexander Antonius Marie Stroeks, Pim Gerard Anton Janssen
  • Publication number: 20170298225
    Abstract: The present invention relates to a thermoplastic composition comprising: a) a polyamide component comprising at least three amide monomer units and b) a stabilizer characterized in that at least one of the at least three amide monomer units is an aliphatic amide monomer unit having a carbon to nitrogen ratio (C/N) equal to, or above 6.5, in that at least two of the at least three amide monomer units are semi-aromatic amide monomer units which polymerized provide at least one semi-crystalline semi-aromatic polyamide having a melting temperature of at least 290° C. as measured by DSC at a heating rate of 10° C./min according to standard ISO 1 1357-3 (2009), and in that the amount of aliphatic amide monomer unit is in the range from 20 to 60 wt. % relative to the total weight of the at least three amide monomer units in the polyamide components and the total amount of semi-aromatic amide monomer units is in the range from 40 to 80 wt.
    Type: Application
    Filed: September 29, 2015
    Publication date: October 19, 2017
    Inventors: Zhujuan WANG, Johannes HOEKSTRA, Pim Gerard Anton JANSSEN
  • Patent number: 9567434
    Abstract: A process for preparation of a polyamide PA-4X containing monomer units of 1,4-diaminobutane and an aliphatic linear dicarboxylic acid X with at least 8 carbon atoms, which contains the following steps: 1) making a solution comprising a salt of 1,4-diaminobutane and the aliphatic linear dicarboxylic acid and water, at a temperature at which the salt dissolves; 2) concentrating the solution of the salt at a temperature above the crystallization temperature of the salt, at a pressure of at most 7 barA to a water content of between 0 and 30 wt % based on the total amount of solution, 3) producing a polymer from the solution obtained by step 2, while keeping the polymer in a melt and at a pressure of less than 18 barA, 4) depressurizing the polymer obtained at step 3 while keeping the polymer in the melt to further polymerize the polymer. In an preferred embodiment the aliphatic linear dicarboxylic acid is 1,10-decanedioic acid.
    Type: Grant
    Filed: May 5, 2011
    Date of Patent: February 14, 2017
    Assignee: DSM IP ASSETS B.V.
    Inventors: Pim Gerard Anton Janssen, Ronald Ligthart
  • Publication number: 20160333144
    Abstract: The present invention relates to a polymer fiber made of a polyamide composition comprising a semi-crystalline semi-aromatic polyamide (PPA), wherein the PPA consists of repeat units derived from—aromatic dicarboxylic acid comprising at least 80 mole % of terephthalic acid, relative to the total amount of aromatic dicarboxylic acid and—diamine comprising at least 5 mole % of a first diamine and at least 5 mole % of a second diamine relative to the total amount of diamine; and—0-5 mole % of other monomeric units, relative to the total amount of aromatic dicarboxylic acid, diamine and other monomeric units, wherein the PPA has a melting temperature (Tm) of at least 310° C. measured by the DSC method according to ISO-11357-1/3, 2011 and with a heating rate of 10° C./min.
    Type: Application
    Filed: January 12, 2015
    Publication date: November 17, 2016
    Inventors: Pim Gerard Anton JANSSEN, Alexander Antonius Marie STROEKS
  • Publication number: 20160183368
    Abstract: The invention relates to a stretched polymer film made of a polyamide composition comprising a semi-crystalline semi-aromatic polyamide (PPA), wherein the PPA consists of repeat units derived from aromatic dicarboxylic acid comprising at least 80 mole % of terephthalic acid, relative to the total amount of aromatic dicarboxylic acid; and diamine comprising at least 5 mole % 1,4-butanediamine and at least 5 mole % 1,6-hexanediamine, relative to the total amount of diamine, the combined amount of 1,4-butanediamine and 1,6-hexanediamine being at least 60 mole % relative to the total amount of diamine; and 0-2 mole % of other monomeric units, relative to the total amount of aromatic dicarboxylic acid, diamine and other monomeric units. The invention further relates to a process for preparing the polyamide film by melt extrusion and stretching of the film.
    Type: Application
    Filed: July 9, 2014
    Publication date: June 23, 2016
    Applicant: DSM IP Assets B.V.
    Inventors: Alexander Antonius Marie STROEKS, Pim Gerard Anton JANSSEN
  • Publication number: 20160152800
    Abstract: The invention relates to a flame retarded thermoplastic moulding composition comprising (A) a polyamide (B) a flame retardant system comprising a metal salt of a phosphinic acid and/or a diphosphinic acid; and either (C) a fibrous reinforcing agent; or (D) an inorganic filler; or a combination of (C) and (D), wherein (A) consists primarily of a semi-crystalline semi-aromatic polyamide (A1) with a melting temperature of at least 310° C. and consisting of repeat units, predominantly derived from terephthalic acid and diamines selected from C2-C8 diamines and having a molar average number of carbon atoms of at most 7.
    Type: Application
    Filed: July 9, 2014
    Publication date: June 2, 2016
    Inventors: Johannes HOEKSTRA, Pim Gerard Anton JANSSEN
  • Publication number: 20140316062
    Abstract: A process for the production of a polyamide containing monomeric units of 1,4-butylene diamine, an aliphatic dicarboxylic acid having 6-12 carbon atoms and a fatty acid based dicarboxylic acid and/or diamine derived there from, which process comprises the steps of: a) making an aquous salt mixture containing 1,4-butylene diamine, the aliphatic dicarboxylic acid having 6-12 carbon atoms and the fatty acid based dicarboxylic acid and/or diamine derived there from, the mixture containing less than 50 wt % water and distilling the mixture to less than 15 wt % of water at a pressure of less than 16 barg, while keeping the mixture at a temperature high enough to keep it liquid, b) starting the polymerization of the mixture obtained in step a) by increasing the temperature until to at least 180° C.
    Type: Application
    Filed: February 10, 2012
    Publication date: October 23, 2014
    Applicant: DSM IP ASSETS B.V.
    Inventors: Pim Gerard Anton Janssen, Rudy Rulkens, Godefridus Bernardus Wilhelmus Leonardus Ligthart
  • Patent number: 8822631
    Abstract: A process for the production of a polymer containing monomer units of butane-1,4-diamine and 1,10-decanedioic acid (PA-410) having a viscosity number (VN) of at least 105 ml/gram includes making a solution of a salt of butane-1,4-diamine and 1,10-decanedioic acid in water, concentrating the solution of the salt at a temperature of between 100 and 180° C. and a pressure of between 1.0 and 3.0 bar to a water content of between 4 and 8 wt %, producing a prepolymer from the salt containing monomer units of butane-1,4-diamine and 1,10-decanedioic acid at a temperature of between 185 and 205° C., and thereafter subjecting the prepolymer to post condensation.
    Type: Grant
    Filed: May 5, 2011
    Date of Patent: September 2, 2014
    Assignee: DSM IP Assets B.V.
    Inventors: Pim Gerard Anton Janssen, Ronald Ligthart
  • Publication number: 20140039134
    Abstract: Polyamide composition comprising a first polyamide, characterized in that the composition further comprises polyamide-PXD10 in an amount of at least 0.01 wt %, based on the total amount of polyamides in the composition. In a preferred embodiment of the invention, the first polyamide is an aliphatic polyamide chosen from the group of polyamide-6, polyamide-66 and polyamide-46. A fuel part, comprising the polyamide composition is also claimed.
    Type: Application
    Filed: February 14, 2012
    Publication date: February 6, 2014
    Applicant: DSM IP ASSETS B.V.
    Inventors: Marnix Van Gurp, Pim Gerard Anton Janssen, Gerard Jan Kwant
  • Publication number: 20130211039
    Abstract: A process for the production of a polymer containing monomer units of butane-1,4-diamine and 1,10-decanedioic acid (PA-410) comprising the steps of: 1) making a solution of a salt of butane-1,4-diamine and 1,10-decanedioic acid in water, 2) concentrating the solution of the salt at a temperature of between 100 and 180° C. and a pressure of between 1.0 and 3.0 bar to a water content of between 4 and 8 wt %, 3) producing from the salt a prepolymer containing monomer units of butane-1,4-diamine and 1,10-decanedioic acid at a temperature of between 185 and 205° C. and 4) post condensation of the prepolymer. Also claimed is PA-410 having a viscosity number (VN) of at least 100 ml/gram.
    Type: Application
    Filed: May 5, 2011
    Publication date: August 15, 2013
    Applicant: DSM IP ASSETS B.V.
    Inventors: Pim Gerard Anton Janssen, Ronald Ligthart
  • Publication number: 20130131307
    Abstract: A process for preparation of a polyamide PA-4X containing monomer units of 1,4-diaminobutane and an aliphatic linear dicarboxylic acid X with at least 8 carbon atoms, which contains the following steps: 1) making a solution comprising a salt of 1,4-diaminobutane and the aliphatic linear dicarboxylic acid and water, at a temperature at which the salt dissolves; 2) concentrating the solution of the salt at a temperature above the crystallization temperature of the salt, at a pressure of at most 7 barA to a water content of between 0 and 30 wt % based on the total amount of solution, 3) producing a polymer from the solution obtained by step 2, while keeping the polymer in a melt and at a pressure of less than 18 barA, 4) depressurizing the polymer obtained at step 3 while keeping the polymer in the melt to further polymerize the polymer. In an preferred embodiment the aliphatic linear dicarboxylic acid is 1,10-decanedioic acid.
    Type: Application
    Filed: May 5, 2011
    Publication date: May 23, 2013
    Applicant: DSM IP ASSETS B.V.
    Inventors: Pim Gerard Anton Janssen, Ronald Ligthart